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149 lines
5.7 KiB
149 lines
5.7 KiB
import json
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import requests
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import threading # 🟢 برای اجرای بکگراند
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from django.conf import settings
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from django.http import JsonResponse
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from django.shortcuts import render, get_object_or_404
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from django.views.decorators.http import require_http_methods
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from django.db.models import Q
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from django.utils.translation import gettext_lazy as _
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from apps.chat.models import RoomMessage, ChatMessage
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from utils.admin import project_admin_site
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def send_webhook_to_fastapi(room_id, message_data):
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fastapi_url = f"{getattr(settings, 'FASTAPI_SERVER_URL', 'http://127.0.0.1:8000')}/api/internal/webhook/chat-message/"
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headers = {
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"Authorization": getattr(settings, 'INTERNAL_WEBHOOK_SECRET', 'super-secret-key-12345'),
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"Content-Type": "application/json"
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}
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payload = {
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"room_id": room_id,
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"message": message_data
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}
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try:
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# با تایماوت 2 ثانیه میفرستیم که اگر سرور گیر بود، پروسه متوقف نشود
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requests.post(fastapi_url, json=payload, headers=headers, timeout=2.0)
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except Exception as e:
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print(f"⚠️ Webhook to FastAPI failed: {e}")
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def live_chat_dashboard_view(request):
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"""رندر کردن اسکلت اصلی صفحه چت"""
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context = {
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**project_admin_site.each_context(request),
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"title": _("Live Support Chat"),
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}
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return render(request, "admin/chat/live_chat.html", context)
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def api_get_rooms(request):
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"""گرفتن لیست رومها بر اساس دسترسی ادمین"""
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user = request.user
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# ادمین کل همه رومها رو میبینه، استاد فقط رومهای خودش رو
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if user.is_superuser or user.has_role('admin'):
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rooms = RoomMessage.objects.all().order_by('-updated_at')[:50]
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else:
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rooms = RoomMessage.objects.filter(
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Q(initiator=user) | Q(recipient=user) | Q(course__professor=user)
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).distinct().order_by('-updated_at')[:50]
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data = []
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for r in rooms:
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title = r.name or f"Room #{r.id}"
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if r.room_type == 'group' and r.course:
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title = r.course.title
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data.append({
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"id": r.id,
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"title": title,
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"type": r.room_type,
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"unread": r.unread_messages_count,
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"time": r.updated_at.strftime("%H:%M") if r.updated_at else ""
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})
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return JsonResponse({"rooms": data})
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def api_get_messages(request, room_id):
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"""گرفتن پیامهای یک روم خاص (فقط پیامهای جدیدتر از last_id)"""
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last_id = int(request.GET.get('last_id', 0))
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room = get_object_or_404(RoomMessage, id=room_id)
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messages = ChatMessage.objects.filter(
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room=room,
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id__gt=last_id, # جادوی پولینگ: فقط آیدیهای بزرگتر از آخرین پیامی که داریم رو بگیر
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is_deleted=False
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).order_by('id')
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data = []
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for m in messages:
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avatar = m.sender.avatar.url if getattr(m.sender, 'avatar', None) else None
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sender_name = m.sender.fullname or m.sender.email or "Unknown"
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data.append({
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"id": m.id,
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"sender_id": m.sender_id,
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"sender_name": sender_name,
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"avatar": avatar,
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"content": m.content,
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"type": m.content_type,
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"file_url": m.file_url, # از پراپرتی مدلت استفاده کردیم
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"sent_at": m.sent_at.strftime("%H:%M"),
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"is_me": m.sender_id == request.user.id
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})
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return JsonResponse({"messages": data})
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@require_http_methods(["POST"])
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def api_send_message(request, room_id):
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"""ارسال پیام جدید از طریق ایجکس (AJAX)"""
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try:
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body = json.loads(request.body)
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content = body.get('content', '').strip()
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if not content:
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return JsonResponse({"error": "Empty content"}, status=400)
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room = get_object_or_404(RoomMessage, id=room_id)
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# ذخیره در دیتابیس
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msg = ChatMessage.objects.create(
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room=room,
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sender=request.user,
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content=content,
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content_type='text'
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)
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# آپدیت کردن زمان روم
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room.updated_at = msg.sent_at
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room.save(update_fields=['updated_at'])
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# 🟢 ساخت ساختار JSON پیام دقیقاً شبیه به چیزی که FastAPI به فرانت میفرستد
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avatar_url = request.user.avatar.url if getattr(request.user, 'avatar', None) else None
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sender_name = request.user.fullname or request.user.email or "Support"
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message_data = {
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"id": msg.id,
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"room_id": room_id,
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"sender": {
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"id": request.user.id,
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"email": request.user.email,
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"fullname": sender_name,
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"user_type": getattr(request.user, 'user_type', 'admin'),
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"avatar": avatar_url
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},
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"content": msg.content,
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"content_type": msg.content_type,
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"content_size": msg.content_size,
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"sent_at": msg.sent_at.isoformat(),
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"metadata": msg.message_metadata,
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"updated_at": None,
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"is_deleted": False
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}
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# 🟢 شلیک به سمت FastAPI در یک Thread جداگانه
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threading.Thread(target=send_webhook_to_fastapi, args=(room_id, message_data)).start()
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return JsonResponse({"success": True, "message_id": msg.id})
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except Exception as e:
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return JsonResponse({"error": str(e)}, status=500)
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