add create budget route

internal/app/server.go

@@ -3,6 +3,7 @@ package app
 import (
 	"context"
 
+	"git.3crabs.ru/save_my_money/smm_core/internal/services/budget"
 	"git.3crabs.ru/save_my_money/smm_core/internal/services/category"
 	"git.3crabs.ru/save_my_money/smm_core/internal/services/user"
 	proto "git.3crabs.ru/save_my_money/smm_core/proto"
@@ -12,15 +13,18 @@ type Server struct {
 	proto.UnsafeSmmCoreServer
 	categoryService *category.CategoryService
 	userService     *user.UserService
+	budgetService   *budget.BudgetService
 }
 
 func NewServer(
 	categoryService *category.CategoryService,
 	userService *user.UserService,
+	budgetService *budget.BudgetService,
 ) proto.SmmCoreServer {
 	return &Server{
 		categoryService: categoryService,
 		userService:     userService,
+		budgetService:   budgetService,
 	}
 }
 
@@ -62,9 +66,24 @@ func (s *Server) Login(ctx context.Context, req *proto.LoginReq) (*proto.User, e
 	}, nil
 }
 
-// AddBudget implements proto.SmmCoreServer.
-func (s *Server) AddBudget(context.Context, *proto.AddBudgetReq) (*proto.Budget, error) {
-	panic("unimplemented")
+func (s *Server) AddBudget(ctx context.Context, req *proto.AddBudgetReq) (*proto.Budget, error) {
+	budget, err := s.budgetService.AddBudget(
+		ctx,
+		&budget.BudgetEntity{
+			Name:         req.Name,
+			StartDay:     int(req.StartDay),
+			MonthlyLimit: int(req.MonthlyLimit),
+		},
+	)
+	if err != nil {
+		return nil, err
+	}
+	return &proto.Budget{
+		Id:           int32(budget.Id),
+		Name:         budget.Name,
+		StartDay:     int32(budget.StartDay),
+		MonthlyLimit: int32(budget.MonthlyLimit),
+	}, nil
 }
 
 // AddCategory implements proto.SmmCoreServer.