forked from hootsuite/atlantis
/
client.go
108 lines (97 loc) · 3.32 KB
/
client.go
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// Package github provides convenience wrappers around the go-github package.
package github
import (
"context"
"fmt"
"net/url"
"strings"
"github.com/google/go-github/github"
"github.com/hootsuite/atlantis/models"
"github.com/pkg/errors"
)
// Client is used to perform GitHub actions.
type Client struct {
client *github.Client
ctx context.Context
}
// NewClient returns a valid GitHub client.
func NewClient(hostname string, user string, pass string) (*Client, error) {
tp := github.BasicAuthTransport{
Username: strings.TrimSpace(user),
Password: strings.TrimSpace(pass),
}
client := github.NewClient(tp.Client())
// If we're using github.com then we don't need to do any additional configuration
// for the client. It we're using Github Enterprise, then we need to manually
// set the base url for the API.
if hostname != "github.com" {
baseURL := fmt.Sprintf("https://%s/api/v3/", hostname)
base, err := url.Parse(baseURL)
if err != nil {
return nil, errors.Wrapf(err, "Invalid github hostname trying to parse %s", baseURL)
}
client.BaseURL = base
}
return &Client{
client: client,
ctx: context.Background(),
}, nil
}
// GetModifiedFiles returns the names of files that were modified in the pull request.
// The names include the path to the file from the repo root, ex. parent/child/file.txt.
func (c *Client) GetModifiedFiles(repo models.Repo, pull models.PullRequest) ([]string, error) {
var files []string
nextPage := 0
for {
opts := github.ListOptions{
PerPage: 300,
}
if nextPage != 0 {
opts.Page = nextPage
}
pageFiles, resp, err := c.client.PullRequests.ListFiles(c.ctx, repo.Owner, repo.Name, pull.Num, &opts)
if err != nil {
return files, err
}
for _, f := range pageFiles {
files = append(files, f.GetFilename())
}
if resp.NextPage == 0 {
break
}
nextPage = resp.NextPage
}
return files, nil
}
// CreateComment creates a comment on the pull request.
func (c *Client) CreateComment(repo models.Repo, pull models.PullRequest, comment string) error {
_, _, err := c.client.Issues.CreateComment(c.ctx, repo.Owner, repo.Name, pull.Num, &github.IssueComment{Body: &comment})
return err
}
// PullIsApproved returns true if the pull request was approved.
func (c *Client) PullIsApproved(repo models.Repo, pull models.PullRequest) (bool, error) {
reviews, _, err := c.client.PullRequests.ListReviews(c.ctx, repo.Owner, repo.Name, pull.Num, nil)
if err != nil {
return false, errors.Wrap(err, "getting reviews")
}
for _, review := range reviews {
if review != nil && review.GetState() == "APPROVED" {
return true, nil
}
}
return false, nil
}
// GetPullRequest returns the pull request.
func (c *Client) GetPullRequest(repo models.Repo, num int) (*github.PullRequest, *github.Response, error) {
return c.client.PullRequests.Get(c.ctx, repo.Owner, repo.Name, num)
}
// UpdateStatus updates the status badge on the pull request.
// See https://github.com/blog/1227-commit-status-api.
func (c *Client) UpdateStatus(repo models.Repo, pull models.PullRequest, state string, description string, context string) error {
status := &github.RepoStatus{
State: github.String(state),
Description: github.String(description),
Context: github.String(context)}
_, _, err := c.client.Repositories.CreateStatus(c.ctx, repo.Owner, repo.Name, pull.HeadCommit, status)
return err
}