@ethersphere/bee-js
Version:
Javascript client for Bee
60 lines (59 loc) • 2.41 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.download = exports.upload = void 0;
const cafe_utility_1 = require("cafe-utility");
const headers_1 = require("../utils/headers");
const http_1 = require("../utils/http");
const type_1 = require("../utils/type");
const typed_bytes_1 = require("../utils/typed-bytes");
const endpoint = 'chunks';
/**
* Upload chunk to a Bee node
*
* The chunk data consists of 8 byte span and up to 4096 bytes of payload data.
* The span stores the length of the payload in uint64 little endian encoding.
* Upload expects the chuck data to be set accordingly.
*
* @param requestOptions Options for making requests
* @param data Chunk data to be uploaded
* @param stamp BatchId or marshaled stamp to be used for the upload
* @param options Additional options like tag, encryption, pinning
*/
async function upload(requestOptions, data, stamp, options) {
const response = await (0, http_1.http)(requestOptions, {
method: 'post',
url: `${endpoint}`,
data,
headers: {
'content-type': 'application/octet-stream',
...(0, headers_1.prepareRequestHeaders)(stamp, options),
},
responseType: 'json',
});
const body = cafe_utility_1.Types.asObject(response.data, { name: 'response.data' });
return {
reference: new typed_bytes_1.Reference(cafe_utility_1.Types.asString(body.reference, { name: 'reference' })),
tagUid: response.headers['swarm-tag'] ? (0, type_1.makeTagUid)(response.headers['swarm-tag']) : undefined,
historyAddress: response.headers['swarm-act-history-address']
? cafe_utility_1.Optional.of(new typed_bytes_1.Reference(response.headers['swarm-act-history-address']))
: cafe_utility_1.Optional.empty(),
};
}
exports.upload = upload;
/**
* Download chunk data as a byte array
*
* @param requestOptions Options for making requests
* @param hash Bee content reference
*
*/
async function download(requestOptions, reference, options) {
reference = new typed_bytes_1.Reference(reference);
const response = await (0, http_1.http)(requestOptions, {
responseType: 'arraybuffer',
url: `${endpoint}/${reference}`,
headers: (0, headers_1.prepareRequestHeaders)(null, options),
});
return new Uint8Array(response.data);
}
exports.download = download;