import { expect, test, type APIRequestContext, type Page } from "@playwright/test"

const PASSWORD = "SmokePass123!"
const apiBase = process.env.E2E_API_BASE || "/api/v1"
const apiOrigin = apiBase.endsWith("/api/v1") ? apiBase.slice(0, -"/api/v1".length) : ""

async function routeBrowserApiToTestApi(page: Page) {
  if (!apiOrigin) return
  await page.route("**/api/v1/**", async (route) => {
    const sourceUrl = new URL(route.request().url())
    const response = await route.fetch({
      url: `${apiOrigin}${sourceUrl.pathname}${sourceUrl.search}`,
    })
    await route.fulfill({ response })
  })
}

async function loginWithRetry(request: APIRequestContext, email: string, password: string) {
  for (let i = 0; i <= 2; i++) {
    const r = await request.post(`${apiBase}/auth/login`, { data: { email, password } })
    if (r.status() !== 429) {
      expect(r.ok(), `login: ${await r.text()}`).toBeTruthy()
      return (await r.json()).access_token as string
    }
    console.log(`[douyin] 429 retry ${i + 1}/2`)
    await new Promise((res) => setTimeout(res, 65000))
  }
  throw new Error("Login retries exhausted")
}

/**
 * #1972 抖音文案提取冒烟
 *
 * 路径：文案库页面 → 点「🎬 从抖音提取」→ 粘贴分享文案 → 点「开始提取」
 * → mock /api/v1/scripts/extract-from-douyin 返回稳定文案 → 断言「新建文案」弹窗中预填了非空文案
 */
test.describe("Douyin Script Extraction (#1972)", () => {
  test("extract flow: open modal, paste link, text prefilled in create modal", async ({
    page,
    request,
  }) => {
    test.setTimeout(180_000)
    await page.setViewportSize({ width: 1440, height: 900 })

    const suffix = Math.random().toString(36).slice(2, 8)
    const email = `e2e-douyin-${suffix}@example.com`
    await request.post(`${apiBase}/auth/register`, {
      data: { email, password: PASSWORD, username: `e2e_dy_${suffix}` },
    })
    const token = await loginWithRetry(request, email, PASSWORD)
    const authHeader = { Authorization: `Bearer ${token}` }

    const proj = await request.post(`${apiBase}/projects`, {
      headers: authHeader,
      data: { name: `Smoke Douyin ${suffix}` },
    })
    const projectId = (await proj.json()).id ?? (await proj.json()).project_id
    await request.post(`${apiBase}/asset-libraries`, {
      headers: authHeader,
      data: { project_id: projectId, name: "Smoke", kind: "video" },
    })

    await page.addInitScript((t: string) => {
      window.localStorage.setItem("access_token", t)
      window.localStorage.setItem(
        "auth-storage",
        JSON.stringify({ state: { token: t, user: null } }),
      )
    }, token)
    await routeBrowserApiToTestApi(page)

    // Mock 抖音提取接口返回稳定文案
    const extractedText = "大家好，今天给大家推荐一款超好用的产品，性价比非常高，快来看看吧！"
    await page.route("**/api/v1/scripts/extract-from-douyin", (route) =>
      route.fulfill({
        status: 200,
        contentType: "application/json",
        body: JSON.stringify({ text: extractedText, duration_seconds: 15 }),
      }),
    )
    // 文案列表空态
    await page.route(
      (url) => url.pathname.endsWith("/scripts") && !url.pathname.includes("extract-from-douyin"),
      (route) =>
        route.fulfill({
          status: 200,
          contentType: "application/json",
          body: JSON.stringify({ items: [], total: 0, page: 1, page_size: 20 }),
        }),
    )

    await page.goto("/app/scripts")
    // 文案库页面加载
    await expect(page.getByText(/文案库|文案/).first()).toBeVisible({ timeout: 30000 })

    // 点「🎬 从抖音提取」按钮
    await page.getByRole("button", { name: /从抖音提取/ }).click()
    await expect(page.getByText("从抖音视频提取文案")).toBeVisible({ timeout: 5000 })

    // 在 TextArea 粘贴"抖音分享文案"
    const textarea = page.locator(".ant-modal textarea").first()
    await expect(textarea).toBeVisible()
    await textarea.fill("8.88 复制打开抖音，看看【推荐视频】https://v.douyin.com/abcDEF/")

    // 点「开始提取」
    await page.getByRole("button", { name: "开始提取" }).click()
    await expect(page.getByText(/提取中/)).toBeVisible({ timeout: 3000 })

    // 等待抖音弹窗关闭，「新建文案」弹窗打开并预填提取文案
    await expect(page.getByText("从抖音视频提取文案")).not.toBeVisible({ timeout: 15000 })
    await expect(page.getByText("新建文案")).toBeVisible({ timeout: 5000 })
    const createTextarea = page.locator(".ant-modal textarea").first()
    await expect(createTextarea).toBeVisible()
    await expect(createTextarea).toHaveValue(new RegExp(extractedText.slice(0, 10)))
    console.log("[douyin] Extraction flow completed ✓, text length:", extractedText.length)
  })
})