Fix: Add try/catch to AI banner functions to prevent bot crash when models timeout

bot/bot.js

@@ -16,7 +16,7 @@ dns.setDefaultResultOrder('ipv4first');
 function downloadImage(url) {
     return new Promise((resolve, reject) => {
         const protocol = url.startsWith('https') ? https : http;
-        const req = protocol.get(url, { timeout: 90000 }, (res) => {
+        const req = protocol.get(url, { timeout: 45000 }, (res) => {
             // Redirect bo'lsa — kuzatib borish
             if (res.statusCode >= 300 && res.statusCode < 400 && res.headers.location) {
                 return downloadImage(res.headers.location).then(resolve).catch(reject);
@@ -887,9 +887,9 @@ if (process.env.BOT_TOKEN && process.env.BOT_TOKEN !== 'YOUR_TELEGRAM_BOT_TOKEN'
         const url1 = `https://image.pollinations.ai/prompt/${encoded}?width=1024&height=430&seed=${ts1}&nologo=true&model=gptimage`;
         const url2 = `https://image.pollinations.ai/prompt/${encoded}?width=1024&height=430&seed=${ts2}&nologo=true&model=seedream5`;
         
-        await ctx.reply('⏳ *2 ta super model* ishga tushmoqda...\n\n🔹 GPT Image (OpenAI)\n🔹 Seedream5 (Google)\n\n_Kuting, 20-60 soniya..._', { parse_mode: 'Markdown' });
-        
         try {
+            await ctx.reply('⏳ *2 ta super model* ishga tushmoqda...\n\n🔹 GPT Image (OpenAI)\n🔹 Seedream5 (Google)\n\n_Kuting, 20-60 soniya..._', { parse_mode: 'Markdown' });
+            
             // Ikkalasini xavfsiz yuklab olish qotib qolmasligi uchun biroz kutamiz (stagger resquests)
             let res1, res2;
             try { res1 = await downloadImage(url1); } catch (err) { res1 = null; console.error("URL1 fail:", err); }
@@ -1183,29 +1183,47 @@ if (process.env.BOT_TOKEN && process.env.BOT_TOKEN !== 'YOUR_TELEGRAM_BOT_TOKEN'
 
         // AI Banner — Shablon bilan
         if (state.step === 'ai_template_prompt') {
-            const userText = text.toLowerCase() === 'davom' ? '' : text;
-            await ctx.reply('🧠 Gemini loyihangizni anglab, mukammal prompt tuzmoqda...');
-            const finalPrompt = await enhancePromptWithGemini(userText, state.templateBase);
-            appState[userId] = { step: 'ai_generating', lastPrompt: text, templateBase: state.templateBase, finalPrompt };
-            await generateAIBannerVariants(ctx, finalPrompt, text || aiTemplates[state.templateKey]?.label || 'AI Banner');
+            try {
+                const userText = text.toLowerCase() === 'davom' ? '' : text;
+                await ctx.reply('🧠 Gemini loyihangizni anglab, mukammal prompt tuzmoqda...');
+                const finalPrompt = await enhancePromptWithGemini(userText, state.templateBase);
+                appState[userId] = { step: 'ai_generating', lastPrompt: text, templateBase: state.templateBase, finalPrompt };
+                await generateAIBannerVariants(ctx, finalPrompt, text || aiTemplates[state.templateKey]?.label || 'AI Banner');
+            } catch (e) {
+                console.error("ai_template_prompt error:", e);
+                ctx.reply('❌ Kechirasiz, tarmoqda uzilish yuz berdi. Iltimos qayta urining.', getMainMenu());
+                delete appState[userId];
+            }
             return;
         }
 
         // AI Banner — Erkin yozish
         if (state.step === 'ai_free_prompt_input') {
-            await ctx.reply('🧠 Gemini sizning fikringiz asosida mukammal prompt tuzmoqda...');
-            const finalPrompt = await enhancePromptWithGemini(text);
-            appState[userId] = { step: 'ai_generating', lastPrompt: text, finalPrompt };
-            await generateAIBannerVariants(ctx, finalPrompt, text);
+            try {
+                await ctx.reply('🧠 Gemini sizning fikringiz asosida mukammal prompt tuzmoqda...');
+                const finalPrompt = await enhancePromptWithGemini(text);
+                appState[userId] = { step: 'ai_generating', lastPrompt: text, finalPrompt };
+                await generateAIBannerVariants(ctx, finalPrompt, text);
+            } catch (e) {
+                console.error("ai_free_prompt_input error:", e);
+                ctx.reply('❌ Kechirasiz, tarmoqda xatolik yuz berdi. Iltimos qayta urining.', getMainMenu());
+                delete appState[userId];
+            }
             return;
         }
 
         // AI Banner (eski usul backup)
         if (state.step === 'ai_banner_prompt') {
-            await ctx.reply('🧠 Gemini orqali prompt tayyorlanmoqda...');
-            const finalPrompt = await enhancePromptWithGemini(text);
-            appState[userId] = { step: 'ai_generating', lastPrompt: text, finalPrompt };
-            await generateAIBannerVariants(ctx, finalPrompt, text);
+            try {
+                await ctx.reply('🧠 Gemini orqali prompt tayyorlanmoqda...');
+                const finalPrompt = await enhancePromptWithGemini(text);
+                appState[userId] = { step: 'ai_generating', lastPrompt: text, finalPrompt };
+                await generateAIBannerVariants(ctx, finalPrompt, text);
+            } catch (e) {
+                console.error("ai_banner_prompt error:", e);
+                ctx.reply('❌ Kechirasiz, tarmoqda xatolik yuz berdi. Iltimos qayta urining.', getMainMenu());
+                delete appState[userId];
+            }
             return;
         }