gowebbuild/templates.go

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2024-08-26 23:12:33 +02:00
package main
import (
_ "embed"
"fmt"
"os"
"path/filepath"
"text/template"
"github.com/Iilun/survey/v2"
"github.com/kataras/golog"
"github.com/urfave/cli/v2"
)
//go:embed templates/tpl.gowebbuild.yaml
var sampleConfig string
//go:embed templates/docker_image.sh
var dockerImage string
//go:embed templates/Dockerfile
var dockerFile string
var qs = []*survey.Question{
{
Name: "tpl",
Prompt: &survey.Select{
Message: "Choose a template:",
Options: []string{".gowebbuild.yaml", "docker_image.sh", "Dockerfile"},
Default: "docker_image.sh",
},
},
}
func tplAction(ctx *cli.Context) error {
cfgPath, err := filepath.Abs(ctx.String("c"))
if err != nil {
return err
}
os.Chdir(filepath.Dir(cfgPath))
answers := struct {
Template string `survey:"tpl"`
}{}
err = survey.Ask(qs, &answers)
if err != nil {
return err
}
var tpl string
var fileName string
switch answers.Template {
case ".gowebbuild.yaml":
tpl = sampleConfig
fileName = ".gowebbuild.yaml"
case "docker_image.sh":
tpl = dockerImage
fileName = "docker_image.sh"
case "Dockerfile":
tpl = dockerFile
fileName = "Dockerfile"
default:
golog.Fatal("Invalid template")
}
if isFile(fileName) {
fmt.Printf("File \"%s\" already exists.\n", fileName)
return nil
}
outFile, err := os.Create(fileName)
if err != nil {
return err
}
defer outFile.Close()
context := map[string]string{
"ProjectFolderName": filepath.Base(filepath.Dir(cfgPath)),
}
if moduleName, err := getGoModuleName(filepath.Dir(cfgPath)); err == nil {
context["GoModuleName"] = moduleName
}
err = template.Must(template.New("tpl").Parse(tpl)).Execute(outFile, context)
if err != nil {
return err
}
fmt.Printf("Created \"%s\" in project root.\n", fileName)
return nil
}