154 lines
3.2 KiB
Go
154 lines
3.2 KiB
Go
package serv
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import (
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"bytes"
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"html/template"
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"io/ioutil"
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"os"
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"path"
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"strings"
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rice "github.com/GeertJohan/go.rice"
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"github.com/spf13/cobra"
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)
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func cmdNew(cmd *cobra.Command, args []string) {
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if len(args) != 1 {
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cmd.Help() //nolint: errcheck
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os.Exit(1)
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}
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tmpl := newTempl(map[string]string{
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"AppName": strings.Title(strings.Join(args, " ")),
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"AppNameSlug": strings.ToLower(strings.Join(args, "_")),
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})
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// Create app folder and add relevant files
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name := args[0]
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appPath := path.Join("./", name)
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ifNotExists(appPath, func(p string) error {
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return os.Mkdir(p, os.ModePerm)
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})
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ifNotExists(path.Join(appPath, "Dockerfile"), func(p string) error {
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if v, err := tmpl.get("Dockerfile"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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ifNotExists(path.Join(appPath, "docker-compose.yml"), func(p string) error {
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if v, err := tmpl.get("docker-compose.yml"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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ifNotExists(path.Join(appPath, "cloudbuild.yaml"), func(p string) error {
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if v, err := tmpl.get("cloudbuild.yaml"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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// Create app config folder and add relevant files
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appConfigPath := path.Join(appPath, "config")
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ifNotExists(appConfigPath, func(p string) error {
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return os.Mkdir(p, os.ModePerm)
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})
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ifNotExists(path.Join(appConfigPath, "dev.yml"), func(p string) error {
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if v, err := tmpl.get("dev.yml"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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ifNotExists(path.Join(appConfigPath, "prod.yml"), func(p string) error {
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if v, err := tmpl.get("prod.yml"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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ifNotExists(path.Join(appConfigPath, "seed.js"), func(p string) error {
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if v, err := tmpl.get("seed.js"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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// Create app migrations folder and add relevant files
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appMigrationsPath := path.Join(appConfigPath, "migrations")
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ifNotExists(appMigrationsPath, func(p string) error {
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return os.Mkdir(p, os.ModePerm)
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})
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ifNotExists(path.Join(appMigrationsPath, "0_init.sql"), func(p string) error {
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if v, err := tmpl.get("0_init.sql"); err == nil {
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return ioutil.WriteFile(p, v, 0644)
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} else {
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return err
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}
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})
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log.Printf("INR app '%s' initialized", name)
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}
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type Templ struct {
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*rice.Box
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data map[string]string
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}
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func newTempl(data map[string]string) *Templ {
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return &Templ{rice.MustFindBox("./tmpl"), data}
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}
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func (t *Templ) get(name string) ([]byte, error) {
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v := t.MustString(name)
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b := bytes.Buffer{}
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tmpl, err := template.New(name).Parse(v)
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if err != nil {
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return nil, err
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}
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if err := tmpl.Execute(&b, t.data); err != nil {
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return nil, err
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}
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return b.Bytes(), nil
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}
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func ifNotExists(filePath string, doFn func(string) error) {
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_, err := os.Stat(filePath)
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if err == nil {
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log.Printf("ERR create skipped '%s' exists", filePath)
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return
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}
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if !os.IsNotExist(err) {
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log.Fatalf("ERR unable to check if '%s' exists", filePath)
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}
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err = doFn(filePath)
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if err != nil {
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log.Fatalf("ERR unable to create '%s'", filePath)
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}
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log.Printf("INR created '%s'", filePath)
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}
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