Update app.py

app.py

@@ -98,7 +98,7 @@ class TTLCache:
 CACHE = TTLCache(max_size=100, ttl_seconds=300)
 
 # =====================================================
-# PROVIDERS
+# PROVIDERS - فقط Qwen
 # =====================================================
 def get_provider(name: str):
     try:
@@ -107,27 +107,39 @@ def get_provider(name: str):
         return None
 
 REAL_PROVIDERS = {
-    "Perplexity": get_provider("Perplexity") or get_provider("PerplexityAi"),
-    "Copilot": get_provider("Copilot"),
     "Qwen": get_provider("Qwen"),
-    "Blackbox": get_provider("Blackbox"),
-    "DeepSeek": get_provider("DeepSeek"),
-    "Bing": get_provider("Bing"),
-    "You": get_provider("You"),
 }
 REAL_PROVIDERS = {k: v for k, v in REAL_PROVIDERS.items() if v}
 
 # =====================================================
-# MODEL FALLBACK
+# MODELS - جميع نماذج Qwen
 # =====================================================
 PROVIDER_MODELS_FALLBACK = {
-    "Perplexity": ["sonar", "sonar-pro", "gpt-4o", "llama-3"],
-    "Copilot": ["gpt-4o", "gpt-4", "turbo"],
-    "Qwen": ["qwen-max", "qwen-plus", "qwen-turbo", "qwen"],
-    "Blackbox": ["gpt-4o", "claude-3", "gemini-pro", "llama-3"],
-    "DeepSeek": ["deepseek-chat", "deepseek-coder"],
-    "Bing": ["gpt-4o", "gpt-4"],
-    "You": ["gpt-4o", "claude", "llama-3"],
+    "Qwen": [
+        "qwen-max",
+        "qwen-plus",
+        "qwen-turbo",
+        "qwen-2.5-72b-instruct",
+        "qwen-2.5-32b-instruct",
+        "qwen-2.5-coder-32b-instruct",
+        "qwen-2.5-7b-instruct",
+        "qvq-72b-preview",
+        "qwen2.5-72b",
+        "qwen2.5-32b",
+        "qwen2.5-coder-7b",
+        "qwen2.5-1.5b",
+        "qwen2.5-0.5b",
+        "qwen",
+        "qwen2.5",
+        "qwen-coder",
+        "qwen2.5-coder",
+        "qwen-vl",
+        "qwen-vl-max",
+        "qwen-vl-plus",
+        "qvq-72b",
+        "qwen-max-latest",
+        "qwen-plus-latest",
+    ],
 }
 
 # =====================================================
@@ -150,7 +162,7 @@ def discover_provider_models(provider_obj: Any, provider_name: str) -> List[str]
         except:
             pass
     if not candidates:
-        candidates = PROVIDER_MODELS_FALLBACK.get(provider_name, ["gpt-4o"])
+        candidates = PROVIDER_MODELS_FALLBACK.get(provider_name, ["qwen-max"])
     seen = set()
     return [m for m in candidates if not (m in seen or seen.add(m))]
 
@@ -191,7 +203,7 @@ def clean_stream(chunk):
         return ""
 
 # =====================================================
-# CHAT LOGIC
+# CHAT LOGIC - فقط مع Qwen و fallback محدد
 # =====================================================
 def ask(message: str, history, provider_name: str, model_name: str, stop_flag=None):
     message = (message or "").strip()
@@ -225,8 +237,10 @@ def ask(message: str, history, provider_name: str, model_name: str, stop_flag=No
 
     msgs.append({"role": "user", "content": message})
 
+    # استراتيجية التراجع: فقط Qwen
     fallback_providers = [
-        provider_name, "Perplexity", "Copilot", "Blackbox", "DeepSeek", "Bing", "You", "Qwen"
+        provider_name,
+        "Qwen"
     ]
     used = []
 
@@ -278,14 +292,14 @@ def ask(message: str, history, provider_name: str, model_name: str, stop_flag=No
 # =====================================================
 # FASTAPI
 # =====================================================
-app = FastAPI(title="G4F Smart Router", description="Claude-compatible AI Gateway")
+app = FastAPI(title="G4F Smart Router", description="AI Gateway - Qwen Only")
 
 API_KEY = os.getenv("API_KEY", "mysecretkey123")
 
 class ChatRequest(BaseModel):
     message: str
-    provider: str = "Perplexity"
-    model: str = "sonar"
+    provider: str = "Qwen"
+    model: str = "qwen-max"
     history: List[Any] = []
 
 # =====================================================
@@ -309,34 +323,34 @@ def verify_api_key(request: Request):
     raise HTTPException(status_code=401, detail="Invalid API key. Use 'Authorization: Bearer KEY' or 'X-API-Key: KEY'")
 
 # =====================================================
-# SUPPORT HEAD METHOD (لإصلاح خطأ 405)
+# SUPPORT HEAD METHOD
 # =====================================================
 
 @app.head("/")
 async def head_root():
-    return Response(status_code=200, headers={"Content-Type": "application/json"})
+    return Response(status_code=200)
 
 @app.head("/health")
 async def head_health():
-    return Response(status_code=200, headers={"Content-Type": "application/json"})
+    return Response(status_code=200)
 
 @app.head("/v1/models")
 async def head_models():
-    return Response(status_code=200, headers={"Content-Type": "application/json"})
+    return Response(status_code=200)
 
 # =====================================================
-# CLAUDE-DESKTOP / CLAUDE-CODE COMPATIBLE ENDPOINTS
+# CLAUDE-COMPATIBLE ENDPOINTS
 # =====================================================
 
 @app.get("/v1/models")
 async def v1_models(request: Request):
-    """Anthropic API compatible models endpoint - NO AUTH REQUIRED"""
+    """نماذ�� Qwen المتاحة"""
     
     models = []
     for pname, pobj in REAL_PROVIDERS.items():
         if pname not in _PROVIDER_MODEL_CACHE:
             _PROVIDER_MODEL_CACHE[pname] = discover_provider_models(pobj, pname)
-        for model in _PROVIDER_MODEL_CACHE[pname][:5]:
+        for model in _PROVIDER_MODEL_CACHE[pname][:10]:
             models.append({
                 "id": model,
                 "type": "model",
@@ -345,18 +359,19 @@ async def v1_models(request: Request):
     
     if not models:
         models = [
-            {"id": "sonar", "type": "model", "display_name": "Perplexity - Sonar"},
-            {"id": "sonar-pro", "type": "model", "display_name": "Perplexity - Sonar Pro"},
-            {"id": "gpt-4o", "type": "model", "display_name": "GPT-4o"},
-            {"id": "claude-3", "type": "model", "display_name": "Claude 3"},
-            {"id": "deepseek-chat", "type": "model", "display_name": "DeepSeek Chat"}
+            {"id": "qwen-max", "type": "model", "display_name": "Qwen - Max"},
+            {"id": "qwen-plus", "type": "model", "display_name": "Qwen - Plus"},
+            {"id": "qwen-turbo", "type": "model", "display_name": "Qwen - Turbo"},
+            {"id": "qwen-coder", "type": "model", "display_name": "Qwen - Coder"},
+            {"id": "qwen2.5-72b", "type": "model", "display_name": "Qwen 2.5 - 72B"},
+            {"id": "qwen2.5-32b", "type": "model", "display_name": "Qwen 2.5 - 32B"},
         ]
     
     return {"data": models}
 
 @app.post("/v1/messages")
 async def v1_messages(request: Request):
-    """Anthropic API compatible endpoint for Claude Desktop / Claude Code"""
+    """نقطة نهاية متوافقة مع Claude Desktop"""
     verify_api_key(request)
     
     body = await request.json()
@@ -368,7 +383,7 @@ async def v1_messages(request: Request):
     last_message = messages[-1]
     user_message = last_message.get("content", "")
     
-    model = body.get("model", "sonar")
+    model = body.get("model", "qwen-max")
     system_prompt = body.get("system", "")
     
     history = []
@@ -382,7 +397,7 @@ async def v1_messages(request: Request):
         full_message = f"[System: {system_prompt}]\n\n{user_message}"
     
     full_response = ""
-    for chunk in ask(full_message, history, "Perplexity", model):
+    for chunk in ask(full_message, history, "Qwen", model):
         full_response = chunk
     
     return {
@@ -401,7 +416,7 @@ async def v1_messages(request: Request):
 
 @app.post("/v1/messages/stream")
 async def v1_messages_stream(request: Request):
-    """Anthropic API compatible streaming endpoint"""
+    """نقطة نهاية متدفقة متوافقة مع Claude Desktop"""
     verify_api_key(request)
     
     body = await request.json()
@@ -411,7 +426,7 @@ async def v1_messages_stream(request: Request):
     
     last_message = messages[-1]
     user_message = last_message.get("content", "")
-    model = body.get("model", "sonar")
+    model = body.get("model", "qwen-max")
     system_prompt = body.get("system", "")
     
     full_message = user_message
@@ -425,7 +440,7 @@ async def v1_messages_stream(request: Request):
         
         yield f"event: content_block_start\ndata: {{\"type\": \"content_block_start\", \"index\": 0, \"content_block\": {{\"type\": \"text\", \"text\": \"\"}}}}\n\n"
         
-        for chunk in ask(full_message, [], "Perplexity", model):
+        for chunk in ask(full_message, [], "Qwen", model):
             yield f"event: content_block_delta\ndata: {{\"type\": \"content_block_delta\", \"index\": 0, \"delta\": {{\"type\": \"text_delta\", \"text\": {json.dumps(chunk, ensure_ascii=False)}}}}}\n\n"
         
         yield f"event: message_delta\ndata: {{\"type\": \"message_delta\", \"delta\": {{\"stop_reason\": \"end_turn\", \"stop_sequence\": null}}, \"usage\": {{\"output_tokens\": 100}}}}\n\n"
@@ -447,7 +462,8 @@ async def v1_messages_stream(request: Request):
 @app.get("/")
 async def root():
     return {
-        "message": "G4F Smart Router is running (Claude-compatible)",
+        "message": "G4F Smart Router is running (Qwen Only)",
+        "provider": "Qwen",
         "endpoints": {
             "GET /": "Home page",
             "GET /health": "Health check",