package templates

import (
	_ "embed"
	"fmt"
	"hoster/internals/conf"
	"os"
	"path/filepath"
	"text/template"

	"github.com/gookit/goutil/fsutil"
)

func Execute(name string, outPath string, context any) error {
	tplPath := filepath.Join(conf.App.MustString(fmt.Sprintf("templates.%s", name)))

	if !fsutil.IsFile(tplPath) {
		return fmt.Errorf("template file \"%s\" doesn't exist", tplPath)
	}

	outFile, err := os.Create(outPath)
	if err != nil {
		return err
	}

	defer outFile.Close()

	tpl, err := os.ReadFile(tplPath)
	if err != nil {
		return err
	}

	err = template.Must(template.New("tpl").Parse(string(tpl))).Execute(outFile, context)

	if err != nil {
		return err
	}

	return nil
}