feature: created cli command to install required backend tools (#2)

* add lint and fix code

* feature: created cli command to install change-log

* feature: created cli command to install change-log

* change code structure in generator, add comment

* fix some comment

* renaming variable and fix code

* feature: add all need Contributing to Backend Projects

* add error handler and remove unused code

* add err handler in command flag,

* fix err handler lint

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: db migrationfile generator (#3)

* create db migrationfile generator

* change 'migrate' to 'migration'

* repair code with lint

* fix error message

* bump readme

* add Test in migration generator, change project name into args

* feature: add all need Contributing to Backend Projects

* feature: created cli command to install change-log

* feature: created cli command to install change-log

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: repository and model generator (#4)

* create generator for repository and model

* add generate command, refactor naming, fix makefile

* move generate command to generate.go

* renaming cacher and fix readme

* feature: created cli command to install change-log

* feature: created cli command to install change-log

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: created cli command to install change-log

* feature: created cli command to install change-log

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

* feature: add all need Contributing to Backend Projects

config/default.go

@@ -0,0 +1,22 @@
+package config
+
+const (
+	// GoVersion :nodoc:
+	GoVersion = "1.12.7"
+	// ChangeLogInstallerURL :nodoc:
+	ChangeLogInstallerURL = "github.com/git-chglog/git-chglog/cmd/git-chglog"
+	// ProtobufInstallerURL :nodoc:
+	ProtobufInstallerURL = "github.com/golang/protobuf/protoc-gen-go"
+	// MockgenInstallerURL :nodoc:
+	MockgenInstallerURL = "github.com/golang/mock/mockgen"
+	// RichgoInstallerURL :nodoc:
+	RichgoInstallerURL = "github.com/kyoh86/richgo"
+	// GolintInstallerURL :nodoc:
+	GolintInstallerURL = "github.com/golangci/golangci-lint/cmd/golangci-lint"
+	// ProtobufOSXInstallerURL :nodoc:
+	ProtobufOSXInstallerURL = "https://github.com/protocolbuffers/protobuf/releases/download/v3.7.1/protoc-3.7.1-osx-x86_64.zip"
+	// ProtobufLinuxInstallerURL :nodoc:
+	ProtobufLinuxInstallerURL = "https://github.com/protocolbuffers/protobuf/releases/download/v3.7.1/protoc-3.7.1-linux-x86_64.zip"
+	// ProtocZipFileName :nodoc:
+	ProtocZipFileName = "protobuf.zip"
+)

console/install.go

@@ -0,0 +1,128 @@
+package console
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/kumparan/fer/config"
+	"github.com/kumparan/fer/installer"
+	"github.com/spf13/cobra"
+)
+
+var installCmd = &cobra.Command{
+	Use:   "install",
+	Short: "install all dependencies",
+	Long:  "install all dependencies for contributing to backend projects",
+	Run:   installAllCmd,
+}
+
+func installAllCmd(_ *cobra.Command, _ []string) {
+	installAll()
+}
+
+func installAll() {
+	installer.CheckExistenceOfGolang()
+	installer.CheckGolangVersion()
+	var messages = []string{}
+
+	message := installer.InstallGoUtils("protoc-gen-go", config.ProtobufInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("mockgen", config.MockgenInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("richgo", config.RichgoInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("golint", config.GolintInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("git-chglog", config.ChangeLogInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.CheckedInstallerPath("make")
+	messages = append(messages, message)
+
+	message = installer.InstallWatchmedo()
+	messages = append(messages, message)
+
+	message = installer.ProtobufInstaller()
+	messages = append(messages, message)
+	fmt.Printf("%s", strings.Join(messages, "/n"))
+
+}
+
+func init() {
+	installCmd.AddCommand(goUtilsCmd)
+	installCmd.AddCommand(watchmedoCmd)
+	installCmd.AddCommand(protobufCmd)
+	rootCmd.AddCommand(installCmd)
+}
+
+var goUtilsCmd = &cobra.Command{
+	Use:   "goutils",
+	Short: "fer install goutils",
+	Long:  "This subcommand to install git go utils ",
+	Run:   installGoUtilsCmd,
+}
+
+func installGoUtilsCmd(_ *cobra.Command, _ []string) {
+	installGoUtils()
+}
+
+func installGoUtils() {
+	installer.CheckExistenceOfGolang()
+	installer.CheckGolangVersion()
+	var messages = []string{}
+	message := installer.InstallGoUtils("protoc-gen-go", config.ProtobufInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("mockgen", config.MockgenInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("richgo", config.RichgoInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("golint", config.GolintInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.InstallGoUtils("git-chglog", config.ChangeLogInstallerURL)
+	messages = append(messages, message)
+
+	message = installer.CheckedInstallerPath("make")
+	messages = append(messages, message)
+
+	fmt.Printf("%s", strings.Join(messages, "/n"))
+}
+
+var watchmedoCmd = &cobra.Command{
+	Use:   "watchmedo",
+	Short: "fer install watchmedo",
+	Long:  "This subcommand to install watchmedo",
+	Run:   installWatchmedoCmd,
+}
+
+func installWatchmedoCmd(cmd *cobra.Command, args []string) {
+	installWatchmedo()
+}
+
+func installWatchmedo() {
+	message := installer.InstallWatchmedo()
+	fmt.Println(message)
+}
+
+var protobufCmd = &cobra.Command{
+	Use:   "protobuf",
+	Short: "fer install protobuf",
+	Long:  "This subcommand to install protobuf",
+	Run:   installProtobufCmd,
+}
+
+func installProtobufCmd(cmd *cobra.Command, args []string) {
+	installProtobuf()
+}
+
+func installProtobuf() {
+	message := installer.ProtobufInstaller()
+	fmt.Println(message)
+}

go.mod

@@ -4,6 +4,7 @@ go 1.12
 
 require (
 	github.com/dave/jennifer v1.3.0
+	github.com/hashicorp/go-version v1.2.0
 	github.com/spf13/cobra v0.0.5
 	github.com/stretchr/testify v1.3.0
 )

go.sum

@@ -11,6 +11,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
+github.com/hashicorp/go-version v1.2.0 h1:3vNe/fWF5CBgRIguda1meWhsZHy3m8gCJ5wx+dIzX/E=
+github.com/hashicorp/go-version v1.2.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=

installer/goutils_installer.go

@@ -0,0 +1,19 @@
+package installer
+
+import (
+	"fmt"
+	"os/exec"
+)
+
+// InstallGoUtils :nodoc:
+func InstallGoUtils(installername, URL string) string {
+	cmd := exec.Command("go", "get", "-u", URL)
+	err := cmd.Run()
+	if err != nil {
+		fmt.Println(err)
+		return "fail installed " + installername
+	}
+	message := CheckedInstallerPath(installername)
+	return message
+
+}

installer/helper.go

@@ -0,0 +1,139 @@
+package installer
+
+import (
+	"archive/zip"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"regexp"
+	"strings"
+
+	"github.com/kumparan/fer/config"
+
+	version "github.com/hashicorp/go-version"
+)
+
+// CheckExistenceOfGolang :nodoc:
+func CheckExistenceOfGolang() {
+	cmdGetGolangLocation := exec.Command("which", "go")
+	err := cmdGetGolangLocation.Run()
+	if err != nil {
+		fmt.Println("You should install golang first")
+		os.Exit(1)
+	}
+}
+
+// CheckGolangVersion :nodoc:
+func CheckGolangVersion() {
+	cmdGetGolangVersion, err := exec.Command("go", "version").Output()
+	if err != nil {
+		log.Fatal(err)
+	}
+	var goLocalversion = string(cmdGetGolangVersion)
+	var regexVersion, _ = regexp.Compile(`(\d+\.\d+\.\d+)`)
+	v1, err := version.NewVersion(config.GoVersion)
+	if err != nil {
+		log.Fatal(err)
+	}
+	v2, err := version.NewVersion(regexVersion.FindString(goLocalversion))
+	if err != nil {
+		log.Fatal(err)
+	}
+	if v2.LessThan(v1) {
+		fmt.Printf("Go version must be %s or latest\n", config.GoVersion)
+		os.Exit(1)
+	}
+}
+
+// CheckedInstallerPath :nodoc:
+func CheckedInstallerPath(installer string) string {
+	cmdGetInstallerPath := exec.Command("which", installer)
+	err := cmdGetInstallerPath.Run()
+	if err != nil {
+		return "fail installed " + installer
+	}
+	return "Success installed " + installer
+}
+
+// DownloadFile :nodoc:
+func DownloadFile(filepath string, url string) error {
+
+	// Get the data
+	resp, err := http.Get(url)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	// Create the file
+	out, err := os.Create(filepath)
+	if err != nil {
+		return err
+	}
+	defer out.Close()
+
+	// Write the body to file
+	_, err = io.Copy(out, resp.Body)
+	return err
+}
+
+// Unzip :nodoc:
+func Unzip(src string, dest string) ([]string, error) {
+
+	var filenames []string
+
+	r, err := zip.OpenReader(src)
+	if err != nil {
+		return filenames, err
+	}
+	defer r.Close()
+
+	for _, f := range r.File {
+
+		// Store filename/path for returning and using later on
+		fpath := filepath.Join(dest, f.Name)
+
+		// Check for ZipSlip.
+		if !strings.HasPrefix(fpath, filepath.Clean(dest)+string(os.PathSeparator)) {
+			return filenames, fmt.Errorf("%s: illegal file path", fpath)
+		}
+
+		filenames = append(filenames, fpath)
+
+		if f.FileInfo().IsDir() {
+			// Make Folder
+			os.MkdirAll(fpath, os.ModePerm)
+			continue
+		}
+
+		// Make File
+		if err = os.MkdirAll(filepath.Dir(fpath), os.ModePerm); err != nil {
+			return filenames, err
+		}
+
+		outFile, err := os.OpenFile(fpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, f.Mode())
+		if err != nil {
+			return filenames, err
+		}
+
+		rc, err := f.Open()
+		if err != nil {
+			return filenames, err
+		}
+
+		_, err = io.Copy(outFile, rc)
+
+		// Close the file without defer to close before next iteration of loop
+		outFile.Close()
+		rc.Close()
+
+		if err != nil {
+			return filenames, err
+		}
+	}
+	return filenames, nil
+}

installer/protobuf_installer.go

@@ -0,0 +1,69 @@
+package installer
+
+import (
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os/exec"
+	"runtime"
+
+	"github.com/kumparan/fer/config"
+)
+
+var (
+	errorDownload   = "fail downloaded protobuf"
+	errorUnzip      = "fail unzip protobuf"
+	errorInstall    = "fail installeded protobuf"
+	successDownload = "success downloaded protobuf"
+)
+
+func protobufDownloadInstaller() (filePath, message string) {
+	downloadURL := config.ProtobufLinuxInstallerURL
+	tmp, err := ioutil.TempDir("", "")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	if runtime.GOOS == "darwin" {
+		downloadURL = config.ProtobufOSXInstallerURL
+	}
+	err = DownloadFile(tmp+"/"+config.ProtocZipFileName, downloadURL)
+	if err != nil {
+		fmt.Println(err)
+		return "", errorDownload
+	}
+	return tmp, successDownload
+}
+
+// ProtobufInstaller :nodoc:
+func ProtobufInstaller() string {
+	tmp, message := protobufDownloadInstaller()
+	protobufZipFile := config.ProtocZipFileName
+	filePath := tmp + "/" + protobufZipFile
+	if runtime.GOOS == "darwin" {
+		protobufZipFile = config.ProtocZipFileName
+	}
+	if message == successDownload {
+		_, err := Unzip(filePath, "/usr/local/bin/")
+		if err != nil {
+			log.Fatal(err)
+			return errorUnzip
+		}
+
+		_, err = Unzip(filePath, "include/*")
+		if err != nil {
+			log.Fatal(err)
+			return errorUnzip
+		}
+
+		cmdRemoveProtocZip := exec.Command("rm", "-f", filePath)
+		err = cmdRemoveProtocZip.Run()
+		if err != nil {
+			fmt.Println(err)
+			return errorUnzip
+		}
+		checkedMessage := CheckedInstallerPath("protoc")
+		return checkedMessage
+	}
+	return errorInstall
+}