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main.go
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main.go
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// Package main .
package main
import (
"bytes"
"context"
"fmt"
"io/ioutil"
"log"
"net/url"
"os"
"strings"
"text/template"
"time"
"github.com/google/go-github/github"
"golang.org/x/oauth2"
"gopkg.in/yaml.v2"
)
var githubClient *github.Client
func main() {
// init github client
initGitHubClient()
// load template
tpl, err := loadTemplate()
if err != nil {
log.Fatalln(err)
return
}
// load meta
var pageData PageData
err = loadMetadata(&pageData)
if err != nil {
log.Fatalln(err)
return
}
pageData.Year = time.Now().Year()
// build and write
text, err := buildREADME(tpl, pageData)
if err != nil {
log.Fatalln(err)
return
}
if err = writeREADME(text); err != nil {
log.Fatalln(err)
}
}
func initGitHubClient() {
ts := oauth2.StaticTokenSource(
&oauth2.Token{AccessToken: os.Getenv("GITHUB_TOKEN")},
)
tc := oauth2.NewClient(context.Background(), ts)
githubClient = github.NewClient(tc)
}
func getRepoInfo(repoURL string) (*github.Repository, error) {
u, _ := url.Parse(repoURL)
path := strings.Split(u.Path, "/")
if len(path) < 3 {
return nil, fmt.Errorf("invalid repo url: %s", repoURL)
}
owner := path[1]
repo := path[2]
res, _, err := githubClient.Repositories.Get(context.Background(), owner, repo)
return res, err
}
func loadTemplate() (string, error) {
tpl, err := ioutil.ReadFile("README.md.template")
if err != nil {
return "", err
}
return string(tpl), nil
}
func loadMetadata(pageData *PageData) error {
b, err := ioutil.ReadFile("meta.yaml")
if err != nil {
return err
}
if err = yaml.Unmarshal(b, &pageData); err != nil {
return err
}
var loadRepoInfo func([]Metadata) error
loadRepoInfo = func(md []Metadata) error {
for i, cate := range md {
for j, lang := range cate.Languages {
for _, url := range lang.Repos {
repo, err := getRepoInfo(url)
if err != nil {
return err
}
md[i].Languages[j].ReposWithInfo = append(
md[i].Languages[j].ReposWithInfo,
&RepoWithInfo{
Name: repo.GetFullName(),
URL: repo.GetHTMLURL(),
Description: getRepoDesc(lang.Language, repo.GetFullName(), repo.GetDescription()),
StargazersCount: repo.GetStargazersCount(),
},
)
}
}
}
return nil
}
err = loadRepoInfo(pageData.Metadata)
return err
}
func buildREADME(tpl string, pageData PageData) (string, error) {
t, err := template.New("").Parse(tpl)
if err != nil {
return "", err
}
buf := new(bytes.Buffer)
err = t.Execute(buf, pageData)
return buf.String(), err
}
func writeREADME(text string) error {
return ioutil.WriteFile("README.md", []byte(text), 0o644)
}
func getRepoDesc(category, fullname, desc string) string {
if desc != "" {
return desc
}
if strings.Contains(fullname, "larksuite/") {
return fmt.Sprintf("Larksuite official %s SDK", category)
}
return ""
}