Moved provider and setProvider variables to the higher level component so that it can be accessed in sendMessage.

Added provider to message queue in sendMessage.
Changed streamText to extract both model and provider.

app/components/chat/BaseChat.tsx

@@ -24,8 +24,7 @@ const EXAMPLE_PROMPTS = [
 
 const providerList = [...new Set(MODEL_LIST.map((model) => model.provider))]
 
-const ModelSelector = ({ model, setModel, modelList, providerList }) => {
-  const [provider, setProvider] = useState(DEFAULT_PROVIDER);
+const ModelSelector = ({ model, setModel, provider, setProvider, modelList, providerList }) => {
   return (
     <div className="mb-2">
       <select
@@ -79,6 +78,8 @@ interface BaseChatProps {
   input?: string;
   model: string;
   setModel: (model: string) => void;
+  provider: string;
+  setProvider: (provider: string) => void;
   handleStop?: () => void;
   sendMessage?: (event: React.UIEvent, messageInput?: string) => void;
   handleInputChange?: (event: React.ChangeEvent<HTMLTextAreaElement>) => void;
@@ -100,6 +101,8 @@ export const BaseChat = React.forwardRef<HTMLDivElement, BaseChatProps>(
       input = '',
       model,
       setModel,
+      provider,
+      setProvider,
       sendMessage,
       handleInputChange,
       enhancePrompt,
@@ -157,6 +160,8 @@ export const BaseChat = React.forwardRef<HTMLDivElement, BaseChatProps>(
                   model={model}
                   setModel={setModel}
                   modelList={MODEL_LIST}
+                  provider={provider}
+                  setProvider={setProvider}
                   providerList={providerList}
                 />
                 <div