import { EntityDict } from '../../oak-app-domain';
import { CosBackend } from "../../types/Cos";
import Wechat from './wechat';
import { OpSchema } from '../../oak-app-domain/ExtraFile/Schema';
import { BRC } from '../..';
export default class WechatBackend extends Wechat implements CosBackend<EntityDict> {
    private getConfigAndInstance;
    composeFileUrlBackend(options: {
        application: EntityDict['application']['Schema'];
        extraFile: OpSchema;
        context: BRC<EntityDict>;
        style?: string;
    }): Promise<string>;
    formUploadMeta(application: EntityDict['application']['Schema'], extraFile: OpSchema): Promise<void>;
    checkWhetherSuccess(application: EntityDict['application']['Schema'], extraFile: OpSchema): Promise<boolean>;
    removeFile(application: EntityDict['application']['Schema'], extraFile: OpSchema): Promise<any>;
    composeChunkUploadInfo(application: EntityDict['application']['Schema'], extraFile: OpSchema, context: BRC<EntityDict>): Promise<{
        uploadId: string;
        chunkSize: number;
        partSize: number;
        partCount: number;
        parts: never[];
    }>;
    /**
 * 完成分片上传后的合并操作
 */
    mergeChunkedUpload(application: EntityDict['application']['Schema'], extraFile: OpSchema, parts: Array<{
        partNumber: number;
        etag: string;
    }>, context: BRC<EntityDict>): Promise<void>;
    abortMultipartUpload(application: EntityDict['application']['Schema'], extraFile: OpSchema, context: BRC<EntityDict>): Promise<void>;
    listMultipartUploads(application: EntityDict['application']['Schema'], extraFile: OpSchema, context: BRC<EntityDict>): Promise<{
        parts: never[];
    }>;
    presignFile(methods: 'GET' | 'PUT' | 'POST' | 'DELETE', application: EntityDict['application']['Schema'], extraFile: OpSchema, context: BRC<EntityDict>): Promise<{
        url: string;
        headers?: Record<string, string | string[]>;
        formdata?: Record<string, any>;
    }>;
    presignMultiPartUpload(application: EntityDict['application']['Schema'], extraFile: OpSchema, from: number, to: number, context: BRC<EntityDict>): Promise<{
        partNumber: number;
        uploadUrl: string;
        formData?: Record<string, any>;
    }[]>;
    prepareChunkedUpload(application: EntityDict['application']['Schema'], extraFile: OpSchema, context: BRC<EntityDict>): Promise<{
        uploadId: string;
    }>;
}