Chore: project init

internal/announcement/repository.go

@@ -0,0 +1,35 @@
+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 string) (*Announcement, error) {
+	var a Announcement
+	err := r.db.First(&a, id).Error
+	return &a, err
+}
+
+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 string) error {
+	return r.db.Delete(&Announcement{}, id).Error
+}