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tea/cmd/pulls.go

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// Copyright 2018 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 cmd
import (
"fmt"
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"log"
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"strconv"
"strings"
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local_git "code.gitea.io/tea/modules/git"
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"code.gitea.io/sdk/gitea"
"github.com/charmbracelet/glamour"
"github.com/go-git/go-git/v5"
git_config "github.com/go-git/go-git/v5/config"
"github.com/urfave/cli/v2"
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)
// CmdPulls is the main command to operate on PRs
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var CmdPulls = cli.Command{
Name: "pulls",
Aliases: []string{"pull", "pr"},
Usage: "List open pull requests",
Description: `List open pull requests`,
ArgsUsage: "[<pull index>]",
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Action: runPulls,
Flags: IssuePRFlags,
Subcommands: []*cli.Command{
&CmdPullsList,
&CmdPullsCheckout,
&CmdPullsClean,
&CmdPullsCreate,
},
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}
func runPulls(ctx *cli.Context) error {
if ctx.Args().Len() == 1 {
return runPullDetail(ctx, ctx.Args().First())
}
return runPullsList(ctx)
}
// CmdPullsList represents a sub command of issues to list pulls
var CmdPullsList = cli.Command{
Name: "ls",
Usage: "List pull requests of the repository",
Description: `List pull requests of the repository`,
Action: runPullsList,
Flags: IssuePRFlags,
}
func runPullDetail(ctx *cli.Context, index string) error {
login, owner, repo := initCommand()
idx, err := argToIndex(index)
if err != nil {
return err
}
pr, _, err := login.Client().GetPullRequest(owner, repo, idx)
if err != nil {
return err
}
// TODO: use glamour once #181 is merged
fmt.Printf("#%d %s\n%s created %s\n\n%s\n", pr.Index,
pr.Title,
pr.Poster.UserName,
pr.Created.Format("2006-01-02 15:04:05"),
pr.Body,
)
return nil
}
func runPullsList(ctx *cli.Context) error {
login, owner, repo := initCommand()
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state := gitea.StateOpen
switch ctx.String("state") {
case "all":
state = gitea.StateAll
case "open":
state = gitea.StateOpen
case "closed":
state = gitea.StateClosed
}
prs, _, err := login.Client().ListRepoPullRequests(owner, repo, gitea.ListPullRequestsOptions{
State: state,
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})
if err != nil {
log.Fatal(err)
}
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headers := []string{
"Index",
"Title",
"State",
"Author",
"Milestone",
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"Updated",
}
var values [][]string
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if len(prs) == 0 {
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Output(outputValue, headers, values)
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return nil
}
for _, pr := range prs {
if pr == nil {
continue
}
author := pr.Poster.FullName
if len(author) == 0 {
author = pr.Poster.UserName
}
mile := ""
if pr.Milestone != nil {
mile = pr.Milestone.Title
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}
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values = append(
values,
[]string{
strconv.FormatInt(pr.Index, 10),
pr.Title,
string(pr.State),
author,
mile,
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pr.Updated.Format("2006-01-02 15:04:05"),
},
)
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}
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Output(outputValue, headers, values)
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return nil
}
// CmdPullsCheckout is a command to locally checkout the given PR
var CmdPullsCheckout = cli.Command{
Name: "checkout",
Usage: "Locally check out the given PR",
Description: `Locally check out the given PR`,
Action: runPullsCheckout,
ArgsUsage: "<pull index>",
Flags: AllDefaultFlags,
}
func runPullsCheckout(ctx *cli.Context) error {
login, owner, repo := initCommand()
if ctx.Args().Len() != 1 {
log.Fatal("Must specify a PR index")
}
// fetch PR source-repo & -branch from gitea
idx, err := argToIndex(ctx.Args().First())
if err != nil {
return err
}
pr, _, err := login.Client().GetPullRequest(owner, repo, idx)
if err != nil {
return err
}
remoteURL := pr.Head.Repository.CloneURL
remoteBranchName := pr.Head.Ref
// open local git repo
localRepo, err := local_git.RepoForWorkdir()
if err != nil {
return nil
}
// verify related remote is in local repo, otherwise add it
newRemoteName := fmt.Sprintf("pulls/%v", pr.Head.Repository.Owner.UserName)
localRemote, err := localRepo.GetOrCreateRemote(remoteURL, newRemoteName)
if err != nil {
return err
}
localRemoteName := localRemote.Config().Name
localBranchName := fmt.Sprintf("pulls/%v-%v", idx, remoteBranchName)
// fetch remote
fmt.Printf("Fetching PR %v (head %s:%s) from remote '%s'\n",
idx, remoteURL, remoteBranchName, localRemoteName)
url, err := local_git.ParseURL(localRemote.Config().URLs[0])
if err != nil {
return err
}
auth, err := local_git.GetAuthForURL(url, login.User, login.SSHKey)
if err != nil {
return err
}
err = localRemote.Fetch(&git.FetchOptions{Auth: auth})
if err == git.NoErrAlreadyUpToDate {
fmt.Println(err)
} else if err != nil {
return err
}
// checkout local branch
fmt.Printf("Creating branch '%s'\n", localBranchName)
err = localRepo.TeaCreateBranch(localBranchName, remoteBranchName, localRemoteName)
if err == git.ErrBranchExists {
fmt.Println(err)
} else if err != nil {
return err
}
fmt.Printf("Checking out PR %v\n", idx)
err = localRepo.TeaCheckout(localBranchName)
return err
}
// CmdPullsClean removes the remote and local feature branches, if a PR is merged.
var CmdPullsClean = cli.Command{
Name: "clean",
Usage: "Deletes local & remote feature-branches for a closed pull request",
Description: `Deletes local & remote feature-branches for a closed pull request`,
ArgsUsage: "<pull index>",
Action: runPullsClean,
Flags: append([]cli.Flag{
&cli.BoolFlag{
Name: "ignore-sha",
Usage: "Find the local branch by name instead of commit hash (less precise)",
},
}, AllDefaultFlags...),
}
func runPullsClean(ctx *cli.Context) error {
login, owner, repo := initCommand()
if ctx.Args().Len() != 1 {
return fmt.Errorf("Must specify a PR index")
}
// fetch PR source-repo & -branch from gitea
idx, err := argToIndex(ctx.Args().First())
if err != nil {
return err
}
pr, _, err := login.Client().GetPullRequest(owner, repo, idx)
if err != nil {
return err
}
if pr.State == gitea.StateOpen {
return fmt.Errorf("PR is still open, won't delete branches")
}
// IDEA: abort if PR.Head.Repository.CloneURL does not match login.URL?
r, err := local_git.RepoForWorkdir()
if err != nil {
return err
}
// find a branch with matching sha or name, that has a remote matching the repo url
var branch *git_config.Branch
if ctx.Bool("ignore-sha") {
branch, err = r.TeaFindBranchByName(pr.Head.Ref, pr.Head.Repository.CloneURL)
} else {
branch, err = r.TeaFindBranchBySha(pr.Head.Sha, pr.Head.Repository.CloneURL)
}
if err != nil {
return err
}
if branch == nil {
if ctx.Bool("ignore-sha") {
return fmt.Errorf("Remote branch %s not found in local repo", pr.Head.Ref)
}
return fmt.Errorf(`Remote branch %s not found in local repo.
Either you don't track this PR, or the local branch has diverged from the remote.
If you still want to continue & are sure you don't loose any important commits,
call me again with the --ignore-sha flag`, pr.Head.Ref)
}
// prepare deletion of local branch:
headRef, err := r.Head()
if err != nil {
return err
}
if headRef.Name().Short() == branch.Name {
fmt.Printf("Checking out 'master' to delete local branch '%s'\n", branch.Name)
err = r.TeaCheckout("master")
if err != nil {
return err
}
}
// remove local & remote branch
fmt.Printf("Deleting local branch %s and remote branch %s\n", branch.Name, pr.Head.Ref)
url, err := r.TeaRemoteURL(branch.Remote)
if err != nil {
return err
}
auth, err := local_git.GetAuthForURL(url, login.User, login.SSHKey)
if err != nil {
return err
}
return r.TeaDeleteBranch(branch, pr.Head.Ref, auth)
}
// CmdPullsCreate creates a pull request
var CmdPullsCreate = cli.Command{
Name: "create",
Usage: "Create a pull-request",
Description: "Create a pull-request",
Action: runPullsCreate,
Flags: append([]cli.Flag{
&cli.StringFlag{
Name: "head",
Usage: "Set head branch (default is current one)",
},
&cli.StringFlag{
Name: "base",
Aliases: []string{"b"},
Usage: "Set base branch (default is default branch)",
},
&cli.StringFlag{
Name: "title",
Aliases: []string{"t"},
Usage: "Set title of pull (default is head branch name)",
},
&cli.StringFlag{
Name: "description",
Aliases: []string{"d"},
Usage: "Set body of new pull",
},
}, AllDefaultFlags...),
}
func runPullsCreate(ctx *cli.Context) error {
login, ownerArg, repoArg := initCommand()
client := login.Client()
repo, _, err := client.GetRepo(ownerArg, repoArg)
if err != nil {
log.Fatal("could not fetch repo meta: ", err)
}
// open local git repo
localRepo, err := local_git.RepoForWorkdir()
if err != nil {
log.Fatal("could not open local repo: ", err)
}
// push if possible
log.Println("git push")
err = localRepo.Push(&git.PushOptions{})
if err != nil && err != git.NoErrAlreadyUpToDate {
log.Printf("Error occurred during 'git push':\n%s\n", err.Error())
}
base := ctx.String("base")
// default is default branch
if len(base) == 0 {
base = repo.DefaultBranch
}
head := ctx.String("head")
// default is current one
if len(head) == 0 {
headBranch, err := localRepo.Head()
if err != nil {
log.Fatal(err)
}
sha := headBranch.Hash().String()
remote, err := localRepo.TeaFindBranchRemote("", sha)
if err != nil {
log.Fatal("could not determine remote for current branch: ", err)
}
if remote == nil {
// if no remote branch is found for the local hash, we abort:
// user has probably not configured a remote for the local branch,
// or local branch does not represent remote state.
log.Fatal("no matching remote found for this branch. try git push -u <remote> <branch>")
}
branchName, err := localRepo.TeaGetCurrentBranchName()
if err != nil {
log.Fatal(err)
}
url, err := local_git.ParseURL(remote.Config().URLs[0])
if err != nil {
log.Fatal(err)
}
owner, _ := getOwnerAndRepo(strings.TrimLeft(url.Path, "/"), "")
head = fmt.Sprintf("%s:%s", owner, branchName)
}
title := ctx.String("title")
// default is head branch name
if len(title) == 0 {
title = head
if strings.Contains(title, ":") {
title = strings.SplitN(title, ":", 2)[1]
}
title = strings.Replace(title, "-", " ", -1)
title = strings.Replace(title, "_", " ", -1)
title = strings.Title(strings.ToLower(title))
}
// title is required
if len(title) == 0 {
fmt.Printf("Title is required")
return nil
}
pr, _, err := client.CreatePullRequest(ownerArg, repoArg, gitea.CreatePullRequestOption{
Head: head,
Base: base,
Title: title,
Body: ctx.String("description"),
})
if err != nil {
log.Fatalf("could not create PR from %s to %s:%s: %s", head, ownerArg, base, err)
}
in := fmt.Sprintf("# #%d %s (%s)\n%s created %s\n\n%s\n", pr.Index,
pr.Title,
pr.State,
pr.Poster.UserName,
pr.Created.Format("2006-01-02 15:04:05"),
pr.Body,
)
out, err := glamour.Render(in, getGlamourTheme())
fmt.Print(out)
fmt.Println(pr.HTMLURL)
return err
}
func argToIndex(arg string) (int64, error) {
if strings.HasPrefix(arg, "#") {
arg = arg[1:]
}
return strconv.ParseInt(arg, 10, 64)
}