const {
  DEFAULT_APPROVAL_RULES,
  DEFAULT_FEATURE_FLAGS,
  ENABLED_EXPENSE_TYPES,
  seedApprovalRules,
  seedExpenseTypes,
  seedFeatureFlags,
} = require("../../../src/scripts/seed-config");

describe("default travel expense types", () => {
  it("keeps intercity bus tickets separate from the two travel allowances", () => {
    expect(ENABLED_EXPENSE_TYPES).toEqual(
      expect.arrayContaining([
        expect.objectContaining({ code: "travel_bus", name: "大巴车票", category: "travel" }),
        expect.objectContaining({ code: "travel_meal", name: "伙食补助费", category: "travel" }),
        expect.objectContaining({
          code: "travel_local_transport_allowance",
          name: "市内交通补助费",
          category: "travel",
        }),
      ]),
    );

    const travelCodes = ENABLED_EXPENSE_TYPES.filter((item) =>
      ["travel_bus", "travel_meal", "travel_local_transport_allowance"].includes(item.code),
    );
    expect(travelCodes).toHaveLength(3);
  });

  it("upserts the distinct travel types by stable code", async () => {
    const upsert = vi.fn().mockResolvedValue({});

    await seedExpenseTypes({ expenseType: { upsert } });

    for (const [code, name] of [
      ["travel_bus", "大巴车票"],
      ["travel_meal", "伙食补助费"],
      ["travel_local_transport_allowance", "市内交通补助费"],
    ]) {
      expect(upsert).toHaveBeenCalledWith(
        expect.objectContaining({
          where: { code },
          update: expect.objectContaining({ name, enabled: true }),
          create: expect.objectContaining({ code, name, enabled: true }),
        }),
      );
    }
  });
});

describe("reimbursement expense policy defaults", () => {
  it("keeps only the two allowances invoice-free and replaces ambiguous selectable types", () => {
    expect(ENABLED_EXPENSE_TYPES).toEqual(expect.arrayContaining([
      expect.objectContaining({ code: "business_client_meal", name: "业务招待费" }),
      expect.objectContaining({ code: "business_meeting", name: "会议费" }),
      expect.objectContaining({ code: "business_training_fee", name: "培训费" }),
      expect.objectContaining({ code: "assets_office_electronics", name: "办公电子设备" }),
      expect.objectContaining({ code: "travel_meal", requiresInvoice: false }),
      expect.objectContaining({ code: "travel_local_transport_allowance", requiresInvoice: false }),
    ]));
    expect(ENABLED_EXPENSE_TYPES.some((item) => item.code === "business_training")).toBe(false);
    expect(ENABLED_EXPENSE_TYPES.some((item) => item.code === "assets_it_hardware")).toBe(false);
  });

  it("provides employee-readable guidance for every selectable expense type", () => {
    for (const expenseType of ENABLED_EXPENSE_TYPES) {
      expect(expenseType.description, expenseType.code).toEqual(expect.any(String));
      expect(expenseType.description.trim().length, expenseType.code).toBeGreaterThan(0);
    }
  });

  it("uses asset-registration guidance without inventing a prior-approval policy", () => {
    const assetTypes = ENABLED_EXPENSE_TYPES.filter((item) => item.category === "assets");
    expect(assetTypes.map((item) => item.code)).toEqual([
      "assets_equipment",
      "assets_furniture",
      "assets_office_electronics",
    ]);
    for (const expenseType of assetTypes) {
      expect(expenseType.description).toContain("物品名称");
      expect(expenseType.description).toContain("实际使用人或责任人");
      expect(expenseType.description).toContain("存放位置");
      expect(expenseType.description).not.toMatch(/事前批准|批准人|批准时间|批准依据/);
    }
    expect(assetTypes.find((item) => item.code === "assets_office_electronics")?.description)
      .toContain("不等同于会计固定资产确认标准");
  });

  it("seeds the invoice guard disabled by default", () => {
    expect(DEFAULT_FEATURE_FLAGS).toContainEqual({
      flag_key: "reimbursement_invoice_guard_v1",
      override_mode: "force_off",
      rollout_type: "global",
      department_ids: [],
      note: "bootstrap default: force_off",
    });
  });

  it("preserves finance-maintained account mappings during repeated init", async () => {
    const upsert = vi.fn().mockResolvedValue({});

    await seedExpenseTypes({ expenseType: { upsert } });

    for (const call of upsert.mock.calls) {
      expect(call[0].update).not.toHaveProperty("account_code_default");
      expect(call[0].create).toEqual(expect.objectContaining({ account_code_default: null }));
    }
  });
});

describe("small-team default reimbursement approval rules", () => {
  it("uses finance for every owner fallback and finance review node", () => {
    expect(DEFAULT_APPROVAL_RULES).toEqual([
      expect.objectContaining({
        name: "小额",
        level1_role: "manager",
        level2_role: "finance",
        level3_role: null,
        owner_self_fallback_role: "finance",
      }),
      expect.objectContaining({
        name: "中额",
        level1_role: "manager",
        level2_role: "finance",
        level3_role: null,
        owner_self_fallback_role: "finance",
      }),
      expect.objectContaining({
        name: "大额",
        level1_role: "manager",
        level2_role: "ceo",
        level3_role: "finance",
        owner_self_fallback_role: "finance",
      }),
    ]);
  });

  it("preserves existing production approval rules instead of replacing them", async () => {
    const approvalRule = {
      count: vi.fn().mockResolvedValue(3),
      createMany: vi.fn(),
      deleteMany: vi.fn(),
    };

    await expect(seedApprovalRules({ approvalRule })).resolves.toEqual({
      created: 0,
      preserved: 3,
    });
    expect(approvalRule.createMany).not.toHaveBeenCalled();
    expect(approvalRule.deleteMany).not.toHaveBeenCalled();
  });

  it("creates the three defaults only for an empty approval-rule table", async () => {
    const approvalRule = {
      count: vi.fn().mockResolvedValue(0),
      createMany: vi.fn().mockResolvedValue({ count: 3 }),
    };

    await expect(seedApprovalRules({ approvalRule })).resolves.toEqual({
      created: 3,
      preserved: 0,
    });
    expect(approvalRule.createMany).toHaveBeenCalledWith({
      data: DEFAULT_APPROVAL_RULES.map((item) => ({
        ...item,
        enabled: true,
        created_by: null,
        updated_by: null,
      })),
    });
  });
});

describe("trialrun payment batch baseline", () => {
  it("creates payment_batch_v1 as globally enabled", () => {
    expect(DEFAULT_FEATURE_FLAGS).toContainEqual({
      flag_key: "payment_batch_v1",
      override_mode: "force_on",
      rollout_type: "global",
      department_ids: [],
      note: "bootstrap default: force_on",
    });
  });

  it("preserves an existing payment flag instead of overwriting it", async () => {
    const create = vi.fn(async ({ data }) => {
      if (data.flag_key === "payment_batch_v1") {
        throw Object.assign(new Error("unique conflict"), { code: "P2002" });
      }
      return data;
    });
    const prisma = { featureFlag: { create } };

    await expect(seedFeatureFlags(prisma)).resolves.toBeUndefined();
    expect(create).toHaveBeenCalledWith({
      data: expect.objectContaining({
        flag_key: "payment_batch_v1",
        override_mode: "force_on",
      }),
    });
    expect(prisma.featureFlag.update).toBeUndefined();
    expect(prisma.featureFlag.upsert).toBeUndefined();
  });
});