simplify searchOpt

Author: CaiCandong

modules/indexer/issues/dboptions.go

@@ -13,14 +13,11 @@ func ToSearchOptions(keyword string, opts *issues_model.IssuesOptions) *SearchOp
 		Keyword:   keyword,
 		RepoIDs:   opts.RepoIDs,
 		AllPublic: false,
+		ProjectID: &opts.ProjectID,
 		IsPull:    opts.IsPull,
 		IsClosed:  opts.IsClosed,
 	}
 
-	if opts.ProjectID != 0 {
-		searchOpt.ProjectID = &opts.ProjectID
-	}
-
 	if len(opts.LabelIDs) == 1 && opts.LabelIDs[0] == 0 {
 		searchOpt.NoLabelOnly = true
 	} else {