package main

import (
	"fmt"
	"os"
	"tweetdistributor/discord"
	"tweetdistributor/output"
	"unicode/utf8"

	"github.com/bwmarrin/discordgo"
)

const maxTweetLength = 140

func main() {
	d := discord.Discord(os.Getenv("DISCORD_TOKEN"), os.Getenv("DISCORD_CHANNEL"))

	tweetchannel := make(chan *discordgo.MessageCreate, 1)
	d.BeginRead(tweetchannel)

	d.Write("Tweetdistributor Started")

	var outputs []output.OutputInterface
	outputs = append(outputs, output.StdOutput())
	outputs = append(outputs, output.TwitterOutput(os.Getenv("TW_ACCESS_TOKEN"), os.Getenv("TW_ACCESS_SECRET")))
	outputs = append(outputs, output.BlueskyOutput(os.Getenv("BSKY_IDENTIFIER"), os.Getenv("BSKY_PASSWORD")))

	for tweet := range tweetchannel {
		if length := utf8.RuneCountInString(tweet.Content); length > maxTweetLength {
			errstr := fmt.Sprintf("Error: message is %d characters, exceeding the %d character limit; not posted", length, maxTweetLength)
			fmt.Fprintln(os.Stderr, errstr)
			d.Write(errstr)
			continue
		}
		for _, output := range outputs {
			err := output.Write(tweet.Content)
			if err != nil {
				errstr := fmt.Sprintf("%s Error: %s", output.GetName(), err)
				fmt.Fprintln(os.Stderr, errstr)
				d.Write(errstr)
			}
		}
	}
}