package tweeter

import (
	"bytes"
	"encoding/json"
	"html"
	"log"
	"net/http"
	"strings"

	ts "github.com/imperatrona/twitter-scraper"
	//"strconv"
)

const (
	BaseIcon = "https://abs.twimg.com/icons/apple-touch-icon-192x192.png"
)

type Webhook struct {
	Content string   `json:"content"`
	Name    string   `json:"username,omitempty"`
	Avatar  string   `json:"avatar_url,omitempty"`
	Mention *Mention `json:"allowed_mentions,omitempty"`
	Embeds  []*Embed `json:"embeds,omitempty"`
}

type Mention struct {
	Parse       []string `json:"parse,omitempty"`
	Roles       []string `json:"roles,omitempty"`
	Users       []string `json:"users,omitempty"`
	RepliedUser bool     `json:"replied_user,omitempty"`
}

func (app App) SendToWebhook(tweets []*ts.Tweet) {
	for _, tweet := range tweets {
		webhooksToSend := []*Webhook{}
		data := Webhook{
			Mention: &Mention{Parse: []string{"roles"}},
		}
		webhooksToSend = append(webhooksToSend, &data)

		if len(tweet.Videos) > 0 {
			webhooksToSend = append(webhooksToSend, &Webhook{
				Content: "[\u2800](" + app.config.HostURL + "/video/" + tweet.ID + ")",
				Mention: &Mention{Parse: []string{"roles"}},
			})
		}

		mainEmbed := data.NewEmbedWithURL(tweet.PermanentURL)
		mainEmbed.SetAuthor(tweet.Name+" (@"+tweet.Username+")", app.config.HostURL+"/tweet/"+tweet.ID, app.config.HostURL+"/avatar/"+tweet.Username)
		mainEmbed.SetColor("#26a7de")
		mainEmbed.SetTimestamp(tweet.TimeParsed)
		//mainEmbed.SetFooter("Twitter", BaseIcon)
		//mainEmbed.SetFooter("Twitter • <t:" + strconv.FormatInt((tweet.Timestamp), 10) + ":R>", BaseIcon)

		tweetText := tweet.Text
		for i, photo := range tweet.Photos {
			embed := mainEmbed
			if i > 0 {
				embed = data.NewEmbedWithURL(tweet.PermanentURL)
			}
			embed.SetImage(photo.URL)
			tweetText = strings.ReplaceAll(tweetText, photo.URL, "")
		}
		for _, gif := range tweet.GIFs {
			//embed := mainEmbed
			//if i > 0 {
			//	embed = data.NewEmbedWithURL(tweet.PermanentURL)
			//}
			//embed.SetImage(gif.Preview)
			tweetText = strings.ReplaceAll(tweetText, gif.Preview, "")
			tweetText = strings.ReplaceAll(tweetText, gif.URL, "")
		}
		for _, video := range tweet.Videos {
			//embed := mainEmbed
			//if i > 0 {
			//	embed = data.NewEmbedWithURL(tweet.PermanentURL)
			//}
			//embed.SetImage(video.Preview)
			tweetText = strings.ReplaceAll(tweetText, video.Preview, "")
			tweetText = strings.ReplaceAll(tweetText, video.URL, "")
		}

		mainEmbed.SetText(html.UnescapeString(strings.TrimSpace(tweetText)))

		for _, data := range webhooksToSend {
			err := sendRequest(app.config.Webhook, data)
			if err != nil {
				log.Printf("Error while sending webhook for tweet %s: %s", tweet.ID, err.Error())
				continue
			}
		}

	}
}

func sendRequest(url string, data *Webhook) error {
	jsonData, err := json.Marshal(data)
	if err != nil {
		return err
	}

	resp, err := http.Post(url, "application/json", bytes.NewBuffer(jsonData))
	if err != nil {
		return err
	}
	defer resp.Body.Close()

	return nil
}