Move issues related files into models/issues (#19931)

* Move access and repo permission to models/perm/access

* fix test

* fix git test

* Move functions sequence

* Some improvements per @KN4CK3R and @delvh

* Move issues related code to models/issues

* Move some issues related sub package

* Merge

* Fix test

* Fix test

* Fix test

* Fix test

* Rename some files

models/issues/stopwatch_test.go

@@ -0,0 +1,79 @@
+// 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 issues_test
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+	issues_model "code.gitea.io/gitea/models/issues"
+	"code.gitea.io/gitea/models/unittest"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/timeutil"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCancelStopwatch(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	user1, err := user_model.GetUserByID(1)
+	assert.NoError(t, err)
+
+	issue1, err := issues_model.GetIssueByID(db.DefaultContext, 1)
+	assert.NoError(t, err)
+	issue2, err := issues_model.GetIssueByID(db.DefaultContext, 2)
+	assert.NoError(t, err)
+
+	err = issues_model.CancelStopwatch(user1, issue1)
+	assert.NoError(t, err)
+	unittest.AssertNotExistsBean(t, &issues_model.Stopwatch{UserID: user1.ID, IssueID: issue1.ID})
+
+	_ = unittest.AssertExistsAndLoadBean(t, &issues_model.Comment{Type: issues_model.CommentTypeCancelTracking, PosterID: user1.ID, IssueID: issue1.ID})
+
+	assert.Nil(t, issues_model.CancelStopwatch(user1, issue2))
+}
+
+func TestStopwatchExists(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	assert.True(t, issues_model.StopwatchExists(1, 1))
+	assert.False(t, issues_model.StopwatchExists(1, 2))
+}
+
+func TestHasUserStopwatch(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	exists, sw, err := issues_model.HasUserStopwatch(db.DefaultContext, 1)
+	assert.NoError(t, err)
+	assert.True(t, exists)
+	assert.Equal(t, int64(1), sw.ID)
+
+	exists, _, err = issues_model.HasUserStopwatch(db.DefaultContext, 3)
+	assert.NoError(t, err)
+	assert.False(t, exists)
+}
+
+func TestCreateOrStopIssueStopwatch(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	user2, err := user_model.GetUserByID(2)
+	assert.NoError(t, err)
+	user3, err := user_model.GetUserByID(3)
+	assert.NoError(t, err)
+
+	issue1, err := issues_model.GetIssueByID(db.DefaultContext, 1)
+	assert.NoError(t, err)
+	issue2, err := issues_model.GetIssueByID(db.DefaultContext, 2)
+	assert.NoError(t, err)
+
+	assert.NoError(t, issues_model.CreateOrStopIssueStopwatch(user3, issue1))
+	sw := unittest.AssertExistsAndLoadBean(t, &issues_model.Stopwatch{UserID: 3, IssueID: 1}).(*issues_model.Stopwatch)
+	assert.LessOrEqual(t, sw.CreatedUnix, timeutil.TimeStampNow())
+
+	assert.NoError(t, issues_model.CreateOrStopIssueStopwatch(user2, issue2))
+	unittest.AssertNotExistsBean(t, &issues_model.Stopwatch{UserID: 2, IssueID: 2})
+	unittest.AssertExistsAndLoadBean(t, &issues_model.TrackedTime{UserID: 2, IssueID: 2})
+}