/**
 * Extended type definitions for OpenCode client APIs that are not (yet) in @opencode-ai/sdk types.
 * These describe the actual runtime shape observed in OpenCode 1.2.x.
 */
/** Model identifier as passed through hook input */
export interface ModelRef {
    providerID?: string;
    modelID?: string;
}
/** Toast notification (TUI-only, non-standard) */
export interface ToastOptions {
    body: {
        title: string;
        message: string;
        variant?: "info" | "success" | "warning" | "error";
        duration?: number;
    };
}
/** Extended OpenCode client with optional TUI and MCP methods */
export interface ExtendedClient {
    session: {
        create: (opts: {
            body: Record<string, unknown>;
            query?: {
                directory?: string;
            };
        }) => Promise<{
            data?: {
                id?: string;
            };
        }>;
        prompt: (opts: {
            path: {
                id: string;
            };
            body: {
                parts: Array<{
                    type: string;
                    text: string;
                }>;
                agent?: string;
            };
            query?: {
                directory?: string;
            };
        }) => Promise<unknown>;
        messages: (opts: {
            path: {
                id: string;
            };
            query?: {
                directory?: string;
            };
        }) => Promise<{
            data?: Array<{
                info?: {
                    role?: string;
                };
                parts?: Array<{
                    type: string;
                    text?: string;
                }>;
            }>;
        }>;
        delete: (opts: {
            path: {
                id: string;
            };
            query?: {
                directory?: string;
            };
        }) => Promise<unknown>;
        listMessages?: (opts: {
            id: string;
        }) => Promise<{
            messages?: unknown[];
        } | unknown[]>;
    };
    tui?: {
        showToast?: (opts: ToastOptions) => Promise<void>;
    };
    mcp?: {
        add?: (opts: {
            body: Record<string, unknown>;
        }) => Promise<void>;
    };
}
/** System transform hook input */
export interface SystemTransformInput {
    sessionID?: string;
    model?: ModelRef;
    agent?: string;
}