1 files changed, 285 insertions, 0 deletions
diff --git a/g4f/Provider/nexra/NexraChatGPT.py b/g4f/Provider/nexra/NexraChatGPT.py
new file mode 100644
index 00000000..074a0363
--- /dev/null
+++ b/g4f/Provider/nexra/NexraChatGPT.py
@@ -0,0 +1,285 @@
+from __future__ import annotations
+
+import asyncio
+import json
+import requests
+from typing import Any, Dict
+
+from ...typing import AsyncResult, Messages
+from ..base_provider import AsyncGeneratorProvider, ProviderModelMixin
+from ..helper import format_prompt
+
+
+class NexraChatGPT(AsyncGeneratorProvider, ProviderModelMixin):
+    label = "Nexra ChatGPT"
+    url = "https://nexra.aryahcr.cc/documentation/chatgpt/en"
+    api_endpoint_nexra_chatgpt = "https://nexra.aryahcr.cc/api/chat/gpt"
+    api_endpoint_nexra_chatgpt4o = "https://nexra.aryahcr.cc/api/chat/complements"
+    api_endpoint_nexra_chatgpt_v2 = "https://nexra.aryahcr.cc/api/chat/complements"
+    api_endpoint_nexra_gptweb = "https://nexra.aryahcr.cc/api/chat/gptweb"
+    working = True
+    supports_system_message = True
+    supports_message_history = True
+    supports_stream = True
+    
+    default_model = 'gpt-3.5-turbo'
+    nexra_chatgpt = [
+        'gpt-4', 'gpt-4-0613', 'gpt-4-0314', 'gpt-4-32k-0314',
+        default_model, 'gpt-3.5-turbo-16k', 'gpt-3.5-turbo-0613', 'gpt-3.5-turbo-16k-0613', 'gpt-3.5-turbo-0301', 
+        'text-davinci-003', 'text-davinci-002', 'code-davinci-002', 'gpt-3', 'text-curie-001', 'text-babbage-001', 'text-ada-001', 'davinci', 'curie', 'babbage', 'ada', 'babbage-002', 'davinci-002'
+    ]
+    nexra_chatgpt4o = ['gpt-4o']
+    nexra_chatgptv2 = ['chatgpt']
+    nexra_gptweb = ['gptweb']
+    models = nexra_chatgpt + nexra_chatgpt4o + nexra_chatgptv2 + nexra_gptweb
+    
+    model_aliases = {
+        "gpt-4": "gpt-4-0613",
+        "gpt-4-32k": "gpt-4-32k-0314",
+        "gpt-3.5-turbo": "gpt-3.5-turbo-16k",
+        "gpt-3.5-turbo-0613": "gpt-3.5-turbo-16k-0613",
+        "gpt-3": "text-davinci-003",
+        "text-davinci-002": "code-davinci-002",
+        "text-curie-001": "text-babbage-001",
+        "text-ada-001": "davinci",
+        "curie": "babbage",
+        "ada": "babbage-002",
+        "davinci-002": "davinci-002",
+        "chatgpt": "chatgpt",
+        "gptweb": "gptweb"
+    }
+
+    @classmethod
+    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(
+        cls,
+        model: str,
+        messages: Messages,
+        stream: bool = False,
+        proxy: str = None,
+        markdown: bool = False,
+        **kwargs
+    ) -> AsyncResult:
+        if model in cls.nexra_chatgpt:
+            async for chunk in cls._create_async_generator_nexra_chatgpt(model, messages, proxy, **kwargs):
+                yield chunk
+        elif model in cls.nexra_chatgpt4o:
+            async for chunk in cls._create_async_generator_nexra_chatgpt4o(model, messages, stream, proxy, markdown, **kwargs):
+                yield chunk
+        elif model in cls.nexra_chatgptv2:
+            async for chunk in cls._create_async_generator_nexra_chatgpt_v2(model, messages, stream, proxy, markdown, **kwargs):
+                yield chunk
+        elif model in cls.nexra_gptweb:
+            async for chunk in cls._create_async_generator_nexra_gptweb(model, messages, proxy, **kwargs):
+                yield chunk
+
+    @classmethod
+    async def _create_async_generator_nexra_chatgpt(
+        cls,
+        model: str,
+        messages: Messages,
+        proxy: str = None,
+        markdown: bool = False,
+        **kwargs
+    ) -> AsyncResult:
+        model = cls.get_model(model)
+        
+        headers = {
+            "Content-Type": "application/json"
+        }
+        
+        prompt = format_prompt(messages)
+        data = {
+            "messages": messages,
+            "prompt": prompt,
+            "model": model,
+            "markdown": markdown
+        }
+
+        loop = asyncio.get_event_loop()
+        try:
+            response = await loop.run_in_executor(None, cls._sync_post_request, cls.api_endpoint_nexra_chatgpt, data, headers, proxy)
+            filtered_response = cls._filter_response(response)
+            
+            for chunk in filtered_response:
+                yield chunk
+        except Exception as e:
+            print(f"Error during API request (nexra_chatgpt): {e}")
+
+    @classmethod
+    async def _create_async_generator_nexra_chatgpt4o(
+        cls,
+        model: str,
+        messages: Messages,
+        stream: bool = False,
+        proxy: str = None,
+        markdown: bool = False,
+        **kwargs
+    ) -> AsyncResult:
+        model = cls.get_model(model)
+        
+        headers = {
+            "Content-Type": "application/json"
+        }
+        
+        prompt = format_prompt(messages)
+        data = {
+            "messages": [
+                {
+                    "role": "user",
+                    "content": prompt
+                }
+            ],
+            "stream": stream,
+            "markdown": markdown,
+            "model": model
+        }
+
+        loop = asyncio.get_event_loop()
+        try:
+            response = await loop.run_in_executor(None, cls._sync_post_request, cls.api_endpoint_nexra_chatgpt4o, data, headers, proxy, stream)
+            
+            if stream:
+                async for chunk in cls._process_streaming_response(response):
+                    yield chunk
+            else:
+                for chunk in cls._process_non_streaming_response(response):
+                    yield chunk
+        except Exception as e:
+            print(f"Error during API request (nexra_chatgpt4o): {e}")
+
+    @classmethod
+    async def _create_async_generator_nexra_chatgpt_v2(
+        cls,
+        model: str,
+        messages: Messages,
+        stream: bool = False,
+        proxy: str = None,
+        markdown: bool = False,
+        **kwargs
+    ) -> AsyncResult:
+        model = cls.get_model(model)
+        
+        headers = {
+            "Content-Type": "application/json"
+        }
+        
+        prompt = format_prompt(messages)
+        data = {
+            "messages": [
+                {
+                    "role": "user",
+                    "content": prompt
+                }
+            ],
+            "stream": stream,
+            "markdown": markdown,
+            "model": model
+        }
+
+        loop = asyncio.get_event_loop()
+        try:
+            response = await loop.run_in_executor(None, cls._sync_post_request, cls.api_endpoint_nexra_chatgpt_v2, data, headers, proxy, stream)
+            
+            if stream:
+                async for chunk in cls._process_streaming_response(response):
+                    yield chunk
+            else:
+                for chunk in cls._process_non_streaming_response(response):
+                    yield chunk
+        except Exception as e:
+            print(f"Error during API request (nexra_chatgpt_v2): {e}")
+
+    @classmethod
+    async def _create_async_generator_nexra_gptweb(
+        cls,
+        model: str,
+        messages: Messages,
+        proxy: str = None,
+        markdown: bool = False,
+        **kwargs
+    ) -> AsyncResult:
+        model = cls.get_model(model)
+        
+        headers = {
+            "Content-Type": "application/json"
+        }
+        
+        prompt = format_prompt(messages)
+        data = {
+            "prompt": prompt,
+            "markdown": markdown,
+        }
+
+        loop = asyncio.get_event_loop()
+        try:
+            response = await loop.run_in_executor(None, cls._sync_post_request, cls.api_endpoint_nexra_gptweb, data, headers, proxy)
+            
+            for chunk in response.iter_content(1024):
+                if chunk:
+                    decoded_chunk = chunk.decode().lstrip('_')
+                    try:
+                        response_json = json.loads(decoded_chunk)
+                        if response_json.get("status"):
+                            yield response_json.get("gpt", "")
+                    except json.JSONDecodeError:
+                        continue
+        except Exception as e:
+            print(f"Error during API request (nexra_gptweb): {e}")
+
+    @staticmethod
+    def _sync_post_request(url: str, data: Dict[str, Any], headers: Dict[str, str], proxy: str = None, stream: bool = False) -> requests.Response:
+        proxies = {
+            "http": proxy,
+            "https": proxy,
+        } if proxy else None
+        
+        try:
+            response = requests.post(url, json=data, headers=headers, proxies=proxies, stream=stream)
+            response.raise_for_status()
+            return response
+        except requests.RequestException as e:
+            print(f"Request failed: {e}")
+            raise
+
+    @staticmethod
+    def _process_non_streaming_response(response: requests.Response) -> str:
+        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}"
+
+    @staticmethod
+    async def _process_streaming_response(response: requests.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:
+                        yield message[len(full_message):]
+                        full_message = message
+                except json.JSONDecodeError:
+                    pass
+
+    @staticmethod
+    def _filter_response(response: requests.Response) -> str:
+        response_json = response.json()
+        return response_json.get("gpt", "")