From a2b5446b2e449f3107d9980d8eaac0a3ae07730f Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <hlohaus@users.noreply.github.com>
Date: Wed, 17 Apr 2024 10:33:23 +0200
Subject: Fix DuckDuckGo Provider issues Fix PerplexityLabs, FlowGpt Provider
 Update Bing, Gemini Provider

---
 g4f/requests/curl_cffi.py | 34 +++++++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

(limited to 'g4f/requests/curl_cffi.py')

diff --git a/g4f/requests/curl_cffi.py b/g4f/requests/curl_cffi.py
index e955d640..d0d44ba7 100644
--- a/g4f/requests/curl_cffi.py
+++ b/g4f/requests/curl_cffi.py
@@ -6,6 +6,11 @@ try:
     has_curl_mime = True
 except ImportError:
     has_curl_mime = False
+try:
+    from curl_cffi.requests import CurlWsFlag
+    has_curl_ws = True
+except ImportError:
+    has_curl_ws = False
 from typing import AsyncGenerator, Any
 from functools import partialmethod
 import json
@@ -73,6 +78,12 @@ class StreamSession(AsyncSession):
         """Create and return a StreamResponse object for the given HTTP request."""
         return StreamResponse(super().request(method, url, stream=True, **kwargs))
 
+    def ws_connect(self, url, *args, **kwargs):
+        return WebSocket(self, url)
+
+    def _ws_connect(self, url):
+        return super().ws_connect(url)
+
     # Defining HTTP methods as partial methods of the request method.
     head = partialmethod(request, "HEAD")
     get = partialmethod(request, "GET")
@@ -88,4 +99,25 @@ if has_curl_mime:
 else:
     class FormData():
         def __init__(self) -> None:
-            raise RuntimeError("CurlMimi in curl_cffi is missing | pip install -U g4f[curl_cffi]")
\ No newline at end of file
+            raise RuntimeError("CurlMimi in curl_cffi is missing | pip install -U g4f[curl_cffi]")
+
+class WebSocket():
+    def __init__(self, session, url) -> None:
+        if not has_curl_ws:
+            raise RuntimeError("CurlWsFlag in curl_cffi is missing | pip install -U g4f[curl_cffi]")
+        self.session: StreamSession = session
+        self.url: str = url
+
+    async def __aenter__(self):
+        self.inner = await self.session._ws_connect(self.url)
+        return self
+
+    async def __aexit__(self, *args):
+        self.inner.aclose()
+
+    async def receive_str(self) -> str:
+        bytes, _ = await self.inner.arecv()
+        return bytes.decode(errors="ignore")
+
+    async def send_str(self, data: str):
+        await self.inner.asend(data.encode(), CurlWsFlag.TEXT)
\ No newline at end of file
-- 
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