/**
 * MCP domain state, tracks all MCP server connections, their lifecycle
 * state, and available tools per server.
 */
/** States for the MCP server lifecycle machine. */
export type McpServerLifecycleState = 'configured' | 'connecting' | 'connected' | 'degraded' | 'auth_required' | 'reconnecting' | 'disconnected';
/** A tool registered by an MCP server. */
export interface McpRegisteredTool {
    /** Fully qualified tool name ("<serverName>__<toolName>"). */
    qualifiedName: string;
    /** MCP server that provides this tool. */
    serverName: string;
    /** Tool name on the server. */
    toolName: string;
    /** Tool description. */
    description: string;
    /** Whether this tool is currently callable (server is connected). */
    available: boolean;
}
/** Health and connection record for a single MCP server. */
export interface McpServerRecord {
    /** Server name (from MCP config). */
    name: string;
    /** Server display name or label. */
    displayName: string;
    /** Current lifecycle state. */
    status: McpServerLifecycleState;
    /** Transport type used by this server. */
    transport: 'stdio' | 'sse' | 'http';
    /** Number of tools registered by this server. */
    toolCount: number;
    /** Qualified names of all tools from this server. */
    toolNames: string[];
    /** Number of successful tool calls to this server. */
    callCount: number;
    /** Number of failed tool calls to this server. */
    errorCount: number;
    /** Epoch ms of connection establishment. */
    connectedAt?: number | undefined;
    /** Epoch ms of last tool call. */
    lastCallAt?: number | undefined;
    /** Last error message. */
    lastError?: string | undefined;
    /** Number of reconnect attempts. */
    reconnectAttempts: number;
    /** Runtime trust mode for this server. */
    trustMode: import('../../mcp/types.js').McpTrustMode;
    /** High-level role used for coherence evaluation. */
    role: import('../../mcp/types.js').McpServerRole;
    /** Allowed filesystem scope. */
    allowedPaths: string[];
    /** Allowed network host scope. */
    allowedHosts: string[];
    /** Current schema freshness state. */
    schemaFreshness: import('../../mcp/types.js').SchemaFreshness;
    /** Active quarantine reason when schema execution is blocked. */
    quarantineReason?: import('../../mcp/types.js').QuarantineReason | undefined;
    /** Human-readable quarantine detail. */
    quarantineDetail?: string | undefined;
    /** Operator id that approved the last quarantine override. */
    quarantineApprovedBy?: string | undefined;
}
/**
 * McpDomainState, all MCP server connections and tool registry.
 */
export interface McpDomainState {
    /** Monotonic revision counter; increments on every mutation. */
    revision: number;
    /** Timestamp of last mutation (Date.now()). */
    lastUpdatedAt: number;
    /** Subsystem that triggered the last mutation. */
    source: string;
    /** All MCP servers keyed by server name. */
    servers: Map<string, McpServerRecord>;
    /** Names of servers currently in 'connected' state. */
    connectedServerNames: string[];
    /** All registered MCP tools keyed by qualifiedName. */
    tools: Map<string, McpRegisteredTool>;
    /** Total number of available (callable) tools. */
    availableToolCount: number;
    /** Total MCP tool calls this session. */
    totalCalls: number;
    /** Total MCP tool call failures. */
    totalErrors: number;
}
/**
 * Returns the default initial state for the MCP domain.
 */
export declare function createInitialMcpState(): McpDomainState;
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