From 6a3684a7b21c2275a5ba38ed98fc904aced2a5fc Mon Sep 17 00:00:00 2001
From: kqlio67 <kqlio67@users.noreply.github.com>
Date: Mon, 21 Oct 2024 20:01:10 +0300
Subject: Restored provider (g4f/Provider/nexra/NexraBing.py)

---
 g4f/Provider/nexra/NexraBing.py | 142 +++++++++++++++++++---------------------
 1 file changed, 69 insertions(+), 73 deletions(-)

(limited to 'g4f/Provider')

diff --git a/g4f/Provider/nexra/NexraBing.py b/g4f/Provider/nexra/NexraBing.py
index 1e56ded8..755bedd5 100644
--- a/g4f/Provider/nexra/NexraBing.py
+++ b/g4f/Provider/nexra/NexraBing.py
@@ -1,95 +1,91 @@
 from __future__ import annotations
 
-from aiohttp import ClientSession
-from aiohttp.client_exceptions import ContentTypeError
-
-from ...typing import AsyncResult, Messages
-from ..base_provider import AsyncGeneratorProvider, ProviderModelMixin
-from ..helper import format_prompt
 import json
+import requests
 
+from ...typing import CreateResult, Messages
+from ..base_provider import ProviderModelMixin, AbstractProvider
+from ..helper import format_prompt
 
-class NexraBing(AsyncGeneratorProvider, ProviderModelMixin):
+class NexraBing(AbstractProvider, ProviderModelMixin):
     label = "Nexra Bing"
     url = "https://nexra.aryahcr.cc/documentation/bing/en"
     api_endpoint = "https://nexra.aryahcr.cc/api/chat/complements"
-    working = False
-    supports_stream = False
+    working = True
+    supports_stream = True
     
-    default_model = 'Bing (Balanced)'
-    models = ['Bing (Balanced)', 'Bing (Creative)', 'Bing (Precise)']
+    default_model = 'Balanced'
+    models = [default_model, 'Creative', 'Precise']
     
     model_aliases = {
-        "gpt-4": "Bing (Balanced)",
-        "gpt-4": "Bing (Creative)",
-        "gpt-4": "Bing (Precise)",
+        "gpt-4": "Balanced",
+        "gpt-4": "Creative",
+        "gpt-4": "Precise",
     }
 
     @classmethod
-    def get_model_and_style(cls, model: str) -> tuple[str, str]:
-        # Default to the default model if not found
-        model = cls.model_aliases.get(model, model)
-        if model not in cls.models:
-            model = cls.default_model
-
-        # Extract the base model and conversation style
-        base_model, conversation_style = model.split(' (')
-        conversation_style = conversation_style.rstrip(')')
-        return base_model, conversation_style
-
+    def get_model(cls, model: str) -> str:
+        if model in cls.models:
+            return model
+        elif model in cls.model_aliases:
+            return cls.model_aliases[model]
+        else:
+            return cls.default_model
+            
     @classmethod
-    async def create_async_generator(
+    def create_completion(
         cls,
         model: str,
         messages: Messages,
-        proxy: str = None,
-        stream: bool = False,
-        markdown: bool = False,
+        stream: bool,
         **kwargs
-    ) -> AsyncResult:
-        base_model, conversation_style = cls.get_model_and_style(model)
-        
+    ) -> CreateResult:
+        model = cls.get_model(model)
+
         headers = {
-            "Content-Type": "application/json",
-            "origin": cls.url,
-            "referer": f"{cls.url}/chat",
+            'Content-Type': 'application/json'
         }
-        async with ClientSession(headers=headers) as session:
-            prompt = format_prompt(messages)
-            data = {
-                "messages": [
-                    {
-                        "role": "user",
-                        "content": prompt
-                    }
-                ],
-                "conversation_style": conversation_style,
-                "markdown": markdown,
-                "stream": stream,
-                "model": base_model
-            }
-            async with session.post(cls.api_endpoint, json=data, proxy=proxy) as response:
-                response.raise_for_status()
-                try:
-                    # Read the entire response text
-                    text_response = await response.text()
-                    # Split the response on the separator character
-                    segments = text_response.split('\x1e')
-                    
-                    complete_message = ""
-                    for segment in segments:
-                        if not segment.strip():
-                            continue
-                        try:
-                            response_data = json.loads(segment)
-                            if response_data.get('message'):
-                                complete_message = response_data['message']
-                            if response_data.get('finish'):
-                                break
-                        except json.JSONDecodeError:
-                            raise Exception(f"Failed to parse segment: {segment}")
+        
+        data = {
+            "messages": [
+                {
+                    "role": "user",
+                    "content": format_prompt(messages)
+                }
+            ],
+            "conversation_style": model,
+            "markdown": False,
+            "stream": stream,
+            "model": "Bing"
+        }
+        
+        response = requests.post(cls.api_endpoint, headers=headers, json=data, stream=True)
+
+        return cls.process_response(response)
+
+    @classmethod
+    def process_response(cls, response):
+        if response.status_code != 200:
+            yield f"Error: {response.status_code}"
+            return
+
+        full_message = ""
+        for chunk in response.iter_content(chunk_size=None):
+            if chunk:
+                messages = chunk.decode('utf-8').split('\x1e')
+                for message in messages:
+                    try:
+                        json_data = json.loads(message)
+                        if json_data.get('finish', False):
+                            return
+                        current_message = json_data.get('message', '')
+                        if current_message:
+                            new_content = current_message[len(full_message):]
+                            if new_content:
+                                yield new_content
+                                full_message = current_message
+                    except json.JSONDecodeError:
+                        continue
 
-                    # Yield the complete message
-                    yield complete_message
-                except ContentTypeError:
-                    raise Exception("Failed to parse response content type.")
+        if not full_message:
+            yield "No message received"
-- 
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