From 55caf8e7def645145504b68f34f43600a4a31f5d Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <hlohaus@users.noreply.github.com>
Date: Sat, 24 Feb 2024 14:52:23 +0100
Subject: Add FlowGpt provider, Fix issue with None values in api

---
 g4f/Provider/FlowGpt.py      | 75 ++++++++++++++++++++++++++++++++++++++++++++
 g4f/Provider/__init__.py     |  1 +
 g4f/api/__init__.py          |  5 ++-
 g4f/gui/client/js/chat.v1.js |  2 +-
 4 files changed, 79 insertions(+), 4 deletions(-)
 create mode 100644 g4f/Provider/FlowGpt.py

diff --git a/g4f/Provider/FlowGpt.py b/g4f/Provider/FlowGpt.py
new file mode 100644
index 00000000..89d44c6c
--- /dev/null
+++ b/g4f/Provider/FlowGpt.py
@@ -0,0 +1,75 @@
+from __future__ import annotations
+
+import json
+from aiohttp import ClientSession
+
+from ..typing import AsyncResult, Messages
+from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
+
+class FlowGpt(AsyncGeneratorProvider, ProviderModelMixin):
+    url = "https://flowgpt.com/chat"
+    working = True
+    supports_gpt_35_turbo = True
+    supports_gpt_4 = True
+    supports_message_history = True
+    default_model = "gpt-3.5-turbo"
+    models = [
+        "gpt-4",
+        "gpt-3.5-turbo",
+        "gpt-3.5-long",
+        "google-gemini",
+        "claude-v2",
+        "llama2-13b"
+    ]
+    model_aliases = {
+        "gemini": "google-gemini",
+        "gemini-pro": "google-gemini"
+    }
+
+    @classmethod
+    async def create_async_generator(
+        cls,
+        model: str,
+        messages: Messages,
+        proxy: str = None,
+        **kwargs
+    ) -> AsyncResult:
+        model = cls.get_model(model)
+        headers = {
+            "User-Agent": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:122.0) Gecko/20100101 Firefox/122.0",
+            "Accept": "*/*",
+            "Accept-Language": "en-US;q=0.7,en;q=0.3",
+            "Accept-Encoding": "gzip, deflate, br",
+            "Referer": "https://flowgpt.com/",
+            "Content-Type": "application/json",
+            "Authorization": "Bearer null",
+            "Origin": "https://flowgpt.com",
+            "Connection": "keep-alive",
+            "Sec-Fetch-Dest": "empty",
+            "Sec-Fetch-Mode": "cors",
+            "Sec-Fetch-Site": "same-site",
+            "TE": "trailers"
+        }
+        async with ClientSession(headers=headers) as session:
+            data = {
+                "model": model,
+                "nsfw": False,
+                "question": messages[-1]["content"],
+                "history": [{"role": "assistant", "content": "Hello, how can I help you today?"}, *messages[:-1]],
+                "system": "You are helpful assitant. Follow the user's instructions carefully. Respond using markdown",
+                "temperature": kwargs.get("temperature", 0.7),
+                "promptId": f"model-{model}",
+                "documentIds": [],
+                "chatFileDocumentIds": [],
+                "generateImage": False,
+                "generateAudio": False
+            }
+            async with session.post("https://backend-k8s.flowgpt.com/v2/chat-anonymous", json=data, proxy=proxy) as response:
+                response.raise_for_status()
+                async for chunk in response.content:
+                    if chunk.strip():
+                        message = json.loads(chunk)
+                        if "event" not in message:
+                            continue
+                        if message["event"] == "text":
+                            yield message["data"]
\ No newline at end of file
diff --git a/g4f/Provider/__init__.py b/g4f/Provider/__init__.py
index 270b6356..6cdc8806 100644
--- a/g4f/Provider/__init__.py
+++ b/g4f/Provider/__init__.py
@@ -31,6 +31,7 @@ from .ChatgptX        import ChatgptX
 from .Chatxyz         import Chatxyz
 from .DeepInfra       import DeepInfra
 from .FakeGpt         import FakeGpt
+from .FlowGpt         import FlowGpt
 from .FreeChatgpt     import FreeChatgpt
 from .FreeGpt         import FreeGpt
 from .GeekGpt         import GeekGpt
diff --git a/g4f/api/__init__.py b/g4f/api/__init__.py
index abfe3b04..f8d0b4af 100644
--- a/g4f/api/__init__.py
+++ b/g4f/api/__init__.py
@@ -86,9 +86,8 @@ class Api:
                     auth_header = request.headers.get("Authorization")
                     if auth_header is not None:
                         config.api_key = auth_header.split(None, 1)[-1]
-
                 response = self.client.chat.completions.create(
-                    **dict(config),
+                    **config.dict(exclude_none=True),
                     ignored=self.list_ignored_providers
                 )
             except Exception as e:
@@ -121,7 +120,7 @@ class Api:
 def format_exception(e: Exception, config: ChatCompletionsConfig) -> str:
     last_provider = g4f.get_last_provider(True)
     return json.dumps({
-        "error": {"message": f"ChatCompletionsError: {e.__class__.__name__}: {e}"},
+        "error": {"message": f"{e.__class__.__name__}: {e}"},
         "model": last_provider.get("model") if last_provider else config.model,
         "provider": last_provider.get("name") if last_provider else config.provider
     })
diff --git a/g4f/gui/client/js/chat.v1.js b/g4f/gui/client/js/chat.v1.js
index 57af298b..37775fbb 100644
--- a/g4f/gui/client/js/chat.v1.js
+++ b/g4f/gui/client/js/chat.v1.js
@@ -11,7 +11,7 @@ const imageInput        = document.querySelector('#image');
 const cameraInput       = document.querySelector('#camera');
 const fileInput         = document.querySelector('#file');
 
-let   prompt_lock       = false;
+let prompt_lock = false;
 
 hljs.addPlugin(new CopyButtonPlugin());
 
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