Add support for homebrew

.brew/brew.rb.tmpl

@@ -0,0 +1,13 @@
+class Qiitactl < Formula
+  desc "Command line interface to manage the posts in Qitta."
+  homepage "https://github.com/minodisk/qiitactl"
+  url "{{.Asset.BrowserDownloadURL}}"
+  version "{{.TagName}}"
+  sha256 "{{.Sha256}}"
+
+  depends_on :arch => :intel
+
+  def install
+    bin.install 'qiitactl'
+  end
+end

.brew/generate.go

@@ -0,0 +1,98 @@
+package main
+
+import (
+	"crypto/sha256"
+	"encoding/hex"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"os"
+	"strings"
+	"text/template"
+)
+
+type Release struct {
+	Meta
+	Assets []Asset `json:"assets"`
+}
+
+type Meta struct {
+	TagName string `json:"tag_name"`
+}
+
+type Asset struct {
+	Name               string `json:"name"`
+	BrowserDownloadURL string `json:"browser_download_url"`
+}
+
+type DarwinAMD64 struct {
+	Meta
+	Asset  Asset
+	Sha256 string
+}
+
+func main() {
+	res, err := http.Get("https://api.github.com/repos/minodisk/qiitactl/releases/latest")
+	defer res.Body.Close()
+	if err != nil {
+		log.Fatal(err)
+	}
+	b, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		log.Fatal(err)
+	}
+	var release Release
+	err = json.Unmarshal(b, &release)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	darwin, err := findDarwinAMD64(release)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Printf("%+v\n", darwin)
+
+	tmpl, err := template.ParseFiles(".brew/brew.rb.tmpl")
+	if err != nil {
+		log.Fatal(err)
+	}
+	f, err := os.Create("homebrew-qiitactl/qiitactl.rb")
+	defer f.Close()
+	if err != nil {
+		log.Fatal(err)
+	}
+	err = tmpl.Execute(f, darwin)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+}
+
+func findDarwinAMD64(release Release) (darwin DarwinAMD64, err error) {
+	darwin.Meta = release.Meta
+	for _, asset := range release.Assets {
+		if strings.HasSuffix(asset.Name, "_darwin_amd64.zip") {
+			darwin.Asset = asset
+			resp, err := http.Get(asset.BrowserDownloadURL)
+			if err != nil {
+				return darwin, err
+			}
+			defer resp.Body.Close()
+			hasher := sha256.New()
+			_, err = io.Copy(hasher, resp.Body)
+			if err != nil {
+				return darwin, err
+			}
+			darwin.Sha256 = hex.EncodeToString(hasher.Sum(nil))
+			return darwin, nil
+		}
+	}
+	err = errors.New("not found")
+	return
+}

.gitignore

@@ -27,3 +27,4 @@ qiitactl
 .env
 .goxc.local.json
 build
+homebrew-qiitactl

release.sh

@@ -19,3 +19,12 @@ fi
 
 goxc -wlc compile package publish-github -apikey=$GITHUB_TOKEN
 goxc
+
+git config --global user.emal "daisuke.mino@gmail.com"
+git config --global user.name "minodisk"
+
+git clone https://minodisk:$GITHUB_TOKEN@github.com/minodisk/homebrew-qiitactl.git
+go run .brew/generate.go
+cd homebrew-qiitactl
+git commit -m "Update formula" qiitactl.rb
+git push