/**
 * Unit Tests for Interview Booking Validator
 *
 * Tests date validation, time validation, timezone validation, and notes sanitization
 */

import { interviewBookingValidator } from "@/lib/validators/interview-booking.validator";

describe("Interview Booking Validator", () => {
  describe("validateBookingDate", () => {
    it.skip("should accept valid future date within 14 days", () => {
      const futureDate = new Date();
      futureDate.setDate(futureDate.getDate() + 7);
      const dateString = futureDate.toISOString().split("T")[0];

      const result = interviewBookingValidator.validateBookingDate(dateString);

      expect(result.valid).toBe(true);
      expect(result.error).toBeUndefined();
    });

    it.skip("should reject past dates", () => {
      const pastDate = new Date("2024-01-01");
      const dateString = pastDate.toISOString().split("T")[0];

      const result = interviewBookingValidator.validateBookingDate(dateString);

      expect(result.valid).toBe(false);
      expect(result.error).toContain("future date");
    });

    it.skip("should reject today date", () => {
      const today = new Date().toISOString().split("T")[0];

      const result = interviewBookingValidator.validateBookingDate(today);

      expect(result.valid).toBe(false);
      expect(result.error).toContain("at least 1 day");
    });

    it.skip("should reject dates beyond 14 days", () => {
      const farFuture = new Date();
      farFuture.setDate(farFuture.getDate() + 20);
      const dateString = farFuture.toISOString().split("T")[0];

      const result = interviewBookingValidator.validateBookingDate(dateString);

      expect(result.valid).toBe(false);
      expect(result.error).toContain("within 14 days");
    });

    it.skip("should reject weekend dates (Saturday)", () => {
      // Find next Saturday
      const nextSaturday = new Date();
      nextSaturday.setDate(
        nextSaturday.getDate() + ((6 - nextSaturday.getDay() + 7) % 7 || 7),
      );
      const dateString = nextSaturday.toISOString().split("T")[0];

      const result = interviewBookingValidator.validateBookingDate(dateString);

      expect(result.valid).toBe(false);
      expect(result.error).toContain("weekend");
    });

    it.skip("should reject weekend dates (Sunday)", () => {
      // Find next Sunday
      const nextSunday = new Date();
      nextSunday.setDate(
        nextSunday.getDate() + ((7 - nextSunday.getDay()) % 7 || 7),
      );
      const dateString = nextSunday.toISOString().split("T")[0];

      const result = interviewBookingValidator.validateBookingDate(dateString);

      expect(result.valid).toBe(false);
      expect(result.error).toContain("weekend");
    });

    it.skip("should reject invalid date format", () => {
      const result =
        interviewBookingValidator.validateBookingDate("invalid-date");

      expect(result.valid).toBe(false);
      expect(result.error).toContain("Invalid date format");
    });
  });

  describe("validateBookingTime", () => {
    it.skip("should accept valid business hours (9:00 AM - 5:00 PM)", () => {
      const validTimes = ["09:00", "10:00", "12:00", "14:30", "16:30"];

      validTimes.forEach((time) => {
        const result = interviewBookingValidator.validateBookingTime(time);
        expect(result.valid).toBe(true);
      });
    });

    it.skip("should reject times before 9:00 AM", () => {
      const result = interviewBookingValidator.validateBookingTime("08:00");

      expect(result.valid).toBe(false);
      expect(result.error).toContain("business hours");
    });

    it.skip("should reject times after 5:00 PM", () => {
      const result = interviewBookingValidator.validateBookingTime("17:00");

      expect(result.valid).toBe(false);
      expect(result.error).toContain("business hours");
    });

    it.skip("should reject invalid 30-minute intervals", () => {
      const invalidTimes = ["09:15", "10:45", "14:20"];

      invalidTimes.forEach((time) => {
        const result = interviewBookingValidator.validateBookingTime(time);
        expect(result.valid).toBe(false);
        expect(result.error).toContain("30-minute intervals");
      });
    });

    it.skip("should accept valid 30-minute intervals", () => {
      const validTimes = ["09:00", "09:30", "10:00", "10:30", "16:00", "16:30"];

      validTimes.forEach((time) => {
        const result = interviewBookingValidator.validateBookingTime(time);
        expect(result.valid).toBe(true);
      });
    });

    it.skip("should reject invalid time format", () => {
      const invalidFormats = ["9:00", "25:00", "invalid", "12:60"];

      invalidFormats.forEach((format) => {
        const result = interviewBookingValidator.validateBookingTime(format);
        expect(result.valid).toBe(false);
        expect(result.error).toContain("Invalid time format");
      });
    });
  });

  describe("validateTimezone", () => {
    it.skip("should accept valid IANA timezones", () => {
      const validTimezones = [
        "Asia/Qatar",
        "Asia/Dubai",
        "Asia/Riyadh",
        "Europe/London",
        "America/New_York",
        "UTC",
      ];

      validTimezones.forEach((tz) => {
        const result = interviewBookingValidator.validateTimezone(tz);
        expect(result.valid).toBe(true);
      });
    });

    it.skip("should reject invalid timezones", () => {
      const invalidTimezones = [
        "Invalid/Timezone",
        "EST",
        "PST",
        "",
        "Asia/InvalidCity",
      ];

      invalidTimezones.forEach((tz) => {
        const result = interviewBookingValidator.validateTimezone(tz);
        expect(result.valid).toBe(false);
        expect(result.error).toContain("Invalid timezone");
      });
    });

    it.skip("should default to Asia/Qatar if not provided", () => {
      const result = interviewBookingValidator.validateTimezone(undefined);

      expect(result.valid).toBe(true);
      expect(result.timezone).toBe("Asia/Qatar");
    });
  });

  describe("validateNotes", () => {
    it.skip("should accept valid notes", () => {
      const validNotes = "Prefer morning slot. Available all week.";

      const result = interviewBookingValidator.validateNotes(validNotes);

      expect(result.valid).toBe(true);
      expect(result.sanitized).toBe(validNotes);
    });

    it.skip("should truncate notes exceeding 500 characters", () => {
      const longNotes = "a".repeat(600);

      const result = interviewBookingValidator.validateNotes(longNotes);

      expect(result.valid).toBe(true);
      expect(result.sanitized.length).toBe(500);
    });

    it.skip("should sanitize XSS attempts", () => {
      const xssNotes = '<script>alert("xss")</script>Normal text';

      const result = interviewBookingValidator.validateNotes(xssNotes);

      expect(result.valid).toBe(true);
      expect(result.sanitized).not.toContain("<script>");
      expect(result.sanitized).toContain("Normal text");
    });

    it.skip("should remove SQL injection attempts", () => {
      const sqlNotes = "'; DROP TABLE users; --";

      const result = interviewBookingValidator.validateNotes(sqlNotes);

      expect(result.valid).toBe(true);
      expect(result.sanitized).not.toContain("DROP TABLE");
    });

    it.skip("should accept empty notes", () => {
      const result = interviewBookingValidator.validateNotes("");

      expect(result.valid).toBe(true);
      expect(result.sanitized).toBe("");
    });

    it.skip("should trim whitespace", () => {
      const notes = "  Normal text with spaces  ";

      const result = interviewBookingValidator.validateNotes(notes);

      expect(result.valid).toBe(true);
      expect(result.sanitized).toBe("Normal text with spaces");
    });

    it.skip("should preserve line breaks", () => {
      const notes = "Line 1\nLine 2\nLine 3";

      const result = interviewBookingValidator.validateNotes(notes);

      expect(result.valid).toBe(true);
      expect(result.sanitized).toContain("\n");
    });
  });

  describe("validateCompleteBooking", () => {
    const validBooking = {
      preferredDate: new Date(Date.now() + 7 * 24 * 60 * 60 * 1000)
        .toISOString()
        .split("T")[0],
      preferredTime: "10:00",
      timezone: "Asia/Qatar",
      notes: "Prefer morning",
    };

    it.skip("should validate complete booking data", () => {
      const result =
        interviewBookingValidator.validateCompleteBooking(validBooking);

      expect(result.valid).toBe(true);
      expect(result.errors).toEqual({});
    });

    it.skip("should return all validation errors", () => {
      const invalidBooking = {
        preferredDate: "2024-01-01", // Past
        preferredTime: "25:00", // Invalid
        timezone: "Invalid/TZ",
        notes: "<script>xss</script>",
      };

      const result =
        interviewBookingValidator.validateCompleteBooking(invalidBooking);

      expect(result.valid).toBe(false);
      expect(result.errors.date).toBeDefined();
      expect(result.errors.time).toBeDefined();
      expect(result.errors.timezone).toBeDefined();
    });

    it.skip("should sanitize notes even if other fields invalid", () => {
      const bookingWithXSS = {
        ...validBooking,
        notes: '<script>alert("xss")</script>',
      };

      const result =
        interviewBookingValidator.validateCompleteBooking(bookingWithXSS);

      expect(result.sanitizedNotes).not.toContain("<script>");
    });
  });
});
