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hydrogen-web/src/matrix/net/common.ts

62 lines
2.0 KiB
TypeScript

/*
Copyright 2020 Bruno Windels <bruno@windels.cloud>
Copyright 2020 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import {BlobHandle} from "../../platform/web/dom/BlobHandle.js";
export type RequestBody = BlobHandle | string | Map<string, string | {blob: BlobHandle, name: string}>;
export type EncodedBody = {
mimeType: string;
// the map gets transformed to a FormData object on the web
body: RequestBody
}
export function encodeQueryParams(queryParams?: object): string {
return Object.entries(queryParams || {})
.filter(([, value]) => value !== undefined)
.map(([name, value]) => {
if (typeof value === "object") {
value = JSON.stringify(value);
}
return `${encodeURIComponent(name)}=${encodeURIComponent(value)}`;
})
.join("&");
}
export function encodeBody(body: BlobHandle | object): EncodedBody {
if (body instanceof BlobHandle) {
const blob = body as BlobHandle;
return {
mimeType: blob.mimeType,
body: blob // will be unwrapped in request fn
};
} else if (body instanceof Map) {
return {
mimeType: "multipart/form-data",
body: body
}
} else if (typeof body === "object") {
const json = JSON.stringify(body);
return {
mimeType: "application/json",
body: json
}
} else {
throw new Error("Unknown body type: " + body);
}
}