✨ 新增几大中心功能

server/service/system/public_register.go

@@ -0,0 +1,70 @@
+package system
+
+import (
+	"errors"
+	"strings"
+
+	"git.echol.cn/loser/Go-Web-Template/server/global"
+	sysModel "git.echol.cn/loser/Go-Web-Template/server/model/system"
+	systemReq "git.echol.cn/loser/Go-Web-Template/server/model/system/request"
+	"git.echol.cn/loser/Go-Web-Template/server/utils"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type PublicRegisterService struct{}
+
+var PublicRegisterServiceApp = new(PublicRegisterService)
+
+func (s *PublicRegisterService) Register(_ *gin.Context, req systemReq.PublicRegister, mode RegisterMode) error {
+	username := strings.TrimSpace(req.Username)
+	password := req.Password
+	welcome := strings.TrimSpace(req.WelcomePhrase)
+
+	if username == "" || password == "" || welcome == "" {
+		return errors.New("参数不完整")
+	}
+	if len(welcome) > 255 {
+		return errors.New("欢迎词过长")
+	}
+
+	if mode == RegisterModeInvite && strings.TrimSpace(req.InviteCode) == "" {
+		return errors.New("邀请码不能为空")
+	}
+
+	return global.GVA_DB.Transaction(func(tx *gorm.DB) error {
+		// 用户名唯一校验
+		var existed sysModel.SysUser
+		if err := tx.Where("username = ?", username).First(&existed).Error; err == nil {
+			return errors.New("用户名已注册")
+		} else if !errors.Is(err, gorm.ErrRecordNotFound) {
+			return err
+		}
+
+		user := sysModel.SysUser{
+			UUID:          uuid.New(),
+			Username:      username,
+			Password:      utils.BcryptHash(password),
+			NickName:      username,
+			WelcomePhrase: welcome,
+			AuthorityId:   9528, // 用户已选择：注册用户默认绑定现有 9528 角色
+			Enable:        1,
+		}
+		if err := tx.Create(&user).Error; err != nil {
+			return err
+		}
+
+		if mode == RegisterModeInvite {
+			if _, err := InviteCodeServiceApp.ConsumeByPlainCode(tx, req.InviteCode, user.ID); err != nil {
+				return err
+			}
+		}
+
+		// Authorities 关联：保持与原系统一致，给用户绑定其 AuthorityId 对应角色
+		if err := tx.Model(&user).Association("Authorities").Replace([]sysModel.SysAuthority{{AuthorityId: user.AuthorityId}}); err != nil {
+			return err
+		}
+		return nil
+	})
+}