import { describe, expect, it } from "vitest";
import {
  AXEL_QUOTE_BODY,
  AXEL_QUOTE_URL,
} from "@/__tests__/fixtures/axel-quote";
import {
  decodeAxelQuoteBodyLenient,
  decodeQuoteDetailsParam,
  decodeQuotePayloads,
  decodeEmbeddedJsonBodies,
} from "@/workers/rpa/quote-capture/payload-decode";
import {
  formatPinnedTelemetry,
  isJsonNetworkCandidate,
  parsePinnedQuoteApiPatterns,
} from "@/workers/rpa/quote-capture/constants";
import {
  assertQuoteContract,
  inspectQuoteContract,
  satisfiesQuoteContract,
} from "@/workers/rpa/quote-capture/quote-contract-guard";
import { validateQuoteSchema } from "@/workers/rpa/quote-capture/quote-schema-validator";
import type { QuoteCaptureSignals } from "@/workers/rpa/quote-capture/types";
import { RpaError } from "@/modules/rpa/errors";

const validRatesBody = {
  rates: {
    standard: {
      lowest: { price: 612.72, transitDays: "5 business days" },
      fastest: { price: 694.02, transitDays: "3 business days" },
    },
    guaranteed: {
      lowest: { price: 800, transitDays: "5 business days" },
      fastest: { price: 900, transitDays: "2 business days" },
    },
  },
};

describe("quote contract guard", () => {
  it("满足 rates.standard.lowest + rates.standard.fastest + rates.guaranteed", () => {
    expect(satisfiesQuoteContract(validRatesBody)).toBe(true);
  });

  it("缺少 rates.guaranteed 时 fail", () => {
    const result = inspectQuoteContract({
      rates: {
        standard: {
          lowest: { price: 1 },
          fastest: { price: 2 },
        },
      },
    });
    expect(result.ok).toBe(false);
    if (!result.ok) {
      expect(result.violations.some((v) => v.path.includes("guaranteed"))).toBe(
        true,
      );
    }
  });

  it("缺少 fastest 时 fail", () => {
    const result = inspectQuoteContract({
      rates: {
        standard: { lowest: { price: 1 } },
        guaranteed: { lowest: { price: 2 } },
      },
    });
    expect(result.ok).toBe(false);
  });

  it("assertQuoteContract 抛 RPA_DATA_INVALID", () => {
    expect(() => assertQuoteContract({ foo: 1 }, "test-url")).toThrow(RpaError);
  });

  it("接受 rates.fastest 顶层", () => {
    expect(
      satisfiesQuoteContract({
        rates: {
          standard: { lowest: { price: 10 } },
          fastest: { price: 20, transitDays: "2d" },
          guaranteed: { lowest: { price: 30 } },
        },
      }),
    ).toBe(true);
  });

  it("接受 axel guaranteed.bestValue 作为 guaranteed 定价（阶段0 录证）", () => {
    expect(satisfiesQuoteContract(AXEL_QUOTE_BODY)).toBe(true);
  });
});

describe("isJsonNetworkCandidate", () => {
  it("JSON 响应通过（与 URL 路径无关）", () => {
    expect(
      isJsonNetworkCandidate(
        "https://any-host.example/unknown-path",
        "application/json",
      ),
    ).toBe(true);
  });

  it("忽略 segment 静态埋点", () => {
    expect(
      isJsonNetworkCandidate(
        "https://api.segment.io/v1/track",
        "application/json",
      ),
    ).toBe(false);
  });
});

describe("pinned telemetry", () => {
  it("parsePinnedQuoteApiPatterns 仅用于校准日志", () => {
    process.env.MOTHERSHIP_QUOTE_API_URL_PATTERNS = "api.mothership.com/quotes";
    expect(
      formatPinnedTelemetry("https://api.mothership.com/quotes/x"),
    ).toBe("pinned=match");
    expect(formatPinnedTelemetry("https://other.example/x")).toBe("pinned=miss");
    delete process.env.MOTHERSHIP_QUOTE_API_URL_PATTERNS;
  });

  it("未配置 pinned 时 telemetry 提示未配置", () => {
    delete process.env.MOTHERSHIP_QUOTE_API_URL_PATTERNS;
    expect(formatPinnedTelemetry("https://x")).toBe("pinned=未配置");
  });
});

describe("decodeQuoteDetailsParam", () => {
  it("解码 URL 编码 JSON（诊断用，非报价路径）", () => {
    const inner = JSON.stringify({
      pickupLocation: { city: "Denver", zip: "80203" },
      freight: { quantity: 2, weightLbs: 500 },
    });
    const encoded = encodeURIComponent(inner);
    expect(decodeQuoteDetailsParam(encoded)).toMatchObject({
      pickupLocation: { city: "Denver" },
    });
  });
});

describe("decodeQuotePayloads", () => {
  function signals(overrides: Partial<QuoteCaptureSignals>): QuoteCaptureSignals {
    return {
      contractPayloads: [],
      jsonPayloads: [],
      resultUrl: "https://www.mothership.com/",
      ...overrides,
    };
  }

  it("data.rates 嵌套解析标准 Tab 档位", () => {
    const result = decodeQuotePayloads(
      signals({
        contractPayloads: [
          {
            url: "https://api.example/graphql",
            body: { data: { rates: validRatesBody.rates } },
          },
        ],
      }),
    );
    expect(result?.items).toHaveLength(4);
  });

  it("契约响应解析标准 Tab 档位", () => {
    const result = decodeQuotePayloads(
      signals({
        contractPayloads: [
          { url: "https://any.example/rates", body: validRatesBody },
        ],
      }),
    );
    expect(result?.source).toBe("contract");
    expect(result?.items).toHaveLength(4);
    expect(
      result?.items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "lowest",
      )?.rawFreight,
    ).toBe(612.72);
  });

  it("axel/quote 响应解析全部档位（标准 3 + guaranteed.bestValue）", () => {
    const decoded = decodeQuotePayloads(
      signals({
        contractPayloads: [{ url: AXEL_QUOTE_URL, body: AXEL_QUOTE_BODY }],
      }),
    );
    const items = validateQuoteSchema(decoded!.items);
    expect(items).toHaveLength(4);
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "bestValue",
      )?.rawFreight,
    ).toBe(576.24);
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "lowest",
      )?.rawFreight,
    ).toBe(428.48);
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "fastest",
      )?.transitDays,
    ).toBe("Est. 3 business days");
    expect(
      items.find(
        (i) => i.serviceLevel === "guaranteed" && i.rateOption === "bestValue",
      )?.rawFreight,
    ).toBe(814.15);
  });

  it("2+2 动态档位：仅返回 API 存在的四档", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: { finalPrice: 100, days: 4, serviceType: "lowest" },
            fastest: { finalPrice: 120, days: 2, serviceType: "fastest" },
          },
          guaranteed: {
            lowest: { finalPrice: 200, days: 3, serviceType: "lowest" },
            bestValue: { finalPrice: 220, days: 2, serviceType: "bestValue" },
          },
        },
      },
    };
    const items = validateQuoteSchema(
      decodeQuotePayloads(
        signals({
          contractPayloads: [{ url: AXEL_QUOTE_URL, body }],
        }),
      )!.items,
    );
    expect(items).toHaveLength(4);
  });

  it("基线 UI 截图五档：标准 3 + 保证送达 2（finalPrice）", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: { finalPrice: 287.23, days: 4, serviceType: "lowest" },
            bestValue: { finalPrice: 345, days: 3, serviceType: "bestValue" },
            fastest: { finalPrice: 369.72, days: 2, serviceType: "fastest" },
          },
          guaranteed: {
            lowest: { finalPrice: 457.36, days: 3, serviceType: "lowest" },
            bestValue: { finalPrice: 480.37, days: 2, serviceType: "bestValue" },
          },
        },
        availableRates: {},
      },
    };
    const decoded = decodeQuotePayloads(
      signals({
        contractPayloads: [{ url: AXEL_QUOTE_URL, body }],
      }),
    );
    const items = validateQuoteSchema(decoded!.items);
    expect(items).toHaveLength(5);
    expect(items.find((i) => i.serviceLevel === "standard" && i.rateOption === "lowest")?.rawFreight).toBe(287.23);
    expect(items.find((i) => i.serviceLevel === "standard" && i.rateOption === "bestValue")?.rawFreight).toBe(345);
    expect(items.find((i) => i.serviceLevel === "standard" && i.rateOption === "fastest")?.rawFreight).toBe(369.72);
    expect(items.find((i) => i.serviceLevel === "guaranteed" && i.rateOption === "lowest")?.rawFreight).toBe(457.36);
    expect(items.find((i) => i.serviceLevel === "guaranteed" && i.rateOption === "bestValue")?.rawFreight).toBe(480.37);
  });

  it("availableRates extended 不覆盖 UI 叶节点 finalPrice", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: {
              id: "rate_x",
              finalPrice: 287.23,
              price: 478.46,
              days: 4,
              serviceType: "lowest",
            },
            fastest: {
              id: "rate_y",
              finalPrice: 369.72,
              price: 2069.46,
              days: 2,
              serviceType: "fastest",
            },
            bestValue: {
              id: "rate_z",
              finalPrice: 345,
              price: 500,
              days: 3,
              serviceType: "bestValue",
            },
          },
          guaranteed: {
            lowest: { finalPrice: 457.36, days: 3, serviceType: "lowest" },
            bestValue: { finalPrice: 480.37, days: 2, serviceType: "bestValue" },
          },
        },
        availableRates: {
          rate_x: {
            price: 478.46,
            serviceType: "customRate",
            serviceLevel: "standard",
          },
        },
      },
    };
    const decoded = decodeQuotePayloads(
      signals({
        contractPayloads: [{ url: "https://services.mothership.com/axel/quote", body }],
      }),
    );
    const items = validateQuoteSchema(decoded!.items);
    expect(items).toHaveLength(5);
    expect(
      items.find((i) => i.serviceLevel === "standard" && i.rateOption === "lowest")?.rawFreight,
    ).toBe(287.23);
    expect(
      items.find((i) => i.serviceLevel === "standard" && i.rateOption === "fastest")?.rawFreight,
    ).toBe(369.72);
    expect(
      items.find((i) => i.serviceLevel === "standard" && i.rateOption === "bestValue")?.rawFreight,
    ).toBe(345);
    expect(
      items.find((i) => i.serviceLevel === "guaranteed" && i.rateOption === "lowest")?.rawFreight,
    ).toBe(457.36);
  });

  it("rates 已声明 UI 槽位时禁止 customRate 推断伪档位（3+1）", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: { finalPrice: 310.01, days: 8, serviceType: "lowest" },
            bestValue: { finalPrice: 566.33, days: 5, serviceType: "bestValue" },
            fastest: { finalPrice: 768.88, days: 4, serviceType: "fastest" },
          },
          guaranteed: {
            bestValue: { finalPrice: 698.81, days: 5, serviceType: "bestValue" },
          },
        },
        availableRates: {
          junk_g1: {
            finalPrice: 704.38,
            days: 5,
            serviceLevel: "guaranteed",
            serviceType: "customRate",
            carrierInfo: { name: "TForce" },
          },
          junk_g2: {
            finalPrice: 566.33,
            days: 2,
            serviceLevel: "standard",
            serviceType: "customRate",
            carrierInfo: { name: "Daylight Transport" },
          },
          junk_g3: {
            finalPrice: 650.99,
            days: 6,
            serviceLevel: "standard",
            serviceType: "customRate",
            carrierInfo: { name: "Roadrunner Transportation Service" },
          },
        },
      },
    };
    const items = validateQuoteSchema(decodeAxelQuoteBodyLenient(body)!);
    expect(items).toHaveLength(4);
    expect(
      items.find(
        (i) => i.serviceLevel === "guaranteed" && i.rateOption === "lowest",
      ),
    ).toBeUndefined();
    expect(
      items.find(
        (i) => i.serviceLevel === "guaranteed" && i.rateOption === "fastest",
      ),
    ).toBeUndefined();
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "lowest",
      )?.rawFreight,
    ).toBe(310.01);
  });

  it("rates 声明 bestValue 槽位且叶节点为空时从 availableRates 补全", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: { finalPrice: 503.98, days: 4, serviceType: "lowest" },
            fastest: { finalPrice: 597.89, days: 2, serviceType: "fastest" },
            bestValue: {},
          },
          guaranteed: {
            bestValue: { finalPrice: 954.25, days: 2, serviceType: "bestValue" },
          },
        },
        availableRates: {
          rate_bv: {
            finalPrice: 545.5,
            days: 3,
            serviceLevel: "standard",
            serviceType: "bestValue",
          },
        },
      },
    };
    const items = validateQuoteSchema(decodeAxelQuoteBodyLenient(body)!);
    expect(items).toHaveLength(4);
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "bestValue",
      )?.rawFreight,
    ).toBe(545.5);
  });

  it("rates.standard.fastest 为 id 引用时从 availableRates 解析", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: { finalPrice: 310.01, days: 8, serviceType: "lowest" },
            bestValue: { finalPrice: 566.33, days: 5, serviceType: "bestValue" },
            fastest: { id: "rate_fast" },
          },
          guaranteed: {
            bestValue: { finalPrice: 698.81, days: 5, serviceType: "bestValue" },
          },
        },
        availableRates: {
          rate_fast: {
            finalPrice: 768.88,
            days: 4,
            serviceLevel: "standard",
            serviceType: "fastest",
            carrierInfo: { name: "XPO Logistics" },
          },
        },
      },
    };
    const items = validateQuoteSchema(decodeAxelQuoteBodyLenient(body)!);
    expect(items).toHaveLength(4);
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "fastest",
      )?.rawFreight,
    ).toBe(768.88);
  });

  it("standard 缺 fastest 键时从 availableRates 显式 serviceType 补档", () => {
    const body = {
      data: {
        rates: {
          standard: {
            lowest: { finalPrice: 310.01, days: 8, serviceType: "lowest" },
            bestValue: { finalPrice: 566.33, days: 5, serviceType: "bestValue" },
          },
          guaranteed: {
            bestValue: { finalPrice: 698.81, days: 5, serviceType: "bestValue" },
          },
        },
        availableRates: {
          rate_fast: {
            finalPrice: 768.88,
            days: 4,
            serviceLevel: "standard",
            serviceType: "fastest",
          },
        },
      },
    };
    const items = validateQuoteSchema(decodeAxelQuoteBodyLenient(body)!);
    expect(
      items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "fastest",
      )?.rawFreight,
    ).toBe(768.88);
  });

  it("无契约响应返回 null", () => {
    expect(decodeQuotePayloads(signals({}))).toBeNull();
  });

  it("不满足契约且无法 lenient 解码时返回 null", () => {
    expect(
      decodeQuotePayloads(
        signals({
          contractPayloads: [
            { url: "https://x", body: { rates: { standard: { lowest: { price: 1 } } } } },
          ],
        }),
      ),
    ).toBeNull();
  });

  it("sign-up-quote 页 axel/quote 契约不全时走 lenient", () => {
    const body = {
      data: {
        rates: { standard: {}, guaranteed: {}, dedicated: {} },
        availableRates: {
          rate_a: {
            finalPrice: 612.72,
            price: 600,
            days: 3,
            serviceLevel: "standard",
            serviceType: "customRate",
          },
          rate_b: {
            finalPrice: 890.12,
            price: 880,
            days: 2,
            serviceLevel: "standard",
            serviceType: "customRate",
          },
        },
      },
    };
    const decoded = decodeQuotePayloads(
      signals({
        resultUrl: "https://www.mothership.com/sign-up-quote?quote-details=abc",
        contractPayloads: [
          { url: "https://services.mothership.com/axel/quote", body },
        ],
      }),
    );
    expect(decoded?.source).toBe("lenient");
    expect(
      decoded?.items.find(
        (i) => i.serviceLevel === "standard" && i.rateOption === "lowest",
      )?.rawFreight,
    ).toBe(612.72);
  });
});

describe("decodeEmbeddedJsonBodies", () => {
  it("已废弃，始终返回 null", () => {
    expect(decodeEmbeddedJsonBodies([{ rates: validRatesBody }])).toBeNull();
  });
});

describe("decodeAxelQuoteBodyLenient", () => {
  it("rates 缺 standard/lowest 时从 availableRates customRate 推断", () => {
    const body = {
      data: {
        rates: {
          standard: {},
          guaranteed: {},
          dedicated: {},
        },
        availableRates: {
          rate_a: {
            finalPrice: 927.48,
            price: 922.49,
            days: 3,
            serviceLevel: "standard",
            serviceType: "customRate",
            carrierInfo: { name: "ABF Freight" },
          },
          rate_b: {
            finalPrice: 1100.12,
            price: 1095.13,
            days: 2,
            serviceLevel: "standard",
            serviceType: "customRate",
            carrierInfo: { name: "Saia" },
          },
        },
      },
    };
    const items = decodeAxelQuoteBodyLenient(body);
    expect(items).not.toBeNull();
    expect(
      items!.find((i) => i.serviceLevel === "standard" && i.rateOption === "lowest")
        ?.rawTotal,
    ).toBe(927.48);
    expect(
      items!.find((i) => i.serviceLevel === "standard" && i.rateOption === "fastest")
        ?.rawTotal,
    ).toBe(1100.12);
  });
});