import { useCallback, useEffect, useMemo, useRef, useState } from "react";
import { useSearchParams } from "react-router-dom";
import { AppShell } from "../components/shell/AppShell";
import {
  Badge,
  Button,
  Card,
  Dot,
  EmptyState as UiEmptyState,
  Icon,
  Kicker,
  surfaceClassName,
} from "../components/ui";
import {
  ApiError,
  personaApi,
  personaReviewApi,
  teacherApi,
  type PersonaDraftDetail,
  type PersonaDraftGenerateRequest,
  type PersonaGenerationEvidence,
  type PersonaReviewAction,
  type PersonaReviewStatus,
  type PersonaReviewSummary,
  type PersonaSourceDocumentResponse,
  type PersonaSummary,
  type TeacherDashboardResponse,
  type TeacherGrowthPoint,
} from "../lib/api";
import {
  formatDateTimeKo as formatDateTime,
  formatOptionalPercent,
} from "../lib/format";
import {
  personaDifficultyLabel,
  personaReviewStatusLabel,
  personaReviewTone,
  personaTheoryLabel,
} from "../lib/personaViewModel";
import {
  buildPromptPreviewSections,
  cloneEmptyDraft,
  draftDetailToStudioPayload,
  draftPayloadToStudioPayload,
  editableListValue,
  listValue,
  nextPersonaCode,
  normalizeCode,
  numberValue,
  objectValue,
  payloadForApi,
  stringValue,
  validateDraft,
  type Difficulty,
  type PersonaStudioPayload,
  type PromptPreviewSection,
  type ValidationResult,
} from "./persona-studio/model";
import "./persona-studio.css";

type LoadState = "loading" | "ready" | "error";
type WorkspaceTab = "dashboard" | "catalog" | "personas";
type PersonaListTab = "all" | "review";
type PersonaDetailTab = "overview" | "learning" | "settings";
type AuthoringStep = "source" | "generate" | "edit" | "review";
type StudioTab =
  | "overview"
  | "clinical"
  | "resistance"
  | "scenario"
  | "speech"
  | "safety"
  | "prompt";
type NumberSection = "big5" | "resistance" | "affect_baseline";
type SourceKind = PersonaDraftGenerateRequest["source_kind"];
type ObjectSection =
  | "demographics"
  | "presenting"
  | "history"
  | "speech_style"
  | "ccd"
  | "dsm5_dimensional"
  | "triggers";

const STUDIO_TABS: { key: StudioTab; label: string }[] = [
  { key: "overview", label: "개요" },
  { key: "clinical", label: "임상" },
  { key: "resistance", label: "저항" },
  { key: "scenario", label: "회기" },
  { key: "speech", label: "말투" },
  { key: "safety", label: "안전" },
  { key: "prompt", label: "프롬프트" },
];

const AUTHORING_STEPS = [
  { key: "source", label: "자료", desc: "기록, 교재, 가이드 정리" },
  { key: "generate", label: "초안", desc: "근거를 확인하고 초안 생성" },
  { key: "edit", label: "설정", desc: "임상, 회기, 말투 조정" },
  { key: "review", label: "검토", desc: "근거, 위험, 버전 확인" },
] as const;

const WORKSPACE_TABS: { key: WorkspaceTab; label: string; desc: string }[] = [
  { key: "dashboard", label: "대시보드", desc: "운영, 학습, 검수 현황" },
  { key: "catalog", label: "카탈로그", desc: "공개 범위와 구성 정보" },
  { key: "personas", label: "페르소나", desc: "전체 목록과 검수" },
];

const AUTHORING_STEP_KEYS = AUTHORING_STEPS.map((step) => step.key);
const PERSONA_PROGRESS_STORAGE_KEY = "vignette:persona-studio:progress:v1";

const TAB_GUIDANCE: Record<
  StudioTab,
  { title: string; desc: string; items: string[] }
> = {
  overview: {
    title: "기본 정보는 학습자가 바로 알아볼 수 있는 식별자 중심으로 작성",
    desc: "코드, 난이도, 이론, 인구통계는 검색과 배정에 쓰인다. 실제 기록 기반이면 출처를 비워두지 마라.",
    items: [
      "표시 이름은 교수자가 구분할 수 있는 별칭으로 둔다.",
      "첫 회기 입장 발화는 시뮬레이션 시작 1분의 톤을 결정한다.",
      "주호소는 내담자가 직접 말할 수 있는 문장으로 쓴다.",
    ],
  },
  clinical: {
    title: "임상 배경은 관찰 사실과 내부 가설을 분리해서 작성",
    desc: "가족, 관계, 학교/직장, 촉발 사건은 SSOT 자료에서 확인되는 사실을 우선한다. CCD는 내담자가 직접 설명하지 않는 내부 모델이다.",
    items: [
      "가족/관계에는 현재 기능에 영향을 주는 반복 패턴을 적는다.",
      "촉발 사건은 날짜보다 상담 장면에서 드러날 행동 변화에 초점을 둔다.",
      "자동사고는 한 줄에 하나씩, 내담자 머릿속 문장처럼 쓴다.",
    ],
  },
  resistance: {
    title: "수치 파라미터는 대화 난이도를 조절하는 운영값",
    desc: "저항값은 임상 진단이 아니라 시뮬레이션 반응 강도다. 과도하게 극단값을 주면 교육용 피드백이 흔들린다.",
    items: [
      "초기 저항은 첫 3턴의 방어 강도를 의미한다.",
      "침묵/회피 확률은 상담자 개입이 어긋날 때의 반응 확률이다.",
      "자살사고 단계는 안전 라우팅과 검증 카드에서 별도로 확인한다.",
    ],
  },
  scenario: {
    title: "회기 시나리오는 회차별 장면, 개방 조건, 금지 반응을 함께 둔다",
    desc: "교수자는 '이 내담자가 언제, 왜, 어떻게 변하는지'를 보고 싶어 한다. 단순 줄거리보다 상담자 행동에 대한 반응 규칙이 중요하다.",
    items: [
      "1회기: 입장 태도, 숨기는 정보, 라포가 생기는 조건을 적는다.",
      "2회기 이후: 이전 회기의 상담자 반응에 따라 드러나는 변화를 적는다.",
      "표면화 조건에는 어떤 질문/반영이 주호소를 깊게 만드는지 쓴다.",
    ],
  },
  speech: {
    title: "말투는 캐릭터 장식이 아니라 상담 기술 평가의 입력값",
    desc: "말버릇, 군말, 비언어 단서는 상담자가 반영, 명료화, 공감하기 어렵거나 쉬운 지점을 만든다.",
    items: [
      "문장 길이는 짧음/중간/김처럼 운영 가능한 값으로 둔다.",
      "군말과 말버릇은 과하지 않게 2~4개 정도가 적당하다.",
      "비언어 단서는 발화 텍스트에 자연스럽게 섞일 행동만 적는다.",
    ],
  },
  safety: {
    title: "역린과 금기어는 모델이 말하지 말아야 할 말이 아니라 반응 조건",
    desc: "금기어 목록만 늘리면 시뮬레이션이 경직된다. 어떤 개입에서 어떤 방어, 침묵, 분노가 생기는지까지 작성해야 한다.",
    items: [
      "민감 영역은 내담자가 회피하거나 과민 반응하는 주제다.",
      "상담자 금기는 훈련자가 하면 안 되는 개입 방식이다.",
      "역린 반응은 침묵, 농담, 반문, 공격성처럼 관찰 가능한 행동으로 쓴다.",
    ],
  },
  prompt: {
    title: "프롬프트 미리보기는 최종 런타임 계약 검토용",
    desc: "여기서는 편집하지 않는다. 누락된 필드가 있으면 앞 탭으로 돌아가 구조화된 데이터에서 수정해라.",
    items: [
      "내부 설정은 내담자가 직접 설명하지 않도록 유지한다.",
      "역린과 회기 규칙이 과도하게 모순되지 않는지 확인한다.",
      "검수 전에는 생성 근거와 안전 항목을 함께 확인한다.",
    ],
  },
};

function completenessLabel(result: ValidationResult): string {
  if (result.errors.length === 0 && result.warnings.length === 0) return "완료";
  if (result.errors.length === 0) return "검토";
  return "미완";
}

function average(values: number[]): number | null {
  if (values.length === 0) return null;
  return values.reduce((sum, value) => sum + value, 0) / values.length;
}

function percentLabel(value: number | null | undefined): string {
  return formatOptionalPercent(value, "자료 없음");
}

// 표시 이름 데이터에 가운뎃점이 2개 들어 있다("서연(가명) · 고2 · 우울/자살사고").
// 데이터는 그대로 두고 화면에서만 "서연(가명) · 고2" + "우울/자살사고" 두 줄로 나눠
// 한 줄에 가운뎃점이 1개만 남게 한다. 가운뎃점이 1개 이하면 원문을 그대로 쓴다.
function splitPersonaName(name: string): { head: string; tail: string } {
  const parts = name
    .split("·")
    .map((part) => part.trim())
    .filter(Boolean);
  if (parts.length < 3) return { head: name, tail: "" };
  return {
    head: parts.slice(0, 2).join(" · "),
    tail: parts.slice(2).join(", "),
  };
}

function personaOrigin(code: string, source?: string): "system" | "custom" {
  if (/^P(?:[1-9]|1[01])$/i.test(code)) return "system";
  return source === "seed" ? "system" : "custom";
}

function reviewStatusDescription(status: PersonaReviewStatus): string {
  if (status === "review")
    return "검수자가 승인 또는 수정 요청을 결정해야 합니다.";
  if (status === "draft") return "작성자가 편집 중인 비공개 초안입니다.";
  if (status === "approved") return "학습자 카탈로그에 공개된 버전입니다.";
  return "새 회기 배정에서 제외된 보관 버전입니다.";
}

function TextField({
  label,
  value,
  onChange,
  placeholder,
}: {
  label: string;
  value: string;
  onChange: (value: string) => void;
  placeholder?: string;
}) {
  return (
    <label className="ps-field">
      <span>{label}</span>
      <input
        value={value}
        onChange={(event) => onChange(event.target.value)}
        placeholder={placeholder}
      />
    </label>
  );
}
function TextAreaField({
  label,
  value,
  onChange,
  rows = 4,
  placeholder,
}: {
  label: string;
  value: string;
  onChange: (value: string) => void;
  rows?: number;
  placeholder?: string;
}) {
  return (
    <label className="ps-field ps-field--wide">
      <span>{label}</span>
      <textarea
        value={value}
        onChange={(event) => onChange(event.target.value)}
        rows={rows}
        placeholder={placeholder}
      />
    </label>
  );
}

function ListField({
  label,
  value,
  onChange,
  rows = 2,
  placeholder,
}: {
  label: string;
  value: string[];
  onChange: (value: string[]) => void;
  rows?: number;
  placeholder?: string;
}) {
  const items = value.length ? value : [""];
  const updateItem = (index: number, nextValue: string) => {
    const next = [...items];
    next[index] = nextValue;
    onChange(next);
  };
  const removeItem = (index: number) => {
    onChange(items.filter((_, itemIndex) => itemIndex !== index));
  };

  return (
    <div className="ps-list-field ps-field--wide">
      <div className="ps-list-field__head">
        <span>{label}</span>
        <Button
          variant="ghost"
          size="sm"
          leading={<Icon name="plus" size={15} />}
          onClick={() => onChange([...items, ""])}
        >
          항목 추가
        </Button>
      </div>
      <div className="ps-list-field__rows">
        {items.map((item, index) => (
          <div className="ps-list-item" key={`${label}-${index}`}>
            <textarea
              aria-label={`${label} ${index + 1}`}
              value={item}
              onChange={(event) => updateItem(index, event.target.value)}
              rows={rows}
              placeholder={index === 0 ? placeholder : undefined}
            />
            <button
              type="button"
              className="ps-list-item__remove"
              onClick={() => removeItem(index)}
              aria-label={`${label} ${index + 1} 삭제`}
              title="삭제"
            >
              <Icon name="x" size={16} />
            </button>
          </div>
        ))}
      </div>
    </div>
  );
}

function PromptPreviewPanel({
  sections,
}: {
  sections: PromptPreviewSection[];
}) {
  return (
    <div className="ps-prompt" aria-label="프롬프트 미리보기">
      {sections.map((section) => (
        <section
          className={surfaceClassName("ps-prompt-section", {
            variant: "inset",
            flat: true,
          })}
          key={section.title}
        >
          <div className="ps-prompt-section__head">
            <h3>{section.title}</h3>
            {section.desc ? <p>{section.desc}</p> : null}
          </div>
          {section.rows?.length ? (
            <dl className="ps-prompt-rows">
              {section.rows.map((row) => (
                <div
                  className="ps-prompt-row"
                  key={`${section.title}-${row.label}`}
                >
                  <dt>{row.label}</dt>
                  <dd>{row.value}</dd>
                </div>
              ))}
            </dl>
          ) : null}
          {section.items?.length ? (
            <ul className="ps-prompt-list">
              {section.items.map((item, index) => (
                <li key={`${section.title}-${index}`}>{item}</li>
              ))}
            </ul>
          ) : null}
          {section.body ? (
            <p className="ps-prompt-body">{section.body}</p>
          ) : null}
          {!section.rows?.length && !section.items?.length && !section.body ? (
            <p className="ps-prompt-empty">작성된 항목 없음</p>
          ) : null}
        </section>
      ))}
    </div>
  );
}

function NumberField({
  label,
  value,
  onChange,
  min = 0,
  max = 1,
  step = 0.05,
}: {
  label: string;
  value: number;
  onChange: (value: number) => void;
  min?: number;
  max?: number;
  step?: number;
}) {
  return (
    <label className="ps-numfield">
      <span>{label}</span>
      <input
        type="number"
        min={min}
        max={max}
        step={step}
        value={value}
        onChange={(event) => onChange(Number(event.target.value))}
      />
    </label>
  );
}

function EmptyState({ title, desc }: { title: string; desc: string }) {
  return <UiEmptyState className="ps-empty" title={title} description={desc} />;
}

// 페르소나 스튜디오는 Kicker 가 21곳이라 저작 화면 한 폭에 accent dot 이 8개까지 몰렸다.
// 이 화면의 Kicker 는 전부 "섹션 제목 장식"일 뿐 현재 상태(정상/주의/라이브)를 전달하지 않으므로
// dot={false} 로 통일한다. 실제 상태 신호는 그대로 <Dot tone="..."> 컴포넌트가 담당한다.
function GuidancePanel({ tab }: { tab: StudioTab }) {
  const guidance = TAB_GUIDANCE[tab];
  return (
    <div className="ps-guidance">
      <div>
        <Kicker dot={false}>작성 가이드</Kicker>
        <b>{guidance.title}</b>
        <p>{guidance.desc}</p>
      </div>
      <ul>
        {guidance.items.map((item) => (
          <li key={item}>{item}</li>
        ))}
      </ul>
    </div>
  );
}

export default function PersonaStudio() {
  const [searchParams, setSearchParams] = useSearchParams();
  const requestedDraftId = searchParams.get("draft");
  const requestedView = searchParams.get("view");
  const workspaceTab: WorkspaceTab =
    requestedView === "catalog" || requestedView === "personas"
      ? requestedView
      : "dashboard";
  const personaListTab: PersonaListTab =
    searchParams.get("queue") === "review" ? "review" : "all";
  const detailKey = searchParams.get("persona");
  const detailTabParam = searchParams.get("detailTab");
  const detailTab: PersonaDetailTab =
    detailTabParam === "learning" || detailTabParam === "settings"
      ? detailTabParam
      : "overview";
  const isAuthoring =
    searchParams.get("mode") === "create" ||
    searchParams.get("mode") === "edit";
  const requestedStep = searchParams.get("step");
  const authoringStep: AuthoringStep = AUTHORING_STEP_KEYS.includes(
    requestedStep as AuthoringStep,
  )
    ? (requestedStep as AuthoringStep)
    : "source";
  const sourceFileInputRef = useRef<HTMLInputElement | null>(null);
  const [catalog, setCatalog] = useState<PersonaSummary[]>([]);
  const [reviews, setReviews] = useState<PersonaReviewSummary[]>([]);
  const [teacherDashboard, setTeacherDashboard] =
    useState<TeacherDashboardResponse | null>(null);
  const [dashboardError, setDashboardError] = useState<string | null>(null);
  const [loadState, setLoadState] = useState<LoadState>("loading");
  const [loadError, setLoadError] = useState<string | null>(null);
  const [draft, setDraft] = useState<PersonaStudioPayload>(() =>
    cloneEmptyDraft(),
  );
  const [sourceText, setSourceText] = useState("");
  const [sourceFilename, setSourceFilename] = useState("");
  const [sourceKind, setSourceKind] = useState<SourceKind>("client_record");
  const [sourceReferences, setSourceReferences] = useState<
    PersonaSourceDocumentResponse[]
  >([]);
  const [generationEvidence, setGenerationEvidence] = useState<
    PersonaGenerationEvidence[]
  >([]);
  const [generationGoal, setGenerationGoal] = useState("");
  const [generationSummary, setGenerationSummary] = useState("");
  const [generationWarnings, setGenerationWarnings] = useState<string[]>([]);
  const [maskedEntities, setMaskedEntities] = useState<string[]>([]);
  const [editingId, setEditingId] = useState<string | null>(null);
  const [activeTab, setActiveTab] = useState<StudioTab>("overview");
  const [busy, setBusy] = useState<
    "load" | "save" | "submit" | "decide" | "generate" | "archive" | null
  >(null);
  const [message, setMessage] = useState<string | null>(null);
  const [formError, setFormError] = useState<string | null>(null);
  const [autoLoadedDraftId, setAutoLoadedDraftId] = useState<string | null>(
    null,
  );
  const [personaSearch, setPersonaSearch] = useState("");
  const [originFilter, setOriginFilter] = useState<"all" | "system" | "custom">(
    "all",
  );
  const [selectedDraftDetail, setSelectedDraftDetail] =
    useState<PersonaDraftDetail | null>(null);

  const loadStudio = useCallback(async () => {
    setLoadState("loading");
    setLoadError(null);
    setDashboardError(null);
    try {
      const [nextCatalog, nextReviews, nextDashboard] =
        await Promise.allSettled([
          personaApi.list(),
          personaReviewApi.list(),
          teacherApi.dashboard(),
        ]);
      if (nextCatalog.status === "rejected") throw nextCatalog.reason;
      setCatalog(nextCatalog.value);
      if (nextReviews.status === "fulfilled") {
        setReviews(nextReviews.value);
      } else if (
        nextReviews.reason instanceof ApiError &&
        nextReviews.reason.status === 404
      ) {
        setReviews([]);
      } else {
        throw nextReviews.reason;
      }
      if (nextDashboard.status === "fulfilled") {
        setTeacherDashboard(nextDashboard.value);
      } else {
        setTeacherDashboard(null);
        setDashboardError(
          "학습 지표를 불러오지 못했습니다. 카탈로그와 저작 기능은 계속 사용할 수 있습니다.",
        );
      }
      setLoadState("ready");
    } catch (err) {
      if (err instanceof ApiError && err.status === 404) {
        setReviews([]);
        setLoadState("ready");
      } else {
        setLoadError(
          err instanceof Error
            ? err.message
            : "페르소나 정보를 불러오지 못했습니다.",
        );
        setLoadState("error");
      }
    }
  }, []);

  useEffect(() => {
    void loadStudio();
  }, [loadStudio]);

  const suggestedCode = useMemo(
    () => nextPersonaCode(catalog, reviews),
    [catalog, reviews],
  );

  useEffect(() => {
    if (draft.code || editingId || loadState !== "ready") return;
    setDraft((current) => ({ ...current, code: suggestedCode }));
  }, [draft.code, editingId, loadState, suggestedCode]);

  const codeTaken = useMemo(() => {
    const code = normalizeCode(draft.code);
    if (!code || editingId) return false;
    return (
      catalog.some((persona) => normalizeCode(persona.code) === code) ||
      reviews.some((persona) => normalizeCode(persona.code) === code)
    );
  }, [catalog, draft.code, editingId, reviews]);

  const validation = useMemo(
    () => validateDraft(draft, true, codeTaken),
    [codeTaken, draft],
  );
  const saveValidation = useMemo(
    () => validateDraft(draft, false, codeTaken),
    [codeTaken, draft],
  );
  const promptPreviewSections = useMemo(
    () => buildPromptPreviewSections(draft),
    [draft],
  );
  const authoringStepIndex = useMemo(() => {
    const hasEditedDraft = Boolean(
      editingId ||
      draft.display_name.trim() ||
      stringValue(draft.presenting, "complaint").trim(),
    );
    if (hasEditedDraft && validation.errors.length === 0) return 3;
    if (hasEditedDraft || sourceReferences.length > 0) return 2;
    if (sourceText.trim()) return 1;
    return 0;
  }, [
    draft.display_name,
    draft.presenting,
    editingId,
    sourceReferences.length,
    sourceText,
    validation.errors.length,
  ]);

  const setQuery = useCallback(
    (updates: Record<string, string | null>) => {
      setSearchParams((current) => {
        const next = new URLSearchParams(current);
        for (const [key, value] of Object.entries(updates)) {
          if (value === null) next.delete(key);
          else next.set(key, value);
        }
        return next;
      });
    },
    [setSearchParams],
  );

  const learningPoints = useMemo(
    () =>
      (teacherDashboard?.learner_growth ?? []).flatMap((learner) =>
        (learner.points ?? []).map((point) => ({
          ...point,
          learner_id: learner.learner_id,
        })),
      ),
    [teacherDashboard],
  );

  const usageByPersona = useMemo(() => {
    const result = new Map<
      string,
      {
        activeSessions: number;
        recentSessions: number;
        learners: number;
        avgScore: number | null;
        avgRapport: number | null;
        points: Array<TeacherGrowthPoint & { learner_id: string }>;
      }
    >();
    const recentSessions = teacherDashboard?.recent_sessions ?? [];
    const codes = new Set([
      ...catalog.map((persona) => normalizeCode(persona.code)),
      ...reviews.map((persona) => normalizeCode(persona.code)),
      ...recentSessions.map((session) => normalizeCode(session.persona_code)),
      ...learningPoints.map((point) => normalizeCode(point.persona_code)),
    ]);
    for (const code of codes) {
      const sessions = recentSessions.filter(
        (session) => normalizeCode(session.persona_code) === code,
      );
      const points = learningPoints.filter(
        (point) => normalizeCode(point.persona_code) === code,
      );
      const learners = new Set([
        ...sessions.map((session) => session.learner_id),
        ...points.map((point) => point.learner_id),
      ]);
      result.set(code, {
        activeSessions: sessions.filter((session) => session.status !== "ended")
          .length,
        recentSessions: sessions.length,
        learners: learners.size,
        avgScore: average(
          points.flatMap((point) => (point.score == null ? [] : [point.score])),
        ),
        avgRapport: average(
          points.flatMap((point) =>
            point.rapport == null ? [] : [point.rapport],
          ),
        ),
        points,
      });
    }
    return result;
  }, [catalog, learningPoints, reviews, teacherDashboard]);

  const personaRows = useMemo(() => {
    const published = catalog.map((persona) => ({
      key: `approved:${persona.code}`,
      kind: "approved" as const,
      code: persona.code,
      name: persona.display_name,
      difficulty: persona.difficulty,
      theory: persona.theory_target,
      version: persona.version ?? 1,
      status: "approved" as PersonaReviewStatus,
      origin: personaOrigin(persona.code, persona.source),
      persona,
    }));
    const inProgress = reviews.map((persona) => ({
      key: `draft:${persona.persona_id}`,
      kind: "draft" as const,
      code: persona.code,
      name: persona.display_name,
      difficulty: persona.difficulty,
      theory: persona.theory_target,
      version: persona.version,
      status: persona.status,
      origin: personaOrigin(persona.code),
      persona,
    }));
    const query = personaSearch.trim().toLocaleLowerCase("ko-KR");
    return [...inProgress, ...published]
      .filter((row) => originFilter === "all" || row.origin === originFilter)
      .filter((row) => {
        if (!query) return true;
        return [
          row.code,
          row.name,
          ...row.theory,
          personaReviewStatusLabel(row.status),
        ]
          .join(" ")
          .toLocaleLowerCase("ko-KR")
          .includes(query);
      })
      .sort(
        (left, right) =>
          left.code.localeCompare(right.code, "ko-KR", { numeric: true }) ||
          right.version - left.version,
      );
  }, [catalog, originFilter, personaSearch, reviews]);

  const selectedRow = useMemo(
    () => personaRows.find((row) => row.key === detailKey) ?? null,
    [detailKey, personaRows],
  );

  const reviewQueue = useMemo(
    () =>
      reviews.filter(
        (persona) => persona.status === "review" || persona.status === "draft",
      ),
    [reviews],
  );

  const dashboardPoints = learningPoints.filter(
    (point) => point.score != null || point.rapport != null,
  );
  const dashboardScore = average(
    dashboardPoints.flatMap((point) =>
      point.score == null ? [] : [point.score],
    ),
  );
  const dashboardRapport = average(
    dashboardPoints.flatMap((point) =>
      point.rapport == null ? [] : [point.rapport],
    ),
  );
  const activePersonaCount = Array.from(usageByPersona.values()).filter(
    (usage) => usage.activeSessions > 0,
  ).length;

  useEffect(() => {
    if (!detailKey?.startsWith("draft:")) {
      setSelectedDraftDetail(null);
      return;
    }
    const personaId = detailKey.slice("draft:".length);
    let cancelled = false;
    void personaReviewApi
      .getDraft(personaId)
      .then((detail) => {
        if (!cancelled) setSelectedDraftDetail(detail);
      })
      .catch(() => {
        if (!cancelled) setSelectedDraftDetail(null);
      });
    return () => {
      cancelled = true;
    };
  }, [detailKey]);

  const updateRoot = useCallback(
    <Key extends keyof PersonaStudioPayload>(
      key: Key,
      value: PersonaStudioPayload[Key],
    ) => {
      setDraft((current) => ({ ...current, [key]: value }));
      setFormError(null);
      setMessage(null);
    },
    [],
  );

  const updateObject = useCallback(
    (section: ObjectSection, key: string, value: unknown) => {
      setDraft((current) => ({
        ...current,
        [section]: {
          ...objectValue(current[section]),
          [key]: value,
        },
      }));
      setFormError(null);
      setMessage(null);
    },
    [],
  );

  const updateNumber = useCallback(
    (section: NumberSection, key: string, value: number) => {
      setDraft((current) => ({
        ...current,
        [section]: {
          ...current[section],
          [key]: Number.isFinite(value) ? value : 0,
        },
      }));
      setFormError(null);
      setMessage(null);
    },
    [],
  );

  const toggleTheory = useCallback((value: string) => {
    setDraft((current) => {
      const exists = current.theory_target.includes(value);
      const next = exists
        ? current.theory_target.filter((item) => item !== value)
        : [...current.theory_target, value];
      return {
        ...current,
        theory_target: next.length > 0 ? next : ["humanistic"],
      };
    });
  }, []);

  const resetDraft = useCallback(() => {
    const next = cloneEmptyDraft();
    next.code = suggestedCode;
    setDraft(next);
    setEditingId(null);
    setActiveTab("overview");
    setSourceText("");
    setSourceFilename("");
    setGenerationGoal("");
    setGenerationSummary("");
    setGenerationWarnings([]);
    setMaskedEntities([]);
    setSourceReferences([]);
    setGenerationEvidence([]);
    setFormError(null);
    setMessage(null);
  }, [suggestedCode]);

  const openCreate = useCallback(() => {
    resetDraft();
    try {
      const saved = window.localStorage.getItem(PERSONA_PROGRESS_STORAGE_KEY);
      if (saved) {
        const parsed = JSON.parse(saved) as {
          draft?: PersonaStudioPayload;
          sourceText?: string;
          sourceFilename?: string;
          sourceKind?: SourceKind;
          generationGoal?: string;
        };
        if (parsed.draft) setDraft(parsed.draft);
        if (typeof parsed.sourceText === "string")
          setSourceText(parsed.sourceText);
        if (typeof parsed.sourceFilename === "string")
          setSourceFilename(parsed.sourceFilename);
        if (parsed.sourceKind) setSourceKind(parsed.sourceKind);
        if (typeof parsed.generationGoal === "string")
          setGenerationGoal(parsed.generationGoal);
        setMessage("이 브라우저에 저장된 작성 중 내용을 복원했습니다.");
      }
    } catch {
      window.localStorage.removeItem(PERSONA_PROGRESS_STORAGE_KEY);
    }
    setSearchParams({ view: "personas", mode: "create", step: "source" });
  }, [resetDraft, setSearchParams]);

  const openDraftEditor = useCallback(
    (personaId: string) => {
      setSearchParams({
        view: "personas",
        mode: "edit",
        draft: personaId,
        step: "edit",
      });
    },
    [setSearchParams],
  );

  const loadDraft = useCallback(async (personaId: string) => {
    setBusy("load");
    setFormError(null);
    setMessage(null);
    try {
      const detail = await personaReviewApi.getDraft(personaId);
      setDraft(draftDetailToStudioPayload(detail));
      setEditingId(detail.persona_id);
      setActiveTab("overview");
      setMessage(`${detail.code} v${detail.version} 초안을 불러왔습니다.`);
    } catch (err) {
      setFormError(
        err instanceof Error ? err.message : "초안을 불러오지 못했습니다.",
      );
    } finally {
      setBusy(null);
    }
  }, []);

  const reviseApprovedPersona = useCallback(
    async (persona: PersonaSummary) => {
      if (!persona.persona_id) {
        setFormError("DB에 등록된 페르소나만 수정 초안을 만들 수 있습니다.");
        return;
      }
      setBusy("load");
      setFormError(null);
      setMessage(null);
      try {
        const detail = await personaReviewApi.reviseApproved(
          persona.persona_id,
        );
        setDraft(draftDetailToStudioPayload(detail));
        setEditingId(detail.persona_id);
        setActiveTab("overview");
        setMessage(
          `${detail.code} v${detail.version} 수정 초안을 불러왔습니다. 승인 전까지 기존 공개본은 유지됩니다.`,
        );
        setSearchParams({
          view: "personas",
          mode: "edit",
          draft: detail.persona_id,
          step: "edit",
        });
        await loadStudio();
      } catch (err) {
        setFormError(
          err instanceof Error
            ? err.message
            : "공개 페르소나 수정 초안을 만들지 못했습니다.",
        );
      } finally {
        setBusy(null);
      }
    },
    [loadStudio, setSearchParams],
  );

  const archiveApprovedPersona = useCallback(
    async (persona: PersonaSummary) => {
      if (!persona.persona_id) {
        setFormError("DB에 등록된 페르소나만 삭제할 수 있습니다.");
        return;
      }
      const ok = window.confirm(
        `${persona.code} ${persona.display_name} 공개 페르소나를 삭제할까요?\n기존 회기 기록은 유지되고, 새 회기 시작 목록에서만 사라집니다.`,
      );
      if (!ok) return;
      setBusy("archive");
      setFormError(null);
      setMessage(null);
      try {
        const archived = await personaReviewApi.archive(persona.persona_id);
        if (
          editingId === persona.persona_id ||
          normalizeCode(draft.code) === normalizeCode(archived.code)
        ) {
          resetDraft();
        }
        setMessage(
          `${archived.code} 페르소나를 보관 처리했습니다. 기존 회기 기록은 유지됩니다.`,
        );
        await loadStudio();
      } catch (err) {
        setFormError(
          err instanceof Error
            ? err.message
            : "페르소나를 삭제하지 못했습니다.",
        );
      } finally {
        setBusy(null);
      }
    },
    [draft.code, editingId, loadStudio, resetDraft],
  );

  const loadSourceFile = useCallback(
    async (file: File | null) => {
      if (!file) return;
      const lowered = file.name.toLowerCase();
      // P4: 엑셀(자유 양식)은 서버에서 변환·등록한다. 원본은 서버에 저장되지 않는다.
      if (
        lowered.endsWith(".xlsx") ||
        lowered.endsWith(".xlsm") ||
        lowered.endsWith(".xls")
      ) {
        setBusy("generate");
        setFormError(null);
        try {
          const registered = await personaReviewApi.uploadSource(file, {
            source_kind: sourceKind,
            title: file.name,
            source_note: generationGoal,
          });
          setSourceReferences((current) => [...current, registered]);
          setSourceFilename(file.name);
          setMessage(
            `${file.name}을(를) 표 → 텍스트로 변환해 KB 근거 문서로 등록했습니다. 원본 파일은 서버에 남지 않습니다.`,
          );
        } catch (err) {
          setFormError(
            err instanceof Error
              ? err.message
              : "엑셀 자료를 변환해 등록하지 못했습니다.",
          );
        } finally {
          setBusy(null);
        }
        return;
      }
      try {
        const text = await file.text();
        setSourceFilename(file.name);
        setSourceText(text);
        setFormError(null);
        setMessage(
          `${file.name} 첨부 내용을 불러왔습니다. 생성 시 KB 근거 문서로 먼저 등록됩니다.`,
        );
      } catch {
        setFormError(
          "첨부 파일을 텍스트로 읽지 못했습니다. txt/md/csv처럼 텍스트 추출 가능한 파일을 사용하세요.",
        );
      }
    },
    [generationGoal, sourceKind],
  );

  const generateFromSource = useCallback(async () => {
    // 업로드로 이미 등록된 근거(엑셀 등)가 있으면 붙여넣기 없이도 생성 가능(P4).
    const uploadedIds = sourceReferences.map((ref) => ref.source_id);
    const hasPastedText = sourceText.trim().length >= 20;
    if (!hasPastedText && uploadedIds.length === 0) {
      setFormError(
        "첨부(엑셀 업로드 포함) 또는 붙여넣기 자료를 20자 이상 입력해야 초안을 생성할 수 있습니다.",
      );
      return;
    }
    setBusy("generate");
    setFormError(null);
    setMessage(null);
    setGenerationSummary("");
    setGenerationWarnings([]);
    setMaskedEntities([]);
    setGenerationEvidence([]);
    try {
      const registered: PersonaSourceDocumentResponse[] = [];
      if (hasPastedText) {
        registered.push(
          await personaReviewApi.createSource({
            filename: sourceFilename || "persona-source.txt",
            source_kind: sourceKind,
            text: sourceText,
            title: sourceFilename || "붙여넣은 페르소나 저작 자료",
            source_note: generationGoal,
          }),
        );
      }
      const sourceIds = [
        ...uploadedIds,
        ...registered.map((ref) => ref.source_id),
      ];
      const response = await personaReviewApi.generateDraft({
        source_ids: sourceIds,
        source_kind: sourceKind,
        code_hint: normalizeCode(draft.code) || suggestedCode,
        display_name_hint: draft.display_name.trim() || null,
        difficulty: draft.difficulty,
        theory_target: draft.theory_target,
        generation_goal: generationGoal,
      });
      const generated = draftPayloadToStudioPayload(response.draft);
      if (!generated.code || generated.code === "P") {
        generated.code = suggestedCode;
      }
      setDraft(generated);
      setActiveTab("overview");
      setGenerationSummary(response.source_summary);
      setGenerationWarnings(response.warnings ?? []);
      setMaskedEntities([
        ...registered.flatMap((ref) => ref.pii_entities_masked ?? []),
        ...(response.pii_entities_masked ?? []),
      ]);
      setSourceReferences(
        response.source_references?.length
          ? response.source_references
          : [...sourceReferences, ...registered],
      );
      setGenerationEvidence(response.evidence_chunks ?? []);
      setMessage(
        "첨부 자료를 RAG 근거 문서로 등록하고 초안을 생성했습니다. 각 탭에서 검수 기준에 맞게 수정하세요.",
      );
    } catch (err) {
      setFormError(
        err instanceof Error
          ? err.message
          : "자료 기반 초안을 생성하지 못했습니다.",
      );
    } finally {
      setBusy(null);
    }
  }, [
    draft.code,
    draft.difficulty,
    draft.display_name,
    draft.theory_target,
    generationGoal,
    sourceFilename,
    sourceKind,
    sourceReferences,
    sourceText,
    suggestedCode,
  ]);

  useEffect(() => {
    if (
      !isAuthoring ||
      loadState !== "ready" ||
      !requestedDraftId ||
      autoLoadedDraftId === requestedDraftId
    )
      return;
    setAutoLoadedDraftId(requestedDraftId);
    void loadDraft(requestedDraftId);
  }, [autoLoadedDraftId, isAuthoring, loadDraft, loadState, requestedDraftId]);

  useEffect(() => {
    if (isAuthoring && authoringStep === "review") setActiveTab("prompt");
  }, [authoringStep, isAuthoring]);

  const saveDraft = useCallback(
    async (submitForReview: boolean) => {
      const result = submitForReview ? validation : saveValidation;
      if (result.errors.length > 0) {
        setFormError(result.errors[0]);
        return;
      }
      setBusy(submitForReview ? "submit" : "save");
      setFormError(null);
      setMessage(null);
      try {
        const payload = payloadForApi(draft, submitForReview);
        const saved = editingId
          ? await personaReviewApi.updateDraft(editingId, payload)
          : await personaReviewApi.createDraft(payload);
        setEditingId(saved.persona_id);
        setMessage(
          saved.status === "review"
            ? `${saved.code} v${saved.version} 검수 요청을 올렸습니다.`
            : `${saved.code} v${saved.version} 초안을 저장했습니다.`,
        );
        if (saved.status === "review") {
          window.localStorage.removeItem(PERSONA_PROGRESS_STORAGE_KEY);
        }
        await loadStudio();
      } catch (err) {
        setFormError(
          err instanceof Error
            ? err.message
            : "페르소나 초안을 저장하지 못했습니다.",
        );
      } finally {
        setBusy(null);
      }
    },
    [draft, editingId, loadStudio, saveValidation, validation],
  );

  const saveProgress = useCallback(async () => {
    window.localStorage.setItem(
      PERSONA_PROGRESS_STORAGE_KEY,
      JSON.stringify({
        draft,
        sourceText,
        sourceFilename,
        sourceKind,
        generationGoal,
      }),
    );
    if (saveValidation.errors.length === 0) {
      await saveDraft(false);
      return;
    }
    setFormError(null);
    setMessage(
      "작성 중 내용을 이 브라우저에 임시 저장했습니다. 이름과 기본 정보를 채우면 서버 초안으로도 저장됩니다.",
    );
  }, [
    draft,
    generationGoal,
    saveDraft,
    saveValidation.errors.length,
    sourceFilename,
    sourceKind,
    sourceText,
  ]);

  const decideReview = useCallback(
    async (personaId: string, action: PersonaReviewAction) => {
      setBusy("decide");
      setFormError(null);
      setMessage(null);
      try {
        const updated = await personaReviewApi.decide(personaId, action);
        setMessage(
          updated.status === "approved"
            ? `${updated.code} v${updated.version} 승인했습니다.`
            : `${updated.code} v${updated.version} 반려했습니다.`,
        );
        if (editingId === personaId && updated.status === "approved")
          resetDraft();
        await loadStudio();
      } catch (err) {
        setFormError(
          err instanceof Error
            ? err.message
            : "검수 결정을 저장하지 못했습니다.",
        );
      } finally {
        setBusy(null);
      }
    },
    [editingId, loadStudio, resetDraft],
  );

  const renderTab = () => {
    if (activeTab === "overview") {
      return (
        <div className="ps-form-grid">
          <TextField
            label="코드"
            value={draft.code}
            onChange={(value) => updateRoot("code", normalizeCode(value))}
            placeholder={suggestedCode}
          />
          <TextField
            label="표시 이름"
            value={draft.display_name}
            onChange={(value) => updateRoot("display_name", value)}
          />
          <label className="ps-field">
            <span>난이도</span>
            <select
              value={draft.difficulty}
              onChange={(event) =>
                updateRoot("difficulty", event.target.value as Difficulty)
              }
            >
              <option value="easy">easy</option>
              <option value="moderate">moderate</option>
              <option value="hard">hard</option>
            </select>
          </label>
          <label className="ps-field">
            <span>합성 여부</span>
            <select
              value={draft.is_synthetic ? "true" : "false"}
              onChange={(event) =>
                updateRoot("is_synthetic", event.target.value === "true")
              }
            >
              <option value="true">synthetic</option>
              <option value="false">clinical source</option>
            </select>
          </label>
          <div className="ps-field ps-field--wide">
            <span>대상 이론</span>
            <div className="ps-segments">
              {["humanistic", "cbt", "integrative"].map((value) => (
                <button
                  type="button"
                  key={value}
                  className={
                    draft.theory_target.includes(value) ? "is-active" : ""
                  }
                  onClick={() => toggleTheory(value)}
                >
                  {value}
                </button>
              ))}
            </div>
          </div>
          <TextField
            label="연령대"
            value={stringValue(draft.demographics, "age_band")}
            onChange={(value) =>
              updateObject("demographics", "age_band", value)
            }
          />
          <TextField
            label="성별/젠더"
            value={stringValue(draft.demographics, "sex")}
            onChange={(value) => updateObject("demographics", "sex", value)}
          />
          <TextField
            label="역할/학년"
            value={stringValue(draft.demographics, "role")}
            onChange={(value) => updateObject("demographics", "role", value)}
          />
          <TextField
            label="맥락"
            value={stringValue(draft.demographics, "context")}
            onChange={(value) => updateObject("demographics", "context", value)}
          />
          <TextAreaField
            label="주호소"
            value={stringValue(draft.presenting, "complaint")}
            onChange={(value) => updateObject("presenting", "complaint", value)}
          />
          <TextAreaField
            label="첫 회기 입장 발화"
            value={stringValue(draft.presenting, "first_session_opening")}
            onChange={(value) =>
              updateObject("presenting", "first_session_opening", value)
            }
          />
          <TextField
            label="출처"
            value={draft.source_provenance}
            onChange={(value) => updateRoot("source_provenance", value)}
          />
        </div>
      );
    }

    if (activeTab === "clinical") {
      return (
        <div className="ps-form-grid">
          {[
            {
              key: "family",
              label: "가족",
              placeholder:
                "예: 부와 성취 압박이 강하고, 모와는 감정 이야기를 피함",
            },
            {
              key: "school_or_work",
              label: "학교/직장",
              placeholder: "예: 조별 과제 갈등 이후 발표와 평가 상황을 회피함",
            },
            {
              key: "relationships",
              label: "관계",
              placeholder:
                "예: 친한 친구에게도 부담을 주기 싫어 고민을 축소해서 말함",
            },
            {
              key: "precipitant",
              label: "촉발 사건",
              placeholder:
                "예: 최근 실습 피드백에서 '소극적'이라는 말을 들은 뒤 불안 증가",
            },
            {
              key: "strengths",
              label: "강점",
              placeholder:
                "예: 기록을 꼼꼼히 남기고, 신뢰가 생기면 자기 관찰을 잘함",
            },
          ].map(({ key, label, placeholder }) => (
            <TextAreaField
              key={key}
              label={label}
              value={stringValue(draft.history, key)}
              onChange={(value) => updateObject("history", key, value)}
              placeholder={placeholder}
            />
          ))}
          <TextAreaField
            label="핵심신념"
            value={stringValue(draft.ccd, "core_belief")}
            onChange={(value) => updateObject("ccd", "core_belief", value)}
            placeholder="예: 나는 충분히 잘하지 못하면 쉽게 버려질 수 있다."
          />
          <TextAreaField
            label="중간신념"
            value={stringValue(draft.ccd, "intermediate_belief")}
            onChange={(value) =>
              updateObject("ccd", "intermediate_belief", value)
            }
            placeholder="예: 실수하면 먼저 설명하기보다 조용히 지나가야 한다."
          />
          <ListField
            label="자동사고"
            value={editableListValue(draft.ccd, "automatic_thought")}
            onChange={(value) =>
              updateObject("ccd", "automatic_thought", value)
            }
            placeholder="예: 또 실망시켰을 거야."
          />
          <TextAreaField
            label="대처전략"
            value={stringValue(draft.ccd, "coping_strategy")}
            onChange={(value) => updateObject("ccd", "coping_strategy", value)}
            placeholder="예: 괜찮다고 말하며 주제를 바꾸고, 구체 질문에는 짧게 대답함"
          />
          <TextAreaField
            label="보상전략"
            value={stringValue(draft.ccd, "compensatory")}
            onChange={(value) => updateObject("ccd", "compensatory", value)}
            placeholder="예: 상담자에게 인정받으려 모범 답안을 말하려 함"
          />
          <TextAreaField
            label="증상 차원 메모"
            value={stringValue(draft.dsm5_dimensional, "note")}
            onChange={(value) =>
              updateObject("dsm5_dimensional", "note", value)
            }
            placeholder="예: 불안은 평가 상황에서 높고, 수면 저하는 시험 기간에 악화됨"
          />
        </div>
      );
    }

    if (activeTab === "resistance") {
      return (
        <div className="ps-number-grid">
          {[
            ["base_resistance", "초기 저항"],
            ["unlock_rate", "라포 unlock"],
            ["decay_floor", "저항 하한"],
            ["silence_prob", "침묵 확률"],
            ["deflection_prob", "회피 확률"],
          ].map(([key, label]) => (
            <NumberField
              key={key}
              label={label}
              value={numberValue(draft.resistance, key, 0)}
              onChange={(value) => updateNumber("resistance", key, value)}
            />
          ))}
          {[
            ["O", "개방성 O"],
            ["C", "성실성 C"],
            ["E", "외향성 E"],
            ["A", "우호성 A"],
            ["N", "신경성 N"],
          ].map(([key, label]) => (
            <NumberField
              key={key}
              label={label}
              value={numberValue(draft.big5, key, 0.5)}
              onChange={(value) => updateNumber("big5", key, value)}
            />
          ))}
          {[
            ["negative_affect", "부정 정서"],
            ["hopelessness", "무망감"],
            ["anhedonia", "무쾌감"],
            ["sleep", "수면"],
            ["anxiety", "불안"],
          ].map(([key, label]) => (
            <NumberField
              key={key}
              label={label}
              value={numberValue(draft.affect_baseline, key, 0)}
              onChange={(value) => updateNumber("affect_baseline", key, value)}
            />
          ))}
          <NumberField
            label="자살사고 단계"
            value={numberValue(
              draft.affect_baseline,
              "suicide_ideation_stage",
              1,
            )}
            min={1}
            max={5}
            step={1}
            onChange={(value) =>
              updateNumber("affect_baseline", "suicide_ideation_stage", value)
            }
          />
        </div>
      );
    }

    if (activeTab === "scenario") {
      return (
        <div className="ps-form-grid">
          <ListField
            label="회기별 시나리오"
            value={editableListValue(draft.triggers, "session_scenarios")}
            onChange={(value) =>
              updateObject("triggers", "session_scenarios", value)
            }
            rows={3}
            placeholder="1회기: 상담실 입장 때 예의 바르지만 짧게 답하고, 평가 이야기는 피함"
          />
          <TextAreaField
            label="표면화 조건"
            value={stringValue(draft.presenting, "surface")}
            onChange={(value) => updateObject("presenting", "surface", value)}
            rows={8}
            placeholder="예: 상담자가 해결책을 서두르지 않고 감정과 맥락을 함께 반영할 때 주호소가 구체화됨"
          />
          <TextAreaField
            label="추가 프롬프트 계약"
            value={stringValue(draft.triggers, "prompt_contract")}
            onChange={(value) =>
              updateObject("triggers", "prompt_contract", value)
            }
            rows={8}
            placeholder="예: 내담자는 CCD를 직접 설명하지 않는다. 상담자가 성급히 조언하면 방어적으로 짧게 답한다."
          />
        </div>
      );
    }

    if (activeTab === "speech") {
      return (
        <div className="ps-form-grid">
          <TextField
            label="어조"
            value={stringValue(draft.speech_style, "register")}
            onChange={(value) =>
              updateObject("speech_style", "register", value)
            }
          />
          <TextField
            label="문장 길이"
            value={stringValue(draft.speech_style, "avg_sentence_len")}
            onChange={(value) =>
              updateObject("speech_style", "avg_sentence_len", value)
            }
          />
          <label className="ps-field">
            <span>존댓말</span>
            <select
              value={String(Boolean(draft.speech_style.honorific))}
              onChange={(event) =>
                updateObject(
                  "speech_style",
                  "honorific",
                  event.target.value === "true",
                )
              }
            >
              <option value="true">사용</option>
              <option value="false">미사용</option>
            </select>
          </label>
          <ListField
            label="군말"
            value={editableListValue(draft.speech_style, "fillers")}
            onChange={(value) => updateObject("speech_style", "fillers", value)}
            rows={1}
            placeholder="예: 음..."
          />
          <ListField
            label="말버릇"
            value={editableListValue(draft.speech_style, "verbal_tics")}
            onChange={(value) =>
              updateObject("speech_style", "verbal_tics", value)
            }
            rows={1}
            placeholder="예: 괜찮아요"
          />
          <ListField
            label="비언어 단서"
            value={editableListValue(draft.speech_style, "nonverbal_cues")}
            onChange={(value) =>
              updateObject("speech_style", "nonverbal_cues", value)
            }
            rows={1}
            placeholder="예: 손끝을 만지작거림"
          />
        </div>
      );
    }

    if (activeTab === "safety") {
      return (
        <div className="ps-form-grid">
          <ListField
            label="역린 민감 영역"
            value={editableListValue(draft.triggers, "sore_spots")}
            onChange={(value) => updateObject("triggers", "sore_spots", value)}
            rows={2}
            placeholder="예: 무책임하다는 평가"
          />
          <ListField
            label="상담자 금기"
            value={editableListValue(draft.triggers, "forbidden")}
            onChange={(value) => updateObject("triggers", "forbidden", value)}
            rows={2}
            placeholder="예: 네가 예민한 거라고 단정"
          />
          <TextAreaField
            label="역린 반응"
            value={stringValue(draft.triggers, "reaction")}
            onChange={(value) => updateObject("triggers", "reaction", value)}
            rows={7}
          />
          <ListField
            label="내담자 금기어"
            value={editableListValue(draft.triggers, "taboo_terms")}
            onChange={(value) => updateObject("triggers", "taboo_terms", value)}
            rows={1}
            placeholder="예: 패배자"
          />
        </div>
      );
    }

    return <PromptPreviewPanel sections={promptPreviewSections} />;
  };

  const selectedUsage = selectedRow
    ? usageByPersona.get(normalizeCode(selectedRow.code))
    : null;
  const selectedApproved =
    selectedRow?.kind === "approved" ? selectedRow.persona : null;
  const selectedReview =
    selectedRow?.kind === "draft" ? selectedRow.persona : null;
  const catalogSystemCount = catalog.filter(
    (persona) => personaOrigin(persona.code, persona.source) === "system",
  ).length;
  const authoringStepPosition = AUTHORING_STEP_KEYS.indexOf(authoringStep);
  const previousAuthoringStep = AUTHORING_STEPS[authoringStepPosition - 1]?.key;
  const nextAuthoringStep = AUTHORING_STEPS[authoringStepPosition + 1]?.key;

  const dashboardView = (
    <section className="ps-overview" aria-label="페르소나 운영 대시보드">
      {dashboardError ? (
        <div className="ps-inline-note is-warn" role="status">
          {dashboardError}
        </div>
      ) : null}
      <div className="ps-kpi-grid">
        {[
          {
            label: "공개 페르소나",
            value: catalog.length,
            meta: "학습자 카탈로그 노출",
          },
          {
            label: "현재 운영 중",
            value: activePersonaCount,
            meta: "진행 회기가 있는 페르소나",
          },
          {
            label: "학습 인원",
            value: teacherDashboard?.total_learners ?? 0,
            meta: teacherDashboard?.cohort_label ?? "현재 학습 기록",
          },
          {
            label: "진행 세션",
            value: teacherDashboard?.active_sessions ?? 0,
            meta: `종료 ${teacherDashboard?.ended_sessions ?? 0}회`,
          },
        ].map((item) => (
          <article className="ps-kpi" key={item.label}>
            <span>{item.label}</span>
            <b>{item.value}</b>
            <small>{item.meta}</small>
          </article>
        ))}
      </div>
      <div className="ps-dashboard-grid">
        <article className="ps-performance">
          <div className="ps-section-head">
            <div>
              <Kicker dot={false}>학습 성과</Kicker>
              <h2>평가와 관계 진척도</h2>
            </div>
            <span>최근 학습 궤적 {dashboardPoints.length}건</span>
          </div>
          <div className="ps-performance__metrics">
            <div>
              <span>상담 수행 점수</span>
              <b>{percentLabel(dashboardScore)}</b>
              <i>
                <span
                  style={{
                    width: `${Math.max(0, (dashboardScore ?? 0) * 100)}%`,
                  }}
                />
              </i>
            </div>
            <div>
              <span>라포 진척도</span>
              <b>
                {percentLabel(
                  dashboardRapport == null ? null : (dashboardRapport + 1) / 2,
                )}
              </b>
              <i>
                <span
                  style={{
                    width: `${Math.max(0, ((dashboardRapport ?? -1) + 1) * 50)}%`,
                  }}
                />
              </i>
            </div>
          </div>
          <p>
            저장된 상담자 턴 평가와 라포 신호만 집계합니다. 근거가 없으면 숫자를
            추정하지 않습니다.
          </p>
        </article>
        <article className="ps-review-summary">
          <div className="ps-section-head">
            <div>
              <Kicker dot={false}>검수 현황</Kicker>
              <h2>결정이 필요한 버전</h2>
            </div>
            <Button
              size="sm"
              variant="secondary"
              onClick={() =>
                setSearchParams({ view: "personas", queue: "review" })
              }
            >
              더보기
            </Button>
          </div>
          <div className="ps-review-summary__grid">
            <div>
              <span>검수 대기</span>
              <b>{reviews.filter((item) => item.status === "review").length}</b>
              <small>승인·반려 필요</small>
            </div>
            <div>
              <span>작성 중</span>
              <b>{reviews.filter((item) => item.status === "draft").length}</b>
              <small>비공개 초안</small>
            </div>
            <div>
              <span>공개</span>
              <b>{catalog.length}</b>
              <small>학습자 선택 가능</small>
            </div>
          </div>
        </article>
      </div>
      <section className="ps-active-table">
        <div className="ps-section-head">
          <div>
            <Kicker dot={false}>페르소나별 현황</Kicker>
            <h2>최근 학습 기록</h2>
          </div>
          <span>교수자 대시보드의 실제 기록 기준</span>
        </div>
        <div
          className="ps-usage-table"
          role="table"
          aria-label="페르소나별 학습 현황"
        >
          <div className="ps-usage-table__head" role="row">
            <span>페르소나</span>
            <span>학습자</span>
            <span>진행</span>
            <span>성과</span>
            <span>진척도</span>
          </div>
          {catalog.length ? (
            catalog.slice(0, 8).map((persona) => {
              const usage = usageByPersona.get(normalizeCode(persona.code));
              const name = splitPersonaName(persona.display_name);
              return (
                <button
                  type="button"
                  className="ps-usage-row"
                  key={persona.code}
                  onClick={() =>
                    setSearchParams({
                      view: "personas",
                      persona: `approved:${persona.code}`,
                    })
                  }
                >
                  <span>
                    <b>{persona.code}</b>
                    <small>{name.head}</small>
                    {name.tail ? <small>{name.tail}</small> : null}
                  </span>
                  <strong>{usage?.learners ?? 0}명</strong>
                  <strong>{usage?.activeSessions ?? 0}회</strong>
                  <strong>{percentLabel(usage?.avgScore)}</strong>
                  <strong>
                    {percentLabel(
                      usage?.avgRapport == null
                        ? null
                        : (usage.avgRapport + 1) / 2,
                    )}
                  </strong>
                </button>
              );
            })
          ) : (
            <EmptyState
              title="공개 페르소나 없음"
              desc="승인된 페르소나가 생기면 운영 현황을 표시합니다."
            />
          )}
        </div>
      </section>
    </section>
  );

  const catalogTheoryCounts = catalog.reduce<Record<string, number>>(
    (result, persona) => {
      for (const theory of persona.theory_target)
        result[theory] = (result[theory] ?? 0) + 1;
      return result;
    },
    {},
  );
  const catalogView = (
    <section className="ps-catalog-page" aria-label="페르소나 카탈로그 정보">
      <article className="ps-catalog-hero">
        <div>
          <Kicker dot={false}>카탈로그란</Kicker>
          <h2>학습자가 회기를 시작할 때 선택하는 승인본 모음입니다.</h2>
          <p>
            검수 완료된 최신 버전만 공개하고, 초안, 검수 중, 보관 상태는
            운영자에게만 보입니다.
          </p>
        </div>
        <div className="ps-catalog-hero__count">
          <span>현재 공개</span>
          <b>{catalog.length}</b>
          <small>
            시스템 {catalogSystemCount} · 추가{" "}
            {catalog.length - catalogSystemCount}
          </small>
        </div>
      </article>
      <div className="ps-catalog-grid">
        <section className="ps-catalog-block">
          <div className="ps-section-head">
            <div>
              <Kicker dot={false}>공개 설정</Kicker>
              <h2>카탈로그 운영 규칙</h2>
            </div>
            <Badge tone="accent">승인본만 공개</Badge>
          </div>
          <dl className="ps-settings-list">
            <div>
              <dt>노출 기준</dt>
              <dd>승인된 최신 버전</dd>
            </div>
            <div>
              <dt>초안·검수본</dt>
              <dd>운영자에게만 표시</dd>
            </div>
            <div>
              <dt>보관 처리</dt>
              <dd>새 회기 배정에서 제외</dd>
            </div>
            <div>
              <dt>기존 회기</dt>
              <dd>사용한 버전과 기록 유지</dd>
            </div>
            <div>
              <dt>장애 시 정책</dt>
              <dd>대체 시드 상태를 명시</dd>
            </div>
          </dl>
        </section>
        <section className="ps-catalog-block">
          <div className="ps-section-head">
            <div>
              {/* eyebrow "구성"은 바로 아래 "이론 분포"와 같은 말이라 제거 */}
              <h2>이론 분포</h2>
            </div>
          </div>
          <div className="ps-distribution">
            {Object.entries(catalogTheoryCounts).length ? (
              Object.entries(catalogTheoryCounts).map(([theory, count]) => (
                <div key={theory}>
                  <span>{personaTheoryLabel(theory)}</span>
                  <b>{count}</b>
                  <i>
                    <span
                      style={{
                        width: `${(count / Math.max(1, catalog.length)) * 100}%`,
                      }}
                    />
                  </i>
                </div>
              ))
            ) : (
              <EmptyState
                title="분포 자료 없음"
                desc="공개 페르소나가 생기면 이론 구성을 표시합니다."
              />
            )}
          </div>
        </section>
      </div>
      <section className="ps-catalog-block ps-catalog-block--wide">
        <div className="ps-section-head">
          <div>
            <Kicker dot={false}>버전과 출처</Kicker>
            <h2>공개본 상태</h2>
          </div>
          <Button
            size="sm"
            variant="secondary"
            onClick={() => setSearchParams({ view: "personas" })}
          >
            전체 페르소나 보기
          </Button>
        </div>
        <div className="ps-catalog-list">
          {catalog.map((persona) => {
            const name = splitPersonaName(persona.display_name);
            return (
              <button
                type="button"
                key={persona.code}
                onClick={() =>
                  setSearchParams({
                    view: "personas",
                    persona: `approved:${persona.code}`,
                  })
                }
              >
                <span className="ps-code-box">{persona.code}</span>
                <span>
                  <b>{name.head}</b>
                  {name.tail ? <small>{name.tail}</small> : null}
                  <small>
                    {personaTheoryLabel(persona.theory_target[0] ?? "미지정")} ·{" "}
                    {personaDifficultyLabel(persona.difficulty)}
                  </small>
                </span>
                <span>
                  {personaOrigin(persona.code, persona.source) === "system"
                    ? "시스템"
                    : "추가"}
                </span>
                <strong>v{persona.version ?? 1}</strong>
                <Icon name="chevron-right" size={16} />
              </button>
            );
          })}
        </div>
      </section>
    </section>
  );

  const reviewQueueView = (
    <section className="ps-review-page" aria-label="페르소나 검수 현황">
      <div className="ps-review-page__summary">
        <div>
          <span>검수 대기</span>
          <b>{reviews.filter((item) => item.status === "review").length}</b>
        </div>
        <div>
          <span>작성 중</span>
          <b>{reviews.filter((item) => item.status === "draft").length}</b>
        </div>
        <div>
          <span>공개본</span>
          <b>{catalog.length}</b>
        </div>
      </div>
      {reviewQueue.length ? (
        <div className="ps-review-board">
          {reviewQueue.map((persona) => {
            const name = splitPersonaName(persona.display_name);
            return (
              <article key={persona.persona_id} className="ps-review-card">
                <div className="ps-review-card__top">
                  <span className="ps-code-box">{persona.code}</span>
                  <Badge tone={personaReviewTone(persona.status)}>
                    {personaReviewStatusLabel(persona.status)}
                  </Badge>
                </div>
                <h3>{name.head}</h3>
                {name.tail ? <p className="ps-name-tail">{name.tail}</p> : null}
                <p>{reviewStatusDescription(persona.status)}</p>
                <dl>
                  <div>
                    <dt>버전</dt>
                    <dd>v{persona.version}</dd>
                  </div>
                  <div>
                    <dt>요청</dt>
                    <dd>{formatDateTime(persona.created_at)}</dd>
                  </div>
                  <div>
                    <dt>출처</dt>
                    <dd>{persona.is_synthetic ? "작성·합성" : "근거 기반"}</dd>
                  </div>
                </dl>
                <div className="ps-review-card__actions">
                  <Button
                    size="sm"
                    variant="secondary"
                    onClick={() =>
                      setQuery({ persona: `draft:${persona.persona_id}` })
                    }
                  >
                    상세
                  </Button>
                  <Button
                    size="sm"
                    variant="secondary"
                    onClick={() => openDraftEditor(persona.persona_id)}
                  >
                    수정
                  </Button>
                  <Button
                    size="sm"
                    variant="secondary"
                    onClick={() =>
                      void decideReview(persona.persona_id, "reject")
                    }
                    disabled={busy !== null || persona.status !== "review"}
                  >
                    반려
                  </Button>
                  <Button
                    size="sm"
                    onClick={() =>
                      void decideReview(persona.persona_id, "approve")
                    }
                    disabled={busy !== null || persona.status !== "review"}
                  >
                    승인
                  </Button>
                </div>
              </article>
            );
          })}
        </div>
      ) : (
        <EmptyState
          title="검수 대기 없음"
          desc="새 검수 요청이나 작성 중 초안이 생기면 여기에 표시됩니다."
        />
      )}
    </section>
  );

  const personaListView = (
    <section className="ps-personas-page" aria-label="전체 페르소나">
      <div
        className="ps-subtabs"
        role="tablist"
        aria-label="페르소나 목록 영역"
      >
        <button
          type="button"
          role="tab"
          aria-selected={personaListTab === "all"}
          className={personaListTab === "all" ? "is-active" : ""}
          onClick={() => setQuery({ queue: "all", persona: null })}
        >
          전체 페르소나 <b>{catalog.length + reviews.length}</b>
        </button>
        <button
          type="button"
          role="tab"
          aria-selected={personaListTab === "review"}
          className={personaListTab === "review" ? "is-active" : ""}
          onClick={() => setQuery({ queue: "review", persona: null })}
        >
          검수 현황 <b>{reviewQueue.length}</b>
        </button>
      </div>
      {personaListTab === "review" ? (
        reviewQueueView
      ) : (
        <>
          <div className="ps-table-tools">
            <label>
              <span>페르소나 검색</span>
              <input
                value={personaSearch}
                onChange={(event) => setPersonaSearch(event.target.value)}
                placeholder="이름, 코드, 이론, 상태 검색"
              />
            </label>
            <label>
              <span>구분</span>
              <select
                value={originFilter}
                onChange={(event) =>
                  setOriginFilter(event.target.value as typeof originFilter)
                }
              >
                <option value="all">전체</option>
                <option value="system">시스템</option>
                <option value="custom">새로 만든 페르소나</option>
              </select>
            </label>
          </div>
          <div
            className="ps-persona-table"
            role="table"
            aria-label="지원 페르소나 목록"
          >
            <div className="ps-persona-table__head" role="row">
              <span>페르소나</span>
              <span>학습 현황</span>
              <span>구분</span>
              <span>공개 상태</span>
              <span>버전</span>
              <span>작업</span>
            </div>
            {personaRows.length ? (
              personaRows.map((row) => {
                const usage = usageByPersona.get(normalizeCode(row.code));
                const name = splitPersonaName(row.name);
                return (
                  <div
                    className="ps-persona-row"
                    role="row"
                    key={row.key}
                    data-approved-persona-row={
                      row.kind === "approved" ? "true" : undefined
                    }
                  >
                    <button
                      type="button"
                      className="ps-persona-row__identity"
                      onClick={() => setQuery({ persona: row.key })}
                    >
                      <span className="ps-code-box">{row.code}</span>
                      <span>
                        <b>{name.head}</b>
                        {name.tail ? <small>{name.tail}</small> : null}
                        <small>
                          {personaDifficultyLabel(row.difficulty)} ·{" "}
                          {row.theory.map(personaTheoryLabel).join(", ") ||
                            "이론 미지정"}
                        </small>
                      </span>
                    </button>
                    <span className="ps-persona-row__usage">
                      <b>{usage?.learners ?? 0}명</b>
                      <small>
                        최근 {usage?.recentSessions ?? 0}회 · 진행{" "}
                        {usage?.activeSessions ?? 0}
                      </small>
                    </span>
                    <span>
                      <Badge tone="neutral">
                        {row.origin === "system" ? "시스템" : "새로 만듦"}
                      </Badge>
                    </span>
                    <span>
                      <Badge tone={personaReviewTone(row.status)}>
                        {personaReviewStatusLabel(row.status)}
                      </Badge>
                    </span>
                    <span className="ps-version">v{row.version}</span>
                    <span className="ps-persona-row__actions">
                      <Button
                        size="sm"
                        variant="secondary"
                        onClick={() => setQuery({ persona: row.key })}
                      >
                        상세
                      </Button>
                      {row.kind === "approved" ? (
                        <>
                          <Button
                            size="sm"
                            variant="secondary"
                            onClick={() =>
                              void reviseApprovedPersona(row.persona)
                            }
                            disabled={!row.persona.persona_id || busy !== null}
                          >
                            수정
                          </Button>
                          <Button
                            size="sm"
                            variant="danger"
                            onClick={() =>
                              void archiveApprovedPersona(row.persona)
                            }
                            disabled={!row.persona.persona_id || busy !== null}
                          >
                            삭제
                          </Button>
                        </>
                      ) : (
                        <Button
                          size="sm"
                          variant="secondary"
                          onClick={() =>
                            openDraftEditor(row.persona.persona_id)
                          }
                        >
                          수정
                        </Button>
                      )}
                    </span>
                  </div>
                );
              })
            ) : (
              <EmptyState
                title="조건에 맞는 페르소나 없음"
                desc="검색어나 구분 필터를 바꿔 보세요."
              />
            )}
          </div>
        </>
      )}
    </section>
  );

  const detailData = selectedReview ? selectedDraftDetail : null;
  const detailName = splitPersonaName(selectedRow?.name ?? "");
  const personaDetailView = selectedRow ? (
    <section className="ps-detail-page" aria-label={`${selectedRow.name} 상세`}>
      <div className="ps-drill-head">
        <Button
          variant="secondary"
          size="sm"
          leading={<Icon name="chevron-left" size={15} />}
          onClick={() => setQuery({ persona: null, detailTab: null })}
        >
          목록으로
        </Button>
        <div>
          <Kicker dot={false}>
            {selectedRow.code} · v{selectedRow.version}
          </Kicker>
          <h2>{detailName.head}</h2>
          {detailName.tail ? (
            <p className="ps-name-tail">{detailName.tail}</p>
          ) : null}
          <p>
            {selectedRow.kind === "approved"
              ? "학습자에게 공개된 현재 버전"
              : reviewStatusDescription(selectedRow.status)}
          </p>
        </div>
        <div className="ps-drill-head__actions">
          {selectedApproved ? (
            <Button
              variant="secondary"
              onClick={() => void reviseApprovedPersona(selectedApproved)}
              disabled={!selectedApproved.persona_id || busy !== null}
            >
              수정
            </Button>
          ) : null}
          {selectedReview ? (
            <Button
              variant="secondary"
              onClick={() => openDraftEditor(selectedReview.persona_id)}
            >
              수정
            </Button>
          ) : null}
        </div>
      </div>
      <div
        className="ps-subtabs"
        role="tablist"
        aria-label="페르소나 상세 영역"
      >
        {(
          [
            { key: "overview", label: "소개·정보" },
            { key: "learning", label: "학습 현황" },
            { key: "settings", label: "설정 내용" },
          ] as const
        ).map((tab) => (
          <button
            type="button"
            role="tab"
            aria-selected={detailTab === tab.key}
            className={detailTab === tab.key ? "is-active" : ""}
            key={tab.key}
            onClick={() => setQuery({ detailTab: tab.key })}
          >
            {tab.label}
          </button>
        ))}
      </div>
      {detailTab === "overview" ? (
        <div className="ps-detail-grid">
          <article className="ps-detail-primary">
            <Kicker dot={false}>페르소나 소개</Kicker>
            <h3>{detailName.head}</h3>
            {detailName.tail ? (
              <p className="ps-name-tail">{detailName.tail}</p>
            ) : null}
            <p>
              {selectedApproved?.presenting_summary ||
                stringValue(objectValue(detailData?.presenting), "complaint") ||
                "주호소 소개가 아직 작성되지 않았습니다."}
            </p>
            <div className="ps-chip-row">
              {selectedRow.theory.map((theory) => (
                <span key={theory}>{personaTheoryLabel(theory)}</span>
              ))}
            </div>
          </article>
          <article className="ps-detail-facts">
            <dl>
              <div>
                <dt>코드</dt>
                <dd>{selectedRow.code}</dd>
              </div>
              <div>
                <dt>난이도</dt>
                <dd>{personaDifficultyLabel(selectedRow.difficulty)}</dd>
              </div>
              <div>
                <dt>구분</dt>
                <dd>
                  {selectedRow.origin === "system"
                    ? "시스템 페르소나"
                    : "새로 만든 페르소나"}
                </dd>
              </div>
              <div>
                <dt>공개 상태</dt>
                <dd>{personaReviewStatusLabel(selectedRow.status)}</dd>
              </div>
              <div>
                <dt>버전</dt>
                <dd>v{selectedRow.version}</dd>
              </div>
            </dl>
          </article>
          {detailData ? (
            <article className="ps-detail-wide">
              <Kicker dot={false}>작성 정보</Kicker>
              <dl className="ps-settings-list">
                <div>
                  <dt>출처</dt>
                  <dd>{detailData.source_provenance || "미기록"}</dd>
                </div>
                <div>
                  <dt>합성 여부</dt>
                  <dd>
                    {detailData.is_synthetic
                      ? "작성·합성 초안"
                      : "근거 기반 초안"}
                  </dd>
                </div>
                <div>
                  <dt>핵심 신념</dt>
                  <dd>
                    {stringValue(objectValue(detailData.ccd), "core_belief") ||
                      "미작성"}
                  </dd>
                </div>
                <div>
                  <dt>민감 영역</dt>
                  <dd>
                    {listValue(
                      objectValue(detailData.triggers),
                      "sore_spots",
                    ).join(", ") || "미작성"}
                  </dd>
                </div>
              </dl>
            </article>
          ) : null}
        </div>
      ) : detailTab === "learning" ? (
        <div className="ps-learning-detail">
          <div className="ps-kpi-grid ps-kpi-grid--detail">
            <article className="ps-kpi">
              <span>학습자</span>
              <b>{selectedUsage?.learners ?? 0}</b>
              <small>최근 학습 궤적 기준</small>
            </article>
            <article className="ps-kpi">
              <span>진행 세션</span>
              <b>{selectedUsage?.activeSessions ?? 0}</b>
              <small>현재 진행 중</small>
            </article>
            <article className="ps-kpi">
              <span>수행 점수</span>
              <b>{percentLabel(selectedUsage?.avgScore)}</b>
              <small>상담자 턴 평가</small>
            </article>
            <article className="ps-kpi">
              <span>라포 진척</span>
              <b>
                {percentLabel(
                  selectedUsage?.avgRapport == null
                    ? null
                    : (selectedUsage.avgRapport + 1) / 2,
                )}
              </b>
              <small>관계 신호 환산</small>
            </article>
          </div>
          <section className="ps-detail-wide">
            <div className="ps-section-head">
              <div>
                <Kicker dot={false}>학습 궤적</Kicker>
                <h2>최근 평가 기록</h2>
              </div>
            </div>
            {selectedUsage?.points.length ? (
              <div className="ps-point-list">
                {selectedUsage.points
                  .slice(-8)
                  .reverse()
                  .map((point) => (
                    <div key={`${point.learner_id}:${point.session_id}`}>
                      <span>
                        회기 {point.session_no} · {point.stage}
                      </span>
                      <b>{percentLabel(point.score)}</b>
                      <small>
                        {formatDateTime(point.ended_at ?? point.started_at)}
                      </small>
                    </div>
                  ))}
              </div>
            ) : (
              <EmptyState
                title="학습 기록 없음"
                desc="이 페르소나로 평가된 회기가 생기면 궤적을 표시합니다."
              />
            )}
          </section>
        </div>
      ) : (
        <div className="ps-detail-grid">
          <article className="ps-detail-wide">
            <Kicker dot={false}>버전·공개 설정</Kicker>
            <dl className="ps-settings-list">
              <div>
                <dt>현재 상태</dt>
                <dd>{personaReviewStatusLabel(selectedRow.status)}</dd>
              </div>
              <div>
                <dt>학습자 공개</dt>
                <dd>{selectedRow.status === "approved" ? "공개" : "숨김"}</dd>
              </div>
              <div>
                <dt>수정 방식</dt>
                <dd>
                  {selectedRow.status === "approved"
                    ? "새 버전 초안 생성 후 재검수"
                    : "현재 초안에서 계속 편집"}
                </dd>
              </div>
              <div>
                <dt>기존 회기</dt>
                <dd>사용한 버전과 기록 유지</dd>
              </div>
              <div>
                <dt>출처 구분</dt>
                <dd>
                  {selectedRow.origin === "system"
                    ? "프로젝트 시스템 페르소나"
                    : "사용자 생성 페르소나"}
                </dd>
              </div>
            </dl>
          </article>
        </div>
      )}
    </section>
  ) : (
    <EmptyState
      title="페르소나를 찾지 못했습니다"
      desc="목록으로 돌아가 다시 선택하세요."
    />
  );

  const workspaceView = (
    <AppShell contextLabel="페르소나" navRole="teacher" wide>
      <main className="ps-root">
        <header className="ps-head">
          <div>
            {/* eyebrow "페르소나"는 아래 h1(페르소나 운영/카탈로그/관리/상세)과 같은 말이라 제거 */}
            <h1>
              {detailKey
                ? "페르소나 상세"
                : workspaceTab === "dashboard"
                  ? "페르소나 운영"
                  : workspaceTab === "catalog"
                    ? "페르소나 카탈로그"
                    : "페르소나 관리"}
            </h1>
            <p>
              운영 현황부터 공개 카탈로그, 저작과 검수까지 한 흐름으로
              관리합니다.
            </p>
          </div>
          <div className="ps-head__actions">
            <Button
              variant="secondary"
              leading={<Icon name="review" size={16} />}
              onClick={() => void loadStudio()}
              disabled={loadState === "loading" || busy !== null}
            >
              {loadState === "loading" ? "확인 중" : "새로고침"}
            </Button>
            {workspaceTab === "personas" && !detailKey ? (
              <Button
                leading={<Icon name="plus" size={16} />}
                onClick={openCreate}
              >
                새로운 페르소나 만들기
              </Button>
            ) : null}
          </div>
        </header>
        <nav className="ps-workspace-tabs" aria-label="페르소나 관리 영역">
          {WORKSPACE_TABS.map((tab) => (
            <button
              type="button"
              key={tab.key}
              className={workspaceTab === tab.key ? "is-active" : ""}
              aria-current={workspaceTab === tab.key ? "page" : undefined}
              onClick={() => setSearchParams({ view: tab.key })}
            >
              <span>{tab.label}</span>
              <small>{tab.desc}</small>
            </button>
          ))}
        </nav>
        {loadError ? (
          <section className="ps-error" role="alert">
            <Icon name="alert" size={18} />
            {loadError}
          </section>
        ) : null}
        {formError ? (
          <p className="ps-status is-error" role="alert">
            {formError}
          </p>
        ) : message ? (
          <p className="ps-status">{message}</p>
        ) : null}
        {detailKey
          ? personaDetailView
          : workspaceTab === "dashboard"
            ? dashboardView
            : workspaceTab === "catalog"
              ? catalogView
              : personaListView}
      </main>
    </AppShell>
  );

  const draftName = splitPersonaName(draft.display_name.trim());
  const legacyAuthoring = (
    <AppShell contextLabel="페르소나" navRole="teacher" wide>
      <main className="ps-root">
        <header className="ps-head">
          <div>
            <Kicker dot={false}>
              {editingId ? "페르소나 수정" : "새로운 페르소나 만들기"}
            </Kicker>
            <h1>{draftName.head || "새 페르소나"}</h1>
            {draftName.tail ? (
              <p className="ps-name-tail">{draftName.tail}</p>
            ) : null}
            <p>
              단계별로 작성하고 언제든 이전 단계로 돌아가 수정할 수 있습니다.
            </p>
          </div>
          <div className="ps-head__actions">
            <Button
              variant="secondary"
              leading={<Icon name="review" size={16} />}
              onClick={() => void loadStudio()}
              disabled={loadState === "loading" || busy !== null}
            >
              {loadState === "loading" ? "확인 중" : "새로고침"}
            </Button>
            <Button
              variant="secondary"
              leading={<Icon name="chevron-left" size={16} />}
              onClick={() => setSearchParams({ view: "personas" })}
              disabled={busy !== null}
            >
              목록으로
            </Button>
          </div>
        </header>

        <nav className="ps-workspace-tabs" aria-label="페르소나 관리 영역">
          {WORKSPACE_TABS.map((tab) => (
            <button
              type="button"
              key={tab.key}
              className={tab.key === "personas" ? "is-active" : ""}
              onClick={() => setSearchParams({ view: tab.key })}
            >
              <span>{tab.label}</span>
              <small>{tab.desc}</small>
            </button>
          ))}
        </nav>

        <nav className="ps-stepper" aria-label="페르소나 작성 단계">
          {AUTHORING_STEPS.map((step, index) => (
            <button
              type="button"
              key={step.key}
              className={`${authoringStep === step.key ? "is-current" : ""} ${index < authoringStepPosition || index < authoringStepIndex ? "is-done" : ""}`}
              aria-current={authoringStep === step.key ? "step" : undefined}
              onClick={() => setQuery({ step: step.key })}
            >
              <span>{index + 1}</span>
              <span>
                <b>{step.label}</b>
                <small>{step.desc}</small>
              </span>
            </button>
          ))}
        </nav>

        {loadError ? (
          <section className="ps-error" role="alert">
            <Icon name="alert" size={18} />
            {loadError}
          </section>
        ) : null}

        <section
          className="ps-layout ps-authoring-layout"
          data-authoring-step={authoringStep}
        >
          <section className="ps-editor">
            <div className={surfaceClassName("ps-editor__top")}>
              <div>
                <Kicker dot={false}>
                  {editingId ? "초안 편집" : "새 초안"}
                </Kicker>
                <h2>{draftName.head || "이름 미정"}</h2>
                {draftName.tail ? (
                  <p className="ps-name-tail">{draftName.tail}</p>
                ) : null}
              </div>
              <Badge tone={validation.errors.length === 0 ? "accent" : "warn"}>
                {completenessLabel(validation)}
              </Badge>
            </div>

            <Card className="ps-source-panel">
              <div className="ps-source-panel__head">
                <div>
                  {/* eyebrow "RAG 근거로 초안 만들기"는 아래 문장과 같은 말이라 제거하고,
                      가운뎃점 2개(첨부 파일·실제 기록·교재 가이드)는 쉼표로 풀었다. */}
                  <b>첨부 파일, 실제 기록, 교재 가이드로 초안 만들기</b>
                </div>
                <Badge tone={maskedEntities.length > 0 ? "warn" : "neutral"}>
                  {sourceReferences.length > 0
                    ? `${sourceReferences.length}개 근거`
                    : maskedEntities.length > 0
                      ? `${maskedEntities.length}개 마스킹`
                      : "자료 대기"}
                </Badge>
              </div>
              <div className="ps-source-grid">
                <div
                  className={surfaceClassName("ps-upload-card ps-field--wide", {
                    variant: "inset",
                  })}
                  onDragOver={(event) => event.preventDefault()}
                  onDrop={(event) => {
                    event.preventDefault();
                    void loadSourceFile(event.dataTransfer.files?.[0] ?? null);
                  }}
                >
                  <input
                    ref={sourceFileInputRef}
                    className="ps-file-input"
                    type="file"
                    accept=".txt,.md,.csv,.json,.html,.xml,.xlsx,.xlsm"
                    onChange={(event) => {
                      void loadSourceFile(
                        event.currentTarget.files?.[0] ?? null,
                      );
                      event.currentTarget.value = "";
                    }}
                  />
                  <div>
                    <Kicker dot={false}>SSOT 첨부</Kicker>
                    <b>{sourceFilename || "파일을 드래그하거나 선택"}</b>
                    <span>
                      txt, md, csv, json, html, xml에 더해 자유 양식
                      엑셀(xlsx)도 지원합니다. 엑셀은 서버에서 표를 텍스트로
                      변환해 등록하고 원본 파일은 남기지 않습니다.
                    </span>
                  </div>
                  <Button
                    variant="secondary"
                    size="sm"
                    leading={<Icon name="review" size={14} />}
                    onClick={() => sourceFileInputRef.current?.click()}
                    disabled={busy !== null}
                  >
                    파일 선택
                  </Button>
                </div>
                <label className="ps-field">
                  <span>자료 종류</span>
                  <select
                    value={sourceKind}
                    onChange={(event) =>
                      setSourceKind(event.target.value as SourceKind)
                    }
                  >
                    <option value="client_record">내담자 실제 기록</option>
                    <option value="textbook_guide">교과서·가이드</option>
                    <option value="mixed_notes">혼합 메모</option>
                  </select>
                </label>
                <TextField
                  label="파일/자료명"
                  value={sourceFilename}
                  onChange={setSourceFilename}
                  placeholder="예: 상담기록-1회기.txt"
                />
                <TextField
                  label="생성 목표"
                  value={generationGoal}
                  onChange={setGenerationGoal}
                  placeholder="예: 인간중심 초심자 훈련용"
                />
                <TextAreaField
                  label="자료 본문"
                  value={sourceText}
                  onChange={setSourceText}
                  rows={8}
                  placeholder="첨부 파일을 읽거나, 내담자 기록, 사례 요약, 교재 기준, 상담 장면 메모를 붙여넣으세요."
                />
              </div>
              <div className="ps-source-panel__actions">
                {generationSummary ? (
                  <span>{generationSummary}</span>
                ) : (
                  <span>
                    서버가 PII를 마스킹하고 KB 문서로 등록한 뒤, 검색된 근거
                    청크만 생성기에 보냅니다.
                  </span>
                )}
                <Button
                  leading={<Icon name="review" size={15} />}
                  onClick={() => void generateFromSource()}
                  disabled={busy !== null}
                >
                  {busy === "generate" ? "생성 중" : "KB 등록 후 생성"}
                </Button>
              </div>
            </Card>

            <div
              className={surfaceClassName("ps-tabs", {
                variant: "inset",
                flat: true,
              })}
              role="tablist"
              aria-label="저작 섹션"
            >
              {STUDIO_TABS.map((tab) => (
                <button
                  type="button"
                  key={tab.key}
                  className={activeTab === tab.key ? "is-active" : ""}
                  onClick={() => setActiveTab(tab.key)}
                  role="tab"
                  aria-selected={activeTab === tab.key}
                >
                  {tab.label}
                </button>
              ))}
            </div>

            <Card className="ps-edit-panel">
              <GuidancePanel tab={activeTab} />
              {renderTab()}
            </Card>

            {formError ? (
              <p className="ps-status is-error" role="alert">
                {formError}
              </p>
            ) : message ? (
              <p className="ps-status">{message}</p>
            ) : null}

            <div className="ps-actions">
              <Button
                variant="secondary"
                leading={<Icon name="chevron-left" size={15} />}
                onClick={() =>
                  previousAuthoringStep &&
                  setQuery({ step: previousAuthoringStep })
                }
                disabled={!previousAuthoringStep || busy !== null}
              >
                이전
              </Button>
              <Button
                variant="secondary"
                leading={<Icon name="check" size={15} />}
                onClick={() => void saveProgress()}
                disabled={busy !== null}
              >
                {busy === "save" ? "저장 중" : "중간 저장"}
              </Button>
              {nextAuthoringStep ? (
                <Button onClick={() => setQuery({ step: nextAuthoringStep })}>
                  다음 단계
                </Button>
              ) : (
                <Button
                  leading={<Icon name="review" size={15} />}
                  onClick={() => void saveDraft(true)}
                  disabled={busy !== null || validation.errors.length > 0}
                >
                  {busy === "submit" ? "요청 중" : "검수 요청"}
                </Button>
              )}
            </div>
          </section>

          <aside className="ps-inspector" aria-label="검증 상태">
            <div className={surfaceClassName("ps-inspector__block")}>
              <Kicker dot={false}>검증</Kicker>
              <div className="ps-check">
                {validation.errors.length === 0 &&
                validation.warnings.length === 0 ? (
                  <div className="ps-check-row">
                    <Dot tone="pos" />
                    <span>필수 항목 입력 완료</span>
                  </div>
                ) : null}
                {validation.errors.map((item) => (
                  <div className="ps-check-row" key={item}>
                    <Dot tone="crit" />
                    <span>{item}</span>
                  </div>
                ))}
                {validation.warnings.map((item) => (
                  <div className="ps-check-row" key={item}>
                    <Dot tone="warn" />
                    <span>{item}</span>
                  </div>
                ))}
              </div>
            </div>

            <div className={surfaceClassName("ps-inspector__block")}>
              <Kicker dot={false}>생성 근거</Kicker>
              <div className="ps-check">
                {generationSummary ? (
                  <div className="ps-check-row">
                    <Dot tone="info" />
                    <span>{generationSummary}</span>
                  </div>
                ) : (
                  <div className="ps-check-row">
                    <Dot tone="muted" />
                    <span>자료 기반 생성 결과가 아직 없습니다.</span>
                  </div>
                )}
                {maskedEntities.map((item) => (
                  <div className="ps-check-row" key={`masked:${item}`}>
                    <Dot tone="warn" />
                    <span>{item} 마스킹됨</span>
                  </div>
                ))}
                {generationWarnings.map((item) => (
                  <div className="ps-check-row" key={`generation:${item}`}>
                    <Dot tone="warn" />
                    <span>{item}</span>
                  </div>
                ))}
                {sourceReferences.map((item) => (
                  <div
                    className="ps-check-row ps-check-row--stack"
                    key={`source:${item.source_id}`}
                  >
                    <Dot
                      tone={
                        item.external_llm_ok && !item.degraded ? "info" : "warn"
                      }
                    />
                    <span>
                      <b>{item.title}</b>
                      {/* 한 줄에 가운뎃점 3개가 몰려 읽기 어려워 두 줄로 나눴다(줄당 1개). */}
                      <small>
                        {item.source_id} · doc {item.doc_id ?? "-"}
                      </small>
                      <small>
                        {item.chunk_count} chunks ·{" "}
                        {item.content_hash.slice(0, 10)}
                      </small>
                    </span>
                  </div>
                ))}
                {generationEvidence.slice(0, 3).map((item) => (
                  <div
                    className={surfaceClassName("ps-evidence", {
                      variant: "inset",
                      flat: true,
                    })}
                    key={`evidence:${item.source_id}:${item.chunk_id}`}
                  >
                    <b>
                      chunk {item.chunk_id} · {item.score.toFixed(3)}
                    </b>
                    <span>
                      {item.heading_path ? `${item.heading_path} · ` : ""}
                      {item.excerpt}
                    </span>
                  </div>
                ))}
              </div>
            </div>

            <div className={surfaceClassName("ps-inspector__block")}>
              <Kicker dot={false}>검수 큐</Kicker>
              {reviews.length > 0 ? (
                <div className="ps-review-cards">
                  {reviews.map((persona) => (
                    <article
                      className={surfaceClassName("ps-review", {
                        variant: "inset",
                      })}
                      key={`${persona.persona_id}:decision`}
                    >
                      <div>
                        <b>
                          {persona.code} v{persona.version}
                        </b>
                        <Badge tone={personaReviewTone(persona.status)}>
                          {personaReviewStatusLabel(persona.status)}
                        </Badge>
                      </div>
                      <span>{formatDateTime(persona.created_at)}</span>
                      <div className="ps-review__actions">
                        <Button
                          size="sm"
                          variant="secondary"
                          onClick={() => void loadDraft(persona.persona_id)}
                          disabled={busy !== null}
                        >
                          편집
                        </Button>
                        <Button
                          size="sm"
                          variant="secondary"
                          onClick={() =>
                            void decideReview(persona.persona_id, "reject")
                          }
                          disabled={busy !== null}
                        >
                          반려
                        </Button>
                        <Button
                          size="sm"
                          onClick={() =>
                            void decideReview(persona.persona_id, "approve")
                          }
                          disabled={busy !== null}
                        >
                          승인
                        </Button>
                      </div>
                    </article>
                  ))}
                </div>
              ) : (
                <EmptyState
                  title="결정 대기 없음"
                  desc="검수 요청 후 승인·반려가 가능합니다."
                />
              )}
            </div>
          </aside>
        </section>
      </main>
    </AppShell>
  );

  return isAuthoring ? legacyAuthoring : workspaceView;
}