export type AGUIEventType = 'TEXT_MESSAGE_START' | 'TEXT_MESSAGE_CONTENT' | 'TEXT_MESSAGE_END' | 'TOOL_CALL_START' | 'TOOL_CALL_ARGS' | 'TOOL_CALL_END' | 'STATE_SNAPSHOT' | 'STATE_DELTA' | 'MESSAGES_SNAPSHOT' | 'RUN_STARTED' | 'RUN_FINISHED' | 'RUN_ERROR' | 'STEP_STARTED' | 'STEP_FINISHED' | 'CUSTOM';
export declare const AGUI_EVENT_TYPES: AGUIEventType[];
export interface AGUIEvent {
    type: AGUIEventType;
    timestamp: string;
    [key: string]: any;
}
export interface TextMessageStartEvent extends AGUIEvent {
    type: 'TEXT_MESSAGE_START';
    messageId: string;
    role: 'assistant';
}
export interface TextMessageContentEvent extends AGUIEvent {
    type: 'TEXT_MESSAGE_CONTENT';
    messageId: string;
    delta: string;
}
export interface TextMessageEndEvent extends AGUIEvent {
    type: 'TEXT_MESSAGE_END';
    messageId: string;
}
export interface ToolCallStartEvent extends AGUIEvent {
    type: 'TOOL_CALL_START';
    toolCallId: string;
    toolCallName: string;
}
export interface ToolCallArgsEvent extends AGUIEvent {
    type: 'TOOL_CALL_ARGS';
    toolCallId: string;
    delta: string;
}
export interface ToolCallEndEvent extends AGUIEvent {
    type: 'TOOL_CALL_END';
    toolCallId: string;
}
export interface StateSnapshotEvent extends AGUIEvent {
    type: 'STATE_SNAPSHOT';
    snapshot: Record<string, any>;
}
export interface StateDeltaEvent extends AGUIEvent {
    type: 'STATE_DELTA';
    delta: any[];
}
export interface MessagesSnapshotEvent extends AGUIEvent {
    type: 'MESSAGES_SNAPSHOT';
    messages: AGUIMessage[];
}
export interface RunStartedEvent extends AGUIEvent {
    type: 'RUN_STARTED';
    runId: string;
    threadId?: string;
}
export interface RunFinishedEvent extends AGUIEvent {
    type: 'RUN_FINISHED';
    runId: string;
}
export interface RunErrorEvent extends AGUIEvent {
    type: 'RUN_ERROR';
    runId: string;
    message: string;
    code?: string;
}
export interface StepStartedEvent extends AGUIEvent {
    type: 'STEP_STARTED';
    stepId: string;
    stepName?: string;
}
export interface StepFinishedEvent extends AGUIEvent {
    type: 'STEP_FINISHED';
    stepId: string;
}
export interface CustomEvent extends AGUIEvent {
    type: 'CUSTOM';
    name: string;
    value: any;
}
export interface AGUIMessage {
    id: string;
    role: 'user' | 'assistant' | 'system' | 'tool';
    content: string;
    name?: string;
    toolCallId?: string;
    toolCalls?: AGUIToolCall[];
}
export interface AGUIToolCall {
    id: string;
    type: 'function';
    function: {
        name: string;
        arguments: string;
    };
}
export interface AGUIRunRequest {
    threadId?: string;
    runId?: string;
    messages: AGUIMessage[];
    tools?: AGUIToolDefinition[];
    context?: any[];
    forwardedProps?: Record<string, any>;
}
export interface AGUIToolDefinition {
    name: string;
    description: string;
    parameters: Record<string, any>;
}
export declare function isValidEventType(type: string): type is AGUIEventType;
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