import { Quest, QuestLog } from './types';
import { QuestName } from './quest.library';
import { NodeId } from './types';
export declare function emptyQuestLog(): QuestLog;
export declare function isQuestComplete(quest: Quest): boolean;
export declare function findActiveQuest(log: QuestLog, name: QuestName): Quest | undefined;
export declare function findQuest(log: QuestLog, name: QuestName): Quest | undefined;
export declare function startQuest(log: QuestLog, quest: Quest): QuestLog;
export declare function progressQuest(log: QuestLog, name: QuestName, objectiveId: string, amount?: number): {
    log: QuestLog;
    completedName?: QuestName;
};
export declare function completeQuest(log: QuestLog, name: QuestName): QuestLog;
export declare function discoverQuest(log: QuestLog, quest: Quest): QuestLog;
export declare function reachableObjectives(log: QuestLog, nodeId: NodeId): Array<{
    questName: QuestName;
    objectiveId: string;
}>;
export declare function killObjectives(log: QuestLog, enemySlug: string): Array<{
    questName: QuestName;
    objectiveId: string;
}>;
//# sourceMappingURL=quest.engine.d.ts.map