feat: add user role field (#49)

* feat: add user role field

* chore: fix typo

* feat: update signup api

api/user.go

@@ -1,5 +1,15 @@
 package api
 
+// Role is the type of a role.
+type Role string
+
+const (
+	// Owner is the OWNER role.
+	Owner Role = "OWNER"
+	// NormalUser is the USER role.
+	NormalUser Role = "USER"
+)
+
 type User struct {
 	ID int `json:"id"`
 
@@ -8,45 +18,44 @@ type User struct {
 	UpdatedTs int64 `json:"updatedTs"`
 
 	// Domain specific fields
-	OpenID       string `json:"openId"`
+	Email        string `json:"email"`
+	Role         Role   `json:"role"`
 	Name         string `json:"name"`
 	PasswordHash string `json:"-"`
+	OpenID       string `json:"openId"`
 }
 
 type UserCreate struct {
 	// Domain specific fields
-	OpenID       string
+	Email        string
+	Role         Role
 	Name         string
 	PasswordHash string
+	OpenID       string
 }
 
 type UserPatch struct {
 	ID int
 
 	// Domain specific fields
-	OpenID       *string
-	PasswordHash *string
+	Email        *string `json:"email"`
 	Name         *string `json:"name"`
 	Password     *string `json:"password"`
 	ResetOpenID  *bool   `json:"resetOpenId"`
+	PasswordHash *string
+	OpenID       *string
 }
 
 type UserFind struct {
 	ID *int `json:"id"`
 
 	// Domain specific fields
+	Email  *string `json:"email"`
+	Role   *Role
 	Name   *string `json:"name"`
 	OpenID *string
 }
 
-type UserRenameCheck struct {
-	Name string `json:"name"`
-}
-
-type UserPasswordCheck struct {
-	Password string `json:"password"`
-}
-
 type UserService interface {
 	CreateUser(create *UserCreate) (*User, error)
 	PatchUser(patch *UserPatch) (*User, error)