/**
 * @category Core Interfaces
 */
export interface Template<TVars> {
    render(context: TVars): string;
}
/**
 * @category Core Interfaces
 */
export type ModelId = string;
/**
 * @category Core Interfaces
 */
export interface ModelRequestOptions {
    modelId: ModelId;
    $prompt: string;
}
/**
 * @category Core Interfaces
 */
export interface ModelApi<TRequestOptions extends ModelRequestOptions = ModelRequestOptions, TResponse = unknown> {
    name?: string;
    requestTemplate: Template<TRequestOptions>;
    responseGuard: (response: unknown) => response is TResponse;
}
/**
 * @category Core Interfaces
 */
export interface ModelProvider<TRequestOptions extends ModelRequestOptions = ModelRequestOptions, TResponse = unknown> {
    sendRequest(options: TRequestOptions): Promise<TResponse>;
}
export type Endpoint = string;
export type Method = "POST";
export type Body = string;
export type Headers = Record<string, string | ReadonlyArray<string>>;
export interface HttpClientRequest {
    method: Method;
    body: Body;
    headers: Headers;
}
/**
 * @category Core Interfaces
 */
export interface HttpClient<TCustomHttpClientRequestOptions = unknown> {
    fetch(endpoint: Endpoint, request: HttpClientRequest & TCustomHttpClientRequestOptions): Promise<unknown>;
}
export type MakeOptional<T, K extends keyof T> = Omit<T, K> & Partial<Pick<T, K>>;
export type InferRequestOptions<T> = T extends ModelApi<infer U, unknown> ? U : never;
export type InferResponse<T> = T extends ModelApi<ModelRequestOptions, infer V> ? V : never;
export type ToolParameterTypes = "STR" | "NUM" | "BOOL";
export interface ToolParameterDescriptor {
    name: string;
    description: string;
    type: ToolParameterTypes;
    required: boolean;
}
interface UnresolvedToolInvocation<TArgs> {
    arguments: TArgs;
    resolved?: false;
}
interface ResolvedToolInvocation<TArgs, TReturns> {
    arguments: TArgs;
    returned: TReturns;
    resolved: true;
}
export type ToolInvocation<TArgs, TReturns> = UnresolvedToolInvocation<TArgs> | ResolvedToolInvocation<TArgs, TReturns>;
export interface ToolDescriptor<TArgs = {
    [key: string]: unknown;
}, TReturns = unknown> {
    name: string;
    description: string;
    parameters: ToolParameterDescriptor[];
    invocations: ToolInvocation<TArgs, TReturns>[];
}
export {};