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context.go
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context.go
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package main
import (
"fmt"
"os"
"path/filepath"
"github.com/aymerick/raymond"
"github.com/gookit/color"
)
type Context struct {
Debug bool
DryRun bool
wd string
}
func (r *Context) header() {
logo := `
________ _______ _________ ________ ________
|\ __ \|\ ___ \|\___ ___\\ __ \|\ __ \
\ \ \|\ \ \ __/\|___ \ \_\ \ \|\ \ \ \|\ \
\ \ ____\ \ \_|/__ \ \ \ \ \ _ _\ \ __ \
\ \ \___|\ \ \_|\ \ \ \ \ \ \ \\ \\ \ \ \ \
\ \__\ \ \_______\ \ \__\ \ \__\\ _\\ \__\ \__\
\|__| \|_______| \|__| \|__|\|__|\|__|\|__|
`
color.Yellow.Println(logo)
}
func (r *Context) inflate(dir string) error {
wd, err := os.Getwd()
if err != nil {
return err
}
r.wd = wd
if r.DryRun {
color.Yellow.Println("You specified the dry-run flag, so no changes will be written.")
}
return nil
}
func (r *Context) createDir(name string) task {
return func() error {
blue := color.FgBlue.Render
fmt.Printf("\t%v %v/\n", blue("create"), filepath.Base(name))
if r.DryRun {
return nil
}
return os.Mkdir(name, os.ModePerm)
}
}
func (r *Context) createFile(src, dst string) task {
return func() error {
src := filepath.Join("static", src)
data, err := static.ReadFile(src)
if err != nil {
return err
}
return r.writeFile(dst, data)()
}
}
func (r *Context) writeFile(dst string, data []byte) task {
return func() error {
if !r.DryRun {
if err := os.WriteFile(dst, data, os.ModePerm); err != nil {
return err
}
}
green := color.FgGreen.Render
fmt.Printf("\t%v %v\n", green("create"), filepath.Base(dst))
return nil
}
}
func (r *Context) createFileFromTemplate(src, dst, name string) task {
return func() error {
if !r.DryRun {
src := filepath.Join("static", src)
data, err := static.ReadFile(src)
if err != nil {
return err
}
ctx := map[string]interface{}{
"name": name,
"rootURL": "{{rootURL}}",
}
tmplt := raymond.MustParse(string(data))
tmplt.RegisterHelper("content-for", func(value string) raymond.SafeString {
return raymond.SafeString(fmt.Sprintf(`{{content-for "%v"}}`, value))
})
r := tmplt.MustExec(ctx)
if err := os.WriteFile(dst, []byte(r), os.ModePerm); err != nil {
return fmt.Errorf("failed to write %v: %w", dst, err)
}
}
green := color.FgGreen.Render
fmt.Printf("\t%v %v\n", green("create"), filepath.Base(src))
return nil
}
}