import { z } from "zod";

// Create Appointment Schema
export const createAppointmentSchema = z.object({
  first_name: z.string().min(1, "First name is required"),
  last_name: z.string().min(1, "Last name is required"),
  email: z.string().email("Invalid email address"),
  preferred_dates: z
    .array(z.string().regex(/^\d{4}-\d{2}-\d{2}$/, "Date must be in YYYY-MM-DD format"))
    .min(1, "At least one preferred date is required"),
  preferred_time_slots: z
    .array(z.enum(["morning", "afternoon", "evening"]))
    .min(1, "At least one preferred time slot is required"),
  phone: z.string().optional(),
  reason: z.string().optional(),
});

export type CreateAppointmentInput = z.infer<typeof createAppointmentSchema>;

// Schedule Appointment Schema (Admin only)
export const scheduleAppointmentSchema = z.object({
  scheduled_datetime: z.string().datetime("Invalid datetime format"),
  scheduled_duration: z.number().int().positive().optional(),
});

export type ScheduleAppointmentInput = z.infer<typeof scheduleAppointmentSchema>;

// Reject Appointment Schema (Admin only)
export const rejectAppointmentSchema = z.object({
  rejection_reason: z.string().optional(),
});

export type RejectAppointmentInput = z.infer<typeof rejectAppointmentSchema>;

// Update Admin Availability Schema
export const updateAvailabilitySchema = z.object({
  available_days: z
    .array(z.number().int().min(0).max(6))
    .min(1, "At least one day must be selected"),
});

export type UpdateAvailabilityInput = z.infer<typeof updateAvailabilitySchema>;