using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net.Http;
using System.Net.Http.Json;
using System.Threading.Tasks;
using Paca.Browser.ReadingList;
using Paca.Browser.Tabs;
using Paca.Mobile;
using Paca.Mobile.Core;
using Paca.Server;
using Xunit;

namespace Paca.Tests.Browser;

public class ChromeReadingListSyncTests
{
    [Fact]
    public void OmniboxActionEvaluator_Matches_ReadingList()
    {
        var matchKr = OmniboxActionEvaluator.GetMatchingActions("읽기 목록");
        Assert.Contains(matchKr, a => a.ActionId == "action:reading-list");

        var matchEn = OmniboxActionEvaluator.GetMatchingActions("reading list");
        Assert.Contains(matchEn, a => a.ActionId == "action:reading-list");

        var action = OmniboxActionEvaluator.AllActions.FirstOrDefault(a => a.ActionId == "action:reading-list");
        Assert.NotNull(action);
        Assert.Contains("읽기 목록", action.DisplayTitle);
    }

    [Fact]
    public void ReadingListManager_Basic_Lifecycle()
    {
        var tempDir = Path.Combine(Path.GetTempPath(), "paca_reading_test_" + Guid.NewGuid().ToString("N"));
        try
        {
            var mgr = new ReadingListManager(tempDir);
            Assert.Empty(mgr.Items);

            var item1 = mgr.Add("Example Page", "https://example.com");
            Assert.Single(mgr.Items);
            Assert.Single(mgr.UnreadItems);
            Assert.Empty(mgr.ReadItems);

            var marked = mgr.MarkAsRead(item1.Id, true);
            Assert.True(marked);
            Assert.Empty(mgr.UnreadItems);
            Assert.Single(mgr.ReadItems);

            var mgr2 = new ReadingListManager(tempDir);
            Assert.Single(mgr2.Items);
            Assert.True(mgr2.Items[0].IsRead);
        }
        finally
        {
            if (Directory.Exists(tempDir)) Directory.Delete(tempDir, true);
        }
    }

    [Fact]
    public async Task ServerHost_ReadingList_Endpoints_Work()
    {
        var list = new List<ReadingListItemDto>
        {
            new("id1", "Initial Item", "https://initial.org", DateTime.UtcNow, false)
        };

        var server = await ServerHost.StartAsync(new ServerOptions
        {
            Port = 0,
            Token = "test_token_rl",
            ReadingListProvider = () => list,
            ReadingListAdder = (title, url) => list.Add(new ReadingListItemDto(Guid.NewGuid().ToString("N"), title, url, DateTime.UtcNow, false))
        });

        try
        {
            var baseUrl = $"http://127.0.0.1:{server.Port}";
            using var client = new HttpClient { BaseAddress = new Uri(baseUrl) };
            client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", "test_token_rl");

            var items = await client.GetFromJsonAsync<List<ReadingListItemDto>>("/api/reading-list");
            Assert.NotNull(items);
            Assert.Single(items);
            Assert.Equal("Initial Item", items[0].Title);

            var postResp = await client.PostAsJsonAsync("/api/reading-list", new AddReadingListItemRequestDto("New Article", "https://news.ycombinator.com"));
            Assert.True(postResp.IsSuccessStatusCode);

            var updated = await client.GetFromJsonAsync<List<ReadingListItemDto>>("/api/reading-list");
            Assert.NotNull(updated);
            Assert.Equal(2, updated.Count);
            Assert.Contains(updated, i => i.Url == "https://news.ycombinator.com");
        }
        finally
        {
            await server.DisposeAsync();
        }
    }

    [Fact]
    public async Task ApiClient_ReadingList_Sync_Methods_Work()
    {
        var list = new List<ReadingListItemDto>();
        var server = await ServerHost.StartAsync(new ServerOptions
        {
            Port = 0,
            Token = "test_token_api",
            ReadingListProvider = () => list,
            ReadingListAdder = (title, url) => list.Add(new ReadingListItemDto(Guid.NewGuid().ToString("N"), title, url, DateTime.UtcNow, false))
        });

        try
        {
            var apiClient = new ApiClient();
            var configured = apiClient.Configure($"http://127.0.0.1:{server.Port}", "test_token_api");
            Assert.True(configured);

            var empty = await apiClient.GetReadingListAsync();
            Assert.NotNull(empty);
            Assert.Empty(empty);

            var ok = await apiClient.AddToReadingListAsync("Mobile Added", "https://mobile.example.com");
            Assert.True(ok);

            var items = await apiClient.GetReadingListAsync();
            Assert.NotNull(items);
            Assert.Single(items);
            Assert.Equal("Mobile Added", items[0].Title);
            Assert.Equal("https://mobile.example.com", items[0].Url);
        }
        finally
        {
            await server.DisposeAsync();
        }
    }
}