package templater

import (
	"encoding/json"
	"fmt"

	"forge.cadoles.com/pcaseiro/templatefile/pkg/utils"
)

type HelmRepository struct {
	Repository
}

func (hr *HelmRepository) repoExists() (bool, error) {
	var repos []HelmRepository

	stdOut, stdErr, err := utils.RunSystemCommand("helm", "repo", "list", "-o", "json")
	if err != nil {
		return false, fmt.Errorf("%s %v", stdErr, err)
	}
	err = json.Unmarshal(stdOut, &repos)
	if err != nil {
		return false, err
	}

	for _, repo := range repos {
		if repo.Name == hr.Name {
			return true, nil
		}
	}
	return false, nil
}

func (hr *HelmRepository) Add() error {

	repoExists, err := hr.repoExists()
	if err != nil {
		return err
	}

	if repoExists {
		return nil
	} else {
		_, stdErr, err := utils.RunSystemCommand("helm", "repo", "add", hr.Name, hr.URL)
		if err != nil {
			return fmt.Errorf("%s %v", stdErr, err)
		}
	}

	return nil

}

func (hr *HelmRepository) Update() error {
	return nil
}

func (hr *HelmRepository) Delete() error {
	return nil
}

func (hr *HelmRepository) Manage() error {
	if hr.Enabled {
		return hr.Add()
	} else {
		return hr.Delete()
	}
}