import FiringArc from './firingArc.js';
import SightLine from './sightLine.js';
import Counter from './counter.js';
const svgns = "http://www.w3.org/2000/svg";
export default class Game {
info;
placing = [];
#firingArcVisibility = {
davion: false,
liao: false
};
constructor(svg) {
this.svg = svg;
this.firingArc = new FiringArc(svg);
this.sightLine = new SightLine(svg);
this.counter = new Counter(svg);
this.setUpCells();
}
getCells() {
return this.svg.querySelectorAll('g[data-y] > g[data-x]');
}
getCell(x, y) {
return this.svg.querySelector(`g[data-y="${y}"] > g[data-x="${x}"]`);
}
getCellOccupant(cell) {
return cell.querySelector('.counter');
}
getCellContents(cell) {
return cell.querySelectorAll('*:not(use[href="#hex"])');
}
getHex(cell) {
return cell.querySelector('use[href="#hex"]');
}
getSelected() {
return this.svg.querySelector(`.counter.selected[data-allegiance][data-number]`);
}
getSightLine() {
return this.svg.querySelector('line.sight-line');
}
getExistingArcs(al, n) {
return this.svg.querySelectorAll(`#firing-arcs polygon[data-number="${n}"][data-allegiance="${al}"]`);
}
getUnclippedFiringArcs() {
return this.svg.querySelectorAll('#firing-arcs polygon:not([clip-path])');
}
getGridIndex({ parentElement: { dataset: { x }, parentElement: { dataset: { y }}}}) {
return { x, y };
}
getCounterAtGridIndex(x, y) {
return this.getCell(x, y).querySelector('.counter');
}
getBoard() {
return this.svg.querySelector('.board');
}
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;
}
/**
* @param {(count: [number]) => void} fn
*/
set distanceCallback(fn) {
this.sightLine.distanceCallback = fn;
}
endMove() {
const selected = this.getSelected();
if (selected) {
this.counter.endMove(selected);
this.unSelect();
}
}
select({ dataset: { allegiance, number } }) {
const counter = this.counter.getCounter(allegiance, number);
if (counter) {
this.unSelect();
this.placing.push(counter);
counter.classList.add(this.counter.selectedClass);
this.getExistingArcs(allegiance, number).forEach(el => el.removeAttribute('clip-path'));
this.selectCallback({ prone: this.counter.hasProne(counter), ...counter.dataset });
}
}
unSelect() {
const selected = this.getSelected();
if (selected) {
this.placing = [];
this.getSelected().classList.remove(this.counter.selectedClass);
this.sightLine.clear();
this.clipFiringArcs();
}
}
endTurn(allegiance) {
const selector = `#firing-arcs [data-allegiance="${allegiance}"]`;
this.svg.querySelectorAll(selector).forEach(el => el.remove());
}
toggleProne() {
const selected = this.getSelected(),
isOnBoard = selected && selected.parentElement.hasAttribute('data-x');
if (selected && isOnBoard) {
this.counter.toggleProne(selected);
}
}
toggleFiringArcVisibility(allegiance) {
const vis = this.#firingArcVisibility[allegiance],
clipPaths = this.svg.querySelectorAll(`clipPath[data-allegiance="${allegiance}"]`);
clipPaths.forEach(cp => cp.style.display = !vis ? 'none' : '');
this.#firingArcVisibility[allegiance] = !vis;
}
clipFiringArcs() {
let unclipped = this.getUnclippedFiringArcs();
unclipped.forEach(el => {
const { number, allegiance } = el.dataset,
clipPathId = `clip-path-${allegiance}-${number}`,
isVisible = this.#firingArcVisibility[allegiance];
if (isVisible) {
this.svg.querySelector(`#${clipPathId}`).style.display = 'none';
}
el.setAttributeNS(null, 'clip-path', `url(#${clipPathId})`);
});
}
setUpCells() {
this.getCells().forEach(cell => {
function isGrenade(el) {
return el && el.getAttribute('href') === '#counter-grenade';
}
function isClone(counter) {
const isClone = counter.classList.contains('clone'),
{ allegiance: clAl, number: clNum } = counter.dataset;
return {
of: function ({ dataset: { allegiance, number }}) {
return isClone && clAl == allegiance && clNum == number;
}
};
}
cell.addEventListener('click', e => {
const state = {
placing: this.placing,
hex: cell.querySelector('use[href="#hex"]'),
occupant: this.getCellOccupant(cell),
contents: this.getCellContents(cell)
};
console.log(state);
let toPlace = this.placing.pop();
if (isGrenade(toPlace)) {
state.hex.after(toPlace);
} else if (toPlace && !state.occupant) {
this.counter.place(toPlace, cell);
this.placing.push(toPlace);
const lockedSl = this.svg.querySelector('.sight-line:not(.active)');
if (!lockedSl) {
this.sightLine.clear();
} else {
this.sightLine.update(cell, this.getCellPosition(cell));
}
} else if (toPlace && state.occupant) {
if (toPlace === state.occupant) {
if ('previous' in toPlace.dataset) {
const trace = this.counter.getTrace(toPlace);
toPlace.remove();
toPlace = this.getCounterAtGridIndex(...toPlace.dataset.previous.split(','));
toPlace.classList.remove('clone');
toPlace.classList.add(this.counter.selectedClass);
if (!('previous' in toPlace.dataset)) {
trace.remove();
} else {
const points = trace.getAttribute('points').split(' ');
points.pop();
trace.setAttributeNS(null, 'points', points.join(' '));
}
this.placing.push(toPlace);
const lockedSl = this.svg.querySelector('.sight-line:not(.active)');
if (!lockedSl) {
this.sightLine.clear();
} else {
this.sightLine.update(toPlace.parentElement, this.getCellPosition(toPlace.parentElement));
}
} else {
this.unSelect();
}
} else if (!state.occupant.classList.contains('clone')) {
this.select(state.occupant);
} else {
if (isClone(state.occupant).of(toPlace)) {
if (!('previous' in state.occupant.dataset)) {
state.occupant.classList.remove('clone');
state.occupant.classList.add(this.counter.selectedClass);
toPlace.remove();
toPlace = state.occupant;
this.counter.removeClones(toPlace);
this.counter.getTrace(toPlace).remove();
const lockedSl = this.svg.querySelector('.sight-line:not(.active)');
if (!lockedSl) {
this.sightLine.clear();
} else {
this.sightLine.update(cell, this.getCellPosition(cell));
}
} else {
const index = this.getGridIndex(state.occupant),
trace = this.counter.getTrace(toPlace),
pos = this.getCellPosition(cell),
points = trace.getAttribute('points').split(' ').filter(p => p != `${pos.x},${pos.y}`).join(' ');;
let current = toPlace;
trace.setAttributeNS(null, 'points', points);
while (current.dataset.previous != `${index.x},${index.y}`) {
current = this.getCounterAtGridIndex(...current.dataset.previous.split(','));
}
current.dataset.previous = state.occupant.dataset.previous;
state.occupant.remove();
}
}
this.placing.push(toPlace);
}
} else if (!toPlace && state.occupant) {
this.select(state.occupant);
} else {
console.log('removing cell contents');
state.contents.forEach(el => el.remove());
}
});
cell.addEventListener('dblclick', e => {
const toPlace = this.placing.pop(),
occupant = this.getCellOccupant(cell);
if (toPlace && occupant && toPlace == occupant) {
const { number, allegiance } = toPlace.dataset,
selector = `[data-allegiance="${allegiance}"][data-number="${number}"]`;
this.svg.querySelectorAll(selector).forEach(el => el.remove());
}
});
// Logic for this event:
// If there's a locked sightline, unlock it. Otherwise, if there's an
// active sightline, lock it.
// There is an active sightline when there is a selected soldier, its
// counter is on the board, and the pointer is over a cell other than the
// one that counter occupies.
// There is a locked sightline when there is a selected soldier, its
// counter is on the board, and one cell has the 'sight-line-target' class.
cell.addEventListener('contextmenu', e => {
e.preventDefault();
let sl = this.svg.querySelector('.sight-line');
if (sl) {
sl.classList.toggle('active');
if (sl.classList.contains('active')) {
this.sightLine.clear();
} else {
cell.querySelector(`use[href="#hex"]`).classList.add('sight-line-target');
}
cell.dispatchEvent(new MouseEvent('pointerover'));
}
});
cell.addEventListener('pointerover', e => {
let selected = this.getSelected();
if (selected) {
let sl = this.svg.querySelector('.sight-line'),
isOnBoard = selected.parentElement.hasAttribute('data-x'),
sourceCell = selected.parentElement;
if (isOnBoard && (!sl || sl.classList.contains('active')) && sourceCell != cell) {
this.sightLine.draw(sourceCell, cell);
}
}
let occupant = this.getCellOccupant(cell);
if (occupant) {
const { number, allegiance } = occupant.dataset;
const cp = this.svg.querySelector(`#clip-path-${allegiance}-${number}`);
if (cp) {
cp.style.display = 'none';
}
}
});
cell.addEventListener('pointerout', e => {
let sl = this.svg.querySelector('.sight-line.active');
if (sl && sl.classList.contains('active')) {
this.sightLine.clear();
}
let occupant = this.getCellOccupant(cell);
if (occupant) {
let { number, allegiance } = occupant.dataset,
cp = this.svg.querySelector(`#clip-path-${allegiance}-${number}`);
if (cp) {
cp.style.display = this.#firingArcVisibility[allegiance] ? 'none' : '';
}
}
});
});
}
setFiringArc(size) {
const counter = this.getSelected(),
isOnBoard = counter => counter && counter.parentElement.hasAttribute('data-x');
if (isOnBoard(counter)) {
const { allegiance, number } = counter.dataset,
cellPosition = this.getCellPosition(counter.parentElement);
this.firingArc.set(size, allegiance, number, cellPosition);
}
}
setGrenade() {
let counter = document.createElementNS(svgns, 'use');
counter.setAttributeNS(null, 'href', '#counter-grenade');
this.placing.push(counter);
}
}