/
main.go
120 lines (103 loc) · 2.94 KB
/
main.go
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/*
* Copyright 2018-2022 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"bytes"
"context"
_ "embed"
"net/http"
"os"
"strconv"
"strings"
"fmt"
"github.com/google/go-github/v43/github"
"github.com/paketo-buildpacks/pipeline-builder/actions"
"github.com/paketo-buildpacks/pipeline-builder/drafts"
"golang.org/x/oauth2"
)
//go:embed "draft.template"
var templateContents string
func main() {
inputs := actions.NewInputs()
var c *http.Client
if s, ok := inputs["github_token"]; ok {
c = oauth2.NewClient(context.Background(), oauth2.StaticTokenSource(&oauth2.Token{AccessToken: s}))
}
gh := github.NewClient(c)
drafter := drafts.Drafter{
Loader: drafts.GithubBuildpackLoader{
GithubClient: gh,
RegexMappers: parseMappers(inputs),
},
}
payload, err := drafter.CreatePayload(inputs, ".")
if err != nil {
panic(err)
}
buf := &bytes.Buffer{}
err = drafter.BuildAndWriteReleaseDraftFromTemplate(buf, templateContents, payload)
if err != nil {
panic(err)
}
body := buf.String()
name := payload.Release.Name
if payload.PrimaryBuildpack.Info.Name != "" {
name = fmt.Sprintf("%s %s", payload.PrimaryBuildpack.Info.Name, payload.Release.Name)
}
fullRepo, found := os.LookupEnv("GITHUB_REPOSITORY")
if !found {
panic(fmt.Errorf("unable to find GITHUB_REPOSITORY"))
}
owner := strings.SplitN(fullRepo, "/", 2)[0]
repo := strings.SplitN(fullRepo, "/", 2)[1]
releaseId, err := strconv.ParseInt(payload.Release.ID, 10, 32)
if err != nil {
panic(fmt.Errorf("unable to parse %s\n%w", payload.Release.ID, err))
}
repoRelease := github.RepositoryRelease{
TagName: &payload.Release.Tag,
Name: &name,
Body: &body,
}
if _, dryRun := inputs["dry_run"]; dryRun {
fmt.Println("Title:", name)
fmt.Println("Body:", body)
fmt.Println("Would execute EditRelease with:")
fmt.Println(" ", owner)
fmt.Println(" ", repo)
fmt.Println(" ", releaseId)
fmt.Println(" ", repoRelease)
} else {
_, _, err := gh.Repositories.EditRelease(
context.Background(),
owner,
repo,
releaseId,
&repoRelease)
if err != nil {
panic(fmt.Errorf("unable to execute EditRelease %s/%s/%d with %q\n%w", owner, repo, releaseId, repoRelease, err))
}
}
}
func parseMappers(inputs actions.Inputs) []string {
mappers := []string{}
for key, val := range inputs {
if strings.HasPrefix(key, "mapper_") {
mappers = append(mappers, val)
}
}
return mappers
}