Files
Quill/index.js
2024-03-27 15:41:07 -05:00

758 lines
23 KiB
JavaScript

/* NAVIGATION */
let oldPushState = history.pushState;
history.pushState = function pushState() {
let ret = oldPushState.apply(this, arguments);
window.dispatchEvent(new Event('pushstate'));
window.dispatchEvent(new Event('locationchange'));
return ret;
};
window.addEventListener('popstate', () => {
window.dispatchEvent(new Event('locationchange'));
});
window.addEventListener('locationchange', locationChange);
let urlBeforeChange = window.location.href;
window.navigateTo = function(url) {
window.history.pushState({}, '', url);
}
Object.defineProperty(window, 'routes', {
configurable: true,
enumerable: true,
set: function(newValue) {
Object.defineProperty(window, 'routes', {
value: newValue,
writable: false,
configurable: false,
enumerable: true
});
locationChange();
},
get: function() {
return window.routes;
}
});
function locationChange() {
let URL = window.location.pathname.split("/").filter(d => (d !== 'Web') && (!d.includes('.html'))).join("/")
if(URL === "") URL = "/"
console.log("Location change: ", URL)
if(!window.routes[URL]) {
console.error("Quill: no URL for this route: ", URL)
return
}
let page = new window.routes[URL]()
window.rendering.push(page)
page.render()
window.rendering.pop(page)
urlBeforeChange = window.location.href;
}
/* $() */
HTMLElement.prototype.$ = function(selector) {
return window.$(selector, this)
}
DocumentFragment.prototype.$ = function(selector) {
return window.$(selector, this)
}
window.$ = function(selector, el = document) {
if(selector[0] === "#" || selector.includes("[name")) {
return el.querySelector(selector)
} else {
return el.querySelectorAll(selector);
}
}
/* CONSOLE */
console.red = function(message) {
this.log(`%c${message}`, "color: rgb(254, 79, 42);");
};
console.green = function(message) {
this.log(`%c${message}`, "color: rgb(79, 254, 42);");
}
/* STRING TRANSLATORS */
window.css = function css(cssString) {
let container = document.querySelector("style#quillStyles");
if(!container) {
container = document.createElement('style');
container.id = "quillStyles";
document.head.appendChild(container);
}
let primarySelector = cssString.substring(0, cssString.indexOf("{")).trim();
primarySelector = primarySelector.replace(/\*/g, "all");
primarySelector = primarySelector.replace(/#/g, "id-");
primarySelector = primarySelector.replace(/,/g, "");
let stylesheet = container.querySelector(`:scope > style[id='${primarySelector}']`)
if(!stylesheet) {
stylesheet = document.createElement('style');
stylesheet.id = primarySelector;
stylesheet.appendChild(document.createTextNode(cssString));
container.appendChild(stylesheet);
} else {
stylesheet.innerText = cssString
}
}
window.html = function html(htmlString) {
let container = document.createElement('div');
container.innerHTML = htmlString;
// If there's only one child, return it directly
if (container.children.length === 1) {
return container.children[0];
}
// If there are multiple children, use a DocumentFragment
let fragment = document.createDocumentFragment();
while (container.firstChild) {
fragment.appendChild(container.firstChild);
}
return fragment;
};
/* COMPATIBILITY */
function detectMobile() {
const mobileDeviceRegex = /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i;
return mobileDeviceRegex.test(navigator.userAgent);
}
function getSafariVersion() {
const userAgent = navigator.userAgent;
const isSafari = userAgent.includes("Safari") && !userAgent.includes("Chrome");
if (isSafari) {
const safariVersionMatch = userAgent.match(/Version\/(\d+\.\d+)/);
const safariVersion = safariVersionMatch ? parseFloat(safariVersionMatch[1]) : null;
return safariVersion;
}
}
/* REGISTER */
class ObservedArray extends Array {
parent;
name;
constructor(arr = [], parent, name) {
super();
this.parent = parent
this.name = name
this.push(...arr);
}
triggerParent() {
this.parent[this.name] = this
}
push(...args) {
const result = super.push(...args);
this.triggerParent()
return result;
}
pop() {
const result = super.pop();
this.triggerParent()
return result;
}
shift() {
const result = super.shift();
this.triggerParent()
return result;
}
unshift(...args) {
const result = super.unshift(...args);
this.triggerParent()
return result;
}
splice(start, deleteCount, ...items) {
const removedItems = super.splice(start, deleteCount, ...items);
if (items.length > 0) {
console.log(`Inserted ${items.length} items:`, items);
}
if (removedItems.length > 0) {
console.log(`Removed ${removedItems.length} items:`, removedItems);
}
this.triggerParent()
return removedItems;
}
}
class ObservedObject {
constructor() {
this._observers = {}
}
static decode(obj) {
let instance = new this()
Object.keys(instance).forEach((key) => {
if(key[0] === "$") {
key = key.slice(1)
instance._observers[key] = new Map()
const backingFieldName = `_${key}`;
Object.defineProperty(instance, key, {
set: function(newValue) {
if(Array.isArray(newValue) && newValue.parent === undefined) {
instance[backingFieldName] = new ObservedArray(newValue, this, key)
} else {
instance[backingFieldName] = newValue;
}
for (let [observer, properties] of instance._observers[key]) {
for (let property of properties) {
if(property === "children") {
Registry.rerender(observer)
} else {
observer[property] = newValue;
}
}
}
},
get: function() {
Registry.lastState.push(key)
Registry.lastState.push(instance[backingFieldName])
return instance[backingFieldName];
},
enumerable: true,
configurable: true
});
delete instance["$" + key]
}
if(obj[key]) {
instance[key] = obj[key]
} else {
if(!instance[key]) {
throw new Error(`ObservedObject: Non-default value "${key}" must be initialized!`)
}
}
})
return instance
}
}
window.Page = class Page {
appendChild(el) {
document.body.appendChild(el)
}
}
window.Shadow = class Shadow extends HTMLElement {
constructor() {
super()
}
}
window.Registry = class Registry {
static initReactivity(elem, name, value) {
let parent = window.rendering.last()
if(Registry.lastState.length === 3) {
let [objName, objField, fieldValue] = Registry.lastState
if(!objName) return;
let valueCheck = parent[objName][objField]
if(valueCheck && valueCheck === value) {
if(!parent[objName]._observers[objField].get(elem)) {
parent[objName]._observers[objField].set(elem, [])
}
let properties = parent[objName]._observers[objField].get(elem)
if(!properties.includes(name)) {
properties.push(name)
}
}
} else {
let [stateUsed, stateValue] = Registry.lastState
if(!stateUsed) return;
if(stateUsed && parent[stateUsed] === value) {
if(!parent._observers[stateUsed].get(elem)) {
parent._observers[stateUsed].set(elem, [])
}
parent._observers[stateUsed].get(elem).push(name)
}
}
Registry.lastState = []
}
static render = (el, parent) => {
let renderParent = window.rendering[window.rendering.length-1]
if(renderParent) {
renderParent.appendChild(el)
}
window.rendering.push(el)
el.render()
window.rendering.pop(el)
}
static rerender = (el) => {
if(el.parentElement) {
window.rendering.push(el.parentElement)
}
window.rendering.push(el)
el.innerHTML = ""
el.render()
window.rendering.pop()
window.rendering.pop()
}
static testInitialized(el) {
let fields = Object.keys(el).filter(key =>
typeof el[key] !== 'function' && key !== "_observers"
)
for(let field of fields) {
if(el[field] === undefined) {
throw new Error(`Quill: field "${field}" must be initialized`)
}
}
}
static construct = (elem) => { // After default params are set, but before body of constructor
const params = window.Registry.currentParams
const allNames = Object.keys(elem).filter(key => typeof elem[key] !== 'function')
const stateNames = allNames.filter(field => /^[$][^$]/.test(field)).map(str => str.substring(1));
const observedObjectNames = allNames.filter(field => /^[$][$][^$]/.test(field)).map(str => str.substring(2));
/*
State Reactivity [stateName].get(elem).push(attribute)
_observers = {
name: Map(
<p>: [innerText, background]
),
}
OO Reactivity: [objectName][objectField].get(elem).push(attribute)
$$form: extends ObservedObject {
_observers = {
canvasPosition: Map(
<p>: [position]
),
path: Map(
<p>: [innerText]
)
}
}
*/
function makeState(elem, stateNames, params) {
elem._observers = {}
// State -> Attributes: set each state value as getter and setter
stateNames.forEach(name => {
const backingFieldName = `_${name}`;
elem._observers[name] = new Map()
Object.defineProperty(elem, name, {
set: function(newValue) {
// console.log(`Setting state ${name} to `, newValue);
elem[backingFieldName] = newValue; // Use the backing field to store the value
elem.setAttribute(name, typeof newValue === "object" ? "{..}" : newValue);
for (let [observer, properties] of elem._observers[name]) {
for (let property of properties) {
observer[property] = newValue;
}
}
},
get: function() {
Registry.lastState = [name, elem[backingFieldName]]
// check which elements are observing the
return elem[backingFieldName]; // Provide a getter to access the backing field value
},
enumerable: true,
configurable: true
});
if(elem["$" + name] !== undefined) {
elem[name] = elem["$" + name]
}
delete elem["$" + name]
});
}
function makeObservedObjects(elem, objectNames, params) {
objectNames.forEach(name => {
const backingFieldName = `_${name}`;
Object.defineProperty(elem, name, {
set: function(newValue) {
elem[backingFieldName] = newValue;
},
get: function() {
Registry.lastState = [name]
return elem[backingFieldName];
},
enumerable: true,
configurable: true
});
if(elem["$$" + name] !== undefined) {
elem[name] = elem["$$" + name]
}
delete elem["$$" + name]
});
}
makeState(elem, stateNames, params)
makeObservedObjects(elem, observedObjectNames, params)
let allNamesCleaned = Object.keys(elem)
.filter(key => typeof elem[key] !== 'function' && key !== "_observers" && key !== "_observedObjects")
.map(key => key.replace(/^(\$\$|\$)/, ''));
let i = -1
for (let param of params) {
i++
if(i > allNamesCleaned.length) {
console.error(`${el.prototype.constructor.name}: too many parameters for field!`)
return
}
if(elem[allNamesCleaned[i]] === undefined) {
elem[allNamesCleaned[i]] = param
}
}
}
static register = (el, tagname) => {
let stateVariables = this.parseClassFields(el).filter(field => /^[$][^$]/.test(field)).map(str => str.substring(1));
el = this.parseConstructor(el)
// Observe attributes
Object.defineProperty(el, 'observedAttributes', {
get: function() {
return stateVariables;
}
});
// Attributes -> State
Object.defineProperty(el.prototype, 'attributeChangedCallback', {
value: function(name, oldValue, newValue) {
const fieldName = `${name}`;
let blacklistedValues = ["[object Object]", "{..}", this[fieldName]]
if (stateVariables.includes(fieldName) && !blacklistedValues.includes(newValue)) {
this[fieldName] = newValue;
}
},
writable: true,
configurable: true
});
customElements.define(tagname, el)
// Actual Constructor
window[el.prototype.constructor.name] = function (...params) {
window.Registry.currentParams = params
let elIncarnate = new el(...params)
Registry.render(elIncarnate)
return elIncarnate
}
}
static parseClassFields(classObject) {
let str = classObject.toString();
const lines = str.split('\n');
const fields = [];
let braceDepth = 0; // Tracks the depth of curly braces to identify when we're inside a function/method
for (let line of lines) {
const trimmedLine = line.trim();
// Update braceDepth based on the current line
braceDepth += (trimmedLine.match(/{/g) || []).length;
braceDepth -= (trimmedLine.match(/}/g) || []).length;
// Check if the line is outside any function/method (top-level within the class)
if (braceDepth === 1) {
// Attempt to match a class field declaration with or without initialization
const fieldMatch = trimmedLine.match(/^([a-zA-Z_$][0-9a-zA-Z_$]*)\s*(=|;|\n|$)/);
if (fieldMatch) {
fields.push(fieldMatch[1]);
}
}
// If we encounter the constructor, stop the parsing as we're only interested in fields above it
if (trimmedLine.startsWith('constructor')) {
break;
}
}
return fields;
}
static parseConstructor(classObject) {
let str = classObject.toString();
const lines = str.split('\n');
let modifiedLines = [];
let braceDepth = 0;
let constructorFound = false
let superCallFound = false;
let constructorEndFound = false;
for (let i = 0; i < lines.length; i++) {
let line = lines[i];
const trimmedLine = line.trim();
modifiedLines.push(line);
braceDepth += (trimmedLine.match(/{/g) || []).length;
braceDepth -= (trimmedLine.match(/}/g) || []).length;
if (trimmedLine.startsWith('constructor(')) {
constructorFound = true;
}
if (constructorFound && trimmedLine.startsWith('super(') && !superCallFound) {
superCallFound = true;
modifiedLines.push(` window.Registry.construct(this, window.Registry.currentStateVariables, ...window.Registry.currentParams);`);
}
if (constructorFound && braceDepth === 1 && superCallFound && !constructorEndFound) {
modifiedLines.splice(modifiedLines.length - 1, 0, ' Object.preventExtensions(this);');
modifiedLines.splice(modifiedLines.length - 1, 0, ' window.Registry.testInitialized(this);');
constructorEndFound = true
}
}
if(superCallFound) {
let modifiedStr = modifiedLines.join('\n');
return eval('(' + modifiedStr + ')');
}
if(constructorFound) {
throw new Error("Quill: Constructor must have super()! " + lines[0])
} else {
let constructorString = `
constructor(...params) {
super(...params)
window.Registry.construct(this)
}
`
let closingBracket = str.lastIndexOf("}");
str = str.slice(0, closingBracket - 1) + constructorString + "\n}"
return eval('(' + str + ')');
}
}
}
/* DEFAULT WRAPPERS */
window.ForEach = function (arr, cb) {
Registry.initReactivity(window.rendering.last(), "children", arr)
arr.forEach((el, i) => {
cb(el, i)
})
}
window.a = function a({ href, name=href } = {}) {
let link = document.createElement("a")
link.setAttribute('href', href);
link.innerText = name
Registry.render(link)
return link
}
window.img = function img({width="", height="", src=""}) {
let image = new Image()
if(width) image.style.width = width
if(height) image.style.height = height
if(src) image.src = src
Registry.render(image)
return image
}
window.p = function p(innerText) {
let para = document.createElement("p")
para.innerText = innerText
Registry.initReactivity(para, "innerText", innerText)
Registry.render(para)
return para
}
window.div = function (innerText) {
let div = document.createElement("div")
div.innerText = innerText
Registry.render(div)
return div
}
window.span = function (innerText) {
let span = document.createElement("span")
span.innerText = innerText
Registry.render(span)
return span
}
/* PROTOTYPE FUNCTIONS */
Array.prototype.last = function() {
return this[this.length-1]
}
HTMLElement.prototype.addAttribute = function(name) {
this.setAttribute(name, "")
}
HTMLElement.prototype.ownHTML = function() {
return this.startingTag() + this.endingTag()
}
HTMLElement.prototype.startingTag = function() {
const tag = this.tagName.toLowerCase();
let html = `<${tag}`;
for (const attr of this.attributes) {
html += ` ${attr.name}="${attr.value}"`;
}
html += `>`;
return html;
}
HTMLElement.prototype.endingTag = function() {
const tag = this.tagName.toLowerCase();
return `</${tag}>`;
}
HTMLElement.prototype.render = function (...els) {
if(els.length > 0) {
this.innerHTML = ""
els.forEach((el) => {
this.appendChild(el)
})
}
return this
}
HTMLElement.prototype.class = function(classNames) {
this.className = classNames
return this
}
/* PROTOTYPE STYLING */
HTMLElement.prototype.styleVar = function(name, value) {
this.style.setProperty(name, value)
return this
}
HTMLElement.prototype.color = function(value) {
this.style.color = value
return this
}
HTMLElement.prototype.background = function(value) {
this.style.backgroundColor = value
return this
}
HTMLElement.prototype.fontSize = function(value) {
this.style.fontSize = value
return this
}
HTMLElement.prototype.borderRadius = function(value) {
this.style.borderRadius = value
return this
}
HTMLElement.prototype.padding = function(direction, amount) {
const directionName = `padding${direction.charAt(0).toUpperCase()}${direction.slice(1)}`;
if (typeof amount === 'number') {
this.style[directionName] = `${amount}px`;
} else {
this.style[directionName] = amount;
}
return this
}
HTMLElement.prototype.outline = function(value) {
this.style.outline = value
return this
}
HTMLElement.prototype.maxWidth = function(value) {
this.style.maxWidth = value
return this
}
HTMLElement.prototype.margin = function(direction, amount) {
const directionName = `margin${direction.charAt(0).toUpperCase()}${direction.slice(1)}`;
if (typeof amount === 'number') {
this.style[directionName] = `${amount}px`;
} else {
this.style[directionName] = amount;
}
return this
}
HTMLElement.prototype.transform = function(value) {
this.style.transform = value
return this
}
HTMLElement.prototype.positionType = function (value) {
if(!(value === "absolute" || value === "relative" || value === "static" || value === "fixed" || value === "sticky")) {
console.error("HTMLElement.overlflow: must have valid overflow value!")
return;
}
this.style.position = value
return this
}
HTMLElement.prototype.position = function({x, y} = {}) {
if(!x || !y) {
console.error("HTMLElement.position: must have valid x and y values: {x: 12, y: 23} where x and y are percentages")
return;
}
let computed = window.getComputedStyle(this).position
if(!(computed === "absolute" || computed === "fixed")) {
this.style.position = "absolute"
}
this.style.left = `${x}%`
this.style.top = `${y}%`
return this
}
HTMLElement.prototype.overflow = function(value) {
if(!(value === "visible" || value === "hidden" || value === "clip" || value === "scroll" || value === "auto")) {
console.error("HTMLElement.overlflow: must have valid overflow value!")
return;
}
this.style.overflow = value;
return this
}
/* PROTOTYPE EVENTS */
HTMLElement.prototype.onClick = function(func) {
this.addEventListener("click", func)
return this
}
window.register = Registry.register
window.rendering = []