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Convert rageshake to TS 

Signed-off-by: Šimon Brandner <simon.bra.ag@gmail.com>
pull/21833/head
Šimon Brandner 2021-09-26 16:04:28 +02:00
parent 0354a7025d
commit 2584b5bc6b
No known key found for this signature in database
GPG Key ID: 55C211A1226CB17D
2 changed files with 52 additions and 37 deletions
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10
src/@types/global.d.ts vendored
View File

@ -49,6 +49,7 @@ import PerformanceMonitor from "../performance";
import UIStore from "../stores/UIStore";
import { SetupEncryptionStore } from "../stores/SetupEncryptionStore";
import { RoomScrollStateStore } from "../stores/RoomScrollStateStore";
import { ConsoleLogger, IndexedDBLogStore } from "../rageshake/rageshake";
/* eslint-disable @typescript-eslint/naming-convention */
@ -223,6 +224,15 @@ declare global {
) => string;
isReady: () => boolean;
};
// eslint-disable-next-line no-var, camelcase
var mx_rage_logger: ConsoleLogger;
// eslint-disable-next-line no-var, camelcase
var mx_rage_initPromise: Promise<void>;
// eslint-disable-next-line no-var, camelcase
var mx_rage_initStoragePromise: Promise<void>;
// eslint-disable-next-line no-var, camelcase
var mx_rage_store: IndexedDBLogStore;
}
/* eslint-enable @typescript-eslint/naming-convention */

79
src/rageshake/rageshake.js → src/rageshake/rageshake.ts
View File

@ -46,12 +46,10 @@ const FLUSH_RATE_MS = 30 * 1000;
const MAX_LOG_SIZE = 1024 * 1024 * 5; // 5 MB
// A class which monkey-patches the global console and stores log lines.
class ConsoleLogger {
constructor() {
this.logs = "";
}
export class ConsoleLogger {
private logs = "";
monkeyPatch(consoleObj) {
public monkeyPatch(consoleObj: Console): void {
// Monkey-patch console logging
const consoleFunctionsToLevels = {
log: "I",
@ -69,14 +67,14 @@ class ConsoleLogger {
});
}
log(level, ...args) {
private log(level: string, ...args: (Error | DOMException | object | string)[]): void {
// We don't know what locale the user may be running so use ISO strings
const ts = new Date().toISOString();
// Convert objects and errors to helpful things
args = args.map((arg) => {
if (arg instanceof DOMException) {
return arg.message + ` (${arg.name} | ${arg.code}) ` + (arg.stack ? `\n${arg.stack}` : '');
return arg.message + ` (${arg.name} | ${arg.code})`;
} else if (arg instanceof Error) {
return arg.message + (arg.stack ? `\n${arg.stack}` : '');
} else if (typeof (arg) === 'object') {
@ -118,7 +116,7 @@ class ConsoleLogger {
* @param {boolean} keepLogs True to not delete logs after flushing.
* @return {string} \n delimited log lines to flush.
*/
flush(keepLogs) {
public flush(keepLogs?: boolean): string {
// The ConsoleLogger doesn't care how these end up on disk, it just
// flushes them to the caller.
if (keepLogs) {
@ -131,27 +129,28 @@ class ConsoleLogger {
}
// A class which stores log lines in an IndexedDB instance.
class IndexedDBLogStore {
constructor(indexedDB, logger) {
this.indexedDB = indexedDB;
this.logger = logger;
this.id = "instance-" + Math.random() + Date.now();
this.index = 0;
this.db = null;
export class IndexedDBLogStore {
private id: string;
private index = 0;
private db = null;
private flushPromise = null;
private flushAgainPromise = null;
// these promises are cleared as soon as fulfilled
this.flushPromise = null;
// set if flush() is called whilst one is ongoing
this.flushAgainPromise = null;
constructor(
private indexedDB: IDBFactory,
private logger: ConsoleLogger,
) {
this.id = "instance-" + Math.random() + Date.now();
}
/**
* @return {Promise} Resolves when the store is ready.
*/
connect() {
public connect(): Promise<void> {
const req = this.indexedDB.open("logs");
return new Promise((resolve, reject) => {
req.onsuccess = (event) => {
req.onsuccess = (event: Event) => {
// @ts-ignore
this.db = event.target.result;
// Periodically flush logs to local storage / indexeddb
setInterval(this.flush.bind(this), FLUSH_RATE_MS);
@ -160,6 +159,7 @@ class IndexedDBLogStore {
req.onerror = (event) => {
const err = (
// @ts-ignore
"Failed to open log database: " + event.target.error.name
);
console.error(err);
@ -168,6 +168,7 @@ class IndexedDBLogStore {
// First time: Setup the object store
req.onupgradeneeded = (event) => {
// @ts-ignore
const db = event.target.result;
const logObjStore = db.createObjectStore("logs", {
keyPath: ["id", "index"],
@ -178,7 +179,7 @@ class IndexedDBLogStore {
logObjStore.createIndex("id", "id", { unique: false });
logObjStore.add(
this._generateLogEntry(
this.generateLogEntry(
new Date() + " ::: Log database was created.",
),
);
@ -186,7 +187,7 @@ class IndexedDBLogStore {
const lastModifiedStore = db.createObjectStore("logslastmod", {
keyPath: "id",
});
lastModifiedStore.add(this._generateLastModifiedTime());
lastModifiedStore.add(this.generateLastModifiedTime());
};
});
}
@ -210,7 +211,7 @@ class IndexedDBLogStore {
*
* @return {Promise} Resolved when the logs have been flushed.
*/
flush() {
public flush(): Promise<void> {
// check if a flush() operation is ongoing
if (this.flushPromise) {
if (this.flushAgainPromise) {
@ -227,7 +228,7 @@ class IndexedDBLogStore {
}
// there is no flush promise or there was but it has finished, so do
// a brand new one, destroying the chain which may have been built up.
this.flushPromise = new Promise((resolve, reject) => {
this.flushPromise = new Promise<void>((resolve, reject) => {
if (!this.db) {
// not connected yet or user rejected access for us to r/w to the db.
reject(new Error("No connected database"));
@ -251,9 +252,9 @@ class IndexedDBLogStore {
new Error("Failed to write logs: " + event.target.errorCode),
);
};
objStore.add(this._generateLogEntry(lines));
objStore.add(this.generateLogEntry(lines));
const lastModStore = txn.objectStore("logslastmod");
lastModStore.put(this._generateLastModifiedTime());
lastModStore.put(this.generateLastModifiedTime());
}).then(() => {
this.flushPromise = null;
});
@ -270,12 +271,12 @@ class IndexedDBLogStore {
* log ID). The objects have said log ID in an "id" field and "lines" which
* is a big string with all the new-line delimited logs.
*/
async consume() {
public async consume(): Promise<{lines: string, id: string}[]> {
const db = this.db;
// Returns: a string representing the concatenated logs for this ID.
// Stops adding log fragments when the size exceeds maxSize
function fetchLogs(id, maxSize) {
function fetchLogs(id: string, maxSize: number): Promise<string> {
const objectStore = db.transaction("logs", "readonly").objectStore("logs");
return new Promise((resolve, reject) => {
@ -301,7 +302,7 @@ class IndexedDBLogStore {
}
// Returns: A sorted array of log IDs. (newest first)
function fetchLogIds() {
function fetchLogIds(): Promise<string[]> {
// To gather all the log IDs, query for all records in logslastmod.
const o = db.transaction("logslastmod", "readonly").objectStore(
"logslastmod",
@ -319,8 +320,8 @@ class IndexedDBLogStore {
});
}
function deleteLogs(id) {
return new Promise((resolve, reject) => {
function deleteLogs(id: number): Promise<void> {
return new Promise<void>((resolve, reject) => {
const txn = db.transaction(
["logs", "logslastmod"], "readwrite",
);
@ -389,7 +390,7 @@ class IndexedDBLogStore {
return logs;
}
_generateLogEntry(lines) {
private generateLogEntry(lines: string): {id: string, lines: string, index: number} {
return {
id: this.id,
lines: lines,
@ -397,7 +398,7 @@ class IndexedDBLogStore {
};
}
_generateLastModifiedTime() {
private generateLastModifiedTime(): {id: string, ts: number} {
return {
id: this.id,
ts: Date.now(),
@ -415,15 +416,19 @@ class IndexedDBLogStore {
* @return {Promise<T[]>} Resolves to an array of whatever you returned from
* resultMapper.
*/
function selectQuery(store, keyRange, resultMapper) {
function selectQuery<T>(
store: IDBIndex, keyRange: IDBKeyRange, resultMapper: (cursor: IDBCursorWithValue) => T,
): Promise<T[]> {
const query = store.openCursor(keyRange);
return new Promise((resolve, reject) => {
const results = [];
query.onerror = (event) => {
// @ts-ignore
reject(new Error("Query failed: " + event.target.errorCode));
};
// collect results
query.onsuccess = (event) => {
// @ts-ignore
const cursor = event.target.result;
if (!cursor) {
resolve(results);
@ -442,7 +447,7 @@ function selectQuery(store, keyRange, resultMapper) {
* be set up immediately for the logs.
* @return {Promise} Resolves when set up.
*/
export function init(setUpPersistence = true) {
export function init(setUpPersistence = true): Promise<void> {
if (global.mx_rage_initPromise) {
return global.mx_rage_initPromise;
}
@ -462,7 +467,7 @@ export function init(setUpPersistence = true) {
* then this no-ops.
* @return {Promise} Resolves when complete.
*/
export function tryInitStorage() {
export function tryInitStorage(): Promise<void> {
if (global.mx_rage_initStoragePromise) {
return global.mx_rage_initStoragePromise;
}