terraform-provider-gitea/vendor/code.gitea.io/sdk/gitea/pull.go
Malar Invention 00ebcd295e add vendor
2022-04-03 09:37:16 +05:30

329 lines
11 KiB
Go

// Copyright 2016 The Gogs Authors. All rights reserved.
// Copyright 2019 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 gitea
import (
"bytes"
"encoding/json"
"fmt"
"net/url"
"strings"
"time"
"github.com/hashicorp/go-version"
)
// PRBranchInfo information about a branch
type PRBranchInfo struct {
Name string `json:"label"`
Ref string `json:"ref"`
Sha string `json:"sha"`
RepoID int64 `json:"repo_id"`
Repository *Repository `json:"repo"`
}
// PullRequest represents a pull request
type PullRequest struct {
ID int64 `json:"id"`
URL string `json:"url"`
Index int64 `json:"number"`
Poster *User `json:"user"`
Title string `json:"title"`
Body string `json:"body"`
Labels []*Label `json:"labels"`
Milestone *Milestone `json:"milestone"`
Assignee *User `json:"assignee"`
Assignees []*User `json:"assignees"`
State StateType `json:"state"`
IsLocked bool `json:"is_locked"`
Comments int `json:"comments"`
HTMLURL string `json:"html_url"`
DiffURL string `json:"diff_url"`
PatchURL string `json:"patch_url"`
Mergeable bool `json:"mergeable"`
HasMerged bool `json:"merged"`
Merged *time.Time `json:"merged_at"`
MergedCommitID *string `json:"merge_commit_sha"`
MergedBy *User `json:"merged_by"`
Base *PRBranchInfo `json:"base"`
Head *PRBranchInfo `json:"head"`
MergeBase string `json:"merge_base"`
Deadline *time.Time `json:"due_date"`
Created *time.Time `json:"created_at"`
Updated *time.Time `json:"updated_at"`
Closed *time.Time `json:"closed_at"`
}
// ListPullRequestsOptions options for listing pull requests
type ListPullRequestsOptions struct {
ListOptions
State StateType `json:"state"`
// oldest, recentupdate, leastupdate, mostcomment, leastcomment, priority
Sort string
Milestone int64
}
// MergeStyle is used specify how a pull is merged
type MergeStyle string
const (
// MergeStyleMerge merge pull as usual
MergeStyleMerge MergeStyle = "merge"
// MergeStyleRebase rebase pull
MergeStyleRebase MergeStyle = "rebase"
// MergeStyleRebaseMerge rebase and merge pull
MergeStyleRebaseMerge MergeStyle = "rebase-merge"
// MergeStyleSquash squash and merge pull
MergeStyleSquash MergeStyle = "squash"
)
// QueryEncode turns options into querystring argument
func (opt *ListPullRequestsOptions) QueryEncode() string {
query := opt.getURLQuery()
if len(opt.State) > 0 {
query.Add("state", string(opt.State))
}
if len(opt.Sort) > 0 {
query.Add("sort", opt.Sort)
}
if opt.Milestone > 0 {
query.Add("milestone", fmt.Sprintf("%d", opt.Milestone))
}
return query.Encode()
}
// ListRepoPullRequests list PRs of one repository
func (c *Client) ListRepoPullRequests(owner, repo string, opt ListPullRequestsOptions) ([]*PullRequest, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return nil, nil, err
}
opt.setDefaults()
prs := make([]*PullRequest, 0, opt.PageSize)
link, _ := url.Parse(fmt.Sprintf("/repos/%s/%s/pulls", owner, repo))
link.RawQuery = opt.QueryEncode()
resp, err := c.getParsedResponse("GET", link.String(), jsonHeader, nil, &prs)
if c.checkServerVersionGreaterThanOrEqual(version1_14_0) != nil {
for i := range prs {
if err := fixPullHeadSha(c, prs[i]); err != nil {
return prs, resp, err
}
}
}
return prs, resp, err
}
// GetPullRequest get information of one PR
func (c *Client) GetPullRequest(owner, repo string, index int64) (*PullRequest, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return nil, nil, err
}
pr := new(PullRequest)
resp, err := c.getParsedResponse("GET", fmt.Sprintf("/repos/%s/%s/pulls/%d", owner, repo, index), nil, nil, pr)
if c.checkServerVersionGreaterThanOrEqual(version1_14_0) != nil {
if err := fixPullHeadSha(c, pr); err != nil {
return pr, resp, err
}
}
return pr, resp, err
}
// CreatePullRequestOption options when creating a pull request
type CreatePullRequestOption struct {
Head string `json:"head"`
Base string `json:"base"`
Title string `json:"title"`
Body string `json:"body"`
Assignee string `json:"assignee"`
Assignees []string `json:"assignees"`
Milestone int64 `json:"milestone"`
Labels []int64 `json:"labels"`
Deadline *time.Time `json:"due_date"`
}
// CreatePullRequest create pull request with options
func (c *Client) CreatePullRequest(owner, repo string, opt CreatePullRequestOption) (*PullRequest, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return nil, nil, err
}
body, err := json.Marshal(&opt)
if err != nil {
return nil, nil, err
}
pr := new(PullRequest)
resp, err := c.getParsedResponse("POST",
fmt.Sprintf("/repos/%s/%s/pulls", owner, repo),
jsonHeader, bytes.NewReader(body), pr)
return pr, resp, err
}
// EditPullRequestOption options when modify pull request
type EditPullRequestOption struct {
Title string `json:"title"`
Body string `json:"body"`
Base string `json:"base"`
Assignee string `json:"assignee"`
Assignees []string `json:"assignees"`
Milestone int64 `json:"milestone"`
Labels []int64 `json:"labels"`
State *StateType `json:"state"`
Deadline *time.Time `json:"due_date"`
}
// Validate the EditPullRequestOption struct
func (opt EditPullRequestOption) Validate(c *Client) error {
if len(opt.Title) != 0 && len(strings.TrimSpace(opt.Title)) == 0 {
return fmt.Errorf("title is empty")
}
if len(opt.Base) != 0 {
if err := c.checkServerVersionGreaterThanOrEqual(version1_12_0); err != nil {
return fmt.Errorf("can not change base gitea to old")
}
}
return nil
}
// EditPullRequest modify pull request with PR id and options
func (c *Client) EditPullRequest(owner, repo string, index int64, opt EditPullRequestOption) (*PullRequest, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return nil, nil, err
}
if err := opt.Validate(c); err != nil {
return nil, nil, err
}
body, err := json.Marshal(&opt)
if err != nil {
return nil, nil, err
}
pr := new(PullRequest)
resp, err := c.getParsedResponse("PATCH",
fmt.Sprintf("/repos/%s/%s/pulls/%d", owner, repo, index),
jsonHeader, bytes.NewReader(body), pr)
return pr, resp, err
}
// MergePullRequestOption options when merging a pull request
type MergePullRequestOption struct {
Style MergeStyle `json:"Do"`
Title string `json:"MergeTitleField"`
Message string `json:"MergeMessageField"`
}
var version1_11_5, _ = version.NewVersion("1.11.5")
// Validate the MergePullRequestOption struct
func (opt MergePullRequestOption) Validate(c *Client) error {
if opt.Style == MergeStyleSquash {
if err := c.checkServerVersionGreaterThanOrEqual(version1_11_5); err != nil {
return err
}
}
return nil
}
// MergePullRequest merge a PR to repository by PR id
func (c *Client) MergePullRequest(owner, repo string, index int64, opt MergePullRequestOption) (bool, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return false, nil, err
}
if err := opt.Validate(c); err != nil {
return false, nil, err
}
body, err := json.Marshal(&opt)
if err != nil {
return false, nil, err
}
status, resp, err := c.getStatusCode("POST", fmt.Sprintf("/repos/%s/%s/pulls/%d/merge", owner, repo, index), jsonHeader, bytes.NewReader(body))
if err != nil {
return false, resp, err
}
return status == 200, resp, nil
}
// IsPullRequestMerged test if one PR is merged to one repository
func (c *Client) IsPullRequestMerged(owner, repo string, index int64) (bool, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return false, nil, err
}
status, resp, err := c.getStatusCode("GET", fmt.Sprintf("/repos/%s/%s/pulls/%d/merge", owner, repo, index), nil, nil)
if err != nil {
return false, resp, err
}
return status == 204, resp, nil
}
// getPullRequestDiffOrPatch gets the patch or diff file as bytes for a PR
func (c *Client) getPullRequestDiffOrPatch(owner, repo, kind string, index int64) ([]byte, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo, &kind); err != nil {
return nil, nil, err
}
if err := c.checkServerVersionGreaterThanOrEqual(version1_13_0); err != nil {
r, _, err2 := c.GetRepo(owner, repo)
if err2 != nil {
return nil, nil, err
}
if r.Private {
return nil, nil, err
}
return c.getWebResponse("GET", fmt.Sprintf("/%s/%s/pulls/%d.%s", owner, repo, index, kind), nil)
}
return c.getResponse("GET", fmt.Sprintf("/repos/%s/%s/pulls/%d.%s", owner, repo, index, kind), nil, nil)
}
// GetPullRequestPatch gets the .patch file as bytes for a PR
func (c *Client) GetPullRequestPatch(owner, repo string, index int64) ([]byte, *Response, error) {
return c.getPullRequestDiffOrPatch(owner, repo, "patch", index)
}
// GetPullRequestDiff gets the .diff file as bytes for a PR
func (c *Client) GetPullRequestDiff(owner, repo string, index int64) ([]byte, *Response, error) {
return c.getPullRequestDiffOrPatch(owner, repo, "diff", index)
}
// ListPullRequestCommitsOptions options for listing pull requests
type ListPullRequestCommitsOptions struct {
ListOptions
}
// ListPullRequestCommits list commits for a pull request
func (c *Client) ListPullRequestCommits(owner, repo string, index int64, opt ListPullRequestCommitsOptions) ([]*Commit, *Response, error) {
if err := escapeValidatePathSegments(&owner, &repo); err != nil {
return nil, nil, err
}
link, _ := url.Parse(fmt.Sprintf("/repos/%s/%s/pulls/%d/commits", owner, repo, index))
opt.setDefaults()
commits := make([]*Commit, 0, opt.PageSize)
link.RawQuery = opt.getURLQuery().Encode()
resp, err := c.getParsedResponse("GET", link.String(), nil, nil, &commits)
return commits, resp, err
}
// fixPullHeadSha is a workaround for https://github.com/go-gitea/gitea/issues/12675
// When no head sha is available, this is because the branch got deleted in the base repo.
// pr.Head.Ref points in this case not to the head repo branch name, but the base repo ref,
// which stays available to resolve the commit sha. This is fixed for gitea >= 1.14.0
func fixPullHeadSha(client *Client, pr *PullRequest) error {
if pr.Base != nil && pr.Base.Repository != nil && pr.Base.Repository.Owner != nil &&
pr.Head != nil && pr.Head.Ref != "" && pr.Head.Sha == "" {
owner := pr.Base.Repository.Owner.UserName
repo := pr.Base.Repository.Name
refs, _, err := client.GetRepoRefs(owner, repo, pr.Head.Ref)
if err != nil {
return err
} else if len(refs) == 0 {
return fmt.Errorf("unable to resolve PR ref '%s'", pr.Head.Ref)
}
pr.Head.Sha = refs[0].Object.SHA
}
return nil
}