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hydrogen-web/src/hs-api.js

87 lines
2.1 KiB
JavaScript

import {HomeServerError} from "./error.js";
class RequestWrapper {
constructor(promise, controller) {
this._promise = promise;
this._controller = controller;
}
abort() {
this._controller.abort();
}
response() {
return this._promise;
}
}
export default class HomeServerApi {
constructor(homeserver, accessToken) {
this._homeserver = homeserver;
this._accessToken = accessToken;
}
_url(csPath) {
return `${this._homeserver}/_matrix/client/r0${csPath}`;
}
_request(method, csPath, queryParams = {}, body) {
const queryString = Object.entries(queryParams)
.filter(([name, value]) => value !== undefined)
.map(([name, value]) => `${encodeURIComponent(name)}=${encodeURIComponent(value)}`)
.join("&");
const url = this._url(`${csPath}?${queryString}`);
let bodyString;
const headers = new Headers();
if (this._accessToken) {
headers.append("Authorization", `Bearer ${this._accessToken}`);
}
headers.append("Accept", "application/json");
if (body) {
headers.append("Content-Type", "application/json");
bodyString = JSON.stringify(body);
}
const controller = new AbortController();
// TODO: set authenticated headers with second arguments, cache them
let promise = fetch(url, {
method,
headers,
body: bodyString,
signal: controller.signal
});
promise = promise.then(async (response) => {
if (response.ok) {
return await response.json();
} else {
switch (response.status) {
default:
throw new HomeServerError(method, url, await response.json())
}
}
});
return new RequestWrapper(promise, controller);
}
_post(csPath, queryParams, body) {
return this._request("POST", csPath, queryParams, body);
}
_get(csPath, queryParams, body) {
return this._request("GET", csPath, queryParams, body);
}
sync(since, filter, timeout) {
return this._get("/sync", {since, timeout, filter});
}
passwordLogin(username, password) {
return this._post("/login", undefined, {
"type": "m.login.password",
"identifier": {
"type": "m.id.user",
"user": username
},
"password": password
});
}
}