Added repositories

internal/infrastructure/db/repo/user_repo.go

@@ -0,0 +1,94 @@
+package repo
+
+import (
+	"58team_blog/internal/domain/entities"
+	"58team_blog/internal/infrastructure/db"
+
+	"github.com/google/uuid"
+	"github.com/jmoiron/sqlx"
+)
+
+type UserRepository struct {
+	conn *db.Database
+}
+
+func CreateUserRepository(conn *db.Database) UserRepository {
+	return UserRepository{
+		conn: conn,
+	}
+}
+
+func (r *UserRepository) Create(entity *entities.User) (*entities.User, error) {
+	query := "INSERT INTO " + entities.UserTable + "(id, username, password) VALUES (:id, :username, :password)"
+	_, err := r.conn.Conn.NamedExec(query, entity)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return entity, nil
+}
+
+func (r *UserRepository) FindById(id uuid.UUID) (*entities.User, error) {
+	var entity *entities.User
+
+	query := "SELECT * FROM " + entities.UserTable + " WHERE id=?"
+	query, arg, err := sqlx.In(query, id)
+	if err != nil {
+		return nil, err
+	}
+
+	query = r.conn.Conn.Rebind(query)
+	err = r.conn.Conn.Get(entity, query, arg...)
+
+	return entity, err
+}
+
+func (r *UserRepository) FindByName(username string) (*entities.User, error) {
+	var entity *entities.User
+
+	query := "SELECT * FROM " + entities.UserTable + " WHERE username=?"
+	query, arg, err := sqlx.In(query, username)
+	if err != nil {
+		return nil, err
+	}
+
+	query = r.conn.Conn.Rebind(query)
+	err = r.conn.Conn.Get(entity, query, arg...)
+
+	return entity, err
+}
+
+func (r *UserRepository) GetAll() ([]*entities.User, error) {
+	var entity_list []*entities.User
+
+	query := "SELECT * FROM " + entities.UserTable
+	err := r.conn.Conn.Select(entity_list, query)
+	if err != nil {
+		return nil, err
+	}
+
+	return entity_list, nil
+}
+
+func (r *UserRepository) Update(user *entities.User) error {
+	query := "UPDATE " + entities.UserTable + " SET username=:username, password=:password WHERE id=:id"
+
+	_, err := r.conn.Conn.NamedExec(query, user)
+
+	return err
+}
+
+func (r *UserRepository) Delete(id uuid.UUID) error {
+	query := "DELETE FROM " + entities.UserTable + " WHERE id=?"
+
+	query, arg, err := sqlx.In(query, id)
+	if err != nil {
+		return err
+	}
+
+	query = r.conn.Conn.Rebind(query)
+	_, err = r.conn.Conn.Exec(query, arg...)
+
+	return err
+}