Error code standardization

pkg/common/db/controller/user.go

@@ -1,24 +1,69 @@
 package controller
 
 import (
-	"Open_IM/pkg/common/db/mysql"
+	"Open_IM/pkg/common/db/relation"
 	"context"
+	"gorm.io/gorm"
 )
 
-type UserModel struct {
-	db *relation.User
+type UserInterface interface {
+	Find(ctx context.Context, userIDs []string) (users []*relation.User, err error)
+	Create(ctx context.Context, users []*relation.User) error
+	Take(ctx context.Context, userID string) (user *relation.User, err error)
+	Update(ctx context.Context, users []*relation.User) (err error)
 }
 
-func NewGroupUser(ctx context.Context) *UserModel {
-	var userModel UserModel
-	userModel.db = relation.NewUserDB()
-	return &userModel
+type UserController struct {
+	database UserDatabaseInterface
 }
 
-func (u *UserModel) Find(ctx context.Context, userIDs []string) (users []*relation.User, err error) {
-	return u.db.Find(ctx, userIDs)
+func (u *UserController) Find(ctx context.Context, userIDs []string) (users []*relation.User, err error) {
+	return u.database.Find(ctx, userIDs)
+}
+func (u *UserController) Create(ctx context.Context, users []*relation.User) error {
+	return u.database.Create(ctx, users)
+}
+func (u *UserController) Take(ctx context.Context, userID string) (user *relation.User, err error) {
+	return u.database.Take(ctx, userID)
+}
+func (u *UserController) Update(ctx context.Context, users []*relation.User) (err error) {
+	return u.database.Update(ctx, users)
 }
 
-func (u *UserModel) Create(ctx context.Context, users []*relation.User) error {
-	return u.db.Create(ctx, users)
+func NewUserController(db *gorm.DB) UserInterface {
+	controller := &UserController{database: newUserDatabase(db)}
+	return controller
+}
+
+type UserDatabaseInterface interface {
+	Find(ctx context.Context, userIDs []string) (users []*relation.User, err error)
+	Create(ctx context.Context, users []*relation.User) error
+	Take(ctx context.Context, userID string) (user *relation.User, err error)
+	Update(ctx context.Context, users []*relation.User) (err error)
+}
+
+type UserDatabase struct {
+	sqlDB *relation.User
+}
+
+func newUserDatabase(db *gorm.DB) UserDatabaseInterface {
+	sqlDB := relation.NewUserDB(db)
+	database := &UserDatabase{
+		sqlDB: sqlDB,
+	}
+	return database
+}
+
+func (u *UserDatabase) Find(ctx context.Context, userIDs []string) (users []*relation.User, err error) {
+	return u.sqlDB.Find(ctx, userIDs)
+}
+
+func (u *UserDatabase) Create(ctx context.Context, users []*relation.User) error {
+	return u.sqlDB.Create(ctx, users)
+}
+func (u *UserDatabase) Take(ctx context.Context, userID string) (user *relation.User, err error) {
+	return u.sqlDB.Take(ctx, userID)
+}
+func (u *UserDatabase) Update(ctx context.Context, users []*relation.User) (err error) {
+	return u.sqlDB.Update(ctx, users)
 }