66 lines
1.8 KiB
TypeScript
66 lines
1.8 KiB
TypeScript
/**
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* Message format for chat interactions
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*/
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export interface ChatMessage {
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role: 'assistant' | 'user' | 'system';
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content: string;
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}
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/**
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* Options for chat interactions
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*/
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export interface ChatOptions {
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systemMessage: string;
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userMessage: string;
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messageHistory: ChatMessage[];
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}
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/**
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* Response format for chat interactions
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*/
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export interface ChatResponse {
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role: 'assistant';
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message: string;
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}
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/**
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* Abstract base class for multi-modal AI models.
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* Provides a common interface for different AI providers (OpenAI, Anthropic, Perplexity, Ollama)
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*/
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export abstract class MultiModalModel {
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/**
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* Initializes the model and any necessary resources
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* Should be called before using any other methods
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*/
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abstract start(): Promise<void>;
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/**
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* Cleans up any resources used by the model
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* Should be called when the model is no longer needed
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*/
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abstract stop(): Promise<void>;
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/**
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* Synchronous chat interaction with the model
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* @param optionsArg Options containing system message, user message, and message history
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* @returns Promise resolving to the assistant's response
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*/
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public abstract chat(optionsArg: ChatOptions): Promise<ChatResponse>;
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/**
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* Streaming interface for chat interactions
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* Allows for real-time responses from the model
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* @param input Stream of user messages
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* @returns Stream of model responses
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*/
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public abstract chatStream(input: ReadableStream<Uint8Array>): Promise<ReadableStream<string>>;
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/**
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* Text-to-speech conversion
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* @param optionsArg Options containing the message to convert to speech
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* @returns Promise resolving to a readable stream of audio data
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* @throws Error if the provider doesn't support audio generation
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*/
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public abstract audio(optionsArg: { message: string }): Promise<NodeJS.ReadableStream>;
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}
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