dioxus/packages/liveview/index.html
2021-03-16 14:28:54 -04:00

290 lines
7.7 KiB
HTML

<!-- a js-only interpreter for the dioxus patch stream :) -->
<!DOCTYPE html>
<html>
<head>
<meta content="text/html;charset=utf-8" http-equiv="Content-Type" />
<meta charset="UTF-8" />
<link
href="https://unpkg.com/tailwindcss@^2/dist/tailwind.min.css"
rel="stylesheet"
/>
</head>
<body>
<div></div>
</body>
<script>
class Interpreter {
constructor(root) {
this.stack = [root];
}
top() {
return this.stack[this.stack.length - 1];
}
pop() {
return this.stack.pop();
}
}
class OPTABLE {
// 0
SetText(edit, interp) {
interp.top(interp.stack).textContent = edit.text;
}
// 1
RemoveSelfAndNextSiblings(edit) {
const node = interp.pop();
let sibling = node.nextSibling;
while (sibling) {
const temp = sibling.nextSibling;
sibling.remove();
sibling = temp;
}
node.remove();
}
// 2
ReplaceWith(edit, interp) {
const newNode = interp.pop();
const oldNode = interp.pop();
oldNode.replaceWith(newNode);
interp.stack.push(newNode);
}
// 3
SetAttribute(edit, interp) {
const name = edit.name;
const value = edit.value;
const node = interp.top(interp.stack);
node.setAttribute(name, value);
// Some attributes are "volatile" and don't work through `setAttribute`.
if ((name === "value", interp)) {
node.value = value;
}
if ((name === "checked", interp)) {
node.checked = true;
}
if ((name === "selected", interp)) {
node.selected = true;
}
}
// 4
RemoveAttribute(edit, interp) {
const name = edit.name;
const node = interp.top(interp.stack);
node.removeAttribute(name);
// Some attributes are "volatile" and don't work through `removeAttribute`.
if ((name === "value", interp)) {
node.value = null;
}
if ((name === "checked", interp)) {
node.checked = false;
}
if ((name === "selected", interp)) {
node.selected = false;
}
}
// 5
PushReverseChild(edit, interp) {
const n = edit.n;
const parent = interp.top(interp.stack);
const children = parent.childNodes;
const child = children[children.length - n - 1];
interp.stack.push(child);
}
// 6
PopPushChild(edit, interp) {
const n = edit.n;
interp.pop();
const parent = interp.top(interp.stack);
const children = parent.childNodes;
const child = children[n];
interp.stack.push(child);
}
// 7
Pop(edit, interp) {
interp.pop();
}
// 8
AppendChild(edit, interp) {
console.log(interp.stack);
const child = interp.pop();
console.log(interp.stack);
interp.top().appendChild(child);
}
// 9
CreateTextNode(edit, interp) {
// interp.stack.push(document.createTextNode("asd"));
console.log(interp.stack);
interp.stack.push(document.createTextNode(edit.text));
console.log(interp.stack);
}
// 10
CreateElement(edit, interp) {
const tagName = edit.tag_name;
interp.stack.push(document.createElement(tagName));
}
// 11
NewEventListener(edit, interp) {
// todo!
const eventId = mem32[i++];
const eventType = interp.getCachedString(eventId);
const a = mem32[i++];
const b = mem32[i++];
const el = interp.top(interp.stack);
el.addEventListener(eventType, interp.eventHandler);
el[`dodrio-a-${eventType}`] = a;
el[`dodrio-b-${eventType}`] = b;
}
// 12
UpdateEventListener(edit, interp) {
// todo!
const eventId = mem32[i++];
const eventType = interp.getCachedString(eventId);
const el = interp.top(interp.stack);
el[`dodrio-a-${eventType}`] = mem32[i++];
el[`dodrio-b-${eventType}`] = mem32[i++];
}
// 13
RemoveEventListener(edit, interp) {
// todo!
const eventId = mem32[i++];
const eventType = interp.getCachedString(eventId);
const el = interp.top(interp.stack);
el.removeEventListener(eventType, interp.eventHandler);
}
// 14
AddCachedString(edit, interp) {
// todo!
const pointer = mem32[i++];
const length = mem32[i++];
const id = mem32[i++];
const str = string(mem8, pointer, length);
interp.addCachedString(str, id);
}
// 15
DropCachedString(edit, interp) {
// todo!
const id = mem32[i++];
interp.dropCachedString(id);
}
// 16
CreateElementNS(edit, interp) {
// const tagNameId = mem32[i++];
// const tagName = interp.getCachedString(tagNameId);
// const nsId = mem32[i++];
// const ns = interp.getCachedString(nsId);
interp.stack.push(document.createElementNS(edit.ns, edit.tag_name));
}
// 17
SaveChildrenToTemporaries(edit, interp) {
// let temp = mem32[i++];
// const start = mem32[i++];
// const end = mem32[i++];
let temp = edit.temp;
const start = edit.start;
const end = edit.end;
const parent = interp.top(interp.stack);
const children = parent.childNodes;
for (let i = start; i < end; i++, interp) {
interp.temporaries[temp++] = children[i];
}
}
// 18
PushChild(edit, interp) {
const parent = interp.top(interp.stack);
// const n = mem32[i++];
const n = edit.n;
const child = parent.childNodes[n];
interp.stack.push(child);
}
// 19
PushTemporary(edit, interp) {
// const temp = mem32[i++];
const temp = edit.temp;
interp.stack.push(interp.temporaries[temp]);
}
// 20
InsertBefore(edit, interp) {
const before = interp.pop();
const after = interp.pop();
after.parentNode.insertBefore(before, after);
interp.stack.push(before);
}
// 21
PopPushReverseChild(edit, interp) {
// const n = mem32[i++];
const n = edit.n;
interp.pop();
const parent = interp.top(interp.stack);
const children = parent.childNodes;
const child = children[children.length - n - 1];
interp.stack.push(child);
}
// 22
RemoveChild(edit, interp) {
// const n = mem32[i++];
const n = edit.n;
const parent = interp.top(interp.stack);
const child = parent.childNodes[n];
child.remove();
}
// 23
SetClass(edit, interp) {
// const classId = mem32[i++];
const className = edit.class_name;
interp.top(interp.stack).className = className;
}
// 24
SaveTemplate(edit, interp) {
const id = mem32[i++];
const template = interp.top(interp.stack);
interp.saveTemplate(id, template.cloneNode(true));
}
// 25
PushTemplate(edit, interp) {
const id = mem32[i++];
const template = interp.getTemplate(id);
interp.stack.push(template.cloneNode(true));
}
}
const op_table = new OPTABLE();
const interpreter = new Interpreter(window.document.body);
function EditListReceived(rawEditList) {
let editList = JSON.parse(rawEditList);
editList.forEach(function (edit, index) {
op_table[edit.type](edit, interpreter);
});
}
external.invoke("initiate");
</script>
</html>