// code from goatstore
// api: https://store.agi.bd
const fs = require("fs-extra");
const axios = require("axios");
const { loadImage, createCanvas } = require("canvas");

module.exports = {
  config: {
    name: "pair",
    version: "2.0.0",
    author: "EryXenX",
    countDown: 5,
    role: 0,
    description: {
      en: "Find today's random couple or pair with mentioned/replied user",
      bn: "আজকের random জুটি খোঁজো অথবা mention/reply করা ব্যক্তির সাথে pair বানাও",
      hi: "Aaj ka random pair ya mentioned/replied user ke saath pair banao",
      tl: "Hanapin ang random na pares o ipares sa minention/reply na user",
      ar: "ابحث عن زوج عشوائي أو اقترن بالشخص المذكور أو الذي تم الرد عليه"
    },
    category: "fun",
    guide: {
      en: "{pn}"
    }
  },

  langs: {
    en: {
      noMembers: "❌ | Not enough members in this group!",
      invalidTarget: "❌ | This user is not available in the group!",
      error: "❌ | Failed to generate. Try again.",
      result: "💕 Today's Couple 💕\n\n👤 %1\n💑 &\n👤 %2\n\n❤️ Compatibility: %3%\n\n🔁 New pair tomorrow!"
    },

    bn: {
      noMembers: "❌ | গ্রুপে যথেষ্ট সদস্য নেই!",
      invalidTarget: "❌ | এই ইউজারটি গ্রুপে নেই!",
      error: "❌ | তৈরি করতে সমস্যা হয়েছে।",
      result: "💕 আজকের জুটি 💕\n\n👤 %1\n💑 &\n👤 %2\n\n❤️ মিল: %3%\n\n🔁 কাল নতুন জুটি!"
    },

    hi: {
      noMembers: "❌ | Group mein kaafi members nahi hain!",
      invalidTarget: "❌ | Yeh user group mein nahi hai!",
      error: "❌ | Banana fail hua.",
      result: "💕 Aaj ka Pair 💕\n\n👤 %1\n💑 &\n👤 %2\n\n❤️ Compatibility: %3%\n\n🔁 Kal naya pair!"
    },

    tl: {
      noMembers: "❌ | Hindi sapat ang mga miyembro sa grupo!",
      invalidTarget: "❌ | Wala ang user na ito sa grupo!",
      error: "❌ | Hindi nagawa.",
      result: "💕 Pares Ngayon 💕\n\n👤 %1\n💑 &\n👤 %2\n\n❤️ Compatibility: %3%\n\n🔁 Bagong pares bukas!"
    },

    ar: {
      noMembers: "❌ | لا يوجد أعضاء كافيون في المجموعة!",
      invalidTarget: "❌ | هذا المستخدم غير موجود في المجموعة!",
      error: "❌ | فشل الإنشاء.",
      result: "💕 زوج اليوم 💕\n\n👤 %1\n💑 &\n👤 %2\n\n❤️ التوافق: %3%\n\n🔁 زوج جديد غداً!"
    }
  },

  onStart: async function ({
    event,
    message,
    getLang,
    threadsData,
    usersData,
    api
  }) {
    try {
      const { threadID, senderID } = event;

      // Get group information
      const threadInfo = await api.getThreadInfo(threadID);

      const botID = api.getCurrentUserID();

      // All group members except bot
      const members = threadInfo.participantIDs.filter(
        id => id !== botID
      );

      if (members.length < 2) {
        return message.reply(getLang("noMembers"));
      }

      /*
       * ==========================================
       * TARGET SYSTEM
       * ==========================================
       *
       * Priority:
       * 1. Reply to someone's message
       * 2. Mention someone
       * 3. Random member
       */

      let targetID = null;

      // 1. Reply system
      if (
        event.messageReply &&
        event.messageReply.senderID &&
        event.messageReply.senderID !== botID
      ) {
        targetID = event.messageReply.senderID;
      }

      // 2. Mention system
      else if (
        event.mentions &&
        Object.keys(event.mentions).length > 0
      ) {
        targetID = Object.keys(event.mentions)[0];
      }

      /*
       * ==========================================
       * PAIR SELECTION
       * ==========================================
       */

      let id1;
      let id2;

      if (targetID) {
        // Check target exists in group
        if (!members.includes(targetID)) {
          return message.reply(getLang("invalidTarget"));
        }

        // Sender + target
        id1 = senderID;
        id2 = targetID;

        // If sender tries to pair with himself
        if (id1 === id2) {
          const randomMembers = members.filter(
            id => id !== senderID
          );

          if (randomMembers.length < 1) {
            return message.reply(getLang("noMembers"));
          }

          id2 =
            randomMembers[
              Math.floor(Math.random() * randomMembers.length)
            ];
        }
      }

      /*
       * ==========================================
       * RANDOM PAIR
       * ==========================================
       *
       * If no mention/reply:
       * sender + random group member
       */

      else {
        id1 = senderID;

        const randomMembers = members.filter(
          id => id !== senderID
        );

        if (randomMembers.length < 1) {
          return message.reply(getLang("noMembers"));
        }

        id2 =
          randomMembers[
            Math.floor(Math.random() * randomMembers.length)
          ];
      }

      /*
       * ==========================================
       * COMPATIBILITY
       * ==========================================
       */

      const compatibility =
        Math.floor(Math.random() * 51) + 50;

      /*
       * ==========================================
       * USER DATA
       * ==========================================
       */

      const [user1, user2] = await Promise.all([
        usersData.get(id1),
        usersData.get(id2)
      ]);

      const name1 =
        user1 && user1.name
          ? user1.name
          : "Unknown";

      const name2 =
        user2 && user2.name
          ? user2.name
          : "Unknown";

      /*
       * ==========================================
       * FILE PATHS
       * ==========================================
       */

      const ts = Date.now();

      const cacheDir = __dirname + "/cache";

      // Make sure cache folder exists
      fs.ensureDirSync(cacheDir);

      const outputPath =
        cacheDir + "/pair_out_" + ts + ".jpg";

      const avt1Path =
        cacheDir + "/pair_avt1_" + ts + ".jpg";

      const avt2Path =
        cacheDir + "/pair_avt2_" + ts + ".jpg";

      /*
       * ==========================================
       * FACEBOOK PROFILE PICTURES
       * ==========================================
       */

      const accessToken =
        "6628568379%7Cc1e620fa708a1d5696fb991c1bde5662";

      const [res1, res2] = await Promise.all([
        axios.get(
          "https://graph.facebook.com/" +
            id1 +
            "/picture?height=720&width=720&access_token=" +
            accessToken,
          {
            responseType: "arraybuffer"
          }
        ),

        axios.get(
          "https://graph.facebook.com/" +
            id2 +
            "/picture?height=720&width=720&access_token=" +
            accessToken,
          {
            responseType: "arraybuffer"
          }
        )
      ]);

      fs.writeFileSync(
        avt1Path,
        Buffer.from(res1.data)
      );

      fs.writeFileSync(
        avt2Path,
        Buffer.from(res2.data)
      );

      /*
       * ==========================================
       * LOAD IMAGES
       * ==========================================
       */

      const [img1, img2] = await Promise.all([
        loadImage(avt1Path),
        loadImage(avt2Path)
      ]);

      /*
       * ==========================================
       * CREATE CANVAS
       * ==========================================
       */

      const W = 800;
      const H = 400;

      const canvas = createCanvas(W, H);
      const ctx = canvas.getContext("2d");

      /*
       * ==========================================
       * BACKGROUND
       * ==========================================
       */

      const grad =
        ctx.createLinearGradient(0, 0, W, H);

      grad.addColorStop(0, "#ff6b6b");
      grad.addColorStop(0.5, "#ee0979");
      grad.addColorStop(1, "#ff6b6b");

      ctx.fillStyle = grad;
      ctx.fillRect(0, 0, W, H);

      /*
       * ==========================================
       * PROFILE IMAGE 1
       * ==========================================
       */

      const r = 150;

      ctx.save();

      ctx.beginPath();

      ctx.arc(
        r + 30,
        H / 2,
        r,
        0,
        Math.PI * 2
      );

      ctx.closePath();
      ctx.clip();

      ctx.drawImage(
        img1,
        30,
        H / 2 - r,
        r * 2,
        r * 2
      );

      ctx.restore();

      /*
       * ==========================================
       * PROFILE IMAGE 2
       * ==========================================
       */

      ctx.save();

      ctx.beginPath();

      ctx.arc(
        W - r - 30,
        H / 2,
        r,
        0,
        Math.PI * 2
      );

      ctx.closePath();
      ctx.clip();

      ctx.drawImage(
        img2,
        W - r * 2 - 30,
        H / 2 - r,
        r * 2,
        r * 2
      );

      ctx.restore();

      /*
       * ==========================================
       * IMAGE BORDERS
       * ==========================================
       */

      ctx.strokeStyle = "white";
      ctx.lineWidth = 5;

      ctx.beginPath();

      ctx.arc(
        r + 30,
        H / 2,
        r,
        0,
        Math.PI * 2
      );

      ctx.stroke();

      ctx.beginPath();

      ctx.arc(
        W - r - 30,
        H / 2,
        r,
        0,
        Math.PI * 2
      );

      ctx.stroke();

      /*
       * ==========================================
       * HEART
       * ==========================================
       */

      ctx.font = "bold 60px serif";
      ctx.fillStyle = "white";
      ctx.textAlign = "center";

      ctx.fillText(
        "❤️",
        W / 2,
        H / 2 + 20
      );

      /*
       * ==========================================
       * COMPATIBILITY BAR
       * ==========================================
       */

      const barW = 200;
      const barH = 22;

      const barX =
        W / 2 - barW / 2;

      const barY =
        H - 55;

      // Background
      ctx.fillStyle =
        "rgba(255,255,255,0.3)";

      ctx.beginPath();

      ctx.roundRect(
        barX,
        barY,
        barW,
        barH,
        11
      );

      ctx.fill();

      // Progress
      ctx.fillStyle = "white";

      ctx.beginPath();

      ctx.roundRect(
        barX,
        barY,
        barW * (compatibility / 100),
        barH,
        11
      );

      ctx.fill();

      /*
       * ==========================================
       * COMPATIBILITY TEXT
       * ==========================================
       */

      ctx.font =
        "bold 16px sans-serif";

      ctx.fillStyle = "white";
      ctx.textAlign = "center";

      ctx.fillText(
        compatibility + "% Compatible",
        W / 2,
        barY - 8
      );

      /*
       * ==========================================
       * SAVE IMAGE
       * ==========================================
       */

      fs.writeFileSync(
        outputPath,
        canvas.toBuffer("image/jpeg", {
          quality: 0.92
        })
      );

      /*
       * ==========================================
       * RESULT MESSAGE
       * ==========================================
       */

      const body = getLang(
        "result",
        name1,
        name2,
        compatibility
      );

      /*
       * ==========================================
       * SEND RESULT
       * ==========================================
       */

      await message.reply({
        body,
        attachment: fs.createReadStream(outputPath)
      });

      /*
       * ==========================================
       * CLEAN CACHE
       * ==========================================
       */

      [
        avt1Path,
        avt2Path,
        outputPath
      ].forEach(p => {
        try {
          if (fs.existsSync(p)) {
            fs.unlinkSync(p);
          }
        } catch (_) {}
      });

    } catch (err) {
      console.error("Pair Error:", err);

      return message.reply(
        getLang("error")
      );
    }
  }
};