package apigen

import (
	"fmt"

	"github.com/zeromicro/go-zero/tools/goctl/util/pathx"
)

const (
	category        = "api"
	apiTemplateFile = "template.tpl"
)

var templates = map[string]string{
	apiTemplateFile: apiTemplate,
}

// Category returns the category of the api files.
func Category() string {
	return category
}

// Clean cleans the generated deployment files.
func Clean() error {
	return pathx.Clean(category)
}

// GenTemplates generates api template files.
func GenTemplates() error {
	return pathx.InitTemplates(category, templates)
}

// RevertTemplate reverts the given template file to the default value.
func RevertTemplate(name string) error {
	content, ok := templates[name]
	if !ok {
		return fmt.Errorf("%s: no such file name", name)
	}
	return pathx.CreateTemplate(category, name, content)
}

// Update updates the template files to the templates built in current goctl.
func Update() error {
	err := Clean()
	if err != nil {
		return err
	}

	return pathx.InitTemplates(category, templates)
}