From e54e8755fa4b8155dbc7d3be2cc9281596fc0f00 Mon Sep 17 00:00:00 2001
From: kqlio67 <kqlio67@users.noreply.github.com>
Date: Mon, 21 Oct 2024 21:41:17 +0300
Subject: Restored provider (g4f/Provider/nexra/NexraChatGPT4o.py)

---
 g4f/Provider/nexra/NexraChatGPT4o.py | 116 +++++++++++++++++++----------------
 1 file changed, 64 insertions(+), 52 deletions(-)

(limited to 'g4f/Provider')

diff --git a/g4f/Provider/nexra/NexraChatGPT4o.py b/g4f/Provider/nexra/NexraChatGPT4o.py
index f5e98177..e1a65350 100644
--- a/g4f/Provider/nexra/NexraChatGPT4o.py
+++ b/g4f/Provider/nexra/NexraChatGPT4o.py
@@ -1,73 +1,85 @@
 from __future__ import annotations
 
-from aiohttp import ClientSession
+import json
+import requests
 
-from ...typing import AsyncResult, Messages
-from ..base_provider import AsyncGeneratorProvider, ProviderModelMixin
+from ...typing import CreateResult, Messages
+from ..base_provider import ProviderModelMixin, AbstractProvider
 from ..helper import format_prompt
-import json
 
-class NexraChatGPT4o(AsyncGeneratorProvider, ProviderModelMixin):
+class NexraChatGPT4o(AbstractProvider, ProviderModelMixin):
     label = "Nexra ChatGPT4o"
     url = "https://nexra.aryahcr.cc/documentation/chatgpt/en"
     api_endpoint = "https://nexra.aryahcr.cc/api/chat/complements"
-    working = False
-    supports_stream = False
+    working = True
+    supports_stream = True
     
-    default_model = 'gpt-4o'
+    default_model = "gpt-4o"
     models = [default_model]
-    
+
     @classmethod
     def get_model(cls, model: str) -> str:
         return cls.default_model
-
+            
     @classmethod
-    async def create_async_generator(
+    def create_completion(
         cls,
         model: str,
         messages: Messages,
-        proxy: str = None,
+        stream: bool,
+        markdown: bool = False,
         **kwargs
-    ) -> AsyncResult:
+    ) -> CreateResult:
         model = cls.get_model(model)
-        
+
         headers = {
-            "Content-Type": "application/json",
+            'Content-Type': 'application/json'
         }
-        async with ClientSession(headers=headers) as session:
-            data = {
-                "messages": [
-                    {
-                        "role": "user",
-                        "content": format_prompt(messages)
-                    }
-                ],
-                "stream": False,
-                "markdown": False,
-                "model": model
-            }
-            async with session.post(cls.api_endpoint, json=data, proxy=proxy) as response:
-                response.raise_for_status()
-                buffer = ""
-                last_message = ""
-                async for chunk in response.content.iter_any():
-                    chunk_str = chunk.decode()
-                    buffer += chunk_str
-                    while '{' in buffer and '}' in buffer:
-                        start = buffer.index('{')
-                        end = buffer.index('}', start) + 1
-                        json_str = buffer[start:end]
-                        buffer = buffer[end:]
-                        try:
-                            json_obj = json.loads(json_str)
-                            if json_obj.get("finish"):
-                                if last_message:
-                                    yield last_message
-                                return
-                            elif json_obj.get("message"):
-                                last_message = json_obj["message"]
-                        except json.JSONDecodeError:
-                            pass
-                
-                if last_message:
-                    yield last_message
+        
+        data = {
+            "messages": [
+                {
+                    "role": "user",
+                    "content": format_prompt(messages)
+                }
+            ],
+            "stream": stream,
+            "markdown": markdown,
+            "model": model
+        }
+        
+        response = requests.post(cls.api_endpoint, headers=headers, json=data, stream=stream)
+
+        if stream:
+            return cls.process_streaming_response(response)
+        else:
+            return cls.process_non_streaming_response(response)
+
+    @classmethod
+    def process_non_streaming_response(cls, response):
+        if response.status_code == 200:
+            try:
+                content = response.text.lstrip('')
+                data = json.loads(content)
+                return data.get('message', '')
+            except json.JSONDecodeError:
+                return "Error: Unable to decode JSON response"
+        else:
+            return f"Error: {response.status_code}"
+
+    @classmethod
+    def process_streaming_response(cls, response):
+        full_message = ""
+        for line in response.iter_lines(decode_unicode=True):
+            if line:
+                try:
+                    line = line.lstrip('')
+                    data = json.loads(line)
+                    if data.get('finish'):
+                        break
+                    message = data.get('message', '')
+                    if message and message != full_message:
+                        yield message[len(full_message):]
+                        full_message = message
+                except json.JSONDecodeError:
+                    pass
-- 
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