import { beforeEach, describe, expect, it, vi } from 'vitest'
import { app, ipcMain, shell } from 'electron'
import { IPC_CHANNELS } from '@d3ro/core/ipc-channels'

vi.mock('../../src/main/services/LicenseService', () => ({
  getLicenseService: () => ({ on: vi.fn() })
}))

import { registerLicenseHandlers } from '../../src/main/ipc/license-handlers'

type CapturedHandler = (...args: unknown[]) => unknown

const handlers = new Map<string, CapturedHandler>()

async function openBilling(tier: 'pro' | 'pro_plus'): Promise<unknown> {
  const handler = handlers.get(IPC_CHANNELS.LICENSE.OPEN_BILLING)
  if (!handler) throw new Error('Missing OPEN_BILLING handler')
  return handler({}, { tier })
}

function setPackaged(value: boolean): void {
  Object.defineProperty(app, 'isPackaged', { value, configurable: true, writable: true })
}

beforeEach(() => {
  vi.clearAllMocks()
  handlers.clear()
  vi.mocked(ipcMain.handle).mockImplementation((channel: string, handler: CapturedHandler) => {
    handlers.set(channel, handler)
  })
  registerLicenseHandlers()
})

describe('LICENSE.OPEN_BILLING', () => {
  it('opens the single web billing entry with the chosen tier in packaged builds', async () => {
    setPackaged(true)
    try {
      await expect(openBilling('pro_plus')).resolves.toEqual({ success: true, data: undefined })
      expect(shell.openExternal).toHaveBeenCalledWith('https://d3ro.chanpaca.net/app/billing?tier=pro_plus')
    } finally {
      setPackaged(false)
    }
  })

  it('opens the local web app under the same base path in development', async () => {
    setPackaged(false)
    await openBilling('pro')
    expect(shell.openExternal).toHaveBeenCalledWith('http://localhost:3000/app/billing?tier=pro')
  })
})