fix(internal): 删除cateage部分，修复repo和service部分

internal/repo/repo.go

@@ -0,0 +1,18 @@
+package repo
+
+import (
+	"github.com/zhilv666/navsite/pkg/config"
+	"github.com/zhilv666/navsite/pkg/db"
+	"github.com/zhilv666/navsite/pkg/logger"
+	"gorm.io/gorm"
+)
+
+func DB() *gorm.DB {
+	_db := db.GetDB()
+	if _db == nil {
+		db.InitDB(config.GetConfig().Database, logger.GetLogger())
+		return db.GetDB()
+	}
+
+	return _db
+}

internal/repo/user.go

@@ -0,0 +1,46 @@
+package repo
+
+import (
+	"github.com/pkg/errors"
+
+	"github.com/zhilv666/navsite/internal/model"
+)
+
+func GetUserByID(id uint) (*model.User, error) {
+	var user model.User
+	if err := DB().First(&user, id).Error; err != nil {
+		return nil, errors.Wrapf(err, "failed get old user")
+	}
+	return &user, nil
+}
+
+func GetUserByName(username string) (*model.User, error) {
+	user := model.User{Username: username}
+	if err := DB().Where(user).First(&user).Error; err != nil {
+		return nil, errors.Wrapf(err, "failed get old user")
+	}
+	return &user, nil
+}
+
+func GetUsers(pageIndex, pageSize int) (users []*model.User, count int64, err error) {
+	userDB := DB().Model(&model.User{})
+	if err := userDB.Count(&count).Error; err != nil {
+		return nil, 0, errors.Wrapf(err, "failed get counts")
+	}
+	if err := userDB.Order(columnName("id")).Offset((pageIndex - 1) * pageSize).Limit(pageSize).Find(&users).Error; err != nil {
+		return nil, 0, errors.Wrapf(err, "failed get users")
+	}
+	return users, count, nil
+}
+
+func AddUser(user *model.User) error {
+	return errors.WithStack(DB().Create(&user).Error)
+}
+
+func UpdateUser(user *model.User) error {
+	return errors.WithStack(DB().Save(&user).Error)
+}
+
+func DeleteUser(id uint) error {
+	return errors.WithStack(DB().Delete(&model.User{}, id).Error)
+}

internal/repo/utils.go

@@ -0,0 +1,19 @@
+package repo
+
+import (
+	"fmt"
+
+	"github.com/zhilv666/navsite/pkg/config"
+	"gorm.io/gorm"
+)
+
+func columnName(name string) string {
+	if config.GetConfig().Database.Driver == "postgres" {
+		return fmt.Sprintf(`"%s"`, name)
+	}
+	return fmt.Sprintf("`%s`", name)
+}
+
+func addStorageOrder(db *gorm.DB) *gorm.DB {
+	return DB().Order(fmt.Sprintf("%s, %s", columnName("order"), columnName("id")))
+}