import type { HttpContext } from '@adonisjs/core/http'
import NotificationService from '#services/notification_service'
import type { NotificationType } from '#models/notification'

export default class NotificationsController {
  /** GET /api/notifications?type=&isRead=&page=&perPage= */
  async index({ request }: HttpContext) {
    const page = Number(request.input('page', 1))
    const perPage = Number(request.input('perPage', 25))
    const type = request.input('type') as NotificationType | undefined

    // isRead: 'true' | 'false' | undefined (không lọc)
    const rawRead = request.input('isRead')
    const isRead = rawRead === undefined ? undefined : rawRead === 'true' || rawRead === true

    return NotificationService.list({ page, perPage, type, isRead })
  }

  /** GET /api/notifications/unread-count */
  async unreadCount() {
    return { count: await NotificationService.unreadCount() }
  }

  /** PATCH /api/notifications/:id/read */
  async markRead({ params }: HttpContext) {
    return NotificationService.markRead(Number(params.id))
  }

  /** PATCH /api/notifications/read-all?type= */
  async markAllRead({ request }: HttpContext) {
    const type = request.input('type') as NotificationType | undefined
    const updated = await NotificationService.markAllRead(type)
    return { updated }
  }

  /** DELETE /api/notifications/:id */
  async destroy({ params, response }: HttpContext) {
    await NotificationService.destroy(Number(params.id))
    return response.noContent()
  }
}