const axios = require("axios");
const { createCanvas, loadImage } = require("canvas");
const fs = require("fs");
const path = require("path");

module.exports = {
  config: {
    name: "pain",
    author: "Nyx x ariyan x fahad x saim",
    category: "love",
  },

  onStart: async function ({ api, event, usersData }) {
    try {
      const senderData = await usersData.get(event.senderID);
      const senderName = senderData.name;
      const threadData = await api.getThreadInfo(event.threadID);
      const users = threadData.userInfo;

      const myData = users.find((user) => user.id === event.senderID);
      if (!myData || !myData.gender) {
        return api.sendMessage(
          "⚠ Could not determine your gender.",
          event.threadID,
          event.messageID
        );
      }

      const myGender = myData.gender;
      let matchCandidates = [];

      if (myGender === "MALE") {
        matchCandidates = users.filter(
          (user) => user.gender === "FEMALE" && user.id !== event.senderID
        );
      } else if (myGender === "FEMALE") {
        matchCandidates = users.filter(
          (user) => user.gender === "MALE" && user.id !== event.senderID
        );
      } else {
        return api.sendMessage(
          "⚠ Your gender is undefined. Cannot find a match.",
          event.threadID,
          event.messageID
        );
      }

      if (matchCandidates.length === 0) {
        return api.sendMessage(
          "❌ No suitable match found in the group.",
          event.threadID,
          event.messageID
        );
      }

      const selectedMatch =
        matchCandidates[Math.floor(Math.random() * matchCandidates.length)];
      const matchName = selectedMatch.name;

      // Create canvas
      const width = 800;
      const height = 400;
      const canvas = createCanvas(width, height);
      const ctx = canvas.getContext("2d");

      // ✅ Background image list
      const backgrounds = [
        "https://i.imgur.com/OntEBiq.png", // Background 1
        "https://i.imgur.com/2qRbXwq.jpeg", // Background 2
        "https://i.imgur.com/LfIOwPG.png"  // Background 3
      ];

      // Randomly pick one background
      const randomBgUrl = backgrounds[Math.floor(Math.random() * backgrounds.length)];
      const background = await loadImage(randomBgUrl);

      // Load profile pictures
      const sIdImage = await loadImage(
        `https://graph.facebook.com/${event.senderID}/picture?width=720&height=720&access_token=6628568379%7Cc1e620fa708a1d5696fb991c1bde5662`
      );
      const pairPersonImage = await loadImage(
        `https://graph.facebook.com/${selectedMatch.id}/picture?width=720&height=720&access_token=6628568379%7Cc1e620fa708a1d5696fb991c1bde5662`
      );

      // Draw everything on canvas
      ctx.drawImage(background, 0, 0, width, height);
      ctx.drawImage(sIdImage, 385, 40, 170, 170);
      ctx.drawImage(pairPersonImage, width - 213, 190, 180, 170);

      // Save to file
      const outputPath = path.join(__dirname, "pair_output.png");
      const out = fs.createWriteStream(outputPath);
      const stream = canvas.createPNGStream();
      stream.pipe(out);

      // Wait for image to be saved
      out.on("finish", () => {
        const lovePercent = Math.floor(Math.random() * 31) + 70;

        const message = `🥰𝗦𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹 𝗽𝗮𝗶𝗿𝗶𝗻𝗴
・${senderName} 🎀
・${matchName} 🎀
💌𝗪𝗶𝘀𝗵 𝘆𝗼𝘂 𝘁𝘄𝗼 𝗵𝘂𝗻𝗱𝗿𝗲𝗱 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗵𝗮𝗽𝗽𝗶𝗻𝗲𝘀𝘀 ❤❤

𝗟𝗼𝘃𝗲 𝗽𝗲𝗿𝗰𝗲𝗻𝘁𝗮𝗴𝗲: ${lovePercent}% 💙`;

        api.sendMessage(
          {
            body: message,
            attachment: fs.createReadStream(outputPath),
          },
          event.threadID,
          () => {
            fs.unlinkSync(outputPath);
          },
          event.messageID
        );
      });
    } catch (error) {
      api.sendMessage(
        "❌ An error occurred while trying to find a match.\n" + error.message,
        event.threadID,
        event.messageID
      );
    }
  },
};