package contract

import (
	"time"

	"apskel-pos-be/internal/entities"

	"github.com/google/uuid"
)

// ---- Request contracts ----

type SendNotificationRequest struct {
	Title          string                        `json:"title" validate:"required,min=1,max=255"`
	Body           string                        `json:"body" validate:"required"`
	Type           string                        `json:"type,omitempty" validate:"omitempty,max=100"`
	Category       string                        `json:"category,omitempty" validate:"omitempty,max=100"`
	Priority       entities.NotificationPriority `json:"priority,omitempty" validate:"omitempty,oneof=low normal high"`
	ImageURL       string                        `json:"image_url,omitempty" validate:"omitempty,max=512"`
	ActionURL      string                        `json:"action_url,omitempty" validate:"omitempty,max=512"`
	NotifiableType string                        `json:"notifiable_type,omitempty" validate:"omitempty,max=100"`
	NotifiableID   *uuid.UUID                    `json:"notifiable_id,omitempty"`
	Data           map[string]interface{}        `json:"data,omitempty"`
	ReceiverIDs    []uuid.UUID                   `json:"receiver_ids" validate:"required,min=1"`
	ScheduledAt    *time.Time                    `json:"scheduled_at,omitempty"`
	ExpiredAt      *time.Time                    `json:"expired_at,omitempty"`
}

type BroadcastNotificationRequest struct {
	Title          string                        `json:"title" validate:"required,min=1,max=255"`
	Body           string                        `json:"body" validate:"required"`
	Type           string                        `json:"type,omitempty" validate:"omitempty,max=100"`
	Category       string                        `json:"category,omitempty" validate:"omitempty,max=100"`
	Priority       entities.NotificationPriority `json:"priority,omitempty" validate:"omitempty,oneof=low normal high"`
	ImageURL       string                        `json:"image_url,omitempty" validate:"omitempty,max=512"`
	ActionURL      string                        `json:"action_url,omitempty" validate:"omitempty,max=512"`
	NotifiableType string                        `json:"notifiable_type,omitempty" validate:"omitempty,max=100"`
	NotifiableID   *uuid.UUID                    `json:"notifiable_id,omitempty"`
	Data           map[string]interface{}        `json:"data,omitempty"`
	ScheduledAt    *time.Time                    `json:"scheduled_at,omitempty"`
	ExpiredAt      *time.Time                    `json:"expired_at,omitempty"`
}

type ListNotificationsRequest struct {
	Page   int   `form:"page" validate:"min=1"`
	Limit  int   `form:"limit" validate:"min=1,max=100"`
	IsRead *bool `form:"is_read"`
}

// ---- Response contracts ----

type NotificationResponse struct {
	ID             uuid.UUID                     `json:"id"`
	Title          string                        `json:"title"`
	Body           string                        `json:"body"`
	Type           string                        `json:"type"`
	Category       string                        `json:"category"`
	Priority       entities.NotificationPriority `json:"priority"`
	ImageURL       string                        `json:"image_url"`
	ActionURL      string                        `json:"action_url"`
	NotifiableType string                        `json:"notifiable_type"`
	NotifiableID   *uuid.UUID                    `json:"notifiable_id"`
	Data           map[string]interface{}        `json:"data"`
	ScheduledAt    *time.Time                    `json:"scheduled_at"`
	SentAt         *time.Time                    `json:"sent_at"`
	ExpiredAt      *time.Time                    `json:"expired_at"`
	CreatedBy      *uuid.UUID                    `json:"created_by"`
	CreatedAt      time.Time                     `json:"created_at"`
	UpdatedAt      time.Time                     `json:"updated_at"`
}

type NotificationReceiverResponse struct {
	ID             uuid.UUID             `json:"id"`
	NotificationID uuid.UUID             `json:"notification_id"`
	UserID         uuid.UUID             `json:"user_id"`
	IsRead         bool                  `json:"is_read"`
	ReadAt         *time.Time            `json:"read_at"`
	IsDeleted      bool                  `json:"is_deleted"`
	DeletedAt      *time.Time            `json:"deleted_at"`
	CreatedAt      time.Time             `json:"created_at"`
	UpdatedAt      time.Time             `json:"updated_at"`
	Notification   *NotificationResponse `json:"notification,omitempty"`
}

type ListNotificationsResponse struct {
	Notifications []*NotificationReceiverResponse `json:"notifications"`
	TotalCount    int64                           `json:"total_count"`
	UnreadCount   int64                           `json:"unread_count"`
	Page          int                             `json:"page"`
	Limit         int                             `json:"limit"`
	TotalPages    int                             `json:"total_pages"`
}