Fix import path of go-sdk (#141)

From code.gitea.io/go-sdk/gitea
  To code.gitea.io/sdk/gitea

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

@@ -0,0 +1,90 @@
+// Copyright 2014 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 (
+	"encoding/json"
+	"errors"
+	"io"
+	"io/ioutil"
+	"net/http"
+	"strings"
+)
+
+func Version() string {
+	return "0.12.3"
+}
+
+// Client represents a Gogs API client.
+type Client struct {
+	url         string
+	accessToken string
+	client      *http.Client
+}
+
+// NewClient initializes and returns a API client.
+func NewClient(url, token string) *Client {
+	return &Client{
+		url:         strings.TrimSuffix(url, "/"),
+		accessToken: token,
+		client:      &http.Client{},
+	}
+}
+
+// SetHTTPClient replaces default http.Client with user given one.
+func (c *Client) SetHTTPClient(client *http.Client) {
+	c.client = client
+}
+
+func (c *Client) doRequest(method, path string, header http.Header, body io.Reader) (*http.Response, error) {
+	req, err := http.NewRequest(method, c.url+"/api/v1"+path, body)
+	if err != nil {
+		return nil, err
+	}
+	req.Header.Set("Authorization", "token "+c.accessToken)
+	for k, v := range header {
+		req.Header[k] = v
+	}
+
+	return c.client.Do(req)
+}
+
+func (c *Client) getResponse(method, path string, header http.Header, body io.Reader) ([]byte, error) {
+	resp, err := c.doRequest(method, path, header, body)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	data, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	switch resp.StatusCode {
+	case 403:
+		return nil, errors.New("403 Forbidden")
+	case 404:
+		return nil, errors.New("404 Not Found")
+	}
+
+	if resp.StatusCode/100 != 2 {
+		errMap := make(map[string]interface{})
+		if err = json.Unmarshal(data, &errMap); err != nil {
+			return nil, err
+		}
+		return nil, errors.New(errMap["message"].(string))
+	}
+
+	return data, nil
+}
+
+func (c *Client) getParsedResponse(method, path string, header http.Header, body io.Reader, obj interface{}) error {
+	data, err := c.getResponse(method, path, header, body)
+	if err != nil {
+		return err
+	}
+	return json.Unmarshal(data, obj)
+}