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stabilize dashboard card rendering to avoid constant article reloads

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markmental 2026-02-11 12:12:19 -05:00
commit c12952d4b2
1 changed files with 37 additions and 14 deletions
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49
data.js
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@ -147,16 +147,26 @@ function createCardElement(sim) {
return article;
}
function setTextIfChanged(element, nextValue) {
if (!element) return;
if (element.textContent !== nextValue) {
element.textContent = nextValue;
}
}
function updateCardElement(card, sim) {
card.querySelector('[data-role="title"]').textContent = sim.title;
card.querySelector('[data-role="idline"]').textContent = `sim-${sim.id} | ${sim.mode} | seed=${sim.seed}`;
card.querySelector('[data-role="progress"]').textContent = sim.progress;
card.querySelector('[data-role="scoreboard"]').textContent = sim.scoreboard;
card.querySelector('[data-role="outcome"]').textContent = sim.outcome;
setTextIfChanged(card.querySelector('[data-role="title"]'), sim.title);
setTextIfChanged(card.querySelector('[data-role="idline"]'), `sim-${sim.id} | ${sim.mode} | seed=${sim.seed}`);
setTextIfChanged(card.querySelector('[data-role="progress"]'), sim.progress);
setTextIfChanged(card.querySelector('[data-role="scoreboard"]'), sim.scoreboard);
setTextIfChanged(card.querySelector('[data-role="outcome"]'), sim.outcome);
const pill = card.querySelector('[data-role="pill"]');
pill.className = `pill ${sim.status}`;
pill.textContent = sim.status;
const nextPillClass = `pill ${sim.status}`;
if (pill.className !== nextPillClass) {
pill.className = nextPillClass;
}
setTextIfChanged(pill, sim.status);
if (card.dataset.status !== sim.status) {
card.dataset.status = sim.status;
@ -169,33 +179,46 @@ function renderDashboard() {
if (!root) return;
if (state.simulations.length === 0) {
for (const card of root.querySelectorAll("article.card")) {
card.remove();
}
if (!$("dashboardEmpty")) {
root.innerHTML = `<div class="empty" id="dashboardEmpty">No simulation instances yet. Create one to start the web simulation flow.</div>`;
}
return;
}
const emptyNode = $("dashboardEmpty");
if (emptyNode) {
emptyNode.remove();
}
const existingCards = new Map(
[...root.querySelectorAll("article.card")].map((card) => [Number(card.dataset.id), card]),
);
const activeIds = new Set(state.simulations.map((sim) => sim.id));
const fragment = document.createDocumentFragment();
for (const sim of state.simulations) {
for (let index = 0; index < state.simulations.length; index += 1) {
const sim = state.simulations[index];
let card = existingCards.get(sim.id);
if (!card) {
card = createCardElement(sim);
root.appendChild(card);
}
updateCardElement(card, sim);
fragment.appendChild(card);
if (root.children[index] !== card) {
root.insertBefore(card, root.children[index] || null);
}
}
for (const [id, card] of existingCards.entries()) {
if (!activeIds.has(id) && card.parentElement === root) {
if (!activeIds.has(id)) {
card.remove();
}
}
root.replaceChildren(fragment);
}
function renderStats() {