"use server";

import { revalidatePath } from "next/cache";
import { prisma } from "@/lib/db/prisma";
import * as BookingService from "@/services/scheduling/booking.service";
import { fail } from "@/services/scheduling/types";
import { cancelBookingSchema, createBookingSchema, rescheduleBookingSchema, updateBookingNotesSchema } from "../schemas";

export async function createBookingAction(input: unknown) {
  const parsed = createBookingSchema.safeParse(input);
  if (!parsed.success) return { success: false as const, validation: fail({ code: "INVALID_INPUT", message: parsed.error.message }) };

  const result = await BookingService.createBooking(prisma, {
    ...parsed.data,
    startAt: new Date(parsed.data.startAt),
  });
  if (result.success) revalidatePath("/dev/scheduling-test");
  return result;
}

export async function rescheduleBookingAction(input: unknown) {
  const parsed = rescheduleBookingSchema.safeParse(input);
  if (!parsed.success) return { success: false as const, validation: fail({ code: "INVALID_INPUT", message: parsed.error.message }) };

  const result = await BookingService.rescheduleBooking(prisma, {
    ...parsed.data,
    startAt: new Date(parsed.data.startAt),
  });
  if (result.success) revalidatePath("/dev/scheduling-test");
  return result;
}

export async function cancelBookingAction(input: unknown) {
  const parsed = cancelBookingSchema.safeParse(input);
  if (!parsed.success) return { success: false as const, validation: fail({ code: "INVALID_INPUT", message: parsed.error.message }) };

  const result = await BookingService.cancelBooking(prisma, parsed.data);
  if (result.success) revalidatePath("/dev/scheduling-test");
  return result;
}

/** "Update booking" — notes only. Time/staff changes go through reschedule (a distinct, re-validated workflow), not this. */
export async function updateBookingNotesAction(input: unknown) {
  const parsed = updateBookingNotesSchema.safeParse(input);
  if (!parsed.success) {
    return { success: false as const, validation: fail({ code: "INVALID_INPUT", message: parsed.error.message }) };
  }

  const appointment = await prisma.appointment.update({
    where: { id: parsed.data.appointmentId },
    data: { notes: parsed.data.notes },
    include: { services: { include: { service: true } }, staff: { include: { user: true } }, customer: true },
  });
  revalidatePath("/dev/scheduling-test");
  return { success: true as const, appointment };
}