新增部分模块

service/user_service.go

@@ -1,4 +1,39 @@
 package service
 
+import (
+	"context"
+	"go-user-service/libs"
+	"go-user-service/models"
+	userpb "go-user-service/proto/gen"
+	"go-user-service/utils"
+	"sync"
+
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
 type UserService struct {
+	userpb.UnimplementedUserServiceServer
+	tokens map[string]string // token -> userID
+	mu     sync.RWMutex
+}
+
+func (u *UserService) Login(ctx context.Context, req *userpb.LoginRequest) (*userpb.LoginResponse, error) {
+	u.mu.RLock()
+	defer u.mu.RUnlock()
+	// 查询是否有这个用户名
+	var user models.User
+	db := libs.GetDB()
+	db.Model(&models.User{}).Where("username = ?", req.Username).First(&user)
+	if user.Username != "" {
+		// 验证密码
+		var crypto utils.Crypto
+		hashPassword, _ := crypto.PasswordEncryption(user.Password + user.Salt)
+
+		if user.Password == hashPassword {
+
+		}
+		return nil, status.Errorf(codes.Unauthenticated, "密码错误")
+	}
+	return nil, status.Errorf(codes.NotFound, "用户不存在")
 }