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122 lines
2.7 KiB
122 lines
2.7 KiB
package Database
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import (
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"errors"
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"github.com/gofrs/uuid"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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// BeforeUpdate prevents updating the username or email if it has not changed
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// This stops a unique constraint error
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func (u *User) BeforeUpdate(tx *gorm.DB) (err error) {
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if !tx.Statement.Changed("Username") {
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tx.Statement.Omit("Username")
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}
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if !tx.Statement.Changed("Email") {
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tx.Statement.Omit("Email")
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}
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return nil
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}
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// User holds user data
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type User struct {
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Base
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Username string `gorm:"not null;unique" json:"username"`
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Password string `gorm:"not null" json:"password"`
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ConfirmPassword string `gorm:"-" json:"confirm_password"`
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Email string ` json:"email"`
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AsymmetricPrivateKey string `gorm:"not null" json:"asymmetric_private_key"` // Stored encrypted
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AsymmetricPublicKey string `gorm:"not null" json:"asymmetric_public_key"`
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SymmetricKey string `gorm:"not null" json:"symmetric_key"` // Stored encrypted
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AttachmentID *uuid.UUID ` json:"attachment_id"`
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Attachment Attachment ` json:"attachment"`
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MessageExpiryDefault MessageExpiry `gorm:"default:no_expiry" json:"-" sql:"type:ENUM('fifteen_min', 'thirty_min', 'one_hour', 'three_hour', 'six_hour', 'twelve_hour', 'one_day', 'three_day', 'no_expiry')"` // Stored encrypted
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}
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func GetUserById(id string) (User, error) {
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var (
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user User
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err error
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)
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err = DB.Preload(clause.Associations).
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First(&user, "id = ?", id).
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Error
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return user, err
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}
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func GetUserByUsername(username string) (User, error) {
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var (
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user User
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err error
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)
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err = DB.Preload(clause.Associations).
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First(&user, "username = ?", username).
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Error
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return user, err
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}
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func CheckUniqueUsername(username string) error {
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var (
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exists bool
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err error
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)
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err = DB.Model(User{}).
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Select("count(*) > 0").
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Where("username = ?", username).
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Find(&exists).
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Error
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if err != nil {
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return err
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}
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if exists {
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return errors.New("Invalid username")
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}
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return nil
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}
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func (user *User) CreateUser() error {
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var err error
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err = DB.Session(&gorm.Session{FullSaveAssociations: true}).
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Create(user).
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Error
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return err
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}
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func (user *User) UpdateUser() error {
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var err error
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err = DB.Model(&user).
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Omit("id").
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Where("id = ?", user.ID.String()).
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Updates(user).
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Error
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if err != nil {
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return err
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}
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err = DB.Model(User{}).
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Where("id = ?", user.ID.String()).
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First(user).
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Error
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return err
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}
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func (user *User) DeleteUser() error {
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return DB.Session(&gorm.Session{FullSaveAssociations: true}).
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Delete(user).
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Error
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}
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