Migrate reviews when migrating repository from github (#9463)

* fix typo

* Migrate reviews when migrating repository from github

* fix lint

* Added test and migration when external user login

* fix test

* fix commented state

* Some improvements

* fix bug when get pull request and ref original author on code comments

* Fix migrated line; Added comment for review

* Don't load all pull requests attributes

* Fix typo

* wrong change copy head

* fix tests

* fix reactions

* Fix test

* fix fmt

* fix review comment reactions

models/migrations/migrations.go

@@ -304,6 +304,8 @@ var migrations = []Migration{
 	NewMigration("Add original informations for reactions", addReactionOriginals),
 	// v124 -> v125
 	NewMigration("Add columns to user and repository", addUserRepoMissingColumns),
+	// v125 -> v126
+	NewMigration("Add some columns on review for migration", addReviewMigrateInfo),
 }
 
 // Migrate database to current version

models/migrations/v125.go

@@ -0,0 +1,23 @@
+// Copyright 2020 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 migrations
+
+import (
+	"fmt"
+
+	"xorm.io/xorm"
+)
+
+func addReviewMigrateInfo(x *xorm.Engine) error {
+	type Review struct {
+		OriginalAuthor   string
+		OriginalAuthorID int64
+	}
+
+	if err := x.Sync2(new(Review)); err != nil {
+		return fmt.Errorf("Sync2: %v", err)
+	}
+	return nil
+}