JWT proto with login & registration

internal/auth/models.go

@@ -0,0 +1,55 @@
+package auth
+
+import (
+	"time"
+
+	"go.mongodb.org/mongo-driver/v2/bson"
+)
+
+type User struct {
+	ID           bson.ObjectID `json:"id" bson:"_id"`
+	Username     string        `json:"username" bson:"username"`
+	Email        string        `json:"email" bson:"email"`
+	PasswordHash string        `json:"-" bson:"password_hash"`
+	CreatedAt    time.Time     `json:"created_at" bson:"created_at"`
+}
+
+type RegisterRequest struct {
+	Username string `json:"username" binding:"required,min=3,max=30" example:"john"`
+	Email    string `json:"email" binding:"required,email" example:"john@example.com"`
+	Password string `json:"password" binding:"required,min=6" example:"secret123"`
+}
+
+type LoginRequest struct {
+	Email    string `json:"email" binding:"required,email" example:"john@example.com"`
+	Password string `json:"password" binding:"required" example:"secret123"`
+}
+
+type AuthResponse struct {
+	Token string     `json:"token" example:"eyJhbGciOiJIUzI1NiIs..."`
+	User  UserPublic `json:"user"`
+}
+
+type UserPublic struct {
+	ID        bson.ObjectID `json:"id" bson:"_id"`
+	Username  string        `json:"username" bson:"username"`
+	Email     string        `json:"email" bson:"email"`
+	CreatedAt time.Time     `json:"created_at" bson:"created_at"`
+}
+
+func NewUserPublic(u *User) UserPublic {
+	return UserPublic{
+		ID:        u.ID,
+		Username:  u.Username,
+		Email:     u.Email,
+		CreatedAt: u.CreatedAt,
+	}
+}
+
+type UserResponse struct {
+	User UserPublic `json:"user"`
+}
+
+type ErrorResponse struct {
+	Error string `json:"error" example:"invalid email or password"`
+}