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// Copyright 2017 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package model
import (
"errors"
"time"
)
// User represents a user in the system.
type User struct {
ID int64 `json:"id"`
Username string `json:"username"`
Password string `json:"password,omitempty"`
IsAdmin bool `json:"is_admin"`
Theme string `json:"theme"`
Language string `json:"language"`
Timezone string `json:"timezone"`
EntryDirection string `json:"entry_sorting_direction"`
LastLoginAt *time.Time `json:"last_login_at,omitempty"`
Extra map[string]string `json:"extra"`
}
// NewUser returns a new User.
func NewUser() *User {
return &User{Extra: make(map[string]string)}
}
// ValidateUserCreation validates new user.
func (u User) ValidateUserCreation() error {
if err := u.ValidateUserLogin(); err != nil {
return err
}
return u.ValidatePassword()
}
// ValidateUserModification validates user modification payload.
func (u User) ValidateUserModification() error {
if u.Theme != "" {
return ValidateTheme(u.Theme)
}
if u.Password != "" {
return u.ValidatePassword()
}
return nil
}
// ValidateUserLogin validates user credential requirements.
func (u User) ValidateUserLogin() error {
if u.Username == "" {
return errors.New("The username is mandatory")
}
if u.Password == "" {
return errors.New("The password is mandatory")
}
return nil
}
// ValidatePassword validates user password requirements.
func (u User) ValidatePassword() error {
if u.Password != "" && len(u.Password) < 6 {
return errors.New("The password must have at least 6 characters")
}
return nil
}
// Merge update the current user with another user.
func (u *User) Merge(override *User) {
if override.Username != "" && u.Username != override.Username {
u.Username = override.Username
}
if override.Password != "" && u.Password != override.Password {
u.Password = override.Password
}
if u.IsAdmin != override.IsAdmin {
u.IsAdmin = override.IsAdmin
}
if override.Theme != "" && u.Theme != override.Theme {
u.Theme = override.Theme
}
if override.Language != "" && u.Language != override.Language {
u.Language = override.Language
}
if override.Timezone != "" && u.Timezone != override.Timezone {
u.Timezone = override.Timezone
}
}
// Users represents a list of users.
type Users []*User
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