@checkfirst/nestjs-outlook/dist/services/shared/delta-sync.service.d.ts

An opinionated NestJS module for Microsoft Outlook integration that provides easy access to Microsoft Graph API for emails, calendars, and more.

import { Client } from '@microsoft/microsoft-graph-client';
import { OutlookDeltaLinkRepository } from '../../repositories/outlook-delta-link.repository';
import { Event, Message } from '../../types';
export interface DeltaItem {
    lastModifiedDateTime?: string;
    createdDateTime: string;
    id?: string;
    '@removed'?: {
        reason: 'changed' | 'deleted';
    };
}
export type DeltaEvent = Event & DeltaItem;
export type DeltaMessage = Message & DeltaItem;
export interface DeltaResponse<T> {
    '@odata.nextLink'?: string;
    '@odata.deltaLink'?: string;
    value: T[];
}
export declare class DeltaSyncError extends Error {
    readonly code: string;
    readonly statusCode: number;
    constructor(message: string, code: string, statusCode: number);
}
export declare class DeltaSyncService {
    private readonly deltaLinkRepository;
    private readonly logger;
    private readonly MAX_RETRIES;
    private readonly RETRY_DELAY_MS;
    constructor(deltaLinkRepository: OutlookDeltaLinkRepository);
    private delay;
    private retryWithBackoff;
    private handleDeltaResponse;
    private calculateTokenExpiry;
    private handleReplays;
    fetchAndSortChanges<T extends DeltaItem>(client: Client, requestUrl: string): Promise<T[]>;
    getDeltaLink<T>(response: DeltaResponse<T>): string | null;
}