package announcement

import "gorm.io/gorm"

type Repository struct {
	db *gorm.DB
}

func NewRepository(db *gorm.DB) *Repository {
	return &Repository{db: db}
}

func (r *Repository) FindAll() ([]Announcement, error) {
	var list []Announcement
	err := r.db.Order("created_at desc").Find(&list).Error
	return list, err
}

func (r *Repository) FindByID(id uint) (*Announcement, error) {
	var a Announcement
	if err := r.db.First(&a, id).Error; err != nil {
		return nil, err
	}
	return &a, nil
}

func (r *Repository) Create(a *Announcement) error {
	return r.db.Create(a).Error
}

func (r *Repository) Save(a *Announcement) error {
	return r.db.Save(a).Error
}

func (r *Repository) Delete(id uint) error {
	return r.db.Delete(&Announcement{}, id).Error
}