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// Tiny shared harness for challenge pages.
// Each page calls Challenge.init({id, instructions}) then Challenge.pass()/fail()
// based on its own listeners.
(function () {
const events = [];
const state = {
id: null,
verdict: "PENDING",
reason: [],
events,
details: [],
thresholds: {},
};
function render() {
const el = document.getElementById("__verdict");
if (!el) return;
el.textContent = state.verdict;
el.dataset.verdict = state.verdict;
el.style.background =
state.verdict === "PASS" ? "#1f7a1f" :
state.verdict === "FAIL" ? "#a11" :
state.verdict === "SKIP" ? "#76520b" :
state.verdict === "WARN" ? "#6b5d00" : "#444";
el.style.color = "#fff";
const r = document.getElementById("__reason");
if (r) r.textContent = state.reason.join("\n");
}
function log(name, detail) {
events.push({ t: performance.now(), name, ...detail });
if (events.length > 500) events.shift();
}
const Challenge = {
init({ id, instructions, thresholds = {} }) {
state.id = id;
state.thresholds = parseThresholds(thresholds);
document.title = `[${state.verdict}] ${id}`;
const root = document.body;
const bar = document.createElement("div");
bar.style.cssText =
"position:sticky;top:0;background:#111;color:#eee;padding:8px 12px;font:13px monospace;border-bottom:1px solid #333;z-index:9999";
bar.innerHTML = `
<b>${id}</b>
<span id="__verdict" style="margin-left:8px;padding:2px 8px;border-radius:4px;background:#444">PENDING</span>
<span style="margin-left:12px;opacity:.7">${instructions}</span>
<pre id="__reason" style="white-space:pre-wrap;margin:6px 0 0;color:#bbb;font:12px monospace"></pre>
`;
root.insertBefore(bar, root.firstChild);
window.__challenge = id;
window.__verdict = state.verdict;
window.__reason = state.reason;
window.__events = state.events;
render();
},
pass(...reasons) {
if (state.verdict === "FAIL") return; // sticky
state.verdict = "PASS";
state.reason.push(...reasons.map((r) => "✓ " + r));
window.__verdict = state.verdict;
document.title = `[PASS] ${state.id}`;
persist(); render();
},
fail(...reasons) {
state.verdict = "FAIL";
state.reason.push(...reasons.map((r) => "✗ " + r));
window.__verdict = state.verdict;
document.title = `[FAIL] ${state.id}`;
persist(); render();
},
skip(...reasons) {
if (state.verdict === "FAIL" || state.verdict === "PASS") return;
state.verdict = "SKIP";
state.reason.push(...reasons.map((r) => "↷ " + r));
window.__verdict = state.verdict;
document.title = `[SKIP] ${state.id}`;
persist(); render();
},
warn(...reasons) {
if (state.verdict === "FAIL" || state.verdict === "PASS") return;
state.verdict = "WARN";
state.reason.push(...reasons.map((r) => "! " + r));
window.__verdict = state.verdict;
document.title = `[WARN] ${state.id}`;
persist(); render();
},
partial({ name, pass, reason, data }) {
state.details.push({ name, pass: !!pass, reason: reason || "", data });
log("partial", { name, pass: !!pass, reason, data });
persist(); render();
return !!pass;
},
finishPartials() {
const failed = state.details.filter(d => !d.pass);
if (failed.length) Challenge.fail(...failed.map(d => `${d.name}: ${d.reason || "failed"}`));
else Challenge.pass(...state.details.map(d => `${d.name}: ok`));
},
getThreshold(name, fallback) {
return Object.prototype.hasOwnProperty.call(state.thresholds, name) ? state.thresholds[name] : fallback;
},
log,
state,
};
function persist() {
try {
localStorage.setItem(
"pi-chrome-suite:" + state.id,
JSON.stringify({ id: state.id, verdict: state.verdict, reason: state.reason, details: state.details, thresholds: state.thresholds, events: state.events.slice(-50), ts: Date.now() })
);
} catch {}
}
function parseThresholds(defaults) {
const out = { ...defaults };
try {
const qs = new URLSearchParams(location.search);
for (const [k, v] of qs) {
if (!k.startsWith("threshold.")) continue;
const key = k.slice("threshold.".length);
const num = Number(v);
out[key] = Number.isFinite(num) ? num : v;
}
} catch {}
return out;
}
window.Challenge = Challenge;
})();
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