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

module.exports = {
 config: {
 name: "welcome",
 version: "9.0",
 author: "Shakib x EryXenX",
 category: "events"
 },
 langs: {
 en: {
 defaultWelcomeMessage: "🌸 HELLO {userName} 🎀\nWELCOME TO OUR GROUP — CRAZY SQUAD\n📌 YOU'RE THE {memberCount}th MEMBER!\n✨ Added by {inviterName}",
 botAddedMessage: "Thanks for adding me!"
 }
 },
 onStart: async ({ threadsData, message, event, api, usersData, getLang }) => {
 if (event.logMessageType!== "log:subscribe") return;
 const { threadID } = event;
 const threadData = await threadsData.get(threadID);
 if (!threadData.settings.sendWelcomeMessage) return;

 const addedMembers = event.logMessageData.addedParticipants;
 const threadName = threadData.threadName || "CRAZY SQUAD";
 const inviterID = event.author;

 for (const user of addedMembers) {
 const userID = user.userFbId;
 const botID = api.getCurrentUserID();
 if (userID == botID) return;

 const userName = user.fullName;
 const inviterName = await usersData.getName(inviterID);
 const memberCount = event.participantIDs.length;
 let { welcomeMessage = getLang("defaultWelcomeMessage") } = threadData.data;
 welcomeMessage = welcomeMessage
 .replace(/\{userName\}/g, userName)
 .replace(/\{threadName\}/g, threadName)
 .replace(/\{memberCount\}/g, memberCount)
 .replace(/\{inviterName\}/g, inviterName);

 let welcomeImagePath = null;
 try {
 welcomeImagePath = await createWelcomeCard({ userName, threadName, memberCount, inviterName, newUserID: userID, inviterID, threadID, api });
 } catch (e) { console.log(e); }

 const form = { body: welcomeMessage, mentions: [{ tag: userName, id: userID }] };
 if (welcomeImagePath && fs.existsSync(welcomeImagePath)) {
 form.attachment = fs.createReadStream(welcomeImagePath);
 }
 message.send(form);
 if (welcomeImagePath) setTimeout(() => fs.unlinkSync(welcomeImagePath), 5000);
 }
 }
};

const ACCESS_TOKEN = "6628568379%7Cc1e620fa708a1d5696fb991c1bde5662";
async function downloadHighQualityProfile(userID) {
 try {
 const url = `https://graph.facebook.com/${userID}/picture?width=500&height=500&access_token=${ACCESS_TOKEN}`;
 const res = await axios({ method: 'GET', url, responseType: 'arraybuffer', timeout: 10000 });
 return Buffer.from(res.data, 'binary');
 } catch { return null; }
}
async function downloadImage(url) {
 try {
 const res = await axios({ method: 'GET', url, responseType: 'arraybuffer', timeout: 10000 });
 return Buffer.from(res.data, 'binary');
 } catch { return null; }
}
function ordinal(n) { const s = ['th','st','nd','rd'], v = n%100; return n+(s[(v-20)%10]||s[v]||s[0]); }
function roundRect(ctx,x,y,w,h,r){ctx.beginPath();ctx.moveTo(x+r,y);ctx.lineTo(x+w-r,y);ctx.quadraticCurveTo(x+w,y,x+w,y+r);ctx.lineTo(x+w,y+h-r);ctx.quadraticCurveTo(x+w,y+h,x+w-r,y+h);ctx.lineTo(x+r,y+h);ctx.quadraticCurveTo(x,y+h,x,y+h-r);ctx.lineTo(x,y+r);ctx.quadraticCurveTo(x,y,x+r,y);ctx.closePath();}
function drawCircleAvatar(ctx,img,cx,cy,r){ctx.save();ctx.beginPath();ctx.arc(cx,cy,r,0,Math.PI*2);ctx.clip();ctx.drawImage(img,cx-r,cy-r,r*2,r*2);ctx.restore();}

async function createWelcomeCard({ userName, memberCount, newUserID, inviterID, api }) {
 const W = 1200, H = 630;
 const canvas = createCanvas(W, H);
 const ctx = canvas.getContext('2d');

 // RED FOREST BACKGROUND
 let bgImg = null;
 try {
 const localBgPath = path.join(__dirname, "red_bg.jpg");
 if (fs.existsSync(localBgPath)) bgImg = await loadImage(localBgPath);
 } catch {}
 if (!bgImg) {
 // fallback online red forest
 try {
 const buf = await downloadImage("https://i.ibb.co/3s6Q2jP/red-forest.jpg");
 if(buf) bgImg = await loadImage(buf);
 } catch {}
 }

 if (bgImg) ctx.drawImage(bgImg, 0, 0, W, H);
 else { ctx.fillStyle = '#2b0a0a'; ctx.fillRect(0,0,W,H); }

 // Dark overlay for text readable
 ctx.fillStyle = 'rgba(0,0,0,0.55)';
 ctx.fillRect(0,0,W,H);

 // Profile
 async function loadProfile(uid){
 const buf = await downloadHighQualityProfile(uid);
 if(buf) return loadImage(buf).catch(()=>null);
 return null;
 }
 const [newUserImg, inviterImg] = await Promise.all([loadProfile(newUserID), loadProfile(inviterID)]);

 const splitX = Math.round(W*0.38);
 // Left side dark
 ctx.fillStyle = 'rgba(0,0,0,0.6)';
 ctx.fillRect(0,0,splitX,H);

 const leftCX = splitX/2;
 const avatarR = 115;
 const avatarY = H/2 - 20;

 // Green glow ring like your old code
 ctx.save();
 ctx.shadowColor = 'rgba(46,204,113,0.7)';
 ctx.shadowBlur = 25;
 ctx.strokeStyle = 'rgba(46,204,113,0.9)';
 ctx.lineWidth = 3;
 ctx.beginPath(); ctx.arc(leftCX, avatarY, avatarR+8, 0, Math.PI*2); ctx.stroke();
 ctx.restore();

 if(newUserImg) drawCircleAvatar(ctx, newUserImg, leftCX, avatarY, avatarR);

 ctx.textAlign = 'center';
 ctx.font = 'bold 30px Arial';
 ctx.fillStyle = '#fff';
 ctx.fillText(userName.slice(0,22), leftCX, avatarY+avatarR+35);

 ctx.font = 'bold 16px Arial';
 ctx.fillStyle = '#00ff99';
 ctx.fillText(`✦ ${ordinal(memberCount)} Member ✦`, leftCX, avatarY+avatarR+65);

 // Right side text
 const rX = splitX + 40;
 ctx.textAlign = 'left';
 ctx.font = 'bold 42px Arial';
 ctx.fillStyle = '#fff';
 ctx.fillText('Welcome To', rX, 120);
 ctx.fillStyle = '#ff4d4d';
 ctx.fillText('CRAZY SQUAD', rX, 170);

 ctx.font = '18px Arial';
 ctx.fillStyle = 'rgba(255,255,255,0.8)';
 ctx.fillText(`Hi ${userName}, you're now part of our family!`, rX, 230);
 ctx.fillText(`Invited by: ${inviterName}`, rX, 260);

 // Powered by
 ctx.textAlign = 'center';
 ctx.font = 'bold 22px Arial';
 const grad = ctx.createLinearGradient(W/2-100,0,W/2+100,0);
 grad.addColorStop(0,'#fff'); grad.addColorStop(1,'#2ecc71');
 ctx.fillStyle = grad;
 ctx.fillText('Powered By MEHEDI KHAN', rX + (W-rX)/2 - 20, H-80);

 const tempPath = path.join(__dirname, `temp_welcome_${Date.now()}.png`);
 await fs.writeFile(tempPath, canvas.toBuffer('image/png'));
 return tempPath;
}