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db_user.go
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/
db_user.go
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package server
import (
"time"
uuid "github.com/satori/go.uuid"
"golang.org/x/crypto/bcrypt"
)
// UserModel .
type UserModel struct {
ID string `json:"id"`
Email string `json:"email"`
Created time.Time `json:"created"`
Modified time.Time `json:"modified"`
}
// CreateUser .
func CreateUser(email, passord string) error {
passordBytes, err := bcrypt.GenerateFromPassword([]byte(passord), bcrypt.DefaultCost)
if err != nil {
return err
}
_, err = conn.Exec("INSERT INTO users (id, email, password) VALUES ($1, $2, $3);", uuid.NewV4().String(), email, string(passordBytes))
return err
}
// AuthUser .
func AuthUser(email, password string) (*UserModel, error) {
rows, err := conn.Query("SELECT id, password FROM users WHERE email = $1 LIMIT 1", email)
if err != nil {
return nil, err
}
defer rows.Close()
if !rows.Next() {
return nil, ErrUserNotFound
}
var passwordBytes []byte
var id string
if err := rows.Scan(&id, &passwordBytes); err != nil {
return nil, err
}
if err := bcrypt.CompareHashAndPassword(passwordBytes, []byte(password)); err != nil {
return nil, err
}
return &UserModel{ID: id, Email: email}, nil
}
// GetUserByID .
func GetUserByID(id string) (*UserModel, error) {
rows, err := conn.Query("SELECT id, email FROM users WHERE id = $1 LIMIT 1", id)
if err != nil {
return nil, err
}
defer rows.Close()
if !rows.Next() {
return nil, ErrUserNotFound
}
u := &UserModel{}
err = rows.Scan(&u.ID, &u.Email)
if err != nil {
return nil, err
}
return u, nil
}