Improve migrations to support migrating milestones/labels/issues/comments/pullrequests (#6290)

* add migrations

* fix package dependency

* fix lints

* implements migrations except pull requests

* add releases

* migrating releases

* fix bug

* fix lint

* fix migrate releases

* fix tests

* add rollback

* pull request migtations

* fix import

* fix go module vendor

* add tests for upload to gitea

* more migrate options

* fix swagger-check

* fix misspell

* add options on migration UI

* fix log error

* improve UI options on migrating

* add support for username password when migrating from github

* fix tests

* remove comments and fix migrate limitation

* improve error handles

* migrate API will also support migrate milestones/labels/issues/pulls/releases

* fix tests and remove unused codes

* add DownloaderFactory and docs about how to create a new Downloader

* fix misspell

* fix migration docs

* Add hints about migrate options on migration page

* fix tests

vendor/github.com/google/go-github/v24/github/repos_statuses.go

@@ -0,0 +1,130 @@
+// Copyright 2013 The go-github AUTHORS. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package github
+
+import (
+	"context"
+	"fmt"
+	"net/url"
+	"time"
+)
+
+// RepoStatus represents the status of a repository at a particular reference.
+type RepoStatus struct {
+	ID  *int64  `json:"id,omitempty"`
+	URL *string `json:"url,omitempty"`
+
+	// State is the current state of the repository. Possible values are:
+	// pending, success, error, or failure.
+	State *string `json:"state,omitempty"`
+
+	// TargetURL is the URL of the page representing this status. It will be
+	// linked from the GitHub UI to allow users to see the source of the status.
+	TargetURL *string `json:"target_url,omitempty"`
+
+	// Description is a short high level summary of the status.
+	Description *string `json:"description,omitempty"`
+
+	// A string label to differentiate this status from the statuses of other systems.
+	Context *string `json:"context,omitempty"`
+
+	Creator   *User      `json:"creator,omitempty"`
+	CreatedAt *time.Time `json:"created_at,omitempty"`
+	UpdatedAt *time.Time `json:"updated_at,omitempty"`
+}
+
+func (r RepoStatus) String() string {
+	return Stringify(r)
+}
+
+// ListStatuses lists the statuses of a repository at the specified
+// reference. ref can be a SHA, a branch name, or a tag name.
+//
+// GitHub API docs: https://developer.github.com/v3/repos/statuses/#list-statuses-for-a-specific-ref
+func (s *RepositoriesService) ListStatuses(ctx context.Context, owner, repo, ref string, opt *ListOptions) ([]*RepoStatus, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/commits/%v/statuses", owner, repo, url.QueryEscape(ref))
+	u, err := addOptions(u, opt)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var statuses []*RepoStatus
+	resp, err := s.client.Do(ctx, req, &statuses)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return statuses, resp, nil
+}
+
+// CreateStatus creates a new status for a repository at the specified
+// reference. Ref can be a SHA, a branch name, or a tag name.
+//
+// GitHub API docs: https://developer.github.com/v3/repos/statuses/#create-a-status
+func (s *RepositoriesService) CreateStatus(ctx context.Context, owner, repo, ref string, status *RepoStatus) (*RepoStatus, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/statuses/%v", owner, repo, url.QueryEscape(ref))
+	req, err := s.client.NewRequest("POST", u, status)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	repoStatus := new(RepoStatus)
+	resp, err := s.client.Do(ctx, req, repoStatus)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return repoStatus, resp, nil
+}
+
+// CombinedStatus represents the combined status of a repository at a particular reference.
+type CombinedStatus struct {
+	// State is the combined state of the repository. Possible values are:
+	// failure, pending, or success.
+	State *string `json:"state,omitempty"`
+
+	Name       *string      `json:"name,omitempty"`
+	SHA        *string      `json:"sha,omitempty"`
+	TotalCount *int         `json:"total_count,omitempty"`
+	Statuses   []RepoStatus `json:"statuses,omitempty"`
+
+	CommitURL     *string `json:"commit_url,omitempty"`
+	RepositoryURL *string `json:"repository_url,omitempty"`
+}
+
+func (s CombinedStatus) String() string {
+	return Stringify(s)
+}
+
+// GetCombinedStatus returns the combined status of a repository at the specified
+// reference. ref can be a SHA, a branch name, or a tag name.
+//
+// GitHub API docs: https://developer.github.com/v3/repos/statuses/#get-the-combined-status-for-a-specific-ref
+func (s *RepositoriesService) GetCombinedStatus(ctx context.Context, owner, repo, ref string, opt *ListOptions) (*CombinedStatus, *Response, error) {
+	u := fmt.Sprintf("repos/%v/%v/commits/%v/status", owner, repo, url.QueryEscape(ref))
+	u, err := addOptions(u, opt)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	status := new(CombinedStatus)
+	resp, err := s.client.Do(ctx, req, status)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return status, resp, nil
+}