/**
 * Smoke Tests for Package Display Functionality
 *
 * Simple tests that verify core functionality works
 * without complex mocking or external dependencies
 */

describe("Package Display - Smoke Tests", () => {
  describe("Package Tier Mapping", () => {
    it("should have all 5 package tiers defined", () => {
      const validTiers = ["tier1", "tier2", "tier3", "tier4", "tier5"];

      expect(validTiers).toHaveLength(5);
      expect(validTiers).toContain("tier1");
      expect(validTiers).toContain("tier2");
      expect(validTiers).toContain("tier3");
      expect(validTiers).toContain("tier4");
      expect(validTiers).toContain("tier5");
    });

    it("should map tier IDs to package names", () => {
      const tierNames = {
        tier1: { en: "Starter", ar: "المبتدئ" },
        tier2: { en: "Professional", ar: "المحترف" },
        tier3: { en: "Business", ar: "الأعمال" },
        tier4: { en: "Enterprise", ar: "المؤسسات" },
        tier5: { en: "Ultimate", ar: "المتكاملة" },
      };

      // Verify all tiers have English names
      Object.values(tierNames).forEach((tier) => {
        expect(tier.en).toBeTruthy();
        expect(tier.en.length).toBeGreaterThan(0);
      });

      // Verify all tiers have Arabic names
      Object.values(tierNames).forEach((tier) => {
        expect(tier.ar).toBeTruthy();
        expect(tier.ar.length).toBeGreaterThan(0);
      });
    });

    it("should recognize valid vs invalid tier IDs", () => {
      const validTiers = ["tier1", "tier2", "tier3", "tier4", "tier5"];
      const invalidTiers = ["tier0", "tier6", "premium", "basic", ""];

      validTiers.forEach((tier) => {
        expect(validTiers).toContain(tier);
      });

      invalidTiers.forEach((tier) => {
        expect(validTiers).not.toContain(tier);
      });
    });
  });

  describe("Package Status States", () => {
    it("should define three distinct package states", () => {
      const packageStates = {
        none: "none",
        selected_pending_payment: "selected_pending_payment",
        active: "active",
      };

      expect(packageStates.none).toBe("none");
      expect(packageStates.selected_pending_payment).toBe(
        "selected_pending_payment",
      );
      expect(packageStates.active).toBe("active");
    });

    it("should have appropriate flags for each state", () => {
      // State: none
      const noneState = {
        packageStatus: "none",
        needsPackageSelection: true,
        needsPayment: undefined,
      };

      expect(noneState.needsPackageSelection).toBe(true);
      expect(noneState.needsPayment).toBeUndefined();

      // State: selected_pending_payment (THE FIX!)
      const pendingState = {
        packageStatus: "selected_pending_payment",
        needsPayment: true,
        needsPackageSelection: undefined,
      };

      expect(pendingState.needsPayment).toBe(true);
      expect(pendingState.needsPackageSelection).toBeUndefined();

      // State: active
      const activeState = {
        packageStatus: "active",
        needsPayment: undefined,
        needsPackageSelection: undefined,
      };

      expect(activeState.needsPayment).toBeUndefined();
      expect(activeState.needsPackageSelection).toBeUndefined();
    });
  });

  describe("Field Name Mapping", () => {
    it("should convert camelCase to snake_case correctly", () => {
      const camelCaseToSnakeCase = (str: string) => {
        return str.replace(/[A-Z]/g, (letter) => `_${letter.toLowerCase()}`);
      };

      expect(camelCaseToSnakeCase("selectedPackage")).toBe("selected_package");
      expect(camelCaseToSnakeCase("emailVerified")).toBe("email_verified");
      expect(camelCaseToSnakeCase("createdAt")).toBe("created_at");
      expect(camelCaseToSnakeCase("updatedAt")).toBe("updated_at");
      expect(camelCaseToSnakeCase("stripeCustomerId")).toBe(
        "stripe_customer_id",
      );
    });

    it("should have consistent field names between Prisma and Supabase", () => {
      const fieldMappings = {
        selectedPackage: "selected_package",
        emailVerified: "email_verified",
        createdAt: "created_at",
        updatedAt: "updated_at",
      };

      Object.entries(fieldMappings).forEach(([prismaField, supabaseField]) => {
        expect(prismaField).toBeTruthy();
        expect(supabaseField).toBeTruthy();
        expect(supabaseField).toContain("_");
      });
    });
  });

  describe("API Response Structure", () => {
    it("should have required fields in package status response", () => {
      const mockResponse = {
        user: {
          id: "user123",
          email: "test@example.com",
          name: "Test User",
          companyName: null,
        },
        packageStatus: "selected_pending_payment",
        selectedPackage: "tier2",
        needsPayment: true,
        packageName: {
          en: "Professional",
          ar: "المحترف",
        },
      };

      // Verify structure
      expect(mockResponse).toHaveProperty("user");
      expect(mockResponse).toHaveProperty("packageStatus");
      expect(mockResponse).toHaveProperty("selectedPackage");
      expect(mockResponse).toHaveProperty("needsPayment");
      expect(mockResponse).toHaveProperty("packageName");

      // Verify user object
      expect(mockResponse.user).toHaveProperty("id");
      expect(mockResponse.user).toHaveProperty("email");
      expect(mockResponse.user).toHaveProperty("name");

      // Verify package name object
      expect(mockResponse.packageName).toHaveProperty("en");
      expect(mockResponse.packageName).toHaveProperty("ar");
    });
  });

  describe("Currency Support", () => {
    it("should support all GCC currencies", () => {
      const supportedCurrencies = [
        "QAR",
        "AED",
        "SAR",
        "KWD",
        "BHD",
        "OMR",
        "USD",
        "EUR",
        "GBP",
      ];

      expect(supportedCurrencies).toHaveLength(9);
      expect(supportedCurrencies).toContain("QAR"); // Qatar
      expect(supportedCurrencies).toContain("AED"); // UAE
      expect(supportedCurrencies).toContain("SAR"); // Saudi Arabia
      expect(supportedCurrencies).toContain("KWD"); // Kuwait
      expect(supportedCurrencies).toContain("BHD"); // Bahrain
      expect(supportedCurrencies).toContain("OMR"); // Oman
    });
  });

  describe("Billing Period Support", () => {
    it("should support monthly and yearly billing", () => {
      const billingPeriods = ["monthly", "yearly"];

      expect(billingPeriods).toHaveLength(2);
      expect(billingPeriods).toContain("monthly");
      expect(billingPeriods).toContain("yearly");
    });

    it("should calculate yearly discount correctly", () => {
      const monthlyPrice = 1000;
      const yearlyDiscount = 0.07; // 7% discount
      const yearlyPrice = monthlyPrice * 12 * (1 - yearlyDiscount);

      expect(yearlyPrice).toBe(11160); // 12 months * 93% of monthly price
      expect(yearlyPrice).toBeLessThan(monthlyPrice * 12); // Yearly should be cheaper
      expect(yearlyPrice / 12).toBeCloseTo(930, 0); // Monthly equivalent
    });
  });

  describe("URL Parameter Handling", () => {
    it("should extract package from URL parameters", () => {
      const url =
        "http://localhost:9000/en/signup?plan=tier2&currency=QAR&period=monthly";
      const urlParams = new URLSearchParams(url.split("?")[1]);

      expect(urlParams.get("plan")).toBe("tier2");
      expect(urlParams.get("currency")).toBe("QAR");
      expect(urlParams.get("period")).toBe("monthly");
    });

    it("should handle missing URL parameters gracefully", () => {
      const url = "http://localhost:9000/en/signup";
      const urlParams = new URLSearchParams(url.split("?")[1]);

      const plan = urlParams.get("plan") || "tier2"; // Default
      const currency = urlParams.get("currency") || "QAR"; // Default
      const period = urlParams.get("period") || "monthly"; // Default

      expect(plan).toBe("tier2");
      expect(currency).toBe("QAR");
      expect(period).toBe("monthly");
    });
  });

  describe("LocalStorage Data Structure", () => {
    it("should have correct signup data structure", () => {
      const signupData = {
        email: "test@example.com",
        fullName: "Test User",
        plan: {
          tierId: "tier2",
          stripePriceId: "",
          billingPeriod: "monthly" as const,
          currency: "QAR",
        },
        createdAt: new Date().toISOString(),
        verified: false,
      };

      expect(signupData).toHaveProperty("email");
      expect(signupData).toHaveProperty("fullName");
      expect(signupData).toHaveProperty("plan");
      expect(signupData.plan).toHaveProperty("tierId");
      expect(signupData.plan).toHaveProperty("billingPeriod");
      expect(signupData.plan).toHaveProperty("currency");
    });
  });

  describe("Database Query Patterns", () => {
    it("should include selectedPackage in user selection query", () => {
      // Simulate the query structure that should be used
      const querySelect = {
        id: true,
        email: true,
        name: true,
        companyName: true,
        selectedPackage: true, // ← CRITICAL: Must be included!
        goals: true,
        subscriptions: true,
      };

      expect(querySelect.selectedPackage).toBe(true);
      expect(querySelect).toHaveProperty("selectedPackage");
    });

    it("should query for active subscriptions correctly", () => {
      const subscriptionWhere = {
        status: {
          in: ["active", "trialing", "past_due"],
        },
      };

      expect(subscriptionWhere.status.in).toContain("active");
      expect(subscriptionWhere.status.in).toContain("trialing");
      expect(subscriptionWhere.status.in).toContain("past_due");
      expect(subscriptionWhere.status.in).not.toContain("canceled");
    });
  });

  describe("Conditional UI Logic", () => {
    it("should determine UI state based on data", () => {
      // Scenario 1: User has active subscription
      const scenario1 = {
        subscriptions: [{ status: "active" }],
        needsPayment: false,
      };
      const shouldShowActive1 =
        scenario1.subscriptions.length > 0 && !scenario1.needsPayment;
      expect(shouldShowActive1).toBe(true);

      // Scenario 2: User has selected package but no payment (THE FIX!)
      const scenario2 = {
        subscriptions: [],
        selectedPackage: "tier2",
        needsPayment: true,
      };
      const shouldShowPending2 =
        scenario2.subscriptions.length === 0 && scenario2.needsPayment;
      expect(shouldShowPending2).toBe(true);

      // Scenario 3: User has no package
      const scenario3 = {
        subscriptions: [],
        selectedPackage: null,
        needsPayment: false,
      };
      const shouldShowSelector3 =
        scenario3.subscriptions.length === 0 && !scenario3.selectedPackage;
      expect(shouldShowSelector3).toBe(true);
    });
  });
});
