import {
  fireEvent,
  render,
  screen,
  waitFor,
  within,
} from "@testing-library/react"
import { beforeEach, describe, expect, it, vi } from "vitest"

import type { SelectionResults } from "../api/selection.types"

import { SelectionResultsPage } from "./selection-results-page"

const routerNavigate = vi.hoisted(() => vi.fn())
const useSelectionResults = vi.fn()
const useSelectionRun = vi.fn()
const useTriggerSelectionRun = vi.fn()
const mutate = vi.fn()
const reset = vi.fn()

vi.mock("@/features/selection/api/selection.query", () => ({
  useSelectionResults: (...args: unknown[]) => useSelectionResults(...args),
  useSelectionRun: (...args: unknown[]) => useSelectionRun(...args),
  useTriggerSelectionRun: () => useTriggerSelectionRun(),
}))

vi.mock("@tanstack/react-router", () => ({
  useNavigate: () => routerNavigate,
  useSearch: () => ({ page: 1, pageSize: 5, search: "", category: "all" }),
}))

const selectedResult: SelectionResults = {
  created_at: "2026-08-08T09:00:00+08:00",
  coverage: 1,
  eligible_count: 2,
  evaluated_count: 2,
  error_message: null,
  error_type: null,
  failed_count: 0,
  failures: [],
  finished_at: "2026-08-08T09:02:00+08:00",
  market_sync_batch_id: "market-run-1",
  page: 1,
  page_size: 5,
  run_id: "run-1",
  selected_stock_count: 1,
  signal_count: 2,
  stocks_total: 1,
  stocks: [
    {
      close: 10.5,
      name: "平安银行",
      signals: [
        {
          category: "zhixing_b1_original_b1",
          close: 10.5,
          details: { j: 12, rsi: 20 },
          name: "平安银行",
          strategy: "zhixing_b1",
          target_trade_date: "2026-08-08",
          ts_code: "000001.SZ",
        },
        {
          category: "zhixing_b1_pullback_white",
          close: 10.5,
          details: { j: 13 },
          name: "平安银行",
          strategy: "zhixing_b1",
          target_trade_date: "2026-08-08",
          ts_code: "000001.SZ",
        },
      ],
      strategy: "zhixing_b1",
      target_trade_date: "2026-08-08",
      ts_code: "000001.SZ",
    },
  ],
  status: "success",
  strategy: "zhixing_b1",
  target_count: 2,
  target_trade_date: "2026-08-08",
}

describe("SelectionResultsPage", () => {
  beforeEach(() => {
    useSelectionResults.mockReturnValue({
      data: selectedResult,
      isError: false,
      isPending: false,
    })
    useSelectionRun.mockReturnValue({
      data: undefined,
      isError: false,
      isPending: false,
    })
    useTriggerSelectionRun.mockReturnValue({
      isError: false,
      isPending: false,
      mutate,
      reset,
    })
    mutate.mockReset()
    reset.mockReset()
    routerNavigate.mockReset()
  })

  it("renders persisted results and keeps multiple categories visible", () => {
    render(<SelectionResultsPage />)

    expect(screen.getByText("执行完成")).toBeInTheDocument()
    expect(screen.queryByText("目标股票数")).not.toBeInTheDocument()
    const table = screen.getByRole("table")
    expect(table).toBeInTheDocument()
    expect(
      within(table).getByRole("columnheader", { name: "信号类型" }),
    ).toBeInTheDocument()
    expect(
      within(table).getByRole("columnheader", { name: "J 值" }),
    ).toBeInTheDocument()
    expect(
      within(table).queryByRole("columnheader", { name: "关键详情" }),
    ).not.toBeInTheDocument()
    expect(within(table).getByText("原始 B1")).toBeInTheDocument()
    expect(within(table).getByText("回踩白线 B")).toBeInTheDocument()
    expect(within(table).getByText("12")).toBeInTheDocument()
    expect(within(table).getByText("13")).toBeInTheDocument()
    expect(within(table).getByText("平安银行")).toBeInTheDocument()

    const detailPanel = screen.getByRole("complementary", {
      name: "当前股票详情",
    })
    expect(within(detailPanel).getByText("关键指标")).toBeInTheDocument()
    expect(within(detailPanel).getAllByText("J 值")).toHaveLength(2)
    expect(within(detailPanel).getByText("RSI")).toBeInTheDocument()
  })

  it("opens execution status details in a drawer and restores trigger focus", async () => {
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        failed_count: 1,
        failures: [
          {
            name: "招商银行",
            reason: "目标日数据读取失败",
            status: "data_error",
            ts_code: "600036.SH",
          },
        ],
        status: "partial_success",
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    const trigger = screen.getByRole("button", {
      name: "查看执行状态：部分成功，未完成评估 1 条",
    })
    expect(trigger).toHaveAttribute(
      "aria-controls",
      "selection-execution-status-drawer",
    )
    expect(trigger).toHaveAttribute("aria-expanded", "false")
    fireEvent.click(trigger)
    expect(trigger).toHaveAttribute("aria-expanded", "true")

    const dialog = await screen.findByRole("dialog", {
      name: "知行 B1 执行状态",
    })
    const summary = within(dialog).getByRole("region", { name: "执行摘要" })
    expect(within(summary).getByText("目标股票数")).toBeInTheDocument()
    expect(within(summary).getByText("实际参与数")).toBeInTheDocument()
    expect(within(summary).getByText("命中股票数")).toBeInTheDocument()
    expect(within(summary).getByText("信号条数")).toBeInTheDocument()
    expect(within(summary).getByText("数据覆盖率")).toBeInTheDocument()
    expect(within(summary).getByText("100.00%")).toBeInTheDocument()
    expect(within(summary).getByText("部分成功")).toBeInTheDocument()
    const table = within(dialog).getByRole("table")
    expect(
      within(table).getByRole("columnheader", { name: "股票名称" }),
    ).toBeInTheDocument()
    expect(within(table).getByText("招商银行")).toBeInTheDocument()
    expect(within(table).getByText("600036.SH")).toBeInTheDocument()
    expect(within(table).getByText("数据读取失败")).toBeInTheDocument()
    expect(within(table).getByText("目标日数据读取失败")).toBeInTheDocument()
    expect(
      screen.queryByRole("heading", { name: "未完成评估" }),
    ).not.toBeInTheDocument()

    fireEvent.click(
      within(dialog).getByRole("button", { name: "关闭执行状态" }),
    )
    await waitFor(() => {
      expect(screen.queryByRole("dialog")).not.toBeInTheDocument()
    })
    expect(trigger).toHaveAttribute("aria-expanded", "false")
    expect(document.activeElement).toBe(trigger)
  })

  it("shows an empty evaluation table when there are no failures", async () => {
    render(<SelectionResultsPage />)

    fireEvent.click(
      screen.getByRole("button", {
        name: "查看执行状态：执行完成，未完成评估 0 条",
      }),
    )

    const dialog = await screen.findByRole("dialog", {
      name: "知行 B1 执行状态",
    })
    expect(within(dialog).getByRole("table")).toBeInTheDocument()
    expect(within(dialog).getByText("暂无未完成评估")).toBeInTheDocument()

    fireEvent.keyDown(dialog, { key: "Escape" })
    await waitFor(() => {
      expect(screen.queryByRole("dialog")).not.toBeInTheDocument()
    })
    expect(
      screen.getByRole("button", {
        name: "查看执行状态：执行完成，未完成评估 0 条",
      }),
    ).toHaveFocus()
  })

  it("keeps execution status accessible when no signals are hit", async () => {
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        signal_count: 0,
        stocks: [],
        stocks_total: 0,
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    const trigger = screen.getByRole("button", {
      name: "查看执行状态：执行完成，未完成评估 0 条",
    })
    fireEvent.click(trigger)

    const dialog = await screen.findByRole("dialog", {
      name: "知行 B1 执行状态",
    })
    expect(within(dialog).getByText("信号条数")).toBeInTheDocument()
  })

  it("keeps execution status accessible for a failed result", async () => {
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        failed_count: 2,
        failures: [
          {
            name: "招商银行",
            reason: "目标日数据读取失败",
            status: "data_error",
            ts_code: "600036.SZ",
          },
          {
            name: "宁德时代",
            reason: "指标计算失败",
            status: "calculation_error",
            ts_code: "300750.SZ",
          },
        ],
        signal_count: 0,
        stocks: [],
        status: "failed",
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    fireEvent.click(
      screen.getByRole("button", {
        name: "查看执行状态：执行失败，未完成评估 2 条",
      }),
    )
    const dialog = await screen.findByRole("dialog", {
      name: "知行 B1 执行状态",
    })
    expect(within(dialog).getByText("执行失败")).toBeInTheDocument()
  })

  it("uses shared selects and resets pagination when the category changes", async () => {
    render(<SelectionResultsPage />)

    expect(screen.getByRole("combobox", { name: "策略" })).toHaveTextContent(
      "知行 B1",
    )
    const categoryTrigger = screen.getByRole("combobox", {
      name: "筛选信号分类",
    })
    expect(categoryTrigger).toHaveTextContent("全部信号")

    fireEvent.click(categoryTrigger)
    const oversoldOption = await screen.findByRole("option", { name: "超卖类" })
    const content = oversoldOption.closest('[data-slot="select-content"]')
    expect(content).toHaveAttribute("data-align-trigger", "false")
    expect(content?.parentElement).toHaveAttribute("data-align", "start")
    fireEvent.pointerDown(oversoldOption, { pointerType: "mouse" })
    fireEvent.click(oversoldOption)

    expect(routerNavigate).toHaveBeenCalled()
    const lastCall =
      routerNavigate.mock.calls[routerNavigate.mock.calls.length - 1]
    const searchUpdate = lastCall[0].search as (previous: {
      category: string
      page: number
      pageSize: number
      search: string
    }) => Record<string, unknown>
    expect(
      searchUpdate({ category: "all", page: 4, pageSize: 5, search: "" }),
    ).toEqual({
      category: "oversold",
      page: 1,
      pageSize: 5,
      search: "",
    })
  })

  it("filters signals, updates the detail panel, and expands mobile details", () => {
    const extraStock = {
      ...selectedResult.stocks[0],
      name: "招商银行",
      signals: [
        {
          ...selectedResult.stocks[0].signals[0],
          category: "zhixing_b1_oversold_volume",
          details: { macd: 3.2 },
          name: "招商银行",
          ts_code: "600036.SH",
        },
      ],
      ts_code: "600036.SH",
    }
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        signal_count: 3,
        stocks: [...selectedResult.stocks, extraStock],
        stocks_total: 2,
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    fireEvent.change(screen.getByLabelText("搜索命中股票"), {
      target: { value: "招商" },
    })
    const table = screen.getByRole("table")
    expect(within(table).getByText("招商银行")).toBeInTheDocument()
    fireEvent.click(within(table).getByText("招商银行"))
    expect(
      within(
        screen.getByRole("complementary", { name: "当前股票详情" }),
      ).getByText("招商银行"),
    ).toBeInTheDocument()

    const expandButton = screen.getAllByRole("button", { name: "查看详情" })[1]
    fireEvent.click(expandButton)
    expect(expandButton).toHaveAttribute("aria-expanded", "true")
    expect(screen.getAllByText("MACD").length).toBeGreaterThan(1)
    expect(screen.getAllByText("3.2").length).toBeGreaterThan(1)
  })

  it("navigates to another page when the result list is paginated", () => {
    const stocks = Array.from({ length: 6 }, (_, index) => ({
      ...selectedResult.stocks[0],
      name: `股票${index + 1}`,
      signals: [
        {
          ...selectedResult.stocks[0].signals[0],
          name: `股票${index + 1}`,
          ts_code: `00000${index + 1}.SZ`,
        },
      ],
      ts_code: `00000${index + 1}.SZ`,
    }))
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        selected_stock_count: stocks.length,
        signal_count: stocks.length,
        stocks,
        stocks_total: stocks.length,
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    expect(screen.getByText("第 1–5 条，共 6 条")).toBeInTheDocument()
    fireEvent.click(screen.getByRole("button", { name: "第 2 页" }))
    expect(routerNavigate).toHaveBeenCalled()
  })

  it("requires confirmation before a rerun and does not trigger on cancel", () => {
    render(<SelectionResultsPage />)

    fireEvent.click(screen.getByRole("button", { name: "重新执行" }))
    const dialog = screen.getByRole("dialog", { name: "确认重新执行策略？" })
    expect(within(dialog).getByText(/清空 2026-08-08/)).toBeInTheDocument()

    fireEvent.click(within(dialog).getByRole("button", { name: "取消" }))
    expect(screen.queryByRole("dialog")).not.toBeInTheDocument()
    expect(mutate).not.toHaveBeenCalled()

    fireEvent.click(screen.getByRole("button", { name: "重新执行" }))
    fireEvent.click(
      within(
        screen.getByRole("dialog", { name: "确认重新执行策略？" }),
      ).getByRole("button", { name: "确认重新执行" }),
    )
    expect(mutate).toHaveBeenCalledWith(
      {
        request: {
          rerun: true,
          strategy: "zhixing_b1",
          target_trade_date: "2026-08-08",
        },
      },
      expect.any(Object),
    )
  })

  it("uses the same confirmation flow for a failed retry", () => {
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        failed_count: 1,
        failures: [
          {
            name: "平安银行",
            reason: "目标日数据读取失败",
            status: "data_error",
            ts_code: "000001.SZ",
          },
        ],
        selected_stock_count: 0,
        signal_count: 0,
        stocks: [],
        status: "failed",
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    fireEvent.click(screen.getByRole("button", { name: "重试执行" }))
    expect(
      screen.getByRole("dialog", { name: "确认重新执行策略？" }),
    ).toBeInTheDocument()
  })

  it("renders a no-data state and triggers an initial run after date selection", async () => {
    useSelectionResults.mockReturnValue({
      data: {
        ...selectedResult,
        run_id: null,
        stocks: [],
        status: "no_data",
        target_trade_date: "2026-08-08",
      },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    expect(screen.getByText("暂无策略结果")).toBeInTheDocument()
    fireEvent.click(screen.getByRole("button", { name: "目标交易日" }))
    const calendar = await screen.findByRole("grid")
    const dateButton = within(calendar).getByRole("button", {
      name: "2026年8月9日 星期日",
    })
    fireEvent.click(dateButton)
    fireEvent.click(screen.getByRole("button", { name: "执行策略" }))

    expect(mutate).toHaveBeenCalledWith(
      {
        request: {
          rerun: false,
          strategy: "zhixing_b1",
          target_trade_date: "2026-08-09",
        },
      },
      expect.any(Object),
    )
  })

  it("keeps the target trade date empty after clearing the date picker", async () => {
    render(<SelectionResultsPage />)

    const dateTrigger = screen.getByRole("button", { name: "目标交易日" })
    fireEvent.click(dateTrigger)
    const calendar = await screen.findByRole("grid")
    fireEvent.click(
      within(calendar).getByRole("button", {
        name: "2026年8月8日 星期六，已选择",
      }),
    )

    expect(dateTrigger).toHaveTextContent("选择日期")
  })

  it("continues polling a persisted running run after page reload", () => {
    useSelectionResults.mockReturnValue({
      data: { ...selectedResult, stocks: [], status: "running" },
      isError: false,
      isPending: false,
    })
    useSelectionRun.mockReturnValue({
      data: { ...selectedResult, stocks: [], status: "running" },
      isError: false,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    expect(screen.getByText("策略执行中")).toBeInTheDocument()
    expect(screen.getByRole("button", { name: "执行中" })).toBeDisabled()
    expect(useSelectionRun).toHaveBeenCalledWith("run-1", {
      page: 1,
      pageSize: 5,
    })
  })

  it("renders query failures explicitly", () => {
    useSelectionResults.mockReturnValue({
      data: undefined,
      isError: true,
      isPending: false,
    })

    render(<SelectionResultsPage />)

    expect(screen.getByText("结果查询失败")).toBeInTheDocument()
  })
})