add signup resolver

server/db/user.go

@@ -0,0 +1,62 @@
+package db
+
+import (
+	"log"
+
+	"golang.org/x/crypto/bcrypt"
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+)
+
+type User struct {
+	ID              uint `gorm:"primaryKey"`
+	FirstName       string
+	LastName        string
+	Email           string `gorm:"unique"`
+	Password        string
+	SignupMethod    string
+	EmailVerifiedAt int64
+	CreatedAt       int64 `gorm:"autoCreateTime"`
+	UpdatedAt       int64 `gorm:"autoUpdateTime"`
+}
+
+func (user *User) BeforeSave(tx *gorm.DB) error {
+	// Modify current operation through tx.Statement, e.g:
+	if pw, err := bcrypt.GenerateFromPassword([]byte(user.Password), 0); err == nil {
+		tx.Statement.SetColumn("Password", pw)
+	}
+
+	return nil
+}
+
+// AddUser function to add user
+func (mgr *manager) AddUser(user User) (User, error) {
+	result := mgr.db.Clauses(clause.OnConflict{DoNothing: true}).Create(&user)
+	if result.Error != nil {
+		log.Println(result.Error)
+		return user, result.Error
+	}
+	return user, nil
+}
+
+// GetUsers function to get all users
+func (mgr *manager) GetUsers() ([]User, error) {
+	var users []User
+	result := mgr.db.Find(&users)
+	if result.Error != nil {
+		log.Println(result.Error)
+		return users, result.Error
+	}
+	return users, nil
+}
+
+func (mgr *manager) GetUserByEmail(email string) (User, error) {
+	var user User
+	result := mgr.db.Where("email = ?", email).First(&user)
+
+	if result.Error != nil {
+		return user, result.Error
+	}
+
+	return user, nil
+}