fix: solve the FK constraint of "delete_group"

internal/services/group_bill/delete_bill.go

@@ -3,38 +3,32 @@ package group_bill
 import (
 	"context"
 	"database/sql"
-	"github.com/google/uuid"
 	"monify/internal/middlewares"
 	monify "monify/protobuf/gen/go"
 
+	"github.com/google/uuid"
+
 	"go.uber.org/zap"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 )
 
 func (s Service) DeleteGroupBill(ctx context.Context, req *monify.DeleteGroupBillRequest) (*monify.GroupGroupBillEmpty, error) {
-	if req.BillId == "" {
-		return nil, status.Error(codes.InvalidArgument, "Bill id is required")
-	}
 	logger := ctx.Value(middlewares.LoggerContextKey{}).(*zap.Logger)
 	userId, ok := ctx.Value(middlewares.UserIdContextKey{}).(uuid.UUID)
 	if !ok {
 		return nil, status.Error(codes.Unauthenticated, "Unauthorized.")
 	}
-	billId, err := uuid.Parse(req.BillId)
-	if err != nil {
-		return nil, status.Error(codes.InvalidArgument, "Invalid bill id")
-	}
 	db := ctx.Value(middlewares.StorageContextKey{}).(*sql.DB)
 
 	//Check permission
 	rows := db.QueryRowContext(ctx, `
 		SELECT COUNT(*) FROM group_bill 
 		LEFT JOIN group_member gm ON group_bill.group_id = gm.group_id
 		WHERE group_bill.bill_id = $1 AND gm.user_id = $2
-	`, billId, userId)
+	`, req.BillId, userId)
 	var count int
-	err = rows.Scan(&count)
+	err := rows.Scan(&count)
 	if err != nil {
 		logger.Error("Failed to check permission", zap.Error(err))
 	}
@@ -51,27 +45,28 @@ func (s Service) DeleteGroupBill(ctx context.Context, req *monify.DeleteGroupBil
 	defer tx.Rollback()
 
 	//Start delete
+
 	_, err = tx.ExecContext(ctx,
-		`DELETE FROM group_bill WHERE bill_id = $1`, billId,
+		`DELETE FROM group_split_bill WHERE bill_id = $1`, req.BillId,
 	)
 	if err != nil {
-		logger.Error("Failed to delete group from group_bill", zap.Error(err))
+		logger.Error("Failed to delete group from group_split_bill", zap.Error(err))
 		return nil, err
 	}
 
 	_, err = tx.ExecContext(ctx,
-		`DELETE FROM group_split_bill WHERE bill_id = $1`, billId,
+		`DELETE FROM group_prepaid_bill WHERE bill_id = $1`, req.BillId,
 	)
 	if err != nil {
-		logger.Error("Failed to delete group from group_split_bill", zap.Error(err))
+		logger.Error("Failed to delete group from group_prepaid_bill", zap.Error(err))
 		return nil, err
 	}
 
 	_, err = tx.ExecContext(ctx,
-		`DELETE FROM group_prepaid_bill WHERE bill_id = $1`, billId,
+		`DELETE FROM group_bill WHERE bill_id = $1`, req.BillId,
 	)
 	if err != nil {
-		logger.Error("Failed to delete group from group_prepaid_bill", zap.Error(err))
+		logger.Error("Failed to delete group from group_bill", zap.Error(err))
 		return nil, err
 	}
 

internal/test/group_bill_test.go

@@ -2,9 +2,10 @@ package test
 
 import (
 	"context"
-	"github.com/stretchr/testify/assert"
 	monify "monify/protobuf/gen/go"
 	"testing"
+
+	"github.com/stretchr/testify/assert"
 )
 
 func TestCreateAndGetGroupBill(t *testing.T) {