fix(provider): fix anthropic integration

ts/classes.conversation.ts

@@ -12,9 +12,11 @@ export interface IConversationOptions {
  */
 export class Conversation {
   // STATIC
-  public static async createWithOpenAi(smartaiRef: SmartAi) {
-    const openaiProvider = new OpenAiProvider(smartaiRef.options.openaiToken);
-    const conversation = new Conversation(smartaiRef, {
+  public static async createWithOpenAi(smartaiRefArg: SmartAi) {
+    if (!smartaiRefArg.openaiProvider) {
+      throw new Error('OpenAI provider not available');
+    }
+    const conversation = new Conversation(smartaiRefArg, {
       processFunction: async (input) => {
         return '' // TODO implement proper streaming
       }
@@ -22,9 +24,11 @@ export class Conversation {
     return conversation;
   }
 
-  public static async createWithAnthropic(smartaiRef: SmartAi) {
-    const anthropicProvider = new OpenAiProvider(smartaiRef.options.anthropicToken);
-    const conversation = new Conversation(smartaiRef, {
+  public static async createWithAnthropic(smartaiRefArg: SmartAi) {
+    if (!smartaiRefArg.anthropicProvider) {
+      throw new Error('Anthropic provider not available');
+    }
+    const conversation = new Conversation(smartaiRefArg, {
       processFunction: async (input) => {
         return '' // TODO implement proper streaming
       }
@@ -32,6 +36,29 @@ export class Conversation {
     return conversation;
   }
 
+  public static async createWithPerplexity(smartaiRefArg: SmartAi) {
+    if (!smartaiRefArg.perplexityProvider) {
+      throw new Error('Perplexity provider not available');
+    }
+    const conversation = new Conversation(smartaiRefArg, {
+      processFunction: async (input) => {
+        return '' // TODO implement proper streaming
+      }
+    });
+    return conversation;
+  }
+
+  public static async createWithOllama(smartaiRefArg: SmartAi) {
+    if (!smartaiRefArg.ollamaProvider) {
+      throw new Error('Ollama provider not available');
+    }
+    const conversation = new Conversation(smartaiRefArg, {
+      processFunction: async (input) => {
+        return '' // TODO implement proper streaming
+      }
+    });
+    return conversation;
+  }
 
   // INSTANCE
   smartaiRef: SmartAi
@@ -44,8 +71,8 @@ export class Conversation {
     this.processFunction = options.processFunction;
   }
 
-  setSystemMessage(systemMessage: string) {
-    this.systemMessage = systemMessage;
+  public async setSystemMessage(systemMessageArg: string) {
+    this.systemMessage = systemMessageArg;
   }
 
   private setupOutputStream(): ReadableStream<string> {
@@ -57,7 +84,7 @@ export class Conversation {
   }
 
   private setupInputStream(): WritableStream<string> {
-    return new WritableStream<string>({
+    const writableStream = new WritableStream<string>({
       write: async (chunk) => {
         const processedData = await this.processFunction(chunk);
         if (this.outputStreamController) {
@@ -72,6 +99,7 @@ export class Conversation {
         this.outputStreamController?.error(err);
       }
     });
+    return writableStream;
   }
 
   public getInputStreamWriter(): WritableStreamDefaultWriter<string> {