package models

import "context"

type Item struct {
	ID          string `json:"id" db:"item_id"`
	UserID      string `json:"-" db:"user_id"`
	GroupID     string `json:"groupId" db:"group_id"`
	GroupWeight int    `json:"groupWeight" db:"group_weight"`
	Icon        string `json:"icon" db:"icon"`
	Name        string `json:"name" db:"name"`
	Description string `json:"description" db:"description"`
}

func (item *Item) Update(update ItemUpdate) {
	if update.GroupWeight != nil {
		item.GroupWeight = *update.GroupWeight
	}
	if update.Name != nil {
		item.Name = *update.Name
	}
	if update.Description != nil {
		item.Description = *update.Description
	}
}

type ItemUpdate struct {
	GroupWeight *int    `json:"groupWeight"`
	Name        *string `json:"name"`
	Description *string `json:"description"`
}

type ItemResult struct {
	Item
	Group *Group `json:"group"`
}

type ItemFilter struct {
	UserID   string
	IDs      []string
	GroupIDs []string
}

type ItemRepository interface {
	Find(ctx context.Context, id string) (*Item, error)
	List(ctx context.Context, filter ItemFilter) ([]*Item, error)
	Insert(ctx context.Context, item Item) error
	Update(ctx context.Context, item Item) error
	Delete(ctx context.Context, item Item) error
}