[Vendor] Update gitea go-sdk to 2020-01-03 (#81)

update sdk to v0.0.0-20200103062250-c7686bd633c6

Co-authored-by: 6543 <6543@obermui.de>
Reviewed-by: techknowlogick <techknowlogick@gitea.io>
Reviewed-by: sapk <sapk@noreply.gitea.io>
Reviewed-by: mrsdizzie <info@mrsdizzie.com>

vendor/code.gitea.io/sdk/gitea/repo_topics.go

@@ -0,0 +1,45 @@
+// Copyright 2016 The Gogs 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 gitea
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+)
+
+// TopicsList represents a list of repo's topics
+type TopicsList struct {
+	Topics []string `json:"topics"`
+}
+
+// ListRepoTopics list all repository's topics
+func (c *Client) ListRepoTopics(user, repo string) (*TopicsList, error) {
+	var list TopicsList
+	return &list, c.getParsedResponse("GET", fmt.Sprintf("/repos/%s/%s/topics", user, repo), nil, nil, &list)
+}
+
+// SetRepoTopics replaces the list of repo's topics
+func (c *Client) SetRepoTopics(user, repo, list TopicsList) error {
+	body, err := json.Marshal(&list)
+	if err != nil {
+		return err
+	}
+
+	_, err = c.getResponse("PUT", fmt.Sprintf("/repos/%s/%s/topics", user, repo), nil, bytes.NewReader(body))
+	return err
+}
+
+// AddRepoTopic adds a topic to a repo's topics list
+func (c *Client) AddRepoTopic(user, repo, topic string) error {
+	_, err := c.getResponse("PUT", fmt.Sprintf("/repos/%s/%s/topics/%s", user, repo, topic), nil, nil)
+	return err
+}
+
+// DeleteRepoTopic deletes a topic from repo's topics list
+func (c *Client) DeleteRepoTopic(user, repo, topic string) error {
+	_, err := c.getResponse("DELETE", fmt.Sprintf("/repos/%s/%s/topics/%s", user, repo, topic), nil, nil)
+	return err
+}