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Merge pull request 'Add prettier' (#2) from bad/Carbon:princess into princess

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Reviewed-on: cadence/Carbon#2
This commit is contained in:
bad 2020-10-19 08:49:45 +00:00
commit d7454ddc1c
24 changed files with 1392 additions and 1251 deletions
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1
.prettierignore Symbolic link
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.gitignore

1
.prettierrc.json Normal file
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@ -0,0 +1 @@
{}

451
build.js
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@ -1,245 +1,280 @@
const pug = require("pug") const pug = require("pug");
const sass = require("sass") const sass = require("sass");
const fs = require("fs").promises const fs = require("fs").promises;
const os = require("os") const os = require("os");
const crypto = require("crypto") const crypto = require("crypto");
const path = require("path") const path = require("path");
const pj = path.join const pj = path.join;
const babel = require("@babel/core") const babel = require("@babel/core");
const fetch = require("node-fetch") const fetch = require("node-fetch");
const chalk = require("chalk") const chalk = require("chalk");
const hint = require("jshint").JSHINT const hint = require("jshint").JSHINT;
process.chdir(pj(__dirname, "src")) process.chdir(pj(__dirname, "src"));
const buildDir = "../build" const buildDir = "../build";
const validationQueue = [] const validationQueue = [];
const validationHost = os.hostname() === "future" ? "http://localhost:8888/" : "http://validator.w3.org/nu/" const validationHost =
const static = new Map() os.hostname() === "future"
const links = new Map() ? "http://localhost:8888/"
const pugLocals = {static, links} : "http://validator.w3.org/nu/";
const static = new Map();
const links = new Map();
const pugLocals = { static, links };
const spec = require("./spec.js") const spec = require("./spec.js");
function hash(buffer) { function hash(buffer) {
return crypto.createHash("sha256").update(buffer).digest("hex").slice(0, 10) return crypto.createHash("sha256").update(buffer).digest("hex").slice(0, 10);
} }
function validate(filename, body, type) { function validate(filename, body, type) {
const promise = fetch(validationHost+"?out=json", { const promise = fetch(validationHost + "?out=json", {
method: "POST", method: "POST",
body, body,
headers: { headers: {
"content-type": `text/${type}; charset=UTF-8` "content-type": `text/${type}; charset=UTF-8`,
} },
}).then(res => res.json()).then(root => { })
return function cont() { .then((res) => res.json())
let concerningMessages = 0 .then((root) => {
for (const message of root.messages) { return function cont() {
if (message.hiliteStart) { let concerningMessages = 0;
let type = message.type for (const message of root.messages) {
if (message.type === "error") { if (message.hiliteStart) {
type = chalk.red("error") let type = message.type;
} else if (message.type === "warning") { if (message.type === "error") {
type = chalk.yellow("warning") type = chalk.red("error");
} else { } else if (message.type === "warning") {
continue // don't care about info type = chalk.yellow("warning");
} } else {
let match continue; // don't care about info
if (match = message.message.match(/Property “([\w-]+)” doesn't exist.$/)) { }
// allow these properties specifically let match;
if (["scrollbar-width", "scrollbar-color", "overflow-anchor"].includes(match[1])) { if (
continue (match = message.message.match(
} /Property “([\w-]+)” doesn't exist.$/
} ))
concerningMessages++ ) {
console.log(`validation: ${type} in ${filename}`) // allow these properties specifically
console.log(` ${message.message}`) if (
const text = message.extract.replace(/\n/g, "⏎").replace(/\t/g, " ") [
console.log(chalk.grey( "scrollbar-width",
" " "scrollbar-color",
+ text.slice(0, message.hiliteStart) "overflow-anchor",
+ chalk.inverse(text.substr(message.hiliteStart, message.hiliteLength)) ].includes(match[1])
+ text.slice(message.hiliteStart+message.hiliteLength) ) {
)) continue;
} else { }
console.log(message) }
} concerningMessages++;
} console.log(`validation: ${type} in ${filename}`);
if (!concerningMessages) { console.log(` ${message.message}`);
console.log(`validation: ${chalk.green("ok")} for ${filename}`) const text = message.extract
} .replace(/\n/g, "⏎")
} .replace(/\t/g, " ");
}) console.log(
validationQueue.push(promise) chalk.grey(
return promise " " +
text.slice(0, message.hiliteStart) +
chalk.inverse(
text.substr(message.hiliteStart, message.hiliteLength)
) +
text.slice(message.hiliteStart + message.hiliteLength)
)
);
} else {
console.log(message);
}
}
if (!concerningMessages) {
console.log(`validation: ${chalk.green("ok")} for ${filename}`);
}
};
});
validationQueue.push(promise);
return promise;
} }
function runHint(filename, source) { function runHint(filename, source) {
hint(source, { hint(source, {
esversion: 9, esversion: 9,
undef: true, undef: true,
// unused: true, // unused: true,
loopfunc: true, loopfunc: true,
globals: ["console", "URLSearchParams"], globals: ["console", "URLSearchParams"],
browser: true, browser: true,
asi: true, asi: true,
}) });
const result = hint.data() const result = hint.data();
let problems = 0 let problems = 0;
if (result.errors) { if (result.errors) {
for (const error of result.errors) { for (const error of result.errors) {
if (error.evidence) { if (error.evidence) {
const text = error.evidence.replace(/\t/g, " ") const text = error.evidence.replace(/\t/g, " ");
if ([ if (["W014"].includes(error.code)) continue;
"W014" let type = error.code.startsWith("W")
].includes(error.code)) continue ? chalk.yellow("warning")
let type = error.code.startsWith("W") ? chalk.yellow("warning") : chalk.red("error") : chalk.red("error");
console.log(`hint: ${type} in ${filename}`) console.log(`hint: ${type} in ${filename}`);
console.log(` ${error.line}:${error.character}: ${error.reason} (${error.code})`) console.log(
console.log(chalk.gray( ` ${error.line}:${error.character}: ${error.reason} (${error.code})`
" " );
+ text.slice(0, error.character) console.log(
+ chalk.inverse(text.substr(error.character, 1)) chalk.gray(
+ text.slice(error.character+1) " " +
)) text.slice(0, error.character) +
problems++ chalk.inverse(text.substr(error.character, 1)) +
} text.slice(error.character + 1)
} )
} );
if (problems) { problems++;
console.log(`hint: ${chalk.cyan(problems+" problems")} in ${filename}`) }
} else { }
console.log(`hint: ${chalk.green("ok")} for ${filename}`) }
} if (problems) {
console.log(`hint: ${chalk.cyan(problems + " problems")} in ${filename}`);
} else {
console.log(`hint: ${chalk.green("ok")} for ${filename}`);
}
} }
async function addFile(sourcePath, targetPath) { async function addFile(sourcePath, targetPath) {
const contents = await fs.readFile(pj(".", sourcePath), {encoding: null}) const contents = await fs.readFile(pj(".", sourcePath), { encoding: null });
static.set(sourcePath, `${targetPath}?static=${hash(contents)}`) static.set(sourcePath, `${targetPath}?static=${hash(contents)}`);
fs.writeFile(pj(buildDir, targetPath), contents) fs.writeFile(pj(buildDir, targetPath), contents);
} }
async function addJS(sourcePath, targetPath) { async function addJS(sourcePath, targetPath) {
const source = await fs.readFile(pj(".", sourcePath), {encoding: "utf8"}) const source = await fs.readFile(pj(".", sourcePath), { encoding: "utf8" });
static.set(sourcePath, `${targetPath}?static=${hash(source)}`) static.set(sourcePath, `${targetPath}?static=${hash(source)}`);
runHint(sourcePath, source); runHint(sourcePath, source);
fs.writeFile(pj(buildDir, targetPath), source) fs.writeFile(pj(buildDir, targetPath), source);
} }
async function addSass(sourcePath, targetPath) { async function addSass(sourcePath, targetPath) {
const renderedCSS = sass.renderSync({ const renderedCSS = sass.renderSync({
file: pj(".", sourcePath), file: pj(".", sourcePath),
outputStyle: "expanded", outputStyle: "expanded",
indentType: "tab", indentType: "tab",
indentWidth: 1, indentWidth: 1,
functions: { functions: {
"static($name)": function(name) { "static($name)": function (name) {
if (!(name instanceof sass.types.String)) { if (!(name instanceof sass.types.String)) {
throw "$name: expected a string" throw "$name: expected a string";
} }
const result = static.get(name.getValue()) const result = static.get(name.getValue());
if (typeof result === "string") { if (typeof result === "string") {
return new sass.types.String(result) return new sass.types.String(result);
} else { } else {
throw new Error("static file '"+name.getValue()+"' does not exist") throw new Error(
} "static file '" + name.getValue() + "' does not exist"
} );
} }
}).css },
static.set(sourcePath, `${targetPath}?static=${hash(renderedCSS)}`) },
validate(sourcePath, renderedCSS, "css") }).css;
await fs.writeFile(pj(buildDir, targetPath), renderedCSS) static.set(sourcePath, `${targetPath}?static=${hash(renderedCSS)}`);
validate(sourcePath, renderedCSS, "css");
await fs.writeFile(pj(buildDir, targetPath), renderedCSS);
} }
async function addPug(sourcePath, targetPath) { async function addPug(sourcePath, targetPath) {
function getRelative(staticTarget) { function getRelative(staticTarget) {
const pathLayer = (path.dirname(targetPath).replace(/\/$/, "").match(/\//g) || []).length const pathLayer = (
const prefix = Array(pathLayer).fill("../").join("") path.dirname(targetPath).replace(/\/$/, "").match(/\//g) || []
const result = prefix + staticTarget.replace(/^\//, "") ).length;
if (result) return result const prefix = Array(pathLayer).fill("../").join("");
else return "./" const result = prefix + staticTarget.replace(/^\//, "");
} if (result) return result;
function getStatic(target) { else return "./";
return getRelative(static.get(target)) }
} function getStatic(target) {
function getStaticName(target) { return getRelative(static.get(target));
return getRelative(static.get(target)).replace(/\?.*$/, "") }
} function getStaticName(target) {
function getLink(target) { return getRelative(static.get(target)).replace(/\?.*$/, "");
return getRelative(links.get(target)) }
} function getLink(target) {
const renderedHTML = pug.compileFile(pj(".", sourcePath), {pretty: true})({getStatic, getStaticName, getLink, ...pugLocals}) return getRelative(links.get(target));
let renderedWithoutPHP = renderedHTML.replace(/<\?(?:php|=).*?\?>/gsm, "") }
validate(sourcePath, renderedWithoutPHP, "html") const renderedHTML = pug.compileFile(pj(".", sourcePath), { pretty: true })({
await fs.writeFile(pj(buildDir, targetPath), renderedHTML) getStatic,
getStaticName,
getLink,
...pugLocals,
});
let renderedWithoutPHP = renderedHTML.replace(/<\?(?:php|=).*?\?>/gms, "");
validate(sourcePath, renderedWithoutPHP, "html");
await fs.writeFile(pj(buildDir, targetPath), renderedHTML);
} }
async function addBabel(sourcePath, targetPath) { async function addBabel(sourcePath, targetPath) {
const originalCode = await fs.readFile(pj(".", sourcePath), "utf8") const originalCode = await fs.readFile(pj(".", sourcePath), "utf8");
const compiled = babel.transformSync(originalCode, { const compiled = babel.transformSync(originalCode, {
sourceMaps: false, sourceMaps: false,
sourceType: "script", sourceType: "script",
presets: [ presets: [
[ [
"@babel/env", { "@babel/env",
targets: { {
"ie": 11 targets: {
} ie: 11,
} },
] },
], ],
generatorOpts: { ],
comments: false, generatorOpts: {
minified: false, comments: false,
sourceMaps: false, minified: false,
} sourceMaps: false,
}) },
});
const filenameWithQuery = `${targetPath}?static=${hash(compiled.code)}` const filenameWithQuery = `${targetPath}?static=${hash(compiled.code)}`;
static.set(sourcePath, filenameWithQuery) static.set(sourcePath, filenameWithQuery);
await Promise.all([ await Promise.all([
fs.writeFile(pj(buildDir, targetPath), originalCode), fs.writeFile(pj(buildDir, targetPath), originalCode),
fs.writeFile(pj(buildDir, minFilename), compiled.code), fs.writeFile(pj(buildDir, minFilename), compiled.code),
fs.writeFile(pj(buildDir, mapFilename), JSON.stringify(compiled.map)) fs.writeFile(pj(buildDir, mapFilename), JSON.stringify(compiled.map)),
]) ]);
} }
;(async () => { (async () => {
// Stage 1: Register // Stage 1: Register
for (const item of spec) { for (const item of spec) {
if (item.type === "pug") { if (item.type === "pug") {
links.set(item.source, item.target.replace(/index.html$/, "")) links.set(item.source, item.target.replace(/index.html$/, ""));
} }
} }
// Stage 2: Build // Stage 2: Build
for (const item of spec) { for (const item of spec) {
if (item.type === "file") { if (item.type === "file") {
await addFile(item.source, item.target) await addFile(item.source, item.target);
} else if (item.type === "js") { } else if (item.type === "js") {
await addJS(item.source, item.target) await addJS(item.source, item.target);
} else if (item.type === "sass") { } else if (item.type === "sass") {
await addSass(item.source, item.target) await addSass(item.source, item.target);
} else if (item.type === "babel") { } else if (item.type === "babel") {
await addBabel(item.source, item.target) await addBabel(item.source, item.target);
} else if (item.type === "pug") { } else if (item.type === "pug") {
await addPug(item.source, item.target) await addPug(item.source, item.target);
} else { } else {
throw new Error("Unknown item type: "+item.type) throw new Error("Unknown item type: " + item.type);
} }
} }
console.log(chalk.green("All files emitted.")) console.log(chalk.green("All files emitted."));
await Promise.all(validationQueue).then(v => { await Promise.all(validationQueue).then((v) => {
console.log(`validation: using host ${chalk.cyan(validationHost)}`) console.log(`validation: using host ${chalk.cyan(validationHost)}`);
v.forEach(cont => cont()) v.forEach((cont) => cont());
}) });
console.log(chalk.green("Build complete.") + "\n\n------------\n") console.log(chalk.green("Build complete.") + "\n\n------------\n");
})() })();

14
jsconfig.json
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@ -1,9 +1,9 @@
{ {
"compilerOptions": { "compilerOptions": {
"target": "esnext", "target": "esnext",
"module": "esnext", "module": "esnext",
"checkJs": true, "checkJs": true,
"moduleResolution": "node", "moduleResolution": "node",
"allowSyntheticDefaultImports": true "allowSyntheticDefaultImports": true
} }
} }

17
package-lock.json generated
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@ -1,5 +1,5 @@
{ {
"name": "cosc212-assignment-1", "name": "carbon",
"version": "1.0.0", "version": "1.0.0",
"lockfileVersion": 1, "lockfileVersion": 1,
"requires": true, "requires": true,
@ -1095,6 +1095,15 @@
"to-fast-properties": "^2.0.0" "to-fast-properties": "^2.0.0"
} }
}, },
"@prettier/plugin-pug": {
"version": "1.9.0",
"resolved": "https://registry.npmjs.org/@prettier/plugin-pug/-/plugin-pug-1.9.0.tgz",
"integrity": "sha512-doLga3EPMPiUgO98aUWXoq8YuPLIwUWX0YbwqnSg2URQ7hKGjxlyEeVlAmrERVI3mm9zbwpEEZ02jw0ROd+5+g==",
"dev": true,
"requires": {
"pug-lexer": "^5.0.0"
}
},
"@types/color-name": { "@types/color-name": {
"version": "1.1.1", "version": "1.1.1",
"resolved": "https://registry.npmjs.org/@types/color-name/-/color-name-1.1.1.tgz", "resolved": "https://registry.npmjs.org/@types/color-name/-/color-name-1.1.1.tgz",
@ -1904,6 +1913,12 @@
"mkdirp": "^0.5.5" "mkdirp": "^0.5.5"
} }
}, },
"prettier": {
"version": "2.1.2",
"resolved": "https://registry.npmjs.org/prettier/-/prettier-2.1.2.tgz",
"integrity": "sha512-16c7K+x4qVlJg9rEbXl7HEGmQyZlG4R9AgP+oHKRMsMsuk8s+ATStlf1NpDqyBI1HpVyfjLOeMhH2LvuNvV5Vg==",
"dev": true
},
"promise": { "promise": {
"version": "7.3.1", "version": "7.3.1",
"resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz", "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",

2
package.json
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@ -15,10 +15,12 @@
"devDependencies": { "devDependencies": {
"@babel/core": "^7.11.1", "@babel/core": "^7.11.1",
"@babel/preset-env": "^7.11.0", "@babel/preset-env": "^7.11.0",
"@prettier/plugin-pug": "^1.9.0",
"chalk": "^4.1.0", "chalk": "^4.1.0",
"http-server": "^0.12.3", "http-server": "^0.12.3",
"jshint": "^2.12.0", "jshint": "^2.12.0",
"node-fetch": "^2.6.0", "node-fetch": "^2.6.0",
"prettier": "^2.1.2",
"pug": "^3.0.0", "pug": "^3.0.0",
"sass": "^1.26.10" "sass": "^1.26.10"
} }

232
spec.js
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@ -1,117 +1,117 @@
module.exports = [ module.exports = [
{ {
type: "file", type: "file",
source: "/assets/fonts/whitney-500.woff", source: "/assets/fonts/whitney-500.woff",
target: "/static/whitney-500.woff" target: "/static/whitney-500.woff",
}, },
{ {
type: "file", type: "file",
source: "/assets/fonts/whitney-400.woff", source: "/assets/fonts/whitney-400.woff",
target: "/static/whitney-400.woff" target: "/static/whitney-400.woff",
}, },
{ {
type: "js", type: "js",
source: "/js/basic.js", source: "/js/basic.js",
target: "/static/basic.js" target: "/static/basic.js",
}, },
{ {
type: "js", type: "js",
source: "/js/groups.js", source: "/js/groups.js",
target: "/static/groups.js" target: "/static/groups.js",
}, },
{ {
type: "js", type: "js",
source: "/js/chat-input.js", source: "/js/chat-input.js",
target: "/static/chat-input.js" target: "/static/chat-input.js",
}, },
{ {
type: "js", type: "js",
source: "/js/room-picker.js", source: "/js/room-picker.js",
target: "/static/room-picker.js" target: "/static/room-picker.js",
}, },
{ {
type: "js", type: "js",
source: "/js/store/store.js", source: "/js/store/store.js",
target: "/static/store/store.js" target: "/static/store/store.js",
}, },
{ {
type: "js", type: "js",
source: "/js/store/Subscribable.js", source: "/js/store/Subscribable.js",
target: "/static/store/Subscribable.js" target: "/static/store/Subscribable.js",
}, },
{ {
type: "js", type: "js",
source: "/js/store/SubscribeValue.js", source: "/js/store/SubscribeValue.js",
target: "/static/store/SubscribeValue.js" target: "/static/store/SubscribeValue.js",
}, },
{ {
type: "js", type: "js",
source: "/js/store/SubscribeMapList.js", source: "/js/store/SubscribeMapList.js",
target: "/static/store/SubscribeMapList.js" target: "/static/store/SubscribeMapList.js",
}, },
{ {
type: "js", type: "js",
source: "/js/store/SubscribeSet.js", source: "/js/store/SubscribeSet.js",
target: "/static/store/SubscribeSet.js" target: "/static/store/SubscribeSet.js",
}, },
{ {
type: "js", type: "js",
source: "/js/sync/sync.js", source: "/js/sync/sync.js",
target: "/static/sync/sync.js" target: "/static/sync/sync.js",
}, },
{ {
type: "js", type: "js",
source: "/js/lsm.js", source: "/js/lsm.js",
target: "/static/lsm.js" target: "/static/lsm.js",
}, },
{ {
type: "js", type: "js",
source: "/js/Timeline.js", source: "/js/Timeline.js",
target: "/static/Timeline.js" target: "/static/Timeline.js",
}, },
{ {
type: "js", type: "js",
source: "/js/Anchor.js", source: "/js/Anchor.js",
target: "/static/Anchor.js" target: "/static/Anchor.js",
}, },
{ {
type: "js", type: "js",
source: "/js/chat.js", source: "/js/chat.js",
target: "/static/chat.js" target: "/static/chat.js",
}, },
{ {
type: "file", type: "file",
source: "/assets/fonts/whitney-500.woff", source: "/assets/fonts/whitney-500.woff",
target: "/static/whitney-500.woff" target: "/static/whitney-500.woff",
}, },
{ {
type: "file", type: "file",
source: "/assets/icons/directs.svg", source: "/assets/icons/directs.svg",
target: "/static/directs.svg" target: "/static/directs.svg",
}, },
{ {
type: "file", type: "file",
source: "/assets/icons/channels.svg", source: "/assets/icons/channels.svg",
target: "/static/channels.svg" target: "/static/channels.svg",
}, },
{ {
type: "file", type: "file",
source: "/assets/icons/join-event.svg", source: "/assets/icons/join-event.svg",
target: "/static/join-event.svg" target: "/static/join-event.svg",
}, },
{ {
type: "sass", type: "sass",
source: "/sass/main.sass", source: "/sass/main.sass",
target: "/static/main.css" target: "/static/main.css",
}, },
{ {
type: "pug", type: "pug",
source: "/home.pug", source: "/home.pug",
target: "/index.html" target: "/index.html",
}, },
{ {
type: "pug", type: "pug",
source: "/login.pug", source: "/login.pug",
target: "/login.html" target: "/login.html",
} },
] ];

31
src/home.pug
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@ -26,29 +26,32 @@ mixin message-notice(content)
mixin message-event(icon, content) mixin message-event(icon, content)
.c-message-event .c-message-event
.c-message-event__inner .c-message-event__inner
img(src=icon alt="").c-message-event__icon img.c-message-event__icon(src=icon, alt="")
= content = content
doctype html doctype html
html html
head head
meta(charset="utf-8") meta(charset="utf-8")
link(rel="stylesheet" type="text/css" href=getStatic("/sass/main.sass")) link(rel="stylesheet", type="text/css", href=getStatic('/sass/main.sass'))
script(type="module" src=getStatic("/js/groups.js")) script(type="module", src=getStatic('/js/groups.js'))
script(type="module" src=getStatic("/js/chat-input.js")) script(type="module", src=getStatic('/js/chat-input.js'))
script(type="module" src=getStatic("/js/room-picker.js")) script(type="module", src=getStatic('/js/room-picker.js'))
script(type="module" src=getStatic("/js/sync/sync.js")) script(type="module", src=getStatic('/js/sync/sync.js'))
script(type="module" src=getStatic("/js/chat.js")) script(type="module", src=getStatic('/js/chat.js'))
title Carbon title Carbon
body body
main.main main.main
.c-groups .c-groups
.c-groups__display#c-groups-display #c-groups-display.c-groups__display
.c-group-marker#c-group-marker #c-group-marker.c-group-marker
.c-groups__container#c-groups-list #c-groups-list.c-groups__container
.c-rooms#c-rooms #c-rooms.c-rooms
.c-chat .c-chat
.c-chat__messages#c-chat-messages #c-chat-messages.c-chat__messages
.c-chat__inner#c-chat #c-chat.c-chat__inner
.c-chat-input .c-chat-input
textarea(placeholder="Send a message..." autocomplete="off").c-chat-input__textarea#c-chat-textarea textarea#c-chat-textarea.c-chat-input__textarea(
placeholder="Send a message...",
autocomplete="off"
)

20
src/js/Anchor.js
View file

@ -1,15 +1,15 @@
import {ElemJS} from "./basic.js" import { ElemJS } from "./basic.js";
class Anchor extends ElemJS { class Anchor extends ElemJS {
constructor() { constructor() {
super("div") super("div");
this.class("c-anchor") this.class("c-anchor");
} }
scroll() { scroll() {
// console.log("anchor scrolled") // console.log("anchor scrolled")
this.element.scrollIntoView({block: "start"}) this.element.scrollIntoView({ block: "start" });
} }
} }
export {Anchor} export { Anchor };

269
src/js/Timeline.js
View file

@ -1,148 +1,171 @@
import {ElemJS, ejs} from "./basic.js" import { ElemJS, ejs } from "./basic.js";
import {Subscribable} from "./store/Subscribable.js" import { Subscribable } from "./store/Subscribable.js";
import {Anchor} from "./Anchor.js" import { Anchor } from "./Anchor.js";
function eventSearch(list, event, min = 0, max = -1) { function eventSearch(list, event, min = 0, max = -1) {
if (list.length === 0) return {success: false, i: 0} if (list.length === 0) return { success: false, i: 0 };
if (max === -1) max = list.length - 1 if (max === -1) max = list.length - 1;
let mid = Math.floor((max + min) / 2) let mid = Math.floor((max + min) / 2);
// success condition // success condition
if (list[mid] && list[mid].data.event_id === event.data.event_id) return {success: true, i: mid} if (list[mid] && list[mid].data.event_id === event.data.event_id)
// failed condition return { success: true, i: mid };
if (min >= max) { // failed condition
while (mid !== -1 && (!list[mid] || list[mid].data.origin_server_ts > event.data.origin_server_ts)) mid-- if (min >= max) {
return { while (
success: false, mid !== -1 &&
i: mid + 1 (!list[mid] ||
} list[mid].data.origin_server_ts > event.data.origin_server_ts)
} )
// recurse (below) mid--;
if (list[mid].data.origin_server_ts > event.data.origin_server_ts) return eventSearch(list, event, min, mid-1) return {
// recurse (above) success: false,
else return eventSearch(list, event, mid+1, max) i: mid + 1,
};
}
// recurse (below)
if (list[mid].data.origin_server_ts > event.data.origin_server_ts)
return eventSearch(list, event, min, mid - 1);
// recurse (above)
else return eventSearch(list, event, mid + 1, max);
} }
class Event extends ElemJS { class Event extends ElemJS {
constructor(data) { constructor(data) {
super("div") super("div");
this.class("c-message") this.class("c-message");
this.data = null this.data = null;
this.update(data) this.update(data);
} }
update(data) { update(data) {
this.data = data this.data = data;
this.render() this.render();
} }
render() { render() {
this.child(this.data.content.body) this.child(this.data.content.body);
} }
} }
class EventGroup extends ElemJS { class EventGroup extends ElemJS {
constructor(list) { constructor(list) {
super("div") super("div");
this.class("c-message-group") this.class("c-message-group");
this.list = list this.list = list;
this.data = { this.data = {
sender: list[0].data.sender, sender: list[0].data.sender,
origin_server_ts: list[0].data.origin_server_ts origin_server_ts: list[0].data.origin_server_ts,
} };
this.child( this.child(
ejs("div").class("c-message-group__avatar").child( ejs("div")
ejs("div").class("c-message-group__icon") .class("c-message-group__avatar")
), .child(ejs("div").class("c-message-group__icon")),
this.messages = ejs("div").class("c-message-group__messages").child( (this.messages = ejs("div")
ejs("div").class("c-message-group__intro").child( .class("c-message-group__messages")
ejs("div").class("c-message-group__name").text(this.data.sender), .child(
ejs("div").class("c-message-group__date").text(this.data.origin_server_ts) ejs("div")
), .class("c-message-group__intro")
...this.list .child(
) ejs("div").class("c-message-group__name").text(this.data.sender),
) ejs("div")
} .class("c-message-group__date")
.text(this.data.origin_server_ts)
),
...this.list
))
);
}
addEvent(event) { addEvent(event) {
const index = eventSearch(this.list, event).i const index = eventSearch(this.list, event).i;
this.list.splice(index, 0, event) this.list.splice(index, 0, event);
this.messages.childAt(index + 1, event) this.messages.childAt(index + 1, event);
} }
} }
class ReactiveTimeline extends ElemJS { class ReactiveTimeline extends ElemJS {
constructor(list) { constructor(list) {
super("div") super("div");
this.class("c-event-groups") this.class("c-event-groups");
this.list = list this.list = list;
this.render() this.render();
} }
addEvent(event) { addEvent(event) {
const search = eventSearch(this.list, event) const search = eventSearch(this.list, event);
// console.log(search, this.list.map(l => l.data.sender), event.data) // console.log(search, this.list.map(l => l.data.sender), event.data)
if (!search.success && search.i >= 1) this.tryAddGroups(event, [search.i-1, search.i]) if (!search.success && search.i >= 1)
else this.tryAddGroups(event, [search.i]) this.tryAddGroups(event, [search.i - 1, search.i]);
} else this.tryAddGroups(event, [search.i]);
}
tryAddGroups(event, indices) { tryAddGroups(event, indices) {
const success = indices.some(i => { const success = indices.some((i) => {
if (!this.list[i]) { if (!this.list[i]) {
// if (printed++ < 100) console.log("tryadd success, created group") // if (printed++ < 100) console.log("tryadd success, created group")
const group = new EventGroup([event]) const group = new EventGroup([event]);
this.list.splice(i, 0, group) this.list.splice(i, 0, group);
this.childAt(i, group) this.childAt(i, group);
return true return true;
} else if (this.list[i] && this.list[i].data.sender === event.data.sender) { } else if (
// if (printed++ < 100) console.log("tryadd success, using existing group") this.list[i] &&
this.list[i].addEvent(event) this.list[i].data.sender === event.data.sender
return true ) {
} // if (printed++ < 100) console.log("tryadd success, using existing group")
}) this.list[i].addEvent(event);
if (!success) console.log("tryadd failure", indices, this.list.map(l => l.data.sender), event.data) return true;
} }
});
if (!success)
console.log(
"tryadd failure",
indices,
this.list.map((l) => l.data.sender),
event.data
);
}
render() { render() {
this.clearChildren() this.clearChildren();
this.list.forEach(group => this.child(group)) this.list.forEach((group) => this.child(group));
this.anchor = new Anchor() this.anchor = new Anchor();
this.child(this.anchor) this.child(this.anchor);
} }
} }
class Timeline extends Subscribable { class Timeline extends Subscribable {
constructor() { constructor() {
super() super();
Object.assign(this.events, { Object.assign(this.events, {
beforeChange: [] beforeChange: [],
}) });
Object.assign(this.eventDeps, { Object.assign(this.eventDeps, {
beforeChange: [] beforeChange: [],
}) });
this.list = [] this.list = [];
this.map = new Map() this.map = new Map();
this.reactiveTimeline = new ReactiveTimeline([]) this.reactiveTimeline = new ReactiveTimeline([]);
this.latest = 0 this.latest = 0;
} }
updateEvents(events) { updateEvents(events) {
this.broadcast("beforeChange") this.broadcast("beforeChange");
for (const eventData of events) { for (const eventData of events) {
this.latest = Math.max(this.latest, eventData.origin_server_ts) this.latest = Math.max(this.latest, eventData.origin_server_ts);
if (this.map.has(eventData.event_id)) { if (this.map.has(eventData.event_id)) {
this.map.get(eventData.event_id).update(eventData) this.map.get(eventData.event_id).update(eventData);
} else { } else {
const event = new Event(eventData) const event = new Event(eventData);
this.reactiveTimeline.addEvent(event) this.reactiveTimeline.addEvent(event);
} }
} }
} }
getTimeline() { getTimeline() {
return this.reactiveTimeline return this.reactiveTimeline;
} }
/* /*
getGroupedEvents() { getGroupedEvents() {
let currentSender = Symbol("N/A") let currentSender = Symbol("N/A")
let groups = [] let groups = []
@ -162,4 +185,4 @@ class Timeline extends Subscribable {
*/ */
} }
export {Timeline} export { Timeline };

246
src/js/basic.js
View file

@ -3,13 +3,13 @@
* @template {HTMLElement} T * @template {HTMLElement} T
* @returns {T} * @returns {T}
*/ */
const q = s => document.querySelector(s); const q = (s) => document.querySelector(s);
/** /**
* Shortcut for querySelectorAll. * Shortcut for querySelectorAll.
* @template {HTMLElement} T * @template {HTMLElement} T
* @returns {T[]} * @returns {T[]}
*/ */
const qa = s => document.querySelectorAll(s); const qa = (s) => document.querySelectorAll(s);
/** /**
* An easier, chainable, object-oriented way to create and update elements * An easier, chainable, object-oriented way to create and update elements
@ -18,143 +18,147 @@ const qa = s => document.querySelectorAll(s);
* Created by Cadence Ember in 2018. * Created by Cadence Ember in 2018.
*/ */
class ElemJS { class ElemJS {
constructor(type) { constructor(type) {
if (type instanceof HTMLElement) { if (type instanceof HTMLElement) {
// If passed an existing element, bind to it // If passed an existing element, bind to it
this.bind(type); this.bind(type);
} else { } else {
// Otherwise, create a new detached element to bind to // Otherwise, create a new detached element to bind to
this.bind(document.createElement(type)); this.bind(document.createElement(type));
} }
this.children = []; this.children = [];
} }
/** Bind this construct to an existing element on the page. */ /** Bind this construct to an existing element on the page. */
bind(element) { bind(element) {
this.element = element; this.element = element;
this.element.js = this; this.element.js = this;
return this; return this;
} }
/** Add a class. */ /** Add a class. */
class() { class() {
for (let name of arguments) if (name) this.element.classList.add(name); for (let name of arguments) if (name) this.element.classList.add(name);
return this; return this;
} }
/** Remove a class. */ /** Remove a class. */
removeClass() { removeClass() {
for (let name of arguments) if (name) this.element.classList.remove(name); for (let name of arguments) if (name) this.element.classList.remove(name);
return this; return this;
} }
/** Set a JS property on the element. */ /** Set a JS property on the element. */
direct(name, value) { direct(name, value) {
if (name) this.element[name] = value; if (name) this.element[name] = value;
return this; return this;
} }
/** Set an attribute on the element. */ /** Set an attribute on the element. */
attribute(name, value) { attribute(name, value) {
if (name) this.element.setAttribute(name, value != undefined ? value : ""); if (name) this.element.setAttribute(name, value != undefined ? value : "");
return this; return this;
} }
/** Set a style on the element. */ /** Set a style on the element. */
style(name, value) { style(name, value) {
if (name) this.element.style[name] = value; if (name) this.element.style[name] = value;
return this; return this;
} }
/** Set the element's ID. */ /** Set the element's ID. */
id(name) { id(name) {
if (name) this.element.id = name; if (name) this.element.id = name;
return this; return this;
} }
/** Attach a callback function to an event on the element. */ /** Attach a callback function to an event on the element. */
on(name, callback) { on(name, callback) {
this.element.addEventListener(name, callback); this.element.addEventListener(name, callback);
return this; return this;
} }
/** Set the element's text. */ /** Set the element's text. */
text(name) { text(name) {
this.element.innerText = name; this.element.innerText = name;
return this; return this;
} }
/** Create a text node and add it to the element. */ /** Create a text node and add it to the element. */
addText(name) { addText(name) {
const node = document.createTextNode(name); const node = document.createTextNode(name);
this.element.appendChild(node); this.element.appendChild(node);
return this; return this;
} }
/** Set the element's HTML content. */ /** Set the element's HTML content. */
html(name) { html(name) {
this.element.innerHTML = name; this.element.innerHTML = name;
return this; return this;
} }
/** /**
* Add children to the element. * Add children to the element.
* Children can either be an instance of ElemJS, in * Children can either be an instance of ElemJS, in
* which case the element will be appended as a child, * which case the element will be appended as a child,
* or a string, in which case the string will be added as a text node. * or a string, in which case the string will be added as a text node.
* Each child should be a parameter to this method. * Each child should be a parameter to this method.
*/ */
child(...children) { child(...children) {
for (const toAdd of children) { for (const toAdd of children) {
if (typeof toAdd === "object" && toAdd !== null) { if (typeof toAdd === "object" && toAdd !== null) {
// Should be an instance of ElemJS, so append as child // Should be an instance of ElemJS, so append as child
toAdd.parent = this; toAdd.parent = this;
this.element.appendChild(toAdd.element); this.element.appendChild(toAdd.element);
this.children.push(toAdd); this.children.push(toAdd);
} else if (typeof toAdd === "string") { } else if (typeof toAdd === "string") {
// Is a string, so add as text node // Is a string, so add as text node
this.addText(toAdd); this.addText(toAdd);
} }
} }
return this; return this;
} }
childAt(index, toAdd) { childAt(index, toAdd) {
if (typeof toAdd === "object" && toAdd !== null) { if (typeof toAdd === "object" && toAdd !== null) {
toAdd.parent = this; toAdd.parent = this;
this.children.splice(index, 0, toAdd); this.children.splice(index, 0, toAdd);
if (index >= this.element.childNodes.length) { if (index >= this.element.childNodes.length) {
this.element.appendChild(toAdd.element) this.element.appendChild(toAdd.element);
} else { } else {
this.element.childNodes[index].insertAdjacentElement("beforebegin", toAdd.element) this.element.childNodes[index].insertAdjacentElement(
} "beforebegin",
} toAdd.element
} );
}
}
}
/** /**
* Remove all children from the element. * Remove all children from the element.
*/ */
clearChildren() { clearChildren() {
this.children.length = 0; this.children.length = 0;
while (this.element.lastChild) this.element.removeChild(this.element.lastChild); while (this.element.lastChild)
} this.element.removeChild(this.element.lastChild);
}
/** /**
* Remove this element. * Remove this element.
*/ */
remove() { remove() {
let index; let index;
if (this.parent && (index = this.parent.children.indexOf(this)) !== -1) { if (this.parent && (index = this.parent.children.indexOf(this)) !== -1) {
this.parent.children.splice(index, 1); this.parent.children.splice(index, 1);
} }
this.parent = null; this.parent = null;
this.element.remove(); this.element.remove();
} }
} }
/** Shortcut for `new ElemJS`. */ /** Shortcut for `new ElemJS`. */
function ejs(tag) { function ejs(tag) {
return new ElemJS(tag); return new ElemJS(tag);
} }
export {q, qa, ElemJS, ejs} export { q, qa, ElemJS, ejs };

81
src/js/chat-input.js
View file

@ -1,53 +1,60 @@
import {q} from "./basic.js" import { q } from "./basic.js";
import {store} from "./store/store.js" import { store } from "./store/store.js";
import * as lsm from "./lsm.js" import * as lsm from "./lsm.js";
import {chat} from "./chat.js" import { chat } from "./chat.js";
let sentIndex = 0 let sentIndex = 0;
const input = q("#c-chat-textarea") const input = q("#c-chat-textarea");
store.activeRoom.subscribe("changeSelf", () => { store.activeRoom.subscribe("changeSelf", () => {
if (store.activeRoom.exists()) { if (store.activeRoom.exists()) {
input.focus() input.focus();
} }
}) });
input.addEventListener("keydown", event => { input.addEventListener("keydown", (event) => {
if (event.key === "Enter" && !event.shiftKey && !event.ctrlKey) { if (event.key === "Enter" && !event.shiftKey && !event.ctrlKey) {
event.preventDefault() event.preventDefault();
const body = input.value const body = input.value;
send(input.value) send(input.value);
input.value = "" input.value = "";
fixHeight() fixHeight();
} }
}) });
input.addEventListener("input", () => { input.addEventListener("input", () => {
fixHeight() fixHeight();
}) });
function fixHeight() { function fixHeight() {
input.style.height = "0px" input.style.height = "0px";
// console.log(input.clientHeight, input.scrollHeight) // console.log(input.clientHeight, input.scrollHeight)
input.style.height = (input.scrollHeight + 1) + "px" input.style.height = input.scrollHeight + 1 + "px";
} }
function getTxnId() { function getTxnId() {
return Date.now() + (sentIndex++) return Date.now() + sentIndex++;
} }
function send(body) { function send(body) {
if (!store.activeRoom.exists()) return if (!store.activeRoom.exists()) return;
const id = store.activeRoom.value().id const id = store.activeRoom.value().id;
return fetch(`${lsm.get("domain")}/_matrix/client/r0/rooms/${id}/send/m.room.message/${getTxnId()}?access_token=${lsm.get("access_token")}`, { return fetch(
method: "PUT", `${lsm.get(
body: JSON.stringify({ "domain"
msgtype: "m.text", )}/_matrix/client/r0/rooms/${id}/send/m.room.message/${getTxnId()}?access_token=${lsm.get(
body "access_token"
}), )}`,
headers: { {
"Content-Type": "application/json" method: "PUT",
} body: JSON.stringify({
}) msgtype: "m.text",
body,
}),
headers: {
"Content-Type": "application/json",
},
}
);
} }

113
src/js/chat.js
View file

@ -1,65 +1,72 @@
import {ElemJS, q, ejs} from "./basic.js" import { ElemJS, q, ejs } from "./basic.js";
import {store} from "./store/store.js" import { store } from "./store/store.js";
const chatMessages = q("#c-chat-messages") const chatMessages = q("#c-chat-messages");
class Chat extends ElemJS { class Chat extends ElemJS {
constructor() { constructor() {
super(q("#c-chat")) super(q("#c-chat"));
this.removableSubscriptions = [] this.removableSubscriptions = [];
store.activeRoom.subscribe("changeSelf", this.changeRoom.bind(this)) store.activeRoom.subscribe("changeSelf", this.changeRoom.bind(this));
this.render() this.render();
} }
unsubscribe() { unsubscribe() {
this.removableSubscriptions.forEach(({name, target, subscription}) => { this.removableSubscriptions.forEach(({ name, target, subscription }) => {
target.unsubscribe(name, subscription) target.unsubscribe(name, subscription);
}) });
this.removableSubscriptions.length = 0 this.removableSubscriptions.length = 0;
} }
changeRoom() { changeRoom() {
// disconnect from the previous room // disconnect from the previous room
this.unsubscribe() this.unsubscribe();
// connect to the new room's timeline updater // connect to the new room's timeline updater
if (store.activeRoom.exists()) { if (store.activeRoom.exists()) {
const timeline = store.activeRoom.value().timeline const timeline = store.activeRoom.value().timeline;
const subscription = () => { const subscription = () => {
// scroll anchor does not work if the timeline is scrolled to the top. // scroll anchor does not work if the timeline is scrolled to the top.
// at the start, when there are not enough messages for a full screen, this is the case. // at the start, when there are not enough messages for a full screen, this is the case.
// once there are enough messages that scrolling is necessary, we initiate a scroll down to activate the scroll anchor. // once there are enough messages that scrolling is necessary, we initiate a scroll down to activate the scroll anchor.
let oldDifference = chatMessages.scrollHeight - chatMessages.clientHeight let oldDifference =
setTimeout(() => { chatMessages.scrollHeight - chatMessages.clientHeight;
let newDifference = chatMessages.scrollHeight - chatMessages.clientHeight setTimeout(() => {
// console.log("height difference", oldDifference, newDifference) let newDifference =
if (oldDifference < 24) { // this is jank chatMessages.scrollHeight - chatMessages.clientHeight;
this.element.parentElement.scrollBy(0, 1000) // console.log("height difference", oldDifference, newDifference)
} if (oldDifference < 24) {
}, 0) // this is jank
} this.element.parentElement.scrollBy(0, 1000);
const name = "beforeChange" }
this.removableSubscriptions.push({name, target: timeline, subscription}) }, 0);
timeline.subscribe(name, subscription) };
} const name = "beforeChange";
this.render() this.removableSubscriptions.push({
} name,
target: timeline,
subscription,
});
timeline.subscribe(name, subscription);
}
this.render();
}
render() { render() {
this.clearChildren() this.clearChildren();
if (store.activeRoom.exists()) { if (store.activeRoom.exists()) {
const reactiveTimeline = store.activeRoom.value().timeline.getTimeline() const reactiveTimeline = store.activeRoom.value().timeline.getTimeline();
this.child(reactiveTimeline) this.child(reactiveTimeline);
setTimeout(() => { setTimeout(() => {
this.element.parentElement.scrollBy(0, 1) this.element.parentElement.scrollBy(0, 1);
reactiveTimeline.anchor.scroll() reactiveTimeline.anchor.scroll();
}, 0) }, 0);
} }
} }
} }
const chat = new Chat() const chat = new Chat();
export {chat} export { chat };

16
src/js/groups.js
View file

@ -1,14 +1,14 @@
import {q} from "./basic.js" import { q } from "./basic.js";
let state = "CLOSED" let state = "CLOSED";
const groups = q("#c-groups-display") const groups = q("#c-groups-display");
const rooms = q("#c-rooms") const rooms = q("#c-rooms");
groups.addEventListener("click", () => { groups.addEventListener("click", () => {
groups.classList.add("c-groups__display--closed") groups.classList.add("c-groups__display--closed");
}) });
rooms.addEventListener("mouseout", () => { rooms.addEventListener("mouseout", () => {
groups.classList.remove("c-groups__display--closed") groups.classList.remove("c-groups__display--closed");
}) });

8
src/js/lsm.js
View file

@ -1,11 +1,11 @@
function get(name) { function get(name) {
return localStorage.getItem(name) return localStorage.getItem(name);
} }
function set(name, value) { function set(name, value) {
return localStorage.setItem(name, value) return localStorage.setItem(name, value);
} }
window.lsm = {get, set} window.lsm = { get, set };
export {get, set} export { get, set };

386
src/js/room-picker.js
View file

@ -1,235 +1,247 @@
import {q, ElemJS, ejs} from "./basic.js" import { q, ElemJS, ejs } from "./basic.js";
import {store} from "./store/store.js" import { store } from "./store/store.js";
import {Timeline} from "./Timeline.js" import { Timeline } from "./Timeline.js";
import * as lsm from "./lsm.js" import * as lsm from "./lsm.js";
function resolveMxc(url, size, method) { function resolveMxc(url, size, method) {
const [server, id] = url.match(/^mxc:\/\/([^/]+)\/(.*)/).slice(1) const [server, id] = url.match(/^mxc:\/\/([^/]+)\/(.*)/).slice(1);
if (size && method) { if (size && method) {
return `${lsm.get("domain")}/_matrix/media/r0/thumbnail/${server}/${id}?width=${size}&height=${size}&method=${method}` return `${lsm.get(
} else { "domain"
return `${lsm.get("domain")}/_matrix/media/r0/download/${server}/${id}` )}/_matrix/media/r0/thumbnail/${server}/${id}?width=${size}&height=${size}&method=${method}`;
} } else {
return `${lsm.get("domain")}/_matrix/media/r0/download/${server}/${id}`;
}
} }
class ActiveGroupMarker extends ElemJS { class ActiveGroupMarker extends ElemJS {
constructor() { constructor() {
super(q("#c-group-marker")) super(q("#c-group-marker"));
store.activeGroup.subscribe("changeSelf", this.render.bind(this)) store.activeGroup.subscribe("changeSelf", this.render.bind(this));
} }
render() { render() {
if (store.activeGroup.exists()) { if (store.activeGroup.exists()) {
const group = store.activeGroup.value() const group = store.activeGroup.value();
this.style("opacity", 1) this.style("opacity", 1);
this.style("transform", `translateY(${group.element.offsetTop}px)`) this.style("transform", `translateY(${group.element.offsetTop}px)`);
} else { } else {
this.style("opacity", 0) this.style("opacity", 0);
} }
} }
} }
const activeGroupMarker = new ActiveGroupMarker() const activeGroupMarker = new ActiveGroupMarker();
class Group extends ElemJS { class Group extends ElemJS {
constructor(key, data) { constructor(key, data) {
super("div") super("div");
this.data = data this.data = data;
this.order = this.data.order this.order = this.data.order;
this.class("c-group") this.class("c-group");
this.child( this.child(
(this.data.icon this.data.icon
? ejs("img").class("c-group__icon").attribute("src", this.data.icon) ? ejs("img").class("c-group__icon").attribute("src", this.data.icon)
: ejs("div").class("c-group__icon") : ejs("div").class("c-group__icon"),
), ejs("div").class("c-group__name").text(this.data.name)
ejs("div").class("c-group__name").text(this.data.name) );
)
this.on("click", this.onClick.bind(this)) this.on("click", this.onClick.bind(this));
store.activeGroup.subscribe("changeSelf", this.render.bind(this)) store.activeGroup.subscribe("changeSelf", this.render.bind(this));
} }
render() { render() {
const active = store.activeGroup.value() === this const active = store.activeGroup.value() === this;
this.element.classList[active ? "add" : "remove"]("c-group--active") this.element.classList[active ? "add" : "remove"]("c-group--active");
} }
onClick() { onClick() {
store.activeGroup.set(this) store.activeGroup.set(this);
} }
} }
class Room extends ElemJS { class Room extends ElemJS {
constructor(id, data) { constructor(id, data) {
super("div") super("div");
this.id = id this.id = id;
this.data = data this.data = data;
this.timeline = new Timeline() this.timeline = new Timeline();
this.group = null this.group = null;
this.class("c-room") this.class("c-room");
this.on("click", this.onClick.bind(this)) this.on("click", this.onClick.bind(this));
store.activeRoom.subscribe("changeSelf", this.render.bind(this)) store.activeRoom.subscribe("changeSelf", this.render.bind(this));
this.render() this.render();
} }
get order() { get order() {
if (this.group) { if (this.group) {
let chars = 36 let chars = 36;
let total = 0 let total = 0;
const name = this.getName() const name = this.getName();
for (let i = 0; i < name.length; i++) { for (let i = 0; i < name.length; i++) {
const c = name[i] const c = name[i];
let d = 0 let d = 0;
if (c >= "A" && c <= "Z") d = c.charCodeAt(0) - 65 + 10 if (c >= "A" && c <= "Z") d = c.charCodeAt(0) - 65 + 10;
else if (c >= "a" && c <= "z") d = c.charCodeAt(0) - 97 + 10 else if (c >= "a" && c <= "z") d = c.charCodeAt(0) - 97 + 10;
else if (c >= "0" && c <= "9") d = +c else if (c >= "0" && c <= "9") d = +c;
total += d * chars ** (-i) total += d * chars ** -i;
} }
return total return total;
} else { } else {
return -this.timeline.latest return -this.timeline.latest;
} }
} }
getName() { getName() {
let name = this.data.state.events.find(e => e.type === "m.room.name") let name = this.data.state.events.find((e) => e.type === "m.room.name");
if (name) { if (name) {
name = name.content.name name = name.content.name;
} else { } else {
const users = this.data.summary["m.heroes"] const users = this.data.summary["m.heroes"];
const usernames = users.map(u => (u.match(/^@([^:]+):/) || [])[1] || u) const usernames = users.map((u) => (u.match(/^@([^:]+):/) || [])[1] || u);
name = usernames.join(", ") name = usernames.join(", ");
} }
return name return name;
} }
getIcon() { getIcon() {
const avatar = this.data.state.events.find(e => e.type === "m.room.avatar") const avatar = this.data.state.events.find(
if (avatar) { (e) => e.type === "m.room.avatar"
return resolveMxc(avatar.content.url || avatar.content.avatar_url, 32, "crop") );
} else { if (avatar) {
return null return resolveMxc(
} avatar.content.url || avatar.content.avatar_url,
} 32,
"crop"
);
} else {
return null;
}
}
isDirect() { isDirect() {
return store.directs.has(this.id) return store.directs.has(this.id);
} }
setGroup(id) { setGroup(id) {
this.group = id this.group = id;
} }
getGroup() { getGroup() {
if (this.group) { if (this.group) {
return store.groups.get(this.group).value() return store.groups.get(this.group).value();
} else { } else {
return this.isDirect() ? store.groups.get("directs").value() : store.groups.get("channels").value() return this.isDirect()
} ? store.groups.get("directs").value()
} : store.groups.get("channels").value();
}
}
onClick() { onClick() {
store.activeRoom.set(this) store.activeRoom.set(this);
} }
render() { render() {
this.clearChildren() this.clearChildren();
// data // data
const icon = this.getIcon() const icon = this.getIcon();
if (icon) { if (icon) {
this.child(ejs("img").class("c-room__icon").attribute("src", icon)) this.child(ejs("img").class("c-room__icon").attribute("src", icon));
} else { } else {
this.child(ejs("div").class("c-room__icon", "c-room__icon--no-icon")) this.child(ejs("div").class("c-room__icon", "c-room__icon--no-icon"));
} }
this.child(ejs("div").class("c-room__name").text(this.getName())) this.child(ejs("div").class("c-room__name").text(this.getName()));
// active // active
const active = store.activeRoom.value() === this const active = store.activeRoom.value() === this;
this.element.classList[active ? "add" : "remove"]("c-room--active") this.element.classList[active ? "add" : "remove"]("c-room--active");
} }
} }
class Rooms extends ElemJS { class Rooms extends ElemJS {
constructor() { constructor() {
super(q("#c-rooms")) super(q("#c-rooms"));
this.roomData = [] this.roomData = [];
this.rooms = [] this.rooms = [];
store.rooms.subscribe("askAdd", this.askAdd.bind(this)) store.rooms.subscribe("askAdd", this.askAdd.bind(this));
store.rooms.subscribe("addItem", this.addItem.bind(this)) store.rooms.subscribe("addItem", this.addItem.bind(this));
// store.rooms.subscribe("changeItem", this.render.bind(this)) // store.rooms.subscribe("changeItem", this.render.bind(this))
store.activeGroup.subscribe("changeSelf", this.render.bind(this)) store.activeGroup.subscribe("changeSelf", this.render.bind(this));
store.directs.subscribe("changeItem", this.render.bind(this)) store.directs.subscribe("changeItem", this.render.bind(this));
store.newEvents.subscribe("changeSelf", this.sort.bind(this)) store.newEvents.subscribe("changeSelf", this.sort.bind(this));
this.render() this.render();
} }
sort() { sort() {
store.rooms.sort() store.rooms.sort();
this.render() this.render();
} }
askAdd(event, {key, data}) { askAdd(event, { key, data }) {
const room = new Room(key, data) const room = new Room(key, data);
store.rooms.addEnd(key, room) store.rooms.addEnd(key, room);
} }
addItem(event, key) { addItem(event, key) {
const room = store.rooms.get(key).value() const room = store.rooms.get(key).value();
if (room.getGroup() === store.activeGroup.value()) { if (room.getGroup() === store.activeGroup.value()) {
this.child(room) this.child(room);
} }
} }
render() { render() {
this.clearChildren() this.clearChildren();
let first = null let first = null;
// set room list // set room list
store.rooms.forEach((id, room) => { store.rooms.forEach((id, room) => {
if (room.value().getGroup() === store.activeGroup.value()) { if (room.value().getGroup() === store.activeGroup.value()) {
if (!first) first = room.value() if (!first) first = room.value();
this.child(room.value()) this.child(room.value());
} }
}) });
// if needed, change the active room to be an item in the room list // if needed, change the active room to be an item in the room list
if (!store.activeRoom.exists() || store.activeRoom.value().getGroup() !== store.activeGroup.value()) { if (
if (first) { !store.activeRoom.exists() ||
store.activeRoom.set(first) store.activeRoom.value().getGroup() !== store.activeGroup.value()
} else { ) {
store.activeRoom.delete() if (first) {
} store.activeRoom.set(first);
} } else {
} store.activeRoom.delete();
}
}
}
} }
const rooms = new Rooms() const rooms = new Rooms();
class Groups extends ElemJS { class Groups extends ElemJS {
constructor() { constructor() {
super(q("#c-groups-list")) super(q("#c-groups-list"));
store.groups.subscribe("askAdd", this.askAdd.bind(this)) store.groups.subscribe("askAdd", this.askAdd.bind(this));
store.groups.subscribe("changeItem", this.render.bind(this)) store.groups.subscribe("changeItem", this.render.bind(this));
} }
askAdd(event, {key, data}) { askAdd(event, { key, data }) {
const group = new Group(key, data) const group = new Group(key, data);
store.groups.addEnd(key, group) store.groups.addEnd(key, group);
store.groups.sort() store.groups.sort();
} }
render() { render() {
this.clearChildren() this.clearChildren();
store.groups.forEach((key, item) => { store.groups.forEach((key, item) => {
this.child(item.value()) this.child(item.value());
}) });
} }
} }
const groups = new Groups() const groups = new Groups();

71
src/js/store/Subscribable.js
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@ -1,38 +1,45 @@
class Subscribable { class Subscribable {
constructor() { constructor() {
this.events = { this.events = {
addSelf: [], addSelf: [],
editSelf: [], editSelf: [],
removeSelf: [], removeSelf: [],
changeSelf: [] changeSelf: [],
} };
this.eventDeps = { this.eventDeps = {
addSelf: ["changeSelf"], addSelf: ["changeSelf"],
editSelf: ["changeSelf"], editSelf: ["changeSelf"],
removeSelf: ["changeSelf"], removeSelf: ["changeSelf"],
changeSelf: [] changeSelf: [],
} };
} }
subscribe(event, callback) { subscribe(event, callback) {
if (this.events[event]) { if (this.events[event]) {
this.events[event].push(callback) this.events[event].push(callback);
} else { } else {
throw new Error(`Cannot subscribe to non-existent event ${event}, available events are: ${Object.keys(this.events).join(", ")}`) throw new Error(
} `Cannot subscribe to non-existent event ${event}, available events are: ${Object.keys(
} this.events
).join(", ")}`
);
}
}
unsubscribe(event, callback) { unsubscribe(event, callback) {
const index = this.events[event].indexOf(callback) const index = this.events[event].indexOf(callback);
if (index === -1) throw new Error(`Tried to remove a nonexisting subscription from event ${event}`) if (index === -1)
this.events[event].splice(index, 1) throw new Error(
} `Tried to remove a nonexisting subscription from event ${event}`
);
this.events[event].splice(index, 1);
}
broadcast(event, data) { broadcast(event, data) {
this.eventDeps[event].concat(event).forEach(eventName => { this.eventDeps[event].concat(event).forEach((eventName) => {
this.events[eventName].forEach(f => f(event, data)) this.events[eventName].forEach((f) => f(event, data));
}) });
} }
} }
export {Subscribable} export { Subscribable };

68
src/js/store/SubscribeMap.js
View file

@ -1,41 +1,41 @@
import {Subscribable} from "./Subscribable.js" import { Subscribable } from "./Subscribable.js";
import {SubscribeValue} from "./SubscribeValue.js" import { SubscribeValue } from "./SubscribeValue.js";
class SubscribeMap extends Subscribable { class SubscribeMap extends Subscribable {
constructor() { constructor() {
super() super();
Object.assign(this.events, { Object.assign(this.events, {
addItem: [], addItem: [],
changeItem: [], changeItem: [],
removeItem: [] removeItem: [],
}) });
this.map = new Map() this.map = new Map();
} }
has(key) { has(key) {
return this.map.has(key) && this.map.get(key).exists() return this.map.has(key) && this.map.get(key).exists();
} }
get(key) { get(key) {
if (this.map.has(key)) { if (this.map.has(key)) {
return this.map.get(key) return this.map.get(key);
} else { } else {
this.map.set(key, new SubscribeValue()) this.map.set(key, new SubscribeValue());
} }
} }
set(key, value) { set(key, value) {
let s let s;
if (this.map.has(key)) { if (this.map.has(key)) {
s = this.map.get(key).set(value) s = this.map.get(key).set(value);
this.broadcast("changeItem", key) this.broadcast("changeItem", key);
} else { } else {
s = new SubscribeValue().set(value) s = new SubscribeValue().set(value);
this.map.set(key, s) this.map.set(key, s);
this.broadcast("addItem", key) this.broadcast("addItem", key);
} }
return s return s;
} }
} }
export {SubscribeMap} export { SubscribeMap };

148
src/js/store/SubscribeMapList.js
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@ -1,86 +1,86 @@
import {Subscribable} from "./Subscribable.js" import { Subscribable } from "./Subscribable.js";
import {SubscribeValue} from "./SubscribeValue.js" import { SubscribeValue } from "./SubscribeValue.js";
class SubscribeMapList extends Subscribable { class SubscribeMapList extends Subscribable {
constructor(inner) { constructor(inner) {
super() super();
this.inner = inner this.inner = inner;
Object.assign(this.events, { Object.assign(this.events, {
addItem: [], addItem: [],
deleteItem: [], deleteItem: [],
editItem: [], editItem: [],
changeItem: [], changeItem: [],
askAdd: [] askAdd: [],
}) });
Object.assign(this.eventDeps, { Object.assign(this.eventDeps, {
addItem: ["changeItem"], addItem: ["changeItem"],
deleteItem: ["changeItem"], deleteItem: ["changeItem"],
editItem: ["changeItem"], editItem: ["changeItem"],
changeItem: [], changeItem: [],
askAdd: [] askAdd: [],
}) });
this.map = new Map() this.map = new Map();
this.list = [] this.list = [];
} }
has(key) { has(key) {
return this.map.has(key) && this.map.get(key).exists() return this.map.has(key) && this.map.get(key).exists();
} }
get(key) { get(key) {
if (this.map.has(key)) { if (this.map.has(key)) {
return this.map.get(key) return this.map.get(key);
} else { } else {
const item = new this.inner() const item = new this.inner();
this.map.set(key, item) this.map.set(key, item);
return item return item;
} }
} }
forEach(f) { forEach(f) {
this.list.forEach(key => f(key, this.get(key))) this.list.forEach((key) => f(key, this.get(key)));
} }
askAdd(key, data) { askAdd(key, data) {
this.broadcast("askAdd", {key, data}) this.broadcast("askAdd", { key, data });
} }
addStart(key, value) { addStart(key, value) {
this._add(key, value, true) this._add(key, value, true);
} }
addEnd(key, value) { addEnd(key, value) {
this._add(key, value, false) this._add(key, value, false);
} }
sort() { sort() {
this.list.sort((a, b) => { this.list.sort((a, b) => {
const orderA = this.map.get(a).value().order const orderA = this.map.get(a).value().order;
const orderB = this.map.get(b).value().order const orderB = this.map.get(b).value().order;
return orderA - orderB return orderA - orderB;
}) });
this.broadcast("changeItem") this.broadcast("changeItem");
} }
_add(key, value, start) { _add(key, value, start) {
let s let s;
if (this.map.has(key)) { if (this.map.has(key)) {
const exists = this.map.get(key).exists() const exists = this.map.get(key).exists();
s = this.map.get(key).set(value) s = this.map.get(key).set(value);
if (exists) { if (exists) {
this.broadcast("editItem", key) this.broadcast("editItem", key);
} else { } else {
this.broadcast("addItem", key) this.broadcast("addItem", key);
} }
} else { } else {
s = new this.inner().set(value) s = new this.inner().set(value);
this.map.set(key, s) this.map.set(key, s);
if (start) this.list.unshift(key) if (start) this.list.unshift(key);
else this.list.push(key) else this.list.push(key);
this.broadcast("addItem", key) this.broadcast("addItem", key);
} }
return s return s;
} }
} }
export {SubscribeMapList} export { SubscribeMapList };

82
src/js/store/SubscribeSet.js
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@ -1,50 +1,50 @@
import {Subscribable} from "./Subscribable.js" import { Subscribable } from "./Subscribable.js";
class SubscribeSet extends Subscribable { class SubscribeSet extends Subscribable {
constructor() { constructor() {
super() super();
Object.assign(this.events, { Object.assign(this.events, {
addItem: [], addItem: [],
deleteItem: [], deleteItem: [],
changeItem: [], changeItem: [],
askAdd: [] askAdd: [],
}) });
Object.assign(this.eventDeps, { Object.assign(this.eventDeps, {
addItem: ["changeItem"], addItem: ["changeItem"],
deleteItem: ["changeItem"], deleteItem: ["changeItem"],
changeItem: [], changeItem: [],
askAdd: [] askAdd: [],
}) });
this.set = new Set() this.set = new Set();
} }
has(key) { has(key) {
return this.set.has(key) return this.set.has(key);
} }
forEach(f) { forEach(f) {
for (const key of this.set.keys()) { for (const key of this.set.keys()) {
f(key) f(key);
} }
} }
askAdd(key) { askAdd(key) {
this.broadcast("askAdd", key) this.broadcast("askAdd", key);
} }
add(key) { add(key) {
if (!this.set.has(key)) { if (!this.set.has(key)) {
this.set.add(key) this.set.add(key);
this.broadcast("addItem", key) this.broadcast("addItem", key);
} }
} }
delete(key) { delete(key) {
if (this.set.has(key)) { if (this.set.has(key)) {
this.set.delete(key) this.set.delete(key);
this.broadcast("deleteItem", key) this.broadcast("deleteItem", key);
} }
} }
} }
export {SubscribeSet} export { SubscribeSet };

76
src/js/store/SubscribeValue.js
View file

@ -1,47 +1,47 @@
import {Subscribable} from "./Subscribable.js" import { Subscribable } from "./Subscribable.js";
class SubscribeValue extends Subscribable { class SubscribeValue extends Subscribable {
constructor() { constructor() {
super() super();
this.hasData = false this.hasData = false;
this.data = null this.data = null;
} }
exists() { exists() {
return this.hasData return this.hasData;
} }
value() { value() {
if (this.hasData) return this.data if (this.hasData) return this.data;
else return null else return null;
} }
set(data) { set(data) {
const exists = this.exists() const exists = this.exists();
this.data = data this.data = data;
this.hasData = true this.hasData = true;
if (exists) { if (exists) {
this.broadcast("editSelf", this.data) this.broadcast("editSelf", this.data);
} else { } else {
this.broadcast("addSelf", this.data) this.broadcast("addSelf", this.data);
} }
return this return this;
} }
edit(f) { edit(f) {
if (this.exists()) { if (this.exists()) {
f(this.data) f(this.data);
this.set(this.data) this.set(this.data);
} else { } else {
throw new Error("Tried to edit a SubscribeValue that had no value") throw new Error("Tried to edit a SubscribeValue that had no value");
} }
} }
delete() { delete() {
this.hasData = false this.hasData = false;
this.broadcast("removeSelf") this.broadcast("removeSelf");
return this return this;
} }
} }
export {SubscribeValue} export { SubscribeValue };

26
src/js/store/store.js
View file

@ -1,17 +1,17 @@
import {Subscribable} from "./Subscribable.js" import { Subscribable } from "./Subscribable.js";
import {SubscribeMapList} from "./SubscribeMapList.js" import { SubscribeMapList } from "./SubscribeMapList.js";
import {SubscribeSet} from "./SubscribeSet.js" import { SubscribeSet } from "./SubscribeSet.js";
import {SubscribeValue} from "./SubscribeValue.js" import { SubscribeValue } from "./SubscribeValue.js";
const store = { const store = {
groups: new SubscribeMapList(SubscribeValue), groups: new SubscribeMapList(SubscribeValue),
rooms: new SubscribeMapList(SubscribeValue), rooms: new SubscribeMapList(SubscribeValue),
directs: new SubscribeSet(), directs: new SubscribeSet(),
activeGroup: new SubscribeValue(), activeGroup: new SubscribeValue(),
activeRoom: new SubscribeValue(), activeRoom: new SubscribeValue(),
newEvents: new Subscribable() newEvents: new Subscribable(),
} };
window.store = store window.store = store;
export {store} export { store };

231
src/js/sync/sync.js
View file

@ -1,130 +1,139 @@
import {store} from "../store/store.js" import { store } from "../store/store.js";
import * as lsm from "../lsm.js" import * as lsm from "../lsm.js";
let lastBatch = null let lastBatch = null;
function resolveMxc(url, size, method) { function resolveMxc(url, size, method) {
const [server, id] = url.match(/^mxc:\/\/([^/]+)\/(.*)/).slice(1) const [server, id] = url.match(/^mxc:\/\/([^/]+)\/(.*)/).slice(1);
if (size && method) { if (size && method) {
return `${lsm.get("domain")}/_matrix/media/r0/thumbnail/${server}/${id}?width=${size}&height=${size}&method=${method}` return `${lsm.get(
} else { "domain"
return `${lsm.get("domain")}/_matrix/media/r0/download/${server}/${id}` )}/_matrix/media/r0/thumbnail/${server}/${id}?width=${size}&height=${size}&method=${method}`;
} } else {
return `${lsm.get("domain")}/_matrix/media/r0/download/${server}/${id}`;
}
} }
function sync() { function sync() {
const url = new URL(`${lsm.get("domain")}/_matrix/client/r0/sync`) const url = new URL(`${lsm.get("domain")}/_matrix/client/r0/sync`);
url.searchParams.append("access_token", lsm.get("access_token")) url.searchParams.append("access_token", lsm.get("access_token"));
const filter = { const filter = {
room: { room: {
// pulling more from the timeline massively increases download size // pulling more from the timeline massively increases download size
timeline: { timeline: {
limit: 5 limit: 5,
}, },
// members are not currently needed // members are not currently needed
state: { state: {
lazy_load_members: true lazy_load_members: true,
} },
}, },
presence: { presence: {
// presence is not implemented, ignore it // presence is not implemented, ignore it
types: [] types: [],
} },
} };
url.searchParams.append("filter", JSON.stringify(filter)) url.searchParams.append("filter", JSON.stringify(filter));
url.searchParams.append("timeout", 20000) url.searchParams.append("timeout", 20000);
if (lastBatch) { if (lastBatch) {
url.searchParams.append("since", lastBatch) url.searchParams.append("since", lastBatch);
} }
return fetch(url.toString()).then(res => res.json()).then(root => { return fetch(url.toString())
lastBatch = root.next_batch .then((res) => res.json())
return root .then((root) => {
}) lastBatch = root.next_batch;
return root;
});
} }
function manageSync(root) { function manageSync(root) {
try { try {
let newEvents = false let newEvents = false;
// set up directs // set up directs
const directs = root.account_data.events.find(e => e.type === "m.direct") const directs = root.account_data.events.find((e) => e.type === "m.direct");
if (directs) { if (directs) {
Object.values(directs.content).forEach(ids => { Object.values(directs.content).forEach((ids) => {
ids.forEach(id => store.directs.add(id)) ids.forEach((id) => store.directs.add(id));
}) });
} }
// set up rooms // set up rooms
Object.entries(root.rooms.join).forEach(([id, room]) => { Object.entries(root.rooms.join).forEach(([id, room]) => {
if (!store.rooms.has(id)) { if (!store.rooms.has(id)) {
store.rooms.askAdd(id, room) store.rooms.askAdd(id, room);
} }
const timeline = store.rooms.get(id).value().timeline const timeline = store.rooms.get(id).value().timeline;
if (room.timeline.events.length) newEvents = true if (room.timeline.events.length) newEvents = true;
timeline.updateEvents(room.timeline.events) timeline.updateEvents(room.timeline.events);
}) });
// set up groups // set up groups
Promise.all( Promise.all(
Object.keys(root.groups.join).map(id => { Object.keys(root.groups.join).map((id) => {
if (!store.groups.has(id)) { if (!store.groups.has(id)) {
return Promise.all(["profile", "rooms"].map(path => { return Promise.all(
const url = new URL(`${lsm.get("domain")}/_matrix/client/r0/groups/${id}/${path}`) ["profile", "rooms"].map((path) => {
url.searchParams.append("access_token", lsm.get("access_token")) const url = new URL(
return fetch(url.toString()).then(res => res.json()) `${lsm.get("domain")}/_matrix/client/r0/groups/${id}/${path}`
})).then(([profile, rooms]) => { );
rooms = rooms.chunk url.searchParams.append("access_token", lsm.get("access_token"));
let order = 999 return fetch(url.toString()).then((res) => res.json());
let orderEvent = root.account_data.events.find(e => e.type === "im.vector.web.tag_ordering") })
if (orderEvent) { ).then(([profile, rooms]) => {
if (orderEvent.content.tags.includes(id)) { rooms = rooms.chunk;
order = orderEvent.content.tags.indexOf(id) let order = 999;
} let orderEvent = root.account_data.events.find(
} (e) => e.type === "im.vector.web.tag_ordering"
const data = { );
name: profile.name, if (orderEvent) {
icon: resolveMxc(profile.avatar_url, 96, "crop"), if (orderEvent.content.tags.includes(id)) {
order order = orderEvent.content.tags.indexOf(id);
} }
store.groups.askAdd(id, data) }
rooms.forEach(groupRoom => { const data = {
if (store.rooms.has(groupRoom.room_id)) { name: profile.name,
store.rooms.get(groupRoom.room_id).value().setGroup(id) icon: resolveMxc(profile.avatar_url, 96, "crop"),
} order,
}) };
}) store.groups.askAdd(id, data);
} rooms.forEach((groupRoom) => {
}) if (store.rooms.has(groupRoom.room_id)) {
).then(() => { store.rooms.get(groupRoom.room_id).value().setGroup(id);
store.rooms.sort() }
}) });
if (newEvents) store.newEvents.broadcast("changeSelf") });
} catch (e) { }
console.error(root) })
throw e ).then(() => {
} store.rooms.sort();
});
if (newEvents) store.newEvents.broadcast("changeSelf");
} catch (e) {
console.error(root);
throw e;
}
} }
function syncLoop() { function syncLoop() {
return sync().then(manageSync).then(syncLoop) return sync().then(manageSync).then(syncLoop);
} }
;[ [
{ {
id: "directs", id: "directs",
name: "Directs", name: "Directs",
icon: "/static/directs.svg", icon: "/static/directs.svg",
order: -2 order: -2,
}, },
{ {
id: "channels", id: "channels",
name: "Channels", name: "Channels",
icon: "/static/channels.svg", icon: "/static/channels.svg",
order: -1 order: -1,
} },
].forEach(data => store.groups.askAdd(data.id, data)) ].forEach((data) => store.groups.askAdd(data.id, data));
store.activeGroup.set(store.groups.get("directs").value()) store.activeGroup.set(store.groups.get("directs").value());
syncLoop() syncLoop();

53
src/login.pug
View file

@ -1,21 +1,36 @@
doctype html doctype html
html html
head head
meta(charset="utf-8") meta(charset="utf-8")
link(rel="stylesheet" type="text/css" href=getStatic("/sass/main.sass")) link(rel="stylesheet", type="text/css", href=getStatic('/sass/main.sass'))
title Carbon title Carbon
body body
main.main main.main
form form
div div
label(for="login") Username label(for="login") Username
input(type="text" name="login" autocomplete="username" placeholder="example:matrix.org" required)#login input#login(
div type="text",
label(for="password") Password name="login",
input(type="text" name="password" autocomplete="current-password" required)#password autocomplete="username",
div placeholder="example:matrix.org",
required
label(for="homeserver") Homeserver )
input(type="text" name="homeserver" value="matrix.org" required)#homeserver div
div label(for="password") Password
input(type="submit" value="Login") input#password(
type="text",
name="password",
autocomplete="current-password",
required
)
div
label(for="homeserver") Homeserver
input#homeserver(
type="text",
name="homeserver",
value="matrix.org",
required
)
div
input(type="submit", value="Login")