main.go

package main

import (
	"bytes"
	"log"
	"os"

	"github.com/schaermu/go-github-judge-bot/config"
	"github.com/schaermu/go-github-judge-bot/reporters"
)

func main() {
	f, err := os.Open("config.yaml")
	cfg := config.Config{}
	noConfigFile := false
	if err != nil {
		// load static config, show warning
		cfg, _ = config.New(bytes.NewBuffer(config.GetDefaultConfig()))
		noConfigFile = true
	} else {
		cfg, err = config.New(f)
		if err != nil {
			log.Fatalf("Failed to parse config: %v", err)
			return
		}
	}
	defer f.Close()

	args := os.Args[1:]

	if len(args) > 0 {
		// assume stdin as source for url, use stdout reporter
		if noConfigFile {
			println("no config.yaml found, falling back to default config")
			println("")
		}

		stdoutReporter := reporters.NewStdoutReporter(&cfg)
		stdoutReporter.HandleMessage(os.Args[1:][0])
	} else if cfg.Slack.AppToken != "" {
		// start handling events coming in from slack
		slackReporter := reporters.NewSlackReporter(&cfg)
		go slackReporter.HandleMessage("")
		slackReporter.Run()
	} else {
		// print usage
		println("Usage: github-judge [URL]")
		println("")
		println("Note: to start github-judge in bot-mode, make sure to configure it properly.")
	}
}