import { describe, it, expect, vi, beforeEach } from 'vitest'

vi.mock('@/lib/prisma', () => ({
  prisma: {
    story: {
      findFirst: vi.fn(),
    },
    task: {
      findMany: vi.fn(),
      update: vi.fn(),
    },
    $transaction: vi.fn(),
  },
}))

vi.mock('@/lib/api-auth', () => ({
  authenticateApiRequest: vi.fn(),
}))

import { prisma } from '@/lib/prisma'
import { authenticateApiRequest } from '@/lib/api-auth'
import { PATCH as patchReorder } from '@/app/api/stories/[id]/tasks/reorder/route'

const mockPrisma = prisma as unknown as {
  story: { findFirst: ReturnType<typeof vi.fn> }
  task: { findMany: ReturnType<typeof vi.fn>; update: ReturnType<typeof vi.fn> }
  $transaction: ReturnType<typeof vi.fn>
}
const mockAuth = authenticateApiRequest as ReturnType<typeof vi.fn>

function makeRequest(body: unknown, storyId = 'story-1'): [Request, { params: Promise<{ id: string }> }] {
  return [
    new Request(`http://localhost/api/stories/${storyId}/tasks/reorder`, {
      method: 'PATCH',
      headers: { Authorization: 'Bearer test-token', 'Content-Type': 'application/json' },
      body: JSON.stringify(body),
    }),
    { params: Promise.resolve({ id: storyId }) },
  ]
}

describe('PATCH /api/stories/:id/tasks/reorder', () => {
  beforeEach(() => {
    vi.clearAllMocks()
  })

  // TC-RO-01
  it.todo('returns 401 when no token provided')

  // TC-RO-03
  it.todo('returns 403 for demo users')

  // TC-RO-04
  it.todo('returns 404 when story is not found')

  // TC-RO-05
  it.todo('returns 404 for another user\'s story')

  // TC-RO-06
  it.todo('returns 400 when task_ids is an empty array')

  // TC-RO-07
  it.todo('returns 400 when task_ids is not an array')

  // TC-RO-08
  it.todo('returns 400 when task_ids contains IDs from a different story')

  // TC-RO-09
  it.todo('reorders tasks and returns 200')
})