import { CityName } from "../index";
import { Collection, Filter } from "mongodb";
import { MIS_SystemInstruction, MIS_Tool } from "./instructions.types";
export declare const getSystemInstructionsCollection: () => Collection<MIS_SystemInstruction>;
/**
 * Find system instructions by filter
 * @param filter filter to apply
 * @returns array of system instructions
 */
export declare const findSystemInstructions: (filter?: Filter<MIS_SystemInstruction>) => Promise<MIS_SystemInstruction[]>;
/**
 * Get system instruction by id
 * @param id system instruction id
 * @returns system instruction or null if not found
 */
export declare const getSystemInstructionById: (id: string) => Promise<MIS_SystemInstruction | null>;
/**
 * Get all active system instructions for a city
 * @param cityName city name
 * @returns array of active system instructions
 */
export declare const getActiveSystemInstructionsByCity: (cityName: CityName) => Promise<MIS_SystemInstruction[]>;
/**
 * Get system instructions by tool and city
 * @param cityName city name
 * @param toolName tool name
 * @returns array of system instructions
 */
export declare const getSystemInstructionsByToolAndCity: (cityName: CityName, toolName: MIS_Tool) => Promise<MIS_SystemInstruction[]>;
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