add: user auth accomplished

app/users/rpc/internal/logic/loginLogic.go

@@ -2,9 +2,11 @@ package logic
 
 import (
 	"context"
-
+	"errors"
 	"juwan-backend/app/users/rpc/internal/svc"
+	utils2 "juwan-backend/app/users/rpc/internal/utils"
 	"juwan-backend/app/users/rpc/pb"
+	"juwan-backend/common/utils"
 
 	"github.com/zeromicro/go-zero/core/logx"
 )
@@ -24,7 +26,29 @@ func NewLoginLogic(ctx context.Context, svcCtx *svc.ServiceContext) *LoginLogic
 }
 
 func (l *LoginLogic) Login(in *pb.LoginReq) (*pb.LoginResp, error) {
-	// todo: add your logic here and delete this line
+	user, err := l.svcCtx.UsersModelRO.FindOneByUsername(l.ctx, in.Username)
+	if err != nil {
+		logx.WithContext(l.ctx).Errorf("LoginLogic.Login error:%v", err)
+		return nil, err
+	}
+	if !utils.VerifyPassword(user.Passwd, in.Passwd) {
+		logx.WithContext(l.ctx).Errorf("User %s Login failed", user.Username)
+		return nil, errors.New("incorrect password")
+	}
 
-	return &pb.LoginResp{}, nil
+	token, err := l.svcCtx.JwtManager.New(l.ctx, &utils2.TokenPayload{
+		UserId:  user.UserId,
+		IsAdmin: false,
+	})
+	if err != nil {
+		logx.Errorf("LoginLogic.Login gen jwt for user %v error:%v", user.UserId, err)
+		return nil, err
+	}
+
+	return &pb.LoginResp{
+		Token:    token,
+		Username: user.Username,
+		Email:    user.Email,
+		Id:       user.UserId,
+	}, nil
 }