import { ClsService } from 'nestjs-cls';
import { AuditContext } from '../interfaces';
import { AuditOperation } from '../enums';
/**
 * 实体变更详情
 */
export interface EntityChangeDetail {
    entityType: string;
    entityId: string;
    operation: AuditOperation;
    oldValue: Record<string, any>;
    newValue: Record<string, any>;
    changedFields: string[];
    sequence: number;
    changeDetails?: Array<{
        fieldName: string;
        fieldLabel?: Record<string, string>;
        oldValue: any;
        newValue: any;
        displayOldValue?: Record<string, string>;
        displayNewValue?: Record<string, string>;
        changeType: string;
    }>;
    metadata?: Record<string, any>;
}
/**
 * 审计参数上下文
 */
export interface AuditParamsContext {
    req: any;
    result?: any;
    error?: Error;
    entityChanges: EntityChangeDetail[];
    findEntity(entityType: string, operation?: AuditOperation): EntityChangeDetail | null;
    findEntities(entityType: string, operation?: AuditOperation): EntityChangeDetail[];
    countEntities(entityType: string, operation?: AuditOperation): number;
    extractParams(mapping: Record<string, any>): Record<string, any>;
    extractByPath(path: string): any;
    extractByConfig(config: any): any;
}
/**
 * 审计动作上下文
 */
export interface AuditActionContext {
    actionId: string;
    actionName: string;
    operationTemplateKey?: string;
    descriptionParams?: Record<string, any>;
    paramsBuilder?: (context: AuditParamsContext) => Record<string, any>;
    startTime: Date;
    entityChanges: Array<{
        entityType: string;
        entityId: string;
        operation: string;
        sequence: number;
    }>;
    detailedChanges: EntityChangeDetail[];
    req?: any;
    result?: any;
    error?: Error;
}
/**
 * 审计上下文服务
 */
export declare class AuditContextService {
    private readonly cls;
    constructor(cls: ClsService);
    /**
     * 获取当前上下文
     */
    getCurrentContext(): Promise<AuditContext>;
    /**
     * 设置上下文
     */
    setContext(context: Partial<AuditContext>): void;
    /**
     * 清除上下文
     */
    clearContext(): void;
    /**
     * 获取默认上下文
     */
    private getDefaultContext;
    /**
     * 获取当前审计动作上下文
     */
    getCurrentActionContext(): AuditActionContext | null;
    /**
     * 设置审计动作上下文
     */
    setActionContext(context: AuditActionContext): void;
    /**
     * 清除审计动作上下文
     */
    clearActionContext(): void;
    /**
     * 记录实体变化到当前动作（简单版本）
     */
    recordEntityChangeInAction(entityType: string, entityId: string, operation: string): void;
    /**
     * 记录详细的实体变化
     */
    recordDetailedEntityChange(entityType: string, entityId: string, operation: AuditOperation, oldValue: Record<string, any>, newValue: Record<string, any>, changedFields: string[], metadata?: Record<string, any>): void;
    /**
     * 获取当前动作内的序号
     */
    getSequenceInAction(): number;
    /**
     * 生成审计动作ID
     */
    generateActionId(): string;
    /**
     * 构建审计参数上下文
     */
    buildParamsContext(): AuditParamsContext | null;
}