feat: 实现邮箱验证码登录功能，支持新用户自动注册并记录登录日志

internal/logic/auth/emailLoginLogic.go

@@ -0,0 +1,247 @@
+package auth
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/perfect-panel/server/internal/config"
+	"github.com/perfect-panel/server/internal/logic/common"
+	"github.com/perfect-panel/server/internal/model/log"
+	"github.com/perfect-panel/server/internal/model/user"
+	"github.com/perfect-panel/server/internal/svc"
+	"github.com/perfect-panel/server/internal/types"
+	"github.com/perfect-panel/server/pkg/constant"
+	"github.com/perfect-panel/server/pkg/jwt"
+	"github.com/perfect-panel/server/pkg/logger"
+	"github.com/perfect-panel/server/pkg/tool"
+	"github.com/perfect-panel/server/pkg/uuidx"
+	"github.com/perfect-panel/server/pkg/xerr"
+	"github.com/pkg/errors"
+	"gorm.io/gorm"
+)
+
+type EmailLoginLogic struct {
+	logger.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+// NewEmailLoginLogic Email verify code login
+func NewEmailLoginLogic(ctx context.Context, svcCtx *svc.ServiceContext) *EmailLoginLogic {
+	return &EmailLoginLogic{
+		Logger: logger.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *EmailLoginLogic) EmailLogin(req *types.EmailLoginRequest) (resp *types.LoginResponse, err error) {
+	loginStatus := false
+	var userInfo *user.User
+	var isNewUser bool
+
+	// Verify Code
+	// Using "Security" type or "Register"? Since it can be used for both, we need to know what the frontend requested.
+	// But usually, the "Get Code" interface requires a "type". 
+    // If the user doesn't exist, they probably requested "Register" code or "Login" code?
+    // Let's assume the frontend requests a "Security" code or a specific "Login" code.
+    // However, looking at resetPasswordLogic, it uses `constant.Security`.
+    // Looking at userRegisterLogic, it uses `constant.Register`.
+    // Since this is a "Login" interface, but implicitly registers, we might need to check which code was sent.
+    // Or, more robustly, we check both? Or we decide on one.
+    // Usually "Login" implies "Security" or "Login" type.
+    // If we assume the user calls `/verify/email` with type "login" (if it exists) or "register".
+    // For simplicity, let's assume `constant.Security` (Common for login) or we need to support `constant.Register` if it's a new user flow?
+    // User flow: 
+    // 1. Enter Email -> Click "Get Code". The type sent to "Get Code" determines the Redis key.
+    // DOES the frontend know if the user exists? Probably not (Privacy).
+    // So the frontend probably sends type="login" (or similar).
+    // Let's check `constant` package for available types? I don't see it.
+    // Assuming `constant.Security` for generic verification.
+    cacheKey := fmt.Sprintf("%s:%s:%s", config.AuthCodeCacheKey, constant.Security, req.Email)
+    value, err := l.svcCtx.Redis.Get(l.ctx, cacheKey).Result()
+    if err != nil {
+        l.Errorw("Verification code error (Redis get)", logger.Field("cacheKey", cacheKey), logger.Field("error", err.Error()))
+        return nil, errors.Wrapf(xerr.NewErrCode(xerr.VerifyCodeError), "verification code error or expired")
+    }
+
+	var payload common.CacheKeyPayload
+	if err := json.Unmarshal([]byte(value), &payload); err != nil {
+		l.Errorw("Unmarshal error", logger.Field("error", err.Error()), logger.Field("value", value))
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.VerifyCodeError), "verification code error")
+	}
+	if payload.Code != req.Code {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.VerifyCodeError), "verification code mismatch")
+	}
+    // Delete code after use? Or keep it? Usually delete.
+    l.svcCtx.Redis.Del(l.ctx, cacheKey)
+
+
+	// Check User
+	userInfo, err = l.svcCtx.UserModel.FindOneByEmail(l.ctx, req.Email)
+	if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "query user info failed: %v", err.Error())
+	}
+
+	if userInfo == nil || errors.Is(err, gorm.ErrRecordNotFound) {
+		// Auto Register
+		isNewUser = true
+		c := l.svcCtx.Config.Register
+		if c.StopRegister {
+			return nil, errors.Wrapf(xerr.NewErrCode(xerr.StopRegister), "user not found and registration is stopped")
+		}
+
+		var referer *user.User
+		if req.Invite == "" {
+			if l.svcCtx.Config.Invite.ForcedInvite {
+				return nil, errors.Wrapf(xerr.NewErrCode(xerr.InviteCodeError), "invite code is required for new user")
+			}
+		} else {
+			referer, err = l.svcCtx.UserModel.FindOneByReferCode(l.ctx, req.Invite)
+			if err != nil {
+				return nil, errors.Wrapf(xerr.NewErrCode(xerr.InviteCodeError), "invite code is invalid")
+			}
+		}
+
+		// Create User
+		// Use a random password for email login user? Or empty?
+        // User model usually requires password? `userRegisterLogic` encodes it.
+        // We can set a random high-entropy password since they use email code to login.
+		pwd := tool.EncodePassWord(uuidx.NewUUID().String()) 
+		userInfo = &user.User{
+			Password:          pwd,
+			Algo:              "default",
+			OnlyFirstPurchase: &l.svcCtx.Config.Invite.OnlyFirstPurchase,
+		}
+		if referer != nil {
+			userInfo.RefererId = referer.Id
+		}
+
+		err = l.svcCtx.UserModel.Transaction(l.ctx, func(db *gorm.DB) error {
+			if err := db.Create(userInfo).Error; err != nil {
+				return err
+			}
+			userInfo.ReferCode = uuidx.UserInviteCode(userInfo.Id)
+			if err := db.Model(&user.User{}).Where("id = ?", userInfo.Id).Update("refer_code", userInfo.ReferCode).Error; err != nil {
+				return err
+			}
+			authInfo := &user.AuthMethods{
+				UserId:         userInfo.Id,
+				AuthType:       "email",
+				AuthIdentifier: req.Email,
+				Verified:       true, // Verified by code
+			}
+			if err = db.Create(authInfo).Error; err != nil {
+				return err
+			}
+			if l.svcCtx.Config.Register.EnableTrial {
+				if err = l.activeTrial(userInfo.Id); err != nil {
+					return err
+				}
+			}
+			return nil
+		})
+		if err != nil {
+			return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseUpdateError), "register failed: %v", err.Error())
+		}
+	}
+
+	// Record login status
+	defer func() {
+        if userInfo.Id != 0 {
+            loginLog := log.Login{
+                Method:    "email_code",
+                LoginIP:   req.IP,
+                UserAgent: req.UserAgent,
+                Success:   loginStatus,
+                Timestamp: time.Now().UnixMilli(),
+            }
+            content, _ := loginLog.Marshal()
+            l.svcCtx.LogModel.Insert(l.ctx, &log.SystemLog{
+                Type:     log.TypeLogin.Uint8(),
+                Date:     time.Now().Format("2006-01-02"),
+                ObjectID: userInfo.Id,
+                Content:  string(content),
+            })
+            
+            if isNewUser {
+                 registerLog := log.Register{
+                    AuthMethod: "email_code",
+                    Identifier: req.Email,
+                    RegisterIP: req.IP,
+                    UserAgent:  req.UserAgent,
+                    Timestamp:  time.Now().UnixMilli(),
+                }
+                regContent, _ := registerLog.Marshal()
+                l.svcCtx.LogModel.Insert(l.ctx, &log.SystemLog{
+                    Type:     log.TypeRegister.Uint8(),
+                    ObjectID: userInfo.Id,
+                    Date:     time.Now().Format("2006-01-02"),
+                    Content:  string(regContent),
+                })
+            }
+        }
+	}()
+
+	// Login (Generate Token)
+	if l.ctx.Value(constant.LoginType) != nil {
+		req.LoginType = l.ctx.Value(constant.LoginType).(string)
+	}
+
+	sessionId := uuidx.NewUUID().String()
+	token, err := jwt.NewJwtToken(
+		l.svcCtx.Config.JwtAuth.AccessSecret,
+		time.Now().Unix(),
+		l.svcCtx.Config.JwtAuth.AccessExpire,
+		jwt.WithOption("UserId", userInfo.Id),
+		jwt.WithOption("SessionId", sessionId),
+		jwt.WithOption("LoginType", req.LoginType),
+	)
+	if err != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "token generate error: %v", err.Error())
+	}
+	if err = l.svcCtx.EnforceUserSessionLimit(l.ctx, userInfo.Id, sessionId, l.svcCtx.SessionLimit()); err != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "enforce session limit error: %v", err.Error())
+	}
+	sessionIdCacheKey := fmt.Sprintf("%v:%v", config.SessionIdKey, sessionId)
+	if err = l.svcCtx.Redis.Set(l.ctx, sessionIdCacheKey, userInfo.Id, time.Duration(l.svcCtx.Config.JwtAuth.AccessExpire)*time.Second).Err(); err != nil {
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "set session id error: %v", err.Error())
+	}
+
+	loginStatus = true
+	return &types.LoginResponse{
+		Token: token,
+		Limit: l.svcCtx.SessionLimit(),
+	}, nil
+}
+
+// activeTrial (Copied from UserRegisterLogic)
+func (l *EmailLoginLogic) activeTrial(uid int64) error {
+	sub, err := l.svcCtx.SubscribeModel.FindOne(l.ctx, l.svcCtx.Config.Register.TrialSubscribe)
+	if err != nil {
+		return err
+	}
+	userSub := &user.Subscribe{
+		UserId:      uid,
+		OrderId:     0,
+		SubscribeId: sub.Id,
+		StartTime:   time.Now(),
+		ExpireTime:  tool.AddTime(l.svcCtx.Config.Register.TrialTimeUnit, l.svcCtx.Config.Register.TrialTime, time.Now()),
+		Traffic:     sub.Traffic,
+		Download:    0,
+		Upload:      0,
+		Token:       uuidx.SubscribeToken(fmt.Sprintf("Trial-%v", uid)),
+		UUID:        uuidx.NewUUID().String(),
+		Status:      1,
+	}
+	err = l.svcCtx.UserModel.InsertSubscribe(l.ctx, userSub)
+	if err != nil {
+		return err
+	}
+	if clearErr := l.svcCtx.NodeModel.ClearServerAllCache(l.ctx); clearErr != nil {
+		l.Errorf("ClearServerAllCache error: %v", clearErr.Error())
+	}
+	return err
+}