package main

import (
	"fmt"
	"io/ioutil"
	"os"
	"path/filepath"

	"gopkg.in/yaml.v2"
)

func verifyTideliftYamlExists(directory string) bool {
	filepath := fmt.Sprintf("%s/.tidelift.yml", directory)

	if fileExists(filepath) {
		return true
	}

	return false
}

func passesMinimumRequirements(directory string) string {

	filename, _ := filepath.Abs(fmt.Sprintf("%s/.tidelift.yml", directory))

	yamlFile, err := ioutil.ReadFile(filename)

	check(err)

	type TideliftYML struct {
		TeamName       string `yaml:"team-name"`
		RepositoryName string `yaml:"repository-name"`
	}

	var yml TideliftYML

	err = yaml.Unmarshal(yamlFile, &yml)

	check(err)

	// Check for Team name
	if len(yml.TeamName) <= 0 {
		return "team-name"
	}

	// Check for Repository Name
	if len(yml.RepositoryName) <= 0 {
		return "repository-name"
	}

	return ""
}

func check(e error) {
	if e != nil {
		panic(e)
	}
}

func fileExists(filename string) bool {

	info, err := os.Stat(filename)

	if os.IsNotExist(err) {
		return false
	}
	return !info.IsDir()
}