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-rw-r--r--models/issues/issue_index.go32
1 files changed, 32 insertions, 0 deletions
diff --git a/models/issues/issue_index.go b/models/issues/issue_index.go
new file mode 100644
index 0000000000..100e814317
--- /dev/null
+++ b/models/issues/issue_index.go
@@ -0,0 +1,32 @@
+// Copyright 2017 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package issues
+
+import "code.gitea.io/gitea/models/db"
+
+// RecalculateIssueIndexForRepo create issue_index for repo if not exist and
+// update it based on highest index of existing issues assigned to a repo
+func RecalculateIssueIndexForRepo(repoID int64) error {
+ ctx, committer, err := db.TxContext()
+ if err != nil {
+ return err
+ }
+ defer committer.Close()
+
+ if err := db.UpsertResourceIndex(ctx, "issue_index", repoID); err != nil {
+ return err
+ }
+
+ var max int64
+ if _, err := db.GetEngine(ctx).Select(" MAX(`index`)").Table("issue").Where("repo_id=?", repoID).Get(&max); err != nil {
+ return err
+ }
+
+ if _, err := db.GetEngine(ctx).Exec("UPDATE `issue_index` SET max_index=? WHERE group_id=?", max, repoID); err != nil {
+ return err
+ }
+
+ return committer.Commit()
+}