budgit/internal/repository/user.go
2026-01-04 19:24:01 -05:00

98 lines
2.2 KiB
Go

package repository
import (
"database/sql"
"errors"
"strings"
"git.juancwu.dev/juancwu/budgit/internal/model"
"github.com/jmoiron/sqlx"
)
var (
ErrUserNotFound = errors.New("user not found")
ErrDuplicateEmail = errors.New("email already exists")
)
type UserRepository interface {
Create(user *model.User) (string, error)
ByID(id string) (*model.User, error)
ByEmail(email string) (*model.User, error)
Update(user *model.User) error
Delete(id string) error
}
type userRepository struct {
db *sqlx.DB
}
func NewUserRepository(db *sqlx.DB) UserRepository {
return &userRepository{db: db}
}
func (r *userRepository) Create(user *model.User) (string, error) {
query := `INSERT INTO users (id, email, password_hash, email_verified_at, created_at) VALUES ($1, $2, $3, $4, $5);`
_, err := r.db.Exec(query, user.ID, user.Email, user.PasswordHash, user.EmailVerifiedAt, user.CreatedAt)
if err != nil {
errStr := err.Error()
if strings.Contains(errStr, "UNIQUE constraint failed") || strings.Contains(errStr, "duplicate key value") {
return "", ErrDuplicateEmail
}
return "", err
}
return user.ID, nil
}
func (r *userRepository) ByID(id string) (*model.User, error) {
user := &model.User{}
query := `SELECT * FROM users WHERE id = $1;`
err := r.db.Get(user, query, id)
if err == sql.ErrNoRows {
return nil, ErrUserNotFound
}
return user, err
}
func (r *userRepository) ByEmail(email string) (*model.User, error) {
var user model.User
query := `SELECT * FROM users WHERE email = $1;`
err := r.db.Get(&user, query, email)
if err == sql.ErrNoRows {
return nil, ErrUserNotFound
}
return &user, err
}
func (r *userRepository) Update(user *model.User) error {
query := `UPDATE users SET email = $1, password_hash = $2, pending_email = $3, email_verified_at = $4 WHERE id = $5;`
_, err := r.db.Exec(query, user.Email, user.PasswordHash, user.PendingEmail, user.EmailVerifiedAt, user.ID)
return err
}
func (r *userRepository) Delete(id string) error {
query := `DELETE FROM users WHERE id = $1;`
result, err := r.db.Exec(query, id)
if err != nil {
return err
}
rows, err := result.RowsAffected()
if err != nil {
return err
}
if rows == 0 {
return ErrUserNotFound
}
return nil
}