const svgns = "http://www.w3.org/2000/svg",
selectedClass = 'selected';
export default class Counter {
constructor(svg, container) {
this.svg = svg;
this.container = container;
}
dataSelector(troopNumber, allegiance) {
return `[data-number="${troopNumber}"][data-allegiance="${allegiance}"]`;
}
selector(troopNumber, allegiance) {
return `.counter${this.dataSelector(troopNumber, allegiance)}`;
}
position(x, y) {
return `g[data-x="${x}"][data-y="${y}"]`;
}
counterPosition(x, y) {
return `.counter[data-x="${x}"][data-x="${y}"]`;
}
traceSelector(troopNumber, allegiance) {
return `polyline.move-trace${this.dataSelector(troopNumber, allegiance)}`;
}
getCounters() {
return this.svg.querySelectorAll(`.counter[data-allegiance][data-number]:not(.clone)`);
}
getClones(al, n) {
return this.svg.querySelectorAll(`.counter.clone[data-allegiance="${al}"][data-number="${n}"]`);
}
getCounter(al, n) {
return this.svg.querySelector(`.counter[data-allegiance="${al}"][data-number="${n}"]:not(.clone)`);
}
getCounterAndClones(al, n) {
return this.svg.querySelectorAll(`.counter[data-allegiance="${al}"][data-number="${n}"]`);
}
getTrace({ dataset: { allegiance, number } }) {
return this.svg.querySelector(this.traceSelector(number, allegiance));
}
getCellPosition(cell) {
let pt = new DOMPoint(0, 0),
transform = getComputedStyle(cell).transform.match(/-?\d+\.?\d*/g),
mtx = new DOMMatrix(transform);
pt = pt.matrixTransform(mtx);
transform = getComputedStyle(cell.parentElement).transform.match(/-?\d+\.?\d*/g);
mtx = new DOMMatrix(transform);
pt = pt.matrixTransform(mtx);
return pt;
}
// pointerOver(e) {
// const { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
// cp = this.svg.querySelector(`#clip-path-${troopAllegiance}-${troopNumber}`);
// if (cp) {
// cp.style.display = 'none';
// }
// }
// pointerOut(e) {
// let { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
// cp = this.svg.querySelector(`#clip-path-${troopAllegiance}-${troopNumber}`);
// if (cp) {
// let isVisible =
// document
// .getElementById('toggle-firing-arc-vis')
// .querySelector(`input[data-allegiance="${troopAllegiance}"]`)
// .checked;
// cp.style.display = isVisible ? 'none' : '';
// }
// }
click(e) {
if (e.target.classList.contains(selectedClass)) {
e.stopPropagation();
let { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
if (trace) {
let points = trace.getAttribute('points').split(' '),
[clonePosX, clonePosY] = points.at(-2).split(',').map(p => parseFloat(p)),
{ clone } = Array
.from(this.getClones(troopAllegiance, troopNumber))
.map(c => { return { clone: c, pos: this.getCellPosition(c.parentElement) }})
.find(({ pos: { x, y }}) => x == clonePosX && y == clonePosY);
points.pop();
if (points.length >= 2) {
trace.setAttributeNS(null, 'points', points.join(' '));
} else {
trace.remove();
}
let sl = this.svg.querySelector('.sight-line');
if (sl) {
this.container.sightLine.update(clone, this.getCellPosition(clone.parentElement));
} else {
this.container.sightLine.draw(e.target.parentElement, clone.parentElement);
}
const proneCounter = e.target.parentElement.querySelector('[href="#counter-prone"]');
if (proneCounter) {
proneCounter.remove();
}
this.container.proneFlagCallback(!!clone.parentElement.querySelector('[href="#counter-prone"]'));
clone.parentElement.appendChild(e.target);
clone.remove();
}
} else {
e.stopPropagation();
this.select(e.target);
}
}
clickClone(e) {
e.stopPropagation();
let { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
pos = this.getCellPosition(e.target.parentElement);
if (this.isSelected(troopNumber, troopAllegiance)) {
let trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance)),
points = trace.getAttribute('points').split(' ');
if (`${pos.x},${pos.y}` == points.at(0)) {
const counter = this.getCounter(troopAllegiance, troopNumber),
lockedSl = this.svg.querySelector('.sight-line:not(.active)');
if (!lockedSl) {
this.container.sightLine.clear();
} else {
this.container.sightLine.update(e.target, this.container.getCellPosition(e.target.parentElement));
}
this.container.proneFlagCallback(!!e.target.parentElement.querySelector('[href="#counter-prone"]'));
e.target.parentElement.appendChild(counter);
e.target.remove();
this.removeClones(counter);
trace.remove();
} else {
const proneCounter = e.target.parentElement.querySelector('[href="#counter-prone"]');
if (proneCounter) {
proneCounter.remove();
}
points = points.filter(p => p != `${pos.x},${pos.y}`).join(' ');
trace.setAttributeNS(null, 'points', points);
e.target.remove();
}
}
}
dblClick(e) {
if (e.target.classList.contains(selectedClass)) {
let { troopNumber, troopAllegiance } = e.target.dataset,
trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
if (!trace) {
e.target.remove();
this.svg.querySelectorAll(`#firing-arcs ${this.dataSelector(troopNumber, troopAllegiance)}`).forEach(el => el.remove());
}
}
}
select({ dataset: { allegiance, number }}) {
this.unSelect();
let counter = this.getCounter(allegiance, number);
if (counter) {
this.container.placing.push(counter);
counter.classList.add(selectedClass);
let existingArcs = this.container.getExistingArcs(allegiance, number);
existingArcs.forEach(el => el.removeAttribute('clip-path'));
this.container.selectCallback({ prone: this.hasProne(counter), ...counter.dataset });
}
}
unSelect() {
let selected = this.container.getSelected();
this.container.placing = [];
if (selected) {
let { troopNumber, troopAllegiance } = selected.dataset;
selected.classList.remove(selectedClass);
selected.removeAttribute('style');
this.container.sightLine.clear();
this
.svg
.querySelectorAll(`${this.selector(troopNumber, troopAllegiance)}.clone`)
.forEach(el => el.removeAttribute('style'));
}
this.container.clipFiringArcs();
}
get(troopNumber, allegiance) {
return this.container.getCounter(allegiance, troopNumber);
}
getAt(x, y) {
return this.container.querySelector(`${counterPosition(x, y)}:not(.clone)`);
}
isSelected(troopNumber, allegiance) {
return this.container.svg.querySelector(`${this.selector(troopNumber, allegiance)}.${selectedClass}`) !== null;
}
place(point) {
const selected = this.container.getSelected(),
troopAllegiance = selected.dataset.allegiance,
troopNumber = selected.dataset.number;
let points,
counterNodeList = this.getCounterAndClones(troopAllegiance, troopNumber);
if (counterNodeList.length > 0 && selected.parentElement.hasAttribute('data-x')) {
let trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
let prevCoords = [
selected.parentElement.dataset.x,
selected.parentElement.parentElement.dataset.y
]
let clone = selected.cloneNode(true);
clone.classList.remove(selectedClass);
clone.classList.add('clone');
selected.dataset.previous = prevCoords;
selected.parentElement.appendChild(clone);
point.parentElement.appendChild(selected);
selected.childNodes.forEach(n => {
if (n.classList.contains('removed')) {
n.remove();
} else if ('preexisting' in n.dataset) {
delete n.dataset.preexisting;
}
});
let previous = this.getCellPosition(clone.parentElement),
current = this.getCellPosition(selected.parentElement);
if (!trace) {
trace = document.createElementNS(svgns, 'polyline');
points = `${previous.x},${previous.y} ${current.x},${current.y}`;
trace.dataset.number = troopNumber;
trace.dataset.allegiance = troopAllegiance;
trace.classList.add('move-trace');
this.container.getBoard().prepend(trace);
} else {
points = `${trace.getAttribute('points')} ${current.x},${current.y}`;
}
trace.setAttributeNS(null, 'points', points);
// clone.addEventListener('click', this.clickClone.bind(this));
} else {
selected.removeAttribute('data-x');
point.parentElement.appendChild(selected);
}
}
remove({ dataset: { troopNumber, troopAllegiance }}) {
this.container
.querySelectorAll(dataSelector(troopNumber, troopAllegiance))
.forEach(el => el.remove());
}
removeClones({ dataset: { allegiance, number }}) {
this.getClones(allegiance, number).forEach(el => {
el.remove()
});
}
endMove(el) {
const { number, allegiance } = el.dataset,
trace = this.svg.querySelector(this.traceSelector(number, allegiance)),
proneCounter = el.querySelector('[href="#counter-prone"]');
if (trace) {
trace.remove();
}
if (proneCounter) {
proneCounter.dataset.preexisting = '';
}
this.removeClones(el);
this.unSelect();
}
hasProne(counter) {
const isOnBoard = counter.parentElement.hasAttribute('data-x');
if (isOnBoard) {
return !!counter.querySelector('[href="#counter-prone"]');
}
return false;
}
toggleProne() {
const selected = this.container.getSelected(),
isOnBoard = selected && selected.parentElement.hasAttribute('data-x');
if (selected && isOnBoard) {
const proneCounter = selected.querySelector('[href="#counter-prone"]');
if (proneCounter) {
if ('preexisting' in proneCounter.dataset) {
proneCounter.classList.toggle('removed');
} else {
proneCounter.remove();
}
} else {
const counter = document.createElementNS(svgns, 'use');
counter.setAttributeNS(null, 'href', '#counter-prone');
selected.appendChild(counter);
}
}
}
}