import type { CSSProperties } from "react";
import type { McpAppMetadata, ToolCallMessagePartMcpMetadata } from "@assistant-ui/core";
import type { SandboxOption } from "safe-content-frame";
export type { McpAppMetadata, ToolCallMessagePartMcpMetadata };
export declare const MCP_APP_MIME_TYPE: "text/html;profile=mcp-app";
export declare const MCP_APP_PROTOCOL_VERSION: "0.1";
export type McpAppResourceCSP = {
    connectDomains?: string[];
    resourceDomains?: string[];
    frameDomains?: string[];
    [k: string]: unknown;
};
export type McpAppResourceMeta = {
    prefersBorder?: boolean;
    csp?: McpAppResourceCSP;
    permissions?: Record<string, unknown>;
    [k: string]: unknown;
};
export type McpAppResource = {
    uri: string;
    mimeType: typeof MCP_APP_MIME_TYPE;
    html: string;
    meta?: McpAppResourceMeta;
};
export type McpAppDisplayMode = "inline" | "fullscreen" | "pip";
export type McpAppHostContext = {
    theme?: "light" | "dark";
    displayMode?: McpAppDisplayMode;
    availableDisplayModes?: McpAppDisplayMode[];
    [k: string]: unknown;
};
export type McpAppHostInfo = {
    name: string;
    version: string;
};
/**
 * What `McpAppRenderer` needs from its host — the data-plane operations
 * the widget can request. Provided by a host resource like
 * `McpAppsRemoteHost`.
 */
export type McpAppsHost = {
    loadResource: (params: {
        uri: string;
    }) => Promise<McpAppResource>;
    callTool: (params: McpAppToolCallParams) => Promise<unknown>;
    readResource: (params: {
        uri: string;
    }) => Promise<unknown>;
    listResources: (params?: unknown) => Promise<unknown>;
};
/**
 * Options for `McpAppsRemoteHost`. The host POSTs `{ method, params }` to
 * `url` and expects JSON responses. Method names sent:
 * - `mcp-apps/read-resource` (`{ uri }`) → `McpAppResource`
 * - `tools/call` (`{ name, arguments? }`) → tool result
 * - `resources/read` (`{ uri }`) → resource read result
 * - `resources/list` (`params?`) → list result
 */
export type McpAppsRemoteHostOptions = {
    url: string;
    fetch?: typeof fetch;
    headers?: Record<string, string> | (() => Record<string, string> | Promise<Record<string, string>>);
};
export type McpAppToolCallParams = {
    name: string;
    arguments?: Record<string, unknown>;
};
export type McpAppBridgeHandlers = {
    allowedTools?: readonly string[];
    callTool?: (params: McpAppToolCallParams) => Promise<unknown> | unknown;
    readResource?: (params: {
        uri: string;
    }) => Promise<unknown> | unknown;
    listResources?: (params?: unknown) => Promise<unknown> | unknown;
    openLink?: (params: {
        url: string;
    }) => Promise<unknown> | unknown;
    sendMessage?: (params: unknown) => Promise<unknown> | unknown;
    updateModelContext?: (params: unknown) => Promise<unknown> | unknown;
    requestDisplayMode?: (params: {
        mode: McpAppDisplayMode;
    }) => Promise<{
        mode: McpAppDisplayMode;
    }> | {
        mode: McpAppDisplayMode;
    };
    onSizeChange?: (params: {
        width?: number;
        height?: number;
    }) => void;
    onInitialized?: () => void;
    onRequestTeardown?: (params: unknown) => void;
    onLog?: (params: unknown) => void;
    onError?: (error: Error) => void;
};
export type McpAppSandboxConfig = {
    sandbox?: SandboxOption[];
    useShadowDom?: boolean;
    enableBrowserCaching?: boolean;
    salt?: string;
    product?: string;
    className?: string;
    style?: CSSProperties;
    unsafeDocumentWrite?: boolean;
};
export type McpAppFrameProps = {
    app: McpAppMetadata;
    resource: McpAppResource;
    input?: unknown;
    output?: unknown;
    sandbox?: McpAppSandboxConfig | undefined;
    handlers?: McpAppBridgeHandlers | undefined;
    hostInfo?: McpAppHostInfo | undefined;
    hostContext?: McpAppHostContext | undefined;
    /**
     * Upper bound (in pixels) for the auto-resize height driven by the widget's
     * `notifications/size_changed`. Defaults to 800.
     */
    maxHeight?: number | undefined;
};
export type McpAppJsonRpcRequest = {
    jsonrpc: "2.0";
    id: string | number;
    method: string;
    params?: unknown;
};
export type McpAppJsonRpcNotification = {
    jsonrpc: "2.0";
    method: string;
    params?: unknown;
};
export type McpAppJsonRpcError = {
    code: number;
    message: string;
    data?: unknown;
};
export type McpAppJsonRpcResponse = {
    jsonrpc: "2.0";
    id: string | number;
    result: unknown;
    error?: never;
} | {
    jsonrpc: "2.0";
    id: string | number;
    result?: never;
    error: McpAppJsonRpcError;
};
export type McpAppJsonRpcMessage = McpAppJsonRpcRequest | McpAppJsonRpcNotification | McpAppJsonRpcResponse;
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