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

const requestJson = vi.hoisted(() => vi.fn())

vi.mock("@/shared/api/request-json", () => ({ requestJson }))

import {
  getSectorRadarHistory,
  getSectorRadarDetail,
  parseRadarDetailResponse,
  getSectorRadarDates,
  getSectorRadarRankings,
  getStockSectorMembership,
} from "./sector-radar.api"

const publication = {
  publication_id: "publication-1",
  target_trade_date: "2026-08-28",
  status: "success",
  source_version: "tushare-pro-v1",
  universe_version: "eastmoney-dc-v1",
  metric_versions: ["zhixing_amount_net_bn_v1"],
  input_hash: "a".repeat(64),
  coverage: "0.99",
  started_at: "2026-08-28T08:00:00Z",
  finished_at: "2026-08-28T08:05:00Z",
  error_summary: null,
}

const rankingPayload = {
  status: "success",
  requested_trade_date: "2026-08-28",
  sector_type: "concept",
  view: "rank_change",
  rank_change_metric: "amount",
  rank_change_days: 5,
  side: "top",
  search: "机器人",
  publication,
  definition: {
    metric_kind: "amount",
    metric_version: "zhixing_amount_net_bn_v1",
    label: "主力净流入（知行独立实现）",
    unit: "CNY_100M",
    implementation_kind: "independent",
    disclaimer: "知行独立实现，非 OneChartLab 原站公式。",
  },
  page: 2,
  page_size: 10,
  total: 1,
  rows: [
    {
      trade_date: "2026-08-28",
      sector_type: "concept",
      sector_code: "BK0001.DC",
      sector_name: "机器人",
      metric_kind: "amount",
      metric_version: "zhixing_amount_net_bn_v1",
      implementation_kind: "independent",
      unit: "CNY_100M",
      metric_value: "12.5",
      quality: "available",
      member_count: 20,
      valid_sample_count: 19,
      membership_coverage: "1",
      moneyflow_coverage: "0.95",
      rank_position: 1,
      rank_percentile: "100",
      rank_change_days: 5,
      rank_change: 3,
    },
  ],
}

const historyMetric = {
  rank_position: 1,
  rank_percentile: "100",
  pool_size: 10,
  metric_value: "0.125",
  missing: false,
  in_top: true,
  in_bottom: false,
}
const historyPayload = {
  status: "success",
  requested_trade_date: "2026-08-28",
  trade_date: "2026-08-28",
  sector_type: "concept",
  sector_code: "BK01",
  sector_name: "机器人",
  publication,
  window_size: 30,
  available_days: 1,
  points: [
    {
      trade_date: "2026-08-28",
      publication_id: "publication-1",
      swing: historyMetric,
      ratio: historyMetric,
      amount: historyMetric,
    },
  ],
}
const detailPayload = {
  ...historyPayload,
  pct_change: "-1.25",
  leading_stock: { ts_code: "000001.SZ", name: null },
  summary: {
    swing: historyMetric,
    ratio: historyMetric,
    amount: historyMetric,
  },
  history: historyPayload,
  members: [
    {
      ts_code: "000001.SZ",
      name: "测试成员",
      pct_change: "-1.5",
      net_amount_yuan: "120000000",
      active_buy_net_amount_yuan: null,
    },
  ],
  leaders: {
    pct_change: { top: [], bottom: [] },
    net_amount_yuan: { top: [], bottom: [] },
    active_buy_net_amount_yuan: { top: [], bottom: [] },
  },
  similar_sectors: [],
}

describe("sector radar API adapters", () => {
  beforeEach(() => {
    requestJson.mockReset()
  })

  it("reads persisted sector resources and preserves nullable independent metrics", async () => {
    const signal = new AbortController().signal
    const query = {
      sectorType: "concept" as const,
      sectorCode: "BK01",
      tradeDate: "2026-08-28",
    }
    requestJson.mockResolvedValue(historyPayload)
    expect(
      (await getSectorRadarHistory(query, signal)).points[0]?.ratio
        .metric_value,
    ).toBe(0.125)
    expect(requestJson).toHaveBeenLastCalledWith(
      "/api/v1/sector-radar/sectors/concept/BK01/history?trade_date=2026-08-28",
      { signal },
    )
    requestJson.mockResolvedValue(detailPayload)
    const detail = await getSectorRadarDetail(query, signal)
    expect(requestJson).toHaveBeenLastCalledWith(
      "/api/v1/sector-radar/sectors/concept/BK01/detail?trade_date=2026-08-28",
      { signal },
    )
    expect(detail.pct_change).toBe(-1.25)
    expect(detail.leading_stock?.name).toBeNull()
    expect(detail.members[0]).toMatchObject({
      net_amount_yuan: 120000000,
      active_buy_net_amount_yuan: null,
    })
  })

  it.each(["NaN", "Infinity", "0x10", "", true])(
    "rejects malformed detail Decimal %s",
    (value) => {
      expect(() =>
        parseRadarDetailResponse({ ...detailPayload, pct_change: value }),
      ).toThrow("detail.pct_change")
    },
  )

  it("forwards AbortSignal and normalizes decimal publication fields", async () => {
    const signal = new AbortController().signal
    requestJson.mockResolvedValue({
      status: "success",
      available_dates: ["2026-08-28"],
      current_attempt: publication,
      last_good: publication,
    })

    const result = await getSectorRadarDates(signal)

    expect(requestJson).toHaveBeenCalledWith("/api/v1/sector-radar/dates", {
      signal,
    })
    expect(result.last_good?.coverage).toBe(0.99)
  })

  it("maps URL-backed filters to the ranking HTTP contract", async () => {
    const signal = new AbortController().signal
    requestJson.mockResolvedValue(rankingPayload)

    const result = await getSectorRadarRankings(
      {
        tradeDate: "2026-08-28",
        sectorType: "concept",
        view: "rank_change",
        rankChangeMetric: "amount",
        rankChangeDays: 5,
        side: "top",
        search: " 机器人 ",
        page: 2,
        pageSize: 10,
      },
      signal,
    )

    const [input, init] = requestJson.mock.calls[0] as [
      string,
      { signal?: AbortSignal },
    ]
    const params = new URL(input, "http://localhost").searchParams
    expect(input).toContain("/api/v1/sector-radar/rankings?")
    expect(params.get("trade_date")).toBe("2026-08-28")
    expect(params.get("sector_type")).toBe("concept")
    expect(params.get("view")).toBe("rank_change")
    expect(params.get("rank_change_metric")).toBe("amount")
    expect(params.get("rank_change_days")).toBe("5")
    expect(params.get("side")).toBe("top")
    expect(params.get("search")).toBe("机器人")
    expect(params.get("page")).toBe("2")
    expect(params.get("page_size")).toBe("10")
    expect(init).toEqual({ signal })
    expect(result.rows[0]?.metric_value).toBe(12.5)
    expect(result.rows[0]?.rank_percentile).toBe(100)
  })

  it("rejects unknown stable enum values at the feature boundary", async () => {
    requestJson.mockResolvedValue({ ...rankingPayload, view: "private_score" })

    await expect(
      getSectorRadarRankings({
        sectorType: "concept",
        view: "amount",
        rankChangeMetric: "amount",
        rankChangeDays: 1,
        side: "all",
        page: 1,
        pageSize: 20,
      }),
    ).rejects.toThrow("Invalid sector radar response: rankings.view")
  })

  it("rejects non-finite decimal strings instead of rendering them", async () => {
    requestJson.mockResolvedValue({
      ...rankingPayload,
      rows: [{ ...rankingPayload.rows[0], metric_value: "NaN" }],
    })

    await expect(
      getSectorRadarRankings({
        sectorType: "concept",
        view: "amount",
        rankChangeMetric: "amount",
        rankChangeDays: 1,
        side: "all",
        page: 1,
        pageSize: 20,
      }),
    ).rejects.toThrow("rankings.rows[0].metric_value must be finite")
  })

  it("rejects a zero rank percentile that the domain cannot produce", async () => {
    requestJson.mockResolvedValue({
      ...rankingPayload,
      rows: [{ ...rankingPayload.rows[0], rank_percentile: "0" }],
    })

    await expect(
      getSectorRadarRankings({
        sectorType: "concept",
        view: "amount",
        rankChangeMetric: "amount",
        rankChangeDays: 1,
        side: "all",
        page: 1,
        pageSize: 20,
      }),
    ).rejects.toThrow("rankings.rows[0].rank_percentile must be greater than 0")
  })
})

describe("stock sector membership adapter", () => {
  const membershipPayload = {
    status: "success",
    ts_code: "000001.SZ",
    requested_trade_date: "2026-08-28",
    trade_date: "2026-08-28",
    industries: [{ code: "BK0901.DC", name: "银行" }],
  }

  it("requests the snake-case endpoint and validates the payload", async () => {
    requestJson.mockResolvedValue(membershipPayload)

    const result = await getStockSectorMembership("000001.SZ", "2026-08-28")

    expect(requestJson).toHaveBeenCalledWith(
      "/api/v1/sector-radar/stocks/000001.SZ/membership?trade_date=2026-08-28",
      { signal: undefined },
    )
    expect(result).toEqual(membershipPayload)
  })

  it("keeps the no_data status with a null snapshot date", async () => {
    requestJson.mockResolvedValue({
      ...membershipPayload,
      status: "no_data",
      trade_date: null,
      industries: [],
    })

    const result = await getStockSectorMembership("000001.SZ", "2026-08-28")

    expect(result.status).toBe("no_data")
    expect(result.trade_date).toBeNull()
    expect(result.industries).toEqual([])
  })

  it("rejects a membership response with invalid sector references", async () => {
    requestJson.mockResolvedValue({
      ...membershipPayload,
      industries: [{ code: "BK0901.DC", name: " " }],
    })

    await expect(
      getStockSectorMembership("000001.SZ", "2026-08-28"),
    ).rejects.toThrow(
      "membership.industries[0].name must be a non-empty string",
    )
  })
})