// @vitest-environment jsdom

import { beforeEach, describe, expect, test } from "vitest";

import {
  applyRowOrder,
  applyRowVisibility,
  findNextPageControl,
  isPageControlDisabled,
  readMarketPageSignature,
  renderMarketRowState,
  syncMarketTable
} from "../src/content/market/dom-sync";
import type { MarketRecord } from "../src/content/market/types";

describe("market-dom-sync", () => {
  beforeEach(() => {
    document.body.innerHTML = `
      <div data-market-table>
        <div data-market-header>
          <div data-market-header-cell="authorName">达人</div>
          <div data-market-header-cell="price21To60s">21-60s报价</div>
        </div>
        <div data-market-body>
          <div data-market-row data-author-id="a">
            <span data-market-field="authorName">Alpha</span>
            <span data-market-field="price21To60s">450000</span>
          </div>
          <div data-market-row data-author-id="b">
            <span data-market-field="authorName">Beta</span>
            <span data-market-field="price21To60s">70000</span>
          </div>
        </div>
      </div>
    `;
  });

  test("injects the two header cells and per-row cells", () => {
    const table = syncMarketTable(document);

    expect(table).not.toBeNull();
    expect(
      document.querySelector('[data-market-header-cell="singleVideoAfterSearchRate"]')
    ).not.toBeNull();
    expect(
      document.querySelector(
        '[data-market-header-cell="personalVideoAfterSearchRate"]'
      )
    ).not.toBeNull();
    expect(
      document.querySelector('[data-market-header-cell="backendMetrics"]')
    ).not.toBeNull();
    expect(document.querySelectorAll("[data-market-row-cell]").length).toBe(6);
  });

  test("renders loading, success, missing, and failed states", () => {
    const table = syncMarketTable(document);
    if (!table) {
      throw new Error("Expected market table");
    }

    const alphaRow = table.rows[0];
    const betaRow = table.rows[1];

    renderMarketRowState(alphaRow, {
      authorId: "a",
      authorName: "Alpha",
      status: "loading"
    });
    renderMarketRowState(betaRow, {
      authorId: "b",
      authorName: "Beta",
      backendMetrics: {
        a3IncreaseCount: "78,366.22",
        afterViewSearchCount: "9,689.96",
        afterViewSearchRate: "0.36%",
        cpSearch: "14.46",
        cpa3: "1.79",
        newA3Rate: "3.44%"
      },
      backendMetricsStatus: "success",
      status: "success",
      rates: {
        singleVideoAfterSearchRate: "0.5%-1%",
        personalVideoAfterSearchRate: "0.02 - 0.1%"
      }
    });

    expect(alphaRow.singleCell.textContent).toBe("加载中...");
    expect(alphaRow.backendMetricsCell.textContent).toBe("加载中...");
    expect(betaRow.singleCell.textContent).toBe("0.5% - 1%");
    expect(betaRow.personalCell.textContent).toBe("0.02% - 0.1%");
    expect(betaRow.backendMetricsCell.textContent).toContain("看后搜率");
    expect(betaRow.backendMetricsCell.textContent).toContain("0.36%");
    expect(betaRow.backendMetricsCell.textContent).toContain("CPA3");

    renderMarketRowState(betaRow, {
      authorId: "b",
      authorName: "Beta",
      backendMetricsStatus: "missing",
      status: "success",
      rates: {
        singleVideoAfterSearchRate: "0.5%-1%",
        personalVideoAfterSearchRate: "0.02 - 0.1%"
      }
    });
    expect(betaRow.backendMetricsCell.textContent).toBe("暂无数据");

    renderMarketRowState(betaRow, {
      authorId: "b",
      authorName: "Beta",
      backendMetricsStatus: "failed",
      status: "failed"
    });
    expect(betaRow.singleCell.textContent).toBe("加载失败");
    expect(betaRow.personalCell.textContent).toBe("加载失败");
    expect(betaRow.backendMetricsCell.textContent).toBe("加载失败");
  });

  test("hides rows outside the visible author ids", () => {
    const table = syncMarketTable(document);
    if (!table) {
      throw new Error("Expected market table");
    }

    applyRowVisibility(table, new Set(["b"]));

    expect(table.rows[0].row.hidden).toBe(true);
    expect(table.rows[1].row.hidden).toBe(false);
  });

  test("reorders rows based on ordered author ids", () => {
    const table = syncMarketTable(document);
    if (!table) {
      throw new Error("Expected market table");
    }

    applyRowOrder(table, ["b", "a"]);

    expect(
      Array.from(
        document.querySelectorAll("[data-market-row]")
      ).map((row) => row.getAttribute("data-author-id"))
    ).toEqual(["b", "a"]);
  });

  test("supports the real div-grid market layout and keeps rows aligned", () => {
    document.body.innerHTML = buildRealMarketGridFixture();

    const table = syncMarketTable(document);
    if (!table) {
      throw new Error("Expected market table");
    }

    expect(readRightHeaderTexts()).toEqual([
      "21-60s报价",
      "单视频看后搜率",
      "个人视频看后搜率",
      "秒探指标",
      "操作"
    ]);
    expect(
      Number.parseFloat(
        (
          document.querySelector('[data-testid="right-header"]') as HTMLElement
        ).style.width
      )
    ).toBeGreaterThan(350);
    expect(
      Number.parseFloat(
        (
          document.querySelector('[data-testid="right-section"]') as HTMLElement
        ).style.width
      )
    ).toBeGreaterThan(350);
    expect(table.rows.map((row) => row.authorId)).toEqual(["111", "222"]);

    renderMarketRowState(table.rows[0], {
      authorId: "111",
      authorName: "达人 A",
      backendMetrics: {
        a3IncreaseCount: "78,366.22",
        afterViewSearchCount: "9,689.96",
        afterViewSearchRate: "0.36%",
        cpSearch: "14.46",
        cpa3: "1.79",
        newA3Rate: "3.44%"
      },
      backendMetricsStatus: "success",
      status: "success",
      rates: {
        singleVideoAfterSearchRate: "0.5%-1%",
        personalVideoAfterSearchRate: "0.02 - 0.1%"
      }
    });

    expect(readRightRowTexts(0)).toEqual([
      "¥450,000",
      "0.5% - 1%",
      "0.02% - 0.1%",
      "看后搜率0.36%看后搜数9,689.96新增A3数78,366.22新增A3率3.44%CPA31.79cp_search14.46",
      "下单"
    ]);

    applyRowVisibility(table, new Set(["222"]));

    expect(readAuthorRowHiddenStates()).toEqual([true, false]);
    expect(readRightActionHiddenStates()).toEqual([true, false]);

    applyRowVisibility(table, new Set(["111", "222"]));
    applyRowOrder(table, ["222", "111"]);

    expect(readAuthorNames()).toEqual(["达人 B", "达人 A"]);
    expect(readRightRowTexts(0)).toEqual(["¥20,000", "", "", "", "下单"]);
    expect(table.rows[0].exportFields).toMatchObject({
      "21-60s报价": "¥450,000",
      "代表视频": "代表视频A",
      "达人信息": "达人 A"
    });
  });

  test("falls back to the market vue state when the DOM has no author id", () => {
    document.body.innerHTML = buildRealMarketGridFixtureWithoutAuthorIds();
    attachMarketVueState([
      {
        attribute_datas: {
          nickname: "达人 A"
        },
        star_id: "111"
      },
      {
        attribute_datas: {
          nickname: "达人 B"
        },
        star_id: "222"
      }
    ]);

    const table = syncMarketTable(document);
    if (!table) {
      throw new Error("Expected market table");
    }

    expect(table.rows.map((row) => row.authorId)).toEqual(["111", "222"]);
  });

  test("falls back to serialized market rows when vue state is unavailable", () => {
    document.body.innerHTML = buildRealMarketGridFixtureWithoutAuthorIds();
    document.documentElement.setAttribute(
      "data-sces-market-rows",
      JSON.stringify([
        {
          authorId: "111",
          authorName: "达人 A",
          singleVideoAfterSearchRate: "0.02%"
        },
        {
          authorId: "222",
          authorName: "达人 B"
        }
      ])
    );

    const table = syncMarketTable(document);
    if (!table) {
      throw new Error("Expected market table");
    }

    expect(table.rows.map((row) => row.authorId)).toEqual(["111", "222"]);
    expect(table.rows[0].rates).toEqual({
      singleVideoAfterSearchRate: "0.02%"
    });
  });

  test("finds the real next-page button in Xingtu pagination", () => {
    document.body.innerHTML = `
      ${buildRealMarketGridFixture()}
      <div class="pagination xt-space xt-space--medium">
        <div class="el-pagination is-background xt-pagination xt-pagination--normal">
          <button type="button" disabled="disabled" class="btn-prev">
            <i class="el-icon el-icon-arrow-left"></i>
          </button>
          <ul class="el-pager">
            <li class="number active">1</li>
            <li class="number">2</li>
          </ul>
          <button type="button" class="btn-next">
            <i class="el-icon el-icon-arrow-right"></i>
          </button>
        </div>
      </div>
    `;

    const nextControl = findNextPageControl(document);

    expect(nextControl).not.toBeNull();
    expect(nextControl?.className).toContain("btn-next");
    expect(isPageControlDisabled(nextControl)).toBe(false);
    expect(readMarketPageSignature(document)).toContain("1::111|222");
  });
});

function buildRealMarketGridFixture() {
  return `
    <div class="base-author-list">
      <div class="section-wrapper sticky-header hide-scrollbar">
        <div style="width: 310px; display: flex; position: sticky; left: 0; z-index: 11;">
          <div class="header-cell" style="min-width: 310px;">达人信息</div>
        </div>
        <div class="middle-columns" style="width: 190px; display: flex;">
          <div class="header-cell" style="min-width: 190px;">代表视频</div>
        </div>
        <div data-testid="right-header" style="width: 350px; display: flex; position: sticky; right: 0; z-index: 11;">
          <div class="header-cell" style="min-width: 150px;">21-60s报价</div>
          <div class="header-cell" style="min-width: 200px;">操作</div>
        </div>
      </div>
      <div class="section-wrapper hide-scrollbar">
        <div class="content-section" data-testid="author-section" style="width: 310px; display: flex; position: sticky; left: 0; z-index: 11;">
          <div class="content-column" style="min-width: 310px;">
            <div class="content-cell" data-testid="author-cell-111" style="height: 120px;">
              <a href="https://xingtu.cn/ad/creator/author-homepage/douyin-video/111">达人 A</a>
            </div>
            <div class="content-cell" data-testid="author-cell-222" style="height: 120px;">
              <a href="https://xingtu.cn/ad/creator/author-homepage/douyin-video/222">达人 B</a>
            </div>
          </div>
        </div>
        <div class="middle-columns" style="width: 190px; display: flex;">
          <div class="content-column" style="min-width: 190px;">
            <div class="content-cell" style="height: 120px;">代表视频A</div>
            <div class="content-cell" style="height: 120px;">代表视频B</div>
          </div>
        </div>
        <div data-testid="right-section" class="content-section" style="width: 350px; display: flex; position: sticky; right: 0; z-index: 11;">
          <div class="content-column" style="min-width: 150px;">
            <div class="content-cell" style="height: 120px;">¥450,000</div>
            <div class="content-cell" style="height: 120px;">¥20,000</div>
          </div>
          <div class="content-column" style="min-width: 200px;">
            <div class="content-cell" data-testid="action-cell-111" style="height: 120px;">下单</div>
            <div class="content-cell" data-testid="action-cell-222" style="height: 120px;">下单</div>
          </div>
        </div>
      </div>
    </div>
  `;
}

function buildRealMarketGridFixtureWithoutAuthorIds() {
  return `
    <div class="base-author-list">
      <div class="section-wrapper sticky-header hide-scrollbar">
        <div style="width: 310px; display: flex; position: sticky; left: 0; z-index: 11;">
          <div class="header-cell" style="min-width: 310px;">达人信息</div>
        </div>
        <div data-testid="right-header" style="width: 350px; display: flex; position: sticky; right: 0; z-index: 11;">
          <div class="header-cell" style="min-width: 150px;">21-60s报价</div>
          <div class="header-cell" style="min-width: 200px;">操作</div>
        </div>
      </div>
      <div class="section-wrapper hide-scrollbar">
        <div class="content-section" data-testid="author-section" style="width: 310px; display: flex; position: sticky; left: 0; z-index: 11;">
          <div class="content-column" style="min-width: 310px;">
            <div class="content-cell" data-testid="author-cell-1" style="height: 120px;">
              <span class="author-nickname">达人 A</span>
            </div>
            <div class="content-cell" data-testid="author-cell-2" style="height: 120px;">
              <span class="author-nickname">达人 B</span>
            </div>
          </div>
        </div>
        <div data-testid="right-section" class="content-section" style="width: 350px; display: flex; position: sticky; right: 0; z-index: 11;">
          <div class="content-column" style="min-width: 150px;">
            <div class="content-cell" style="height: 120px;">¥450,000</div>
            <div class="content-cell" style="height: 120px;">¥20,000</div>
          </div>
          <div class="content-column" style="min-width: 200px;">
            <div class="content-cell" data-testid="action-cell-1" style="height: 120px;">下单</div>
            <div class="content-cell" data-testid="action-cell-2" style="height: 120px;">下单</div>
          </div>
        </div>
      </div>
    </div>
  `;
}

function attachMarketVueState(
  marketList: Array<{ attribute_datas?: { nickname?: string }; star_id?: string }>
) {
  const marketRoot = document.querySelector(".base-author-list");
  if (!(marketRoot instanceof HTMLElement)) {
    throw new Error("Expected market root");
  }

  Object.defineProperty(marketRoot, "__vue__", {
    configurable: true,
    value: {
      _setupState: {
        __$temp_1: {
          marketList
        }
      }
    }
  });
}

function readRightHeaderTexts() {
  return Array.from(
    document.querySelectorAll('[data-testid="right-header"] > *'),
    (cell) => cell.textContent?.trim() ?? ""
  );
}

function readRightRowTexts(rowIndex: number) {
  return Array.from(
    document.querySelectorAll('[data-testid="right-section"] > .content-column'),
    (column) =>
      column.querySelectorAll(".content-cell")[rowIndex]?.textContent?.trim() ?? ""
  );
}

function readAuthorNames() {
  return Array.from(
    document.querySelectorAll('[data-testid="author-section"] .content-cell a'),
    (link) => link.textContent?.trim() ?? ""
  );
}

function readAuthorRowHiddenStates() {
  return Array.from(
    document.querySelectorAll('[data-testid^="author-cell-"]'),
    (cell) => (cell as HTMLElement).hidden
  );
}

function readRightActionHiddenStates() {
  return Array.from(
    document.querySelectorAll('[data-testid^="action-cell-"]'),
    (cell) => (cell as HTMLElement).hidden
  );
}