cli/command/pr.go
2019-10-30 12:00:16 -05:00

152 lines
3.3 KiB
Go

package command
import (
"fmt"
"strconv"
"github.com/github/gh-cli/api"
"github.com/github/gh-cli/utils"
"github.com/spf13/cobra"
)
func init() {
RootCmd.AddCommand(prCmd)
prCmd.AddCommand(
&cobra.Command{
Use: "list",
Short: "List pull requests",
RunE: prList,
},
&cobra.Command{
Use: "view [pr-number]",
Short: "Open a pull request in the browser",
RunE: prView,
},
prCreateCmd,
)
}
var prCmd = &cobra.Command{
Use: "pr",
Short: "Work with pull requests",
Long: `This command allows you to
work with pull requests.`,
Args: cobra.MinimumNArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
return fmt.Errorf("%+v is not a valid PR command", args)
},
}
func prList(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
baseRepo, err := ctx.BaseRepo()
if err != nil {
return err
}
currentBranch, err := ctx.Branch()
if err != nil {
return err
}
currentUser, err := ctx.AuthLogin()
if err != nil {
return err
}
prPayload, err := api.PullRequests(apiClient, baseRepo, currentBranch, currentUser)
if err != nil {
return err
}
printHeader("Current branch")
if prPayload.CurrentPR != nil {
printPrs(*prPayload.CurrentPR)
} else {
message := fmt.Sprintf(" There is no pull request associated with %s", utils.Cyan("["+currentBranch+"]"))
printMessage(message)
}
fmt.Println()
printHeader("Created by you")
if len(prPayload.ViewerCreated) > 0 {
printPrs(prPayload.ViewerCreated...)
} else {
printMessage(" You have no open pull requests")
}
fmt.Println()
printHeader("Requesting a code review from you")
if len(prPayload.ReviewRequested) > 0 {
printPrs(prPayload.ReviewRequested...)
} else {
printMessage(" You have no pull requests to review")
}
fmt.Println()
return nil
}
func prView(cmd *cobra.Command, args []string) error {
ctx := contextForCommand(cmd)
baseRepo, err := ctx.BaseRepo()
if err != nil {
return err
}
var openURL string
if len(args) > 0 {
if prNumber, err := strconv.Atoi(args[0]); err == nil {
// TODO: move URL generation into GitHubRepository
openURL = fmt.Sprintf("https://github.com/%s/%s/pull/%d", baseRepo.RepoOwner(), baseRepo.RepoName(), prNumber)
} else {
return fmt.Errorf("invalid pull request number: '%s'", args[0])
}
} else {
apiClient, err := apiClientForContext(ctx)
if err != nil {
return err
}
currentBranch, err := ctx.Branch()
if err != nil {
return err
}
prs, err := api.PullRequestsForBranch(apiClient, baseRepo, currentBranch)
if err != nil {
return err
} else if len(prs) < 1 {
return fmt.Errorf("the '%s' branch has no open pull requests", currentBranch)
}
openURL = prs[0].URL
}
fmt.Printf("Opening %s in your browser.\n", openURL)
return utils.OpenInBrowser(openURL)
}
func printPrs(prs ...api.PullRequest) {
for _, pr := range prs {
fmt.Printf(" #%d %s %s\n", pr.Number, truncateTitle(pr.Title), utils.Cyan("["+pr.HeadRefName+"]"))
}
}
func printHeader(s string) {
fmt.Println(utils.Bold(s))
}
func printMessage(s string) {
fmt.Println(utils.Gray(s))
}
func truncateTitle(title string) string {
const maxLength = 50
if len(title) > maxLength {
return title[0:maxLength-3] + "..."
}
return title
}