/**
 * GraphTools - MCP tool handlers for knowledge graph operations
 *
 * Tools:
 * - graph_upsert_entity
 * - graph_add_observation
 * - graph_link_entities (also handles unlink via action parameter)
 * - graph_search
 * - graph_open_nodes
 * - graph_delete_entity (also handles observation deletion via observationId)
 * - graph_maintain (rebuild, compact, verify operations)
 */
import { MemoryBankManager } from '../../core/MemoryBankManager.js';
/**
 * Graph tool definitions for MCP registration
 */
export declare const graphTools: ({
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            name: {
                type: string;
                description: string;
            };
            entityType: {
                type: string;
                description: string;
            };
            attrs: {
                type: string;
                description: string;
                additionalProperties: boolean;
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
} | {
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            entity: {
                type: string;
                description: string;
            };
            text: {
                type: string;
                description: string;
            };
            source: {
                type: string;
                description: string;
            };
            timestamp: {
                type: string;
                description: string;
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
} | {
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            action: {
                type: string;
                enum: string[];
                description: string;
            };
            from: {
                type: string;
                description: string;
            };
            relationType: {
                type: string;
                description: string;
            };
            to: {
                type: string;
                description: string;
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
} | {
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            query: {
                type: string;
                description: string;
            };
            limit: {
                type: string;
                description: string;
            };
            includeNeighborhood: {
                type: string;
                description: string;
            };
            neighborhoodDepth: {
                type: string;
                description: string;
                enum: number[];
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
} | {
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            nodes: {
                type: string;
                items: {
                    type: string;
                };
                description: string;
            };
            depth: {
                type: string;
                description: string;
                enum: number[];
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
} | {
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            entity: {
                type: string;
                description: string;
            };
            observationId: {
                type: string;
                description: string;
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
} | {
    name: string;
    description: string;
    inputSchema: {
        type: string;
        properties: {
            operation: {
                type: string;
                enum: string[];
                description: string;
            };
            storeId: {
                type: string;
                description: string;
            };
        };
        required: string[];
    };
})[];
/**
 * Handler for graph_upsert_entity
 */
export declare function handleGraphUpsertEntity(memoryBankManager: MemoryBankManager, name: string, entityType: string, attrs?: Record<string, unknown>, storeId?: string): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
/**
 * Handler for graph_add_observation
 */
export declare function handleGraphAddObservation(memoryBankManager: MemoryBankManager, entity: string, text: string, source?: string, timestamp?: string, storeId?: string): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
/**
 * Handler for graph_link_entities (also handles unlink via action parameter)
 */
export declare function handleGraphLinkEntities(memoryBankManager: MemoryBankManager, from: string, relationType: string, to: string, storeId?: string, action?: 'link' | 'unlink'): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
/**
 * Handler for graph_search
 */
export declare function handleGraphSearch(memoryBankManager: MemoryBankManager, query: string, limit?: number, includeNeighborhood?: boolean, neighborhoodDepth?: 1 | 2, storeId?: string): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
/**
 * Handler for graph_open_nodes
 */
export declare function handleGraphOpenNodes(memoryBankManager: MemoryBankManager, nodes: string[], depth?: 1 | 2, storeId?: string): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
/**
 * Handler for graph_delete_entity
 * Can also delete observations when observationId is provided
 */
export declare function handleGraphDeleteEntity(memoryBankManager: MemoryBankManager, entity?: string, observationId?: string, storeId?: string): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
/**
 * Handler for graph_maintain - consolidated maintenance operations
 */
export declare function handleGraphMaintain(memoryBankManager: MemoryBankManager, operation: 'rebuild' | 'compact' | 'stats', storeId?: string): Promise<{
    content: {
        type: string;
        text: string;
    }[];
    isError: boolean;
} | {
    content: {
        type: string;
        text: string;
    }[];
    isError?: undefined;
}>;
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