1007 lines
41 KiB
JavaScript
1007 lines
41 KiB
JavaScript
// TODO: virtual list, only rerender what's needed so things can keep playing.
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import { getData, addData, addDataArray, clearData, deleteData, mergeDataArray, checkPostIds, getAllIds, getPostsByIds } from "./db.js";
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// let posts:any;
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// let keyBase = "dandelion_posts_v1_"
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// let key:string = "";
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// interface PostTimestamp {
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// year: number,
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// month: number,
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// day: number,
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// hour: number,
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// minute: number,
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// second: number,
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// }
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function waitMs(durationMs) {
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return new Promise(resolve => setTimeout(resolve, durationMs));
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}
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function uuidv4() {
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return "10000000-1000-4000-8000-100000000000".replace(/[018]/g, (c) => (c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16));
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}
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function uuidToBytes(uuid) {
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return new Uint8Array(uuid.match(/[a-fA-F0-9]{2}/g).map((hex) => parseInt(hex, 16)));
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}
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// Base58 character set
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const BASE58_ALPHABET = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz';
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// Base58 encoding
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// Base58 encoding
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function encodeBase58(buffer) {
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let carry;
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const digits = [0];
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for (const byte of buffer) {
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carry = byte;
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for (let i = 0; i < digits.length; i++) {
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carry += digits[i] << 8;
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digits[i] = carry % 58;
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carry = Math.floor(carry / 58);
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}
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while (carry > 0) {
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digits.push(carry % 58);
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carry = Math.floor(carry / 58);
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}
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}
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let result = '';
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for (const digit of digits.reverse()) {
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result += BASE58_ALPHABET[digit];
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}
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// Handle leading zero bytes
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for (const byte of buffer) {
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if (byte === 0x00) {
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result = BASE58_ALPHABET[0] + result;
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}
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else {
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break;
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}
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}
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return result;
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}
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// Convert UUID v4 to Base58
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function uuidToBase58(uuid) {
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const bytes = uuidToBytes(uuid);
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return encodeBase58(bytes);
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}
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function logID(ID) {
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return ID.substring(0, 5);
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}
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let logLines = [];
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let logLength = 10;
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function log(message) {
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console.log(message);
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logLines.push(`${new Date().toLocaleTimeString()}: ${message}`);
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if (logLines.length > 10) {
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logLines = logLines.slice(logLines.length - logLength);
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}
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let log = document.getElementById("log");
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if (!log) {
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throw new Error();
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}
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log.innerText = logLines.join("\n");
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}
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function generateID() {
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if (self.crypto.hasOwnProperty("randomUUID")) {
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return self.crypto.randomUUID();
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}
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return uuidv4();
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}
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class Post {
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constructor(author, author_id, text, post_timestamp, imageData = null, importedFrom = null, importSource = null) {
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this.post_timestamp = post_timestamp;
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this.post_id = generateID();
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this.author = author;
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this.author_id = author_id;
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this.text = text;
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this.image_data = imageData;
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this.importedFrom = importedFrom;
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this.importSource = importSource;
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}
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}
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window.addEventListener('scroll', () => {
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// Total height of the document
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const totalPageHeight = document.body.scrollHeight;
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// Current scroll position
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const scrollPoint = window.scrollY + window.innerHeight;
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// Check if scrolled to bottom
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if (scrollPoint >= totalPageHeight) {
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console.log('Scrolled to the bottom!');
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console.log(scrollPoint, totalPageHeight);
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}
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});
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// let peer = await new PeerConnection(peer_id);
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// let connectionReply = await wsConnection.send('hello');
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// for (let peer of connectionReply) {
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// let peerConnection = await wsConnection.send('connect', peer.id);
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// if (peerConnection) {
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// this.peers.push(peerConnection);
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// let postIDs = await peerConnection.getPostIDs();
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// let postsWeDontHave = this.diffPostIDs(postIDs);
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// let newPosts = await peerConnection.getPosts(postsWeDontHave);
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// this.addPosts(newPosts);
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// }
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// }
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async function bytesToBase64DataUrl(bytes, type = "application/octet-stream") {
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return await new Promise((resolve, reject) => {
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const reader = Object.assign(new FileReader(), {
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onload: () => resolve(reader.result),
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onerror: () => reject(reader.error),
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});
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reader.readAsDataURL(new File([bytes], "", { type }));
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});
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}
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async function arrayBufferToBase64(buffer) {
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var bytes = new Uint8Array(buffer);
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return (await bytesToBase64DataUrl(bytes)).replace("data:application/octet-stream;base64,", "");
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}
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// function base64ToArrayBuffer(base64: string) {
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// var binaryString = atob(base64);
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// var bytes = new Uint8Array(binaryString.length);
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// for (var i = 0; i < binaryString.length; i++) {
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// bytes[i] = binaryString.charCodeAt(i);
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// }
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// return bytes.buffer;
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// }
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async function base64ToArrayBuffer(base64String) {
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let response = await fetch("data:application/octet-stream;base64," + base64String);
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let arrayBuffer = await response.arrayBuffer();
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return arrayBuffer;
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// let buffer = new Uint8Array(arrayBuffer);
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// return buffer;
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}
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async function compressString(input) {
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// Convert the string to a Uint8Array
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const textEncoder = new TextEncoder();
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const inputArray = textEncoder.encode(input);
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// Create a CompressionStream
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const compressionStream = new CompressionStream('gzip');
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const writer = compressionStream.writable.getWriter();
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// Write the data and close the stream
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writer.write(inputArray);
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writer.close();
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// Read the compressed data from the stream
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const compressedArray = await new Response(compressionStream.readable).arrayBuffer();
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// Convert the compressed data to a Uint8Array
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return new Uint8Array(compressedArray);
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}
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class wsConnection {
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async send(message) {
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let json = "";
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try {
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json = JSON.stringify(message);
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// console.log("*******", (await compressString(json)).byteLength, json.length);
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}
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catch (e) {
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console.log(e, "wsConnection send: Couldn't serialize message", message);
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}
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// log(`ws->${json.slice(0, 240)}`)
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this.websocket.send(json);
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}
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helloResponseHandler(data) {
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let users = [];
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try {
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let currentUserPeers = data.userPeers[app.router.userID];
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users.push([app.router.userID, data.userPeers[app.router.userID]]);
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delete data.userPeers[app.router.userID];
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}
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catch (e) {
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console.log('helloResponseHandler', e);
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}
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users = [...users, ...Object.entries(data.userPeers)];
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log(`Net: got ${users.length} users from bootstrap peer. ${users.join(',')}`);
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for (let [userID, peerIDs] of users) {
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this.peers.set(userID, [...Object.keys(peerIDs)]);
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for (let peerID of [...Object.keys(peerIDs)]) {
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if (peerID === this.peerID) {
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continue;
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}
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log(`Net: Req post IDs for user ${logID(userID)} from peer ${logID(peerID)}`);
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this.send({
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type: "peer_message",
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from: this.peerID,
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from_username: app.username,
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from_peername: app.peername,
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to: peerID,
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message: { type: "get_post_ids_for_user", user_id: userID }
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});
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}
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}
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}
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pongHandler(data) {
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}
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async getPostIdsForUserResponseHandler(data) {
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// log(`getPostsForUserResponse: ${data}`)
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let message = data.message;
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log(`Net: got ${message.post_ids.length} post IDs for user ${logID(data.message.user_id)} from peer ${logID(data.from)}`);
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// console.log(`Checking post IDs...`);
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let postIds = await checkPostIds(message.user_id, data.message.post_ids);
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if (postIds.length === 0) {
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log(`Don't need any posts for user ${logID(data.message.user_id)} from peer ${logID(data.from)}`);
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return;
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}
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log(`Net: Req ${postIds.length} posts for user ${logID(message.user_id)} from peer ${logID(data.from)}`);
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let responseMessage = { type: "peer_message", from: app.peerID, to: data.from, from_username: app.username, from_peername: app.peername, message: { type: "get_posts_for_user", post_ids: postIds, user_id: message.user_id } };
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this.send(responseMessage);
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}
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// static async compressArrayBuffer(data: ArrayBuffer): Promise<ArrayBuffer> {
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// const compressionStream = new CompressionStream('gzip'); // You can also use 'deflate', 'deflate-raw', etc.
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// const compressedStream = new Response(
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// new Blob([data]).stream().pipeThrough(compressionStream)
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// );
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// const compressedArrayBuffer = await compressedStream.arrayBuffer();
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// return compressedArrayBuffer;
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// }
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async getPostIdsForUserHandler(data) {
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let message = data.message;
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let postIds = await getAllIds(message.user_id) ?? [];
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if (postIds.length === 0) {
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log(`Net: I know about user ${logID(message.user_id)} but I have 0 posts, so I'm not sending any to to peer ${logID(data.from)}`);
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return;
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}
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log(`Net: Sending ${postIds.length} post Ids for user ${logID(message.user_id)} to peer ${logID(data.from)}`);
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let responseMessage = { type: "peer_message", from: app.peerID, to: data.from, from_username: app.username, from_peername: app.peername, message: { type: "get_post_ids_for_user_response", post_ids: postIds, user_id: message.user_id } };
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this.send(responseMessage);
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}
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// Send posts to peer
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async getPostsForUserHandler(data) {
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let message = data.message;
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let posts = await getPostsByIds(message.user_id, message.post_ids) ?? [];
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log(`Net: Sending ${posts.length} posts for user ${logID(message.user_id)} to peer ${logID(data.from)}`);
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app.timerStart();
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let output = [];
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for (let post of posts) {
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let newPost = post.data;
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if (newPost.image_data) {
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// let compressedData = await wsConnection.compressArrayBuffer(newPost.image_data);
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// console.log((newPost.image_data.byteLength - compressedData.byteLength) / 1024 / 1024);
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newPost.image_data = await arrayBufferToBase64(newPost.image_data);
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}
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// let megs = JSON.stringify(newPost).length/1024/1024;
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// console.log(`getPostsForUserHandler id:${newPost.post_id} post length:${megs}`);
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output.push(newPost);
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}
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// posts = posts.map((post:any)=>{let newPost = post.data; if (newPost.image_data){newPost.image_data = arraybufferto};return newPost});
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// posts = posts.map((post:any)=>{})
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let responseMessage = { type: "peer_message", from: app.peerID, to: data.from, from_username: app.username, from_peername: app.peername, message: { type: "get_posts_for_user_response", posts: output, user_id: message.user_id } };
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this.send(responseMessage);
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let sendTime = app.timerDelta();
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log(`send took: ${sendTime.toFixed(2)}ms`);
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}
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// Got posts from peer
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async getPostsForUserReponseHandler(data) {
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app.timerStart();
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let message = data.message;
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console.log(`Net: got ${message.posts.length} posts for user ${logID(message.user_id)} from peer ${logID(data.from)}`);
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for (let post of message.posts) {
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if (message.user_id === app.userID) {
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post.author_id = app.userID;
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}
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post.post_timestamp = new Date(post.post_timestamp);
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if (post.image_data) {
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post.image_data = await base64ToArrayBuffer(post.image_data);
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}
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}
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console.log(`Merging same user peer posts...`);
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await mergeDataArray(message.user_id, data.message.posts);
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let receiveTime = app.timerDelta();
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log(`Receive took: ${receiveTime.toFixed(2)}ms`);
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if (message.user_id === app.router.userID) {
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app.render();
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}
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}
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async peerMessageHandler(data) {
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// log(`peerMessageHandler ${JSON.stringify(data)}`)
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let peerMessageType = data.message.type;
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let handler = this.peerMessageHandlers.get(peerMessageType);
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if (!handler) {
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console.error(`got peer message type we don't have a handler for: ${peerMessageType}`);
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return;
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}
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handler(data);
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}
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connect() {
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if (this.websocket?.readyState === WebSocket.OPEN) {
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return;
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}
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window.clearInterval(this.websocketPingInterval);
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if (this.websocket) {
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this.websocket.close();
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}
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;
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try {
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this.websocket = new WebSocket(`wss://${window.location.hostname}:${window.location.port}/ws`);
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}
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catch (error) {
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console.log(error.message);
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return;
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}
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this.websocket.onopen = async (event) => {
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log("ws:connected");
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let knownUsers = [...(await indexedDB.databases())].map((db) => db.name?.replace('user_', ''));
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console.log('Net: Sending known users', knownUsers);
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this.send({ type: "hello", user_id: this.userID, user_name: app.username, peer_id: this.peerID, peer_name: app.peername, known_users: knownUsers });
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this.websocketPingInterval = window.setInterval(() => {
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if (!navigator.onLine) {
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return;
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}
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this.send({ type: "ping", peer_id: this.peerID });
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}, 10000);
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};
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this.websocket.onclose = (event) => {
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log("ws:disconnected");
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// this.retry *= 2;
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log(`Retrying in ${this.retry} seconds`);
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window.setTimeout(() => { this.connect(); }, this.retry * 1000);
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};
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this.websocket.onmessage = (event) => {
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// log('ws:<-' + event.data.slice(0, 240));
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let data = JSON.parse(event.data);
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let { type } = data;
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let handler = this.messageHandlers.get(type);
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if (!handler) {
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console.warn(`Got a message we can't handle:`, type);
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return;
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}
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handler(data);
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};
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this.websocket.onerror = (event) => {
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log('ws:error: ' + event);
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};
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}
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disconnect() {
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this.websocket?.close();
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}
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constructor(userID, peerID) {
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this.websocket = null;
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this.userID = "";
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this.peerID = "";
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this.websocketPingInterval = 0;
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this.retry = 10;
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this.state = 'disconnected';
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this.peers = new Map();
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this.messageHandlers = new Map();
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this.peerMessageHandlers = new Map();
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this.userID = userID;
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this.peerID = peerID;
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this.messageHandlers.set('hello', this.helloResponseHandler.bind(this));
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this.messageHandlers.set('pong', this.pongHandler);
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this.messageHandlers.set('peer_message', this.peerMessageHandler.bind(this));
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this.peerMessageHandlers.set('get_post_ids_for_user', this.getPostIdsForUserHandler.bind(this));
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this.peerMessageHandlers.set('get_post_ids_for_user_response', this.getPostIdsForUserResponseHandler.bind(this));
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this.peerMessageHandlers.set('get_posts_for_user', this.getPostsForUserHandler.bind(this));
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this.peerMessageHandlers.set('get_posts_for_user_response', this.getPostsForUserReponseHandler.bind(this));
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this.connect();
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if (!this.websocket) {
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// set a timer and retry?
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}
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}
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}
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class App {
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constructor() {
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this.username = '';
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this.peername = '';
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this.userID = '';
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this.peerID = '';
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this.following = [];
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this.posts = [];
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this.isHeadless = false;
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this.showLog = false;
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this.time = 0;
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this.animals = ['shrew', 'jerboa', 'lemur', 'weasel', 'possum', 'possum', 'marmoset', 'planigale', 'mole', 'narwhal'];
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this.adjectives = ['snazzy', 'whimsical', 'jazzy', 'bonkers', 'wobbly', 'spiffy', 'chirpy', 'zesty', 'bubbly', 'perky', 'sassy'];
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this.snakes = ['mamba', 'cobra', 'python', 'viper', 'krait', 'sidewinder', 'constrictor', 'boa', 'asp', 'anaconda', 'krait'];
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// keep a map of posts to dom nodes.
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// on re-render
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// posts that are not in our list that we need at add
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// posts that are in our list that we need to remove
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this.renderedPosts = new Map();
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this.router = {
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route: App.Route.HOME,
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userID: '',
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postID: '',
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mediaID: ''
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};
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}
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initMarkdown() {
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const renderer = new marked.Renderer();
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renderer.link = (href, title, text) => {
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return `<a href="${href}" target="_blank"${title ? ` title="${title}"` : ''}>${text}</a>`;
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};
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marked.setOptions({ renderer: renderer });
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}
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// arrayBufferToBase64(buffer: ArrayBuffer) {
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// return new Promise((resolve, reject) => {
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// const blob = new Blob([buffer], { type: 'application/octet-stream' });
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// const reader = new FileReader();
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// reader.onloadend = () => {
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// const dataUrl = reader.result as string;
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// if (!dataUrl) {
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// resolve(null);
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// return;
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// }
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// const base64 = dataUrl.split(',')[1];
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// resolve(base64);
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// };
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// reader.onerror = (error) => {
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// reject(error);
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// };
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// reader.readAsDataURL(blob);
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// });
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// }
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async createTestData() {
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let postsTestData = await (await fetch("./postsTestData.json")).json();
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return postsTestData;
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}
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timerStart() {
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this.time = performance.now();
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}
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timerDelta() {
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return performance.now() - this.time;
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}
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getFixedTweetText(entry) {
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let fullText = entry.tweet.full_text;
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let linkMarkdown = "";
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for (const url of entry.tweet.entities.urls) {
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linkMarkdown = `[${url.display_url}](${url.expanded_url})`;
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fullText = fullText.replace(url.url, linkMarkdown);
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}
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return fullText;
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}
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async importTweetArchive(userID, tweetArchive) {
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log("Importing tweet archive");
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|
let postsTestData = [];
|
|
// let response = await fetch("./tweets.js");
|
|
// let tweetsText = await response.text();
|
|
// tweetsText = tweetsText.replace("window.YTD.tweets.part0", "window.tweetData");
|
|
// new Function(tweetsText)();
|
|
// let tweets = JSON.parse(tweetJSON);
|
|
let count = 0;
|
|
for (let entry of tweetArchive) {
|
|
// if (entry.tweet.hasOwnProperty("in_reply_to_screen_name") || entry.tweet.retweeted || entry.tweet.full_text.startsWith("RT")) {
|
|
// continue;
|
|
// }
|
|
let mediaURL = entry.tweet?.entities?.media?.[0]?.media_url_https;
|
|
let isImage = false;
|
|
if (mediaURL) {
|
|
isImage = mediaURL.includes('jpg');
|
|
}
|
|
let imageData = null;
|
|
// if (isImage) {
|
|
// try {
|
|
// let response = await fetch(mediaURL);
|
|
// await waitMs(100);
|
|
// if (response.status === 200) {
|
|
// imageData = await response.arrayBuffer();
|
|
// }
|
|
// console.log(imageData);
|
|
// } catch (e) {
|
|
// console.log(e);
|
|
// }
|
|
// }
|
|
let timeStamp = new Date(entry.tweet.created_at);
|
|
let tweetText = this.getFixedTweetText(entry);
|
|
let newPost = new Post('bobbydigitales', userID, tweetText, timeStamp, imageData, 'twitter', entry);
|
|
postsTestData.push(newPost);
|
|
count++;
|
|
if (count % 100 === 0) {
|
|
log(`Imported ${count} posts...`);
|
|
// render(postsTestData);
|
|
}
|
|
// if (count == 100-1) {
|
|
// break;
|
|
// }
|
|
}
|
|
return postsTestData;
|
|
}
|
|
async createTestData3(userID) {
|
|
let posts = await (await (fetch('./posts.json'))).json();
|
|
return posts;
|
|
}
|
|
async registerServiceWorker() {
|
|
if (!("serviceWorker" in navigator)) {
|
|
return;
|
|
}
|
|
let registrations = await navigator.serviceWorker.getRegistrations();
|
|
if (registrations.length > 0) {
|
|
console.log("Service worker already registered.");
|
|
return registrations[0];
|
|
}
|
|
navigator.serviceWorker
|
|
.register("/sw.js")
|
|
.then((registration) => {
|
|
console.log("Service Worker registered with scope:", registration.scope);
|
|
return registration;
|
|
})
|
|
.catch((error) => {
|
|
console.error("Service Worker registration failed:", error);
|
|
});
|
|
}
|
|
addPost(userID, postText, mediaData, mediaType) {
|
|
if ((typeof postText !== "string") || postText.length === 0) {
|
|
log("Not posting an empty string...");
|
|
return;
|
|
}
|
|
let post = new Post(this.username, userID, postText, new Date(), mediaData);
|
|
// this.posts.push(post);
|
|
// localStorage.setItem(key, JSON.stringify(posts));
|
|
addData(userID, post);
|
|
this.render();
|
|
}
|
|
getPeerID() {
|
|
let id = localStorage.getItem("peer_id");
|
|
if (!id) {
|
|
id = generateID();
|
|
localStorage.setItem("peer_id", id);
|
|
}
|
|
return id;
|
|
}
|
|
getUserID() {
|
|
let id = localStorage.getItem("dandelion_id");
|
|
if (!id) {
|
|
id = generateID();
|
|
localStorage.setItem("dandelion_id", id);
|
|
}
|
|
return id;
|
|
}
|
|
hashIdToIndices(id) {
|
|
let indices = [];
|
|
for (let char of id) {
|
|
if (char !== '0' && char !== '-') {
|
|
indices.push(parseInt(char, 16));
|
|
if (indices.length == 2) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return [indices[0], indices[1]];
|
|
}
|
|
funkyName(id, listOne, listTwo) {
|
|
let [one, two] = this.hashIdToIndices(id);
|
|
let first = listOne[one % this.adjectives.length];
|
|
let second = listTwo[two % this.animals.length];
|
|
return { first, second };
|
|
}
|
|
getUsername() {
|
|
let username = localStorage.getItem("dandelion_username");
|
|
if (username && username !== "not_set") {
|
|
return username;
|
|
}
|
|
let { first: adjective, second: animal } = this.funkyName(this.userID, this.adjectives, this.animals);
|
|
username = `${adjective}_${animal}`;
|
|
localStorage.setItem("dandelion_username", username);
|
|
return username;
|
|
}
|
|
getPeername() {
|
|
let { first: adjective, second: snake } = this.funkyName(this.peerID, this.adjectives, this.snakes);
|
|
let peername = `${adjective}_${snake}`;
|
|
return peername;
|
|
}
|
|
setFont(fontName, fontSize) {
|
|
let content = document.getElementById('content');
|
|
if (!content) {
|
|
return;
|
|
}
|
|
content.style.fontFamily = fontName;
|
|
content.style.fontSize = fontSize;
|
|
let textArea = document.getElementById('textarea_post');
|
|
if (!textArea) {
|
|
return;
|
|
}
|
|
textArea.style.fontFamily = fontName;
|
|
textArea.style.fontSize = fontSize;
|
|
}
|
|
initOffline(connection) {
|
|
// Event listener for going offline
|
|
window.addEventListener('offline', () => {
|
|
log("offline");
|
|
});
|
|
// Event listener for going online
|
|
window.addEventListener('online', async () => {
|
|
log("online");
|
|
connection.connect();
|
|
this.render();
|
|
});
|
|
log(`Online status: ${navigator.onLine ? "online" : "offline"}`);
|
|
}
|
|
selectFile(contentType) {
|
|
return new Promise(resolve => {
|
|
let input = document.createElement('input');
|
|
input.type = 'file';
|
|
// input.multiple = multiple;
|
|
input.accept = contentType;
|
|
input.onchange = () => {
|
|
if (input.files == null) {
|
|
resolve(null);
|
|
return;
|
|
}
|
|
let files = Array.from(input.files);
|
|
// if (multiple)
|
|
// resolve(files);
|
|
// else
|
|
resolve(files[0]);
|
|
};
|
|
input.click();
|
|
});
|
|
}
|
|
readFile(file) {
|
|
// Always return a Promise
|
|
return new Promise((resolve, reject) => {
|
|
let content = '';
|
|
const reader = new FileReader();
|
|
// Wait till complete
|
|
reader.onloadend = function (e) {
|
|
content = e.target.result;
|
|
resolve(content);
|
|
};
|
|
// Make sure to handle error states
|
|
reader.onerror = function (e) {
|
|
reject(e);
|
|
};
|
|
reader.readAsText(file);
|
|
});
|
|
}
|
|
initButtons(userID, posts, registration) {
|
|
// let font1Button = document.getElementById("button_font1") as HTMLButtonElement;
|
|
// let font2Button = document.getElementById("button_font2") as HTMLButtonElement;
|
|
let importTweetsButton = document.getElementById("import_tweets");
|
|
let clearPostsButton = document.getElementById("clear_posts");
|
|
let updateApp = document.getElementById("update_app");
|
|
let ddlnLogoButton = document.getElementById('ddln_logo_button');
|
|
// let addPic = document.getElementById('button_add_pic') as HTMLDivElement;
|
|
let filePickerLabel = document.getElementById('file_input_label');
|
|
let filePicker = document.getElementById('file_input');
|
|
let toggleDark = document.getElementById('toggle_dark');
|
|
toggleDark.addEventListener('click', () => {
|
|
document.documentElement.style.setProperty('--main-bg-color', 'white');
|
|
document.documentElement.style.setProperty('--main-fg-color', 'black');
|
|
});
|
|
filePicker?.addEventListener('change', async (event) => {
|
|
for (let file of filePicker.files) {
|
|
let buffer = await file.arrayBuffer();
|
|
let type = this.addPost(this.userID, 'image...', buffer);
|
|
}
|
|
});
|
|
filePickerLabel?.addEventListener('click', () => {
|
|
console.log("Add pic...");
|
|
});
|
|
let usernameField = document.getElementById('username');
|
|
usernameField?.addEventListener('input', (event) => {
|
|
this.username = event.target.innerText;
|
|
localStorage.setItem("dandelion_username", this.username);
|
|
});
|
|
importTweetsButton.addEventListener('click', async () => {
|
|
let file = await this.selectFile('text/*');
|
|
console.log(file);
|
|
if (file == null) {
|
|
return;
|
|
}
|
|
let tweetData = await this.readFile(file);
|
|
tweetData = tweetData.replace('window.YTD.tweets.part0 = ', '');
|
|
const tweets = JSON.parse(tweetData);
|
|
let imported_posts = await this.importTweetArchive(userID, tweets);
|
|
clearData(userID);
|
|
// posts = posts.reverse();
|
|
addDataArray(userID, imported_posts);
|
|
this.render();
|
|
});
|
|
clearPostsButton.addEventListener('click', () => { clearData(userID); posts = []; this.render(); });
|
|
let postButton = document.getElementById("button_post");
|
|
let postText = document.getElementById("textarea_post");
|
|
if (!(postButton && postText)) {
|
|
throw new Error();
|
|
}
|
|
postText.addEventListener('paste', async (e) => {
|
|
const dataTransfer = e.clipboardData;
|
|
const file = dataTransfer.files[0];
|
|
let buffer = await file.arrayBuffer();
|
|
let type = this.addPost(this.userID, 'image...', buffer);
|
|
});
|
|
postButton.addEventListener("click", () => {
|
|
this.addPost(userID, postText.value);
|
|
postText.value = "";
|
|
});
|
|
updateApp.addEventListener("click", () => {
|
|
registration?.active?.postMessage({ type: "update_app" });
|
|
});
|
|
let infoElement = document.getElementById('info');
|
|
if (infoElement === null) {
|
|
return;
|
|
}
|
|
ddlnLogoButton.addEventListener('click', () => { infoElement.style.display == 'none' ? infoElement.style.display = 'block' : infoElement.style.display = 'none'; });
|
|
}
|
|
async loadPosts(userID, postID) {
|
|
this.timerStart();
|
|
let posts = [];
|
|
// if (postID) {
|
|
// posts = await gePostForUser(userID, postID);
|
|
// }
|
|
posts = await getData(userID, new Date(2022, 8), new Date());
|
|
if (posts.length > 0) {
|
|
log(`Loaded ${posts.length} posts in ${this.timerDelta().toFixed(2)}ms`);
|
|
return posts;
|
|
}
|
|
// posts = await createTestData2(userID);
|
|
// log("Adding test data...");
|
|
// addDataArray(userID, posts);
|
|
// return await getData(userID, new Date(2022, 8), new Date());
|
|
}
|
|
async purgeEmptyUsers() {
|
|
let knownUsers = [...(await indexedDB.databases())].map((db) => db.name?.replace('user_', ''));
|
|
if (!knownUsers) {
|
|
return;
|
|
}
|
|
for (let userID of knownUsers) {
|
|
let ids = await getAllIds(userID);
|
|
if (ids.length === 0) {
|
|
console.log(`Purging user ${userID}`);
|
|
indexedDB.deleteDatabase(`user_${userID}`);
|
|
}
|
|
console.log(`https://ddln.app/user/${userID}`);
|
|
}
|
|
}
|
|
async main() {
|
|
this.isHeadless = /\bHeadlessChrome\//.test(navigator.userAgent);
|
|
let userID = this.getUserID();
|
|
let peerID = this.getPeerID();
|
|
this.userID = userID;
|
|
this.peerID = peerID;
|
|
this.getRoute();
|
|
if (this.router.route === App.Route.CONNECT) {
|
|
console.log('connect', this.router.userID);
|
|
localStorage.setItem("dandelion_id", this.router.userID);
|
|
}
|
|
let urlParams = (new URL(window.location.href)).searchParams;
|
|
let connection_userID = urlParams.get('connect');
|
|
let registration = undefined;
|
|
if (urlParams.has('log')) {
|
|
document.getElementById('info').style.display = "block";
|
|
this.showLog = true;
|
|
}
|
|
let time = 0;
|
|
let delta = 0;
|
|
// let isPersisted = await navigator?.storage?.persisted();
|
|
// if (!isPersisted) {
|
|
// debugger;
|
|
// const isPersisted = await navigator.storage.persist();
|
|
// log(`Persisted storage granted: ${isPersisted}`);
|
|
// }
|
|
// log(`Persisted: ${(await navigator?.storage?.persisted())?.toString()}`);
|
|
this.initMarkdown();
|
|
// let main = await fetch("/main.js");
|
|
// let code = await main.text();
|
|
// console.log(code);
|
|
// registration.active.postMessage({type:"updateMain", code:code});
|
|
// this.posts = await this.loadPosts(userID) ?? [];
|
|
// debugger;
|
|
await this.render(); // , (postID:string)=>{this.deletePost(userID, postID)}
|
|
if (performance?.memory) {
|
|
log(`memory used: ${(performance.memory.usedJSHeapSize / 1024 / 1024).toFixed(2)}Mb`);
|
|
}
|
|
// if (navigator?.storage) {
|
|
// let storageUsed = (await navigator?.storage?.estimate())?.usage/1024/1024
|
|
// }
|
|
// if (urlParams.get("sw") === "true") {
|
|
registration = await this.registerServiceWorker();
|
|
// }
|
|
this.username = this.getUsername();
|
|
document.getElementById('username').innerText = `${this.username}`;
|
|
this.peername = this.getPeername();
|
|
document.getElementById('peername').innerText = `peername:${this.peername}`;
|
|
document.getElementById('user_id').innerText = `user_id:${this.userID}`;
|
|
document.getElementById('peer_id').innerText = `peer_id:${this.peerID}`;
|
|
this.initButtons(userID, this.posts, registration);
|
|
let connectURL = `https://${document.location.hostname}/connect/${this.userID}`;
|
|
document.getElementById('connectURL').innerHTML = `<a href="${connectURL}">connect</a>`;
|
|
let qrcode = await new QRCode(document.getElementById('qrcode'), {
|
|
text: connectURL,
|
|
width: 256,
|
|
height: 256,
|
|
colorDark: "#000000",
|
|
colorLight: "#ffffff",
|
|
correctLevel: QRCode.CorrectLevel.H
|
|
});
|
|
document.querySelector('#qrcode > img').classList.add('qrcode_image');
|
|
document.querySelector('#qrcode > canvas').classList.add('qrcode_image');
|
|
log(`username:${this.username} user:${userID} peer:${peerID}`);
|
|
await this.purgeEmptyUsers();
|
|
let websocket = new wsConnection(userID, peerID);
|
|
window.addEventListener('beforeunload', () => { websocket.disconnect(); });
|
|
this.initOffline(websocket);
|
|
// const client = new WebTorrent()
|
|
// // Sintel, a free, Creative Commons movie
|
|
// const torrentId = 'magnet:?xt=urn:btih:6091e199a8d9272a40dd9a25a621a5c355d6b0be&dn=WING+IT!+-+Blender+Open+Movie+1080p.mp4&tr=wss%3A%2F%2Ftracker.btorrent.xyz&tr=wss%3A%2F%2Ftracker.openwebtorrent.com&tr=udp%3A%2F%2Ftracker.leechers-paradise.org%3A6969&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969&tr=udp%3A%2F%2Ftracker.opentrackr.org%3A1337&tr=udp%3A%2F%2Fexplodie.org%3A6969&tr=udp%3A%2F%2Ftracker.empire-js.us%3A1337';
|
|
// client.add(torrentId, function (torrent: any) {
|
|
// // Torrents can contain many files. Let's use the .mp4 file
|
|
// const file = torrent.files.find(function (file: any) {
|
|
// return file.name.endsWith('.mp4')
|
|
// })
|
|
// // Display the file by adding it to the DOM.
|
|
// // Supports video, audio, image files, and more!
|
|
// file.appendTo(document.getElementById('torrent-content'));
|
|
// })
|
|
}
|
|
computeDiff(newPosts) {
|
|
// return {added, deleted, same}
|
|
}
|
|
async render() {
|
|
if (this.isHeadless) {
|
|
console.log('Headless so skipping render...');
|
|
return;
|
|
}
|
|
this.timerStart();
|
|
let existingPosts = this.posts;
|
|
this.posts = [];
|
|
switch (this.router.route) {
|
|
case App.Route.HOME:
|
|
case App.Route.CONNECT: {
|
|
this.posts = await this.loadPosts(this.userID) ?? [];
|
|
break;
|
|
}
|
|
case App.Route.USER: {
|
|
this.posts = await this.loadPosts(this.router.userID) ?? [];
|
|
break;
|
|
}
|
|
case App.Route.POST: {
|
|
this.posts = await this.loadPosts(this.router.userID, this.router.postID) ?? [];
|
|
break;
|
|
}
|
|
default: {
|
|
console.log("Render: got a route I didn't understand. Rendering HOME:", this.router.route);
|
|
this.posts = await this.loadPosts(this.userID) ?? [];
|
|
break;
|
|
}
|
|
}
|
|
let existingPostSet = new Set(existingPosts.map(post => post.post_id));
|
|
let incomingPostSet = new Set(this.posts.map(post => post.post_id));
|
|
let addedPosts = [];
|
|
for (let post of this.posts) {
|
|
if (!existingPostSet.has(post.post_id)) {
|
|
addedPosts.push(post);
|
|
}
|
|
}
|
|
let deletedPosts = [];
|
|
for (let post of existingPosts) {
|
|
if (!incomingPostSet.has(post.post_id)) {
|
|
deletedPosts.push(post);
|
|
}
|
|
}
|
|
console.log("added:", addedPosts, "removed:", deletedPosts);
|
|
const fragment = document.createDocumentFragment();
|
|
let contentDiv = document.getElementById("content");
|
|
if (!contentDiv) {
|
|
throw new Error();
|
|
}
|
|
contentDiv.innerHTML = "";
|
|
// let count = 0;
|
|
for (let i = this.posts.length - 1; i >= 0; i--) {
|
|
let postData = this.posts[i];
|
|
// this.postsSet.add(postData);
|
|
// return promises for all image loads and await those.
|
|
let post = this.renderPost(postData);
|
|
if (post) {
|
|
fragment.appendChild(post);
|
|
// count++;
|
|
}
|
|
// if (count > 100) {
|
|
// break;
|
|
// }
|
|
}
|
|
if (!contentDiv) {
|
|
throw new Error("Couldn't get content div!");
|
|
}
|
|
contentDiv.appendChild(fragment);
|
|
let renderTime = this.timerDelta();
|
|
log(`render took: ${renderTime.toFixed(2)}ms`);
|
|
if (performance?.memory) {
|
|
log(`memory used: ${(performance.memory.usedJSHeapSize / 1024 / 1024).toFixed(2)}Mb`);
|
|
}
|
|
}
|
|
async deletePost(userID, postID) {
|
|
deleteData(userID, postID);
|
|
this.render();
|
|
}
|
|
renderPost(post) {
|
|
if (!(post.hasOwnProperty("text"))) {
|
|
throw new Error("Post is malformed!");
|
|
}
|
|
let containerDiv = document.createElement("div");
|
|
let timestamp = `${post.post_timestamp.toLocaleTimeString()} · ${post.post_timestamp.toLocaleDateString()}`;
|
|
let deleteButton = document.createElement('button');
|
|
deleteButton.innerText = 'delete';
|
|
deleteButton.onclick = () => { this.deletePost(post.author_id, post.post_id); };
|
|
let editButton = document.createElement('button');
|
|
editButton.innerText = 'edit';
|
|
let shareButton = document.createElement('button');
|
|
shareButton.innerText = 'share';
|
|
shareButton.onclick = async () => {
|
|
let shareUrl = `https://${document.location.hostname}/user/${post.author_id}/post/${post.post_id}`;
|
|
await navigator.clipboard.writeText(shareUrl);
|
|
};
|
|
let ownPost = post.author_id === this.userID;
|
|
let postTemplate = `<div><hr>
|
|
<div>
|
|
<span class='header' title='${timestamp}'><img class="logo" src="/static/favicon.ico">@${post.author} -
|
|
<span style="color:rgb(128,128,128)">${post.post_timestamp.toLocaleDateString()}</span>
|
|
</span>
|
|
${ownPost ? `<span id="deleteButton"></span>` : ''}
|
|
${ownPost ? `<span id="editButton"></span>` : ''}
|
|
<span id="shareButton"></span>
|
|
</div>
|
|
<div>${marked.parse(post.text)}</div>
|
|
</div>`;
|
|
containerDiv.innerHTML = postTemplate;
|
|
if (ownPost) {
|
|
containerDiv.querySelector('#deleteButton')?.appendChild(deleteButton);
|
|
containerDiv.querySelector('#editButton')?.appendChild(editButton);
|
|
}
|
|
containerDiv.querySelector('#shareButton')?.appendChild(shareButton);
|
|
if (!("image_data" in post && post.image_data)) {
|
|
// containerDiv.appendChild(timestampDiv);
|
|
return containerDiv;
|
|
// return null;
|
|
}
|
|
let image = document.createElement("img");
|
|
image.title = `${(post.image_data.byteLength / 1024 / 1024).toFixed(2)}MBytes`;
|
|
// const blob = new Blob([post.image_data as ArrayBuffer], { type: 'image/png' });
|
|
const blob = new Blob([post.image_data]);
|
|
const url = URL.createObjectURL(blob);
|
|
image.onload = () => {
|
|
URL.revokeObjectURL(url);
|
|
};
|
|
image.src = url;
|
|
// image.src = image.src = "data:image/png;base64," + post.image;
|
|
image.className = "postImage";
|
|
image.onclick = () => { App.maximizeElement(image); };
|
|
containerDiv.appendChild(image);
|
|
// containerDiv.appendChild(timestampDiv);
|
|
return containerDiv;
|
|
}
|
|
static maximizeElement(element) {
|
|
element.style.transform = "scale(2.0)";
|
|
}
|
|
getRoute() {
|
|
app.router.userID = this.userID;
|
|
let path = document.location.pathname;
|
|
console.log(">>>>>>>>>>>>>>>>>>>>>>>>>", path);
|
|
const regex = "(user/([a-zA-Z0-9\-]+)/?(post/([a-zA-Z0-9\-]+)?/?)?(media/([0-9]+)?)?)|(connect/([a-zA-Z0-9\-]+))";
|
|
const match = path.match(new RegExp(regex));
|
|
if (match) {
|
|
if (match[8]) { // Check for the connect route
|
|
this.router.userID = match[8];
|
|
this.router.route = App.Route.CONNECT;
|
|
}
|
|
else {
|
|
this.router.userID = match[2];
|
|
this.router.postID = match[4];
|
|
this.router.mediaID = match[6];
|
|
if (this.router.mediaID) {
|
|
this.router.route = App.Route.MEDIA;
|
|
}
|
|
else if (this.router.postID) {
|
|
this.router.route = App.Route.POST;
|
|
}
|
|
else {
|
|
this.router.route = App.Route.USER;
|
|
}
|
|
}
|
|
}
|
|
console.log(">>>>>>>>>>>>>", this.router, App.Route[this.router.route]);
|
|
// user = /user/<ID>
|
|
// post = /user/<ID>/post/<ID>
|
|
// media = /user/<ID>/post/<ID>/media/<index>
|
|
// group = /group/ID/post/<ID>
|
|
// hashtag = /hashtag/ -- maybe only hastags in groups
|
|
// home = /
|
|
}
|
|
}
|
|
(function (App) {
|
|
let Route;
|
|
(function (Route) {
|
|
Route[Route["USER"] = 0] = "USER";
|
|
Route[Route["POST"] = 1] = "POST";
|
|
Route[Route["MEDIA"] = 2] = "MEDIA";
|
|
Route[Route["GROUP"] = 3] = "GROUP";
|
|
Route[Route["HOME"] = 4] = "HOME";
|
|
Route[Route["CONNECT"] = 5] = "CONNECT";
|
|
})(Route = App.Route || (App.Route = {}));
|
|
;
|
|
})(App || (App = {}));
|
|
let app = new App();
|
|
window.addEventListener("load", app.main.bind(app));
|
|
//# sourceMappingURL=main.js.map
|