guestbook/internal/models/user.go

63 lines
1.3 KiB
Go

package models
import (
"database/sql"
"errors"
"github.com/google/uuid"
)
type User struct {
ID uuid.UUID
Username string
Email string
IsDeleted bool
}
type UserModel struct {
DB *sql.DB
}
func (m *UserModel) Insert(username string, email string) (uuid.UUID, error) {
id := uuid.New()
stmt := `INSERT INTO users (Id, Username, Email, IsDeleted)
VALUES (?, ?, ?, FALSE)`
_, err := m.DB.Exec(stmt, id, username, email)
if err != nil {
return uuid.UUID{}, err
}
return id, nil
}
func (m *UserModel) Get(id uuid.UUID) (User, error) {
stmt := `SELECT Id, Username, Email, IsDeleted FROM users WHERE id = ?`
row := m.DB.QueryRow(stmt, id)
var u User
err := row.Scan(&u.ID, &u.Username, &u.Email, &u.IsDeleted)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
return User{}, ErrNoRecord
}
return User{}, err
}
return u, nil
}
func (m *UserModel) GetAll() ([]User, error) {
stmt := `SELECT Id, Username, Email, IsDeleted FROM users`
rows, err := m.DB.Query(stmt)
var users []User
for rows.Next() {
var u User
err = rows.Scan(&u.ID, &u.Username, &u.Email, &u.IsDeleted)
if err != nil {
return nil, err
}
users = append(users, u)
}
if err = rows.Err(); err != nil {
return nil, err
}
return users, nil
}