[API] extend StopWatch (#9196)

* squash api-stopwatch

* fix prepair logic! + add Tests

* fix lint

* more robust time compare

* delete responce 202 -> 204

* change http responce in test too

models/fixtures/stopwatch.yml

@@ -2,10 +2,10 @@
   id: 1
   user_id: 1
   issue_id: 1
-  created_unix: 1500988502
+  created_unix: 1500988001
 
 -
   id: 2
   user_id: 2
   issue_id: 2
-  created_unix: 1500988502
+  created_unix: 1500988002

models/issue_stopwatch.go

@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"time"
 
+	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/timeutil"
 )
 
@@ -19,6 +20,9 @@ type Stopwatch struct {
 	CreatedUnix timeutil.TimeStamp `xorm:"created"`
 }
 
+// Stopwatches is a List ful of Stopwatch
+type Stopwatches []Stopwatch
+
 func getStopwatch(e Engine, userID, issueID int64) (sw *Stopwatch, exists bool, err error) {
 	sw = new(Stopwatch)
 	exists, err = e.
@@ -28,6 +32,16 @@ func getStopwatch(e Engine, userID, issueID int64) (sw *Stopwatch, exists bool,
 	return
 }
 
+// GetUserStopwatches return list of all stopwatches of a user
+func GetUserStopwatches(userID int64) (sws *Stopwatches, err error) {
+	sws = new(Stopwatches)
+	err = x.Where("stopwatch.user_id = ?", userID).Find(sws)
+	if err != nil {
+		return nil, err
+	}
+	return sws, nil
+}
+
 // StopwatchExists returns true if the stopwatch exists
 func StopwatchExists(userID int64, issueID int64) bool {
 	_, exists, _ := getStopwatch(x, userID, issueID)
@@ -160,3 +174,28 @@ func SecToTime(duration int64) string {
 
 	return hrs
 }
+
+// APIFormat convert Stopwatch type to api.StopWatch type
+func (sw *Stopwatch) APIFormat() (api.StopWatch, error) {
+	issue, err := getIssueByID(x, sw.IssueID)
+	if err != nil {
+		return api.StopWatch{}, err
+	}
+	return api.StopWatch{
+		Created:    sw.CreatedUnix.AsTime(),
+		IssueIndex: issue.Index,
+	}, nil
+}
+
+// APIFormat convert Stopwatches type to api.StopWatches type
+func (sws Stopwatches) APIFormat() (api.StopWatches, error) {
+	result := api.StopWatches(make([]api.StopWatch, 0, len(sws)))
+	for _, sw := range sws {
+		apiSW, err := sw.APIFormat()
+		if err != nil {
+			return nil, err
+		}
+		result = append(result, apiSW)
+	}
+	return result, nil
+}