First commit, done on M6 from the PLAN.MD
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gauvainboiche
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// Quarterly budget ledger: a two-page accounting book. The left page sets sector
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// budgets, the right page sets tax rates and shows the Treasury summary and a
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// four-quarter projection. Nothing is applied until the player signs.
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import { t, fmt, getLang } from "../i18n/i18n.js";
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import {
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previewBudget, setBudget, confirmBudget, qualityFromRatio, taxRevenue, TAX_IDS,
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} from "../engine/index.js";
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import { $ } from "./desk.js";
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const ALLOC_STEP = 0.05;
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const TAX_STEP = 0.5;
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// Projection rows: label key, field on the summary, digits, suffix
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const PROJ_ROWS = [
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["econ.debt", (p) => p.debtRatio, 1, ""],
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["econ.deficit", (p) => p.deficit, 1, ""],
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["econ.growth", (p) => p.growth, 1, ""],
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["econ.unemployment", (p) => p.unemployment, 1, ""],
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["ind.opinion", (p) => p.indicators.opinion, 0, ""],
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["ind.stability", (p) => p.indicators.stability, 0, ""],
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["ind.economy", (p) => p.indicators.economy, 0, ""],
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];
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export function createLedger(root, scenario, { onConfirm }) {
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let openKey = null;
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let ctx = null; // { state, bal }
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let draft = null;
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let base = null;
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let queued = false;
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const sectorIds = (state) => Object.keys(state.sectors);
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function open(state, bal) {
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ctx = { state, bal };
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base = {
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alloc: Object.fromEntries(Object.entries(state.sectors).map(([id, s]) => [id, s.alloc])),
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taxes: { ...state.economy.taxes },
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};
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draft = structuredClone(base);
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const allocMax = Math.min(bal.limits.allocMaxRatio, bal.limits.sliderMaxRatio);
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const sectorRows = sectorIds(state).map((id) => {
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const s = state.sectors[id];
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const max = Math.max(s.need * allocMax, s.alloc);
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return `
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<div class="lrow" data-sector="${id}">
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<label class="lrow__name" for="alloc-${id}" title="${t("sector." + id)}">${t("sector." + id)}</label>
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<span class="lrow__ctl">
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<input type="range" id="alloc-${id}" min="0" max="${max}" step="${ALLOC_STEP}" value="${s.alloc}">
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<i class="lrow__tick" style="left:${(s.need / max) * 100}%"></i>
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</span>
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<output class="lrow__val"></output>
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<span class="lrow__q"></span>
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</div>`;
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}).join("");
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const taxRows = TAX_IDS.map((id) => {
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const max = bal.tax[id].peak * bal.limits.taxMaxFactorOfPeak;
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return `
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<div class="lrow lrow--tax" data-tax="${id}">
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<label class="lrow__name" for="tax-${id}">${t("tax." + id)}</label>
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<span class="lrow__ctl">
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<input type="range" id="tax-${id}" min="0" max="${max}" step="${TAX_STEP}" value="${state.economy.taxes[id]}">
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<i class="lrow__tick" style="left:${(bal.tax[id].peak / max) * 100}%"></i>
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</span>
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<output class="lrow__val"></output>
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<span class="lrow__yield"></span>
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</div>`;
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}).join("");
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root.innerHTML = `
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<div class="ledger__book">
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<article class="ledger__page ledger__page--left">
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<h2>${t("ledger.title")}</h2>
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<p class="ledger__sub">${t("ledger.spending")}. ${t("ledger.spendingHint")}</p>
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<div class="ledger__rows">${sectorRows}</div>
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<footer class="ledger__total">${t("ledger.totalAlloc")} <b data-total></b></footer>
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</article>
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<article class="ledger__page ledger__page--right">
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<h2>${t("ledger.revenue")}</h2>
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<p class="ledger__sub">${t("ledger.revenueHint")}</p>
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<div class="ledger__rows">${taxRows}</div>
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<h3>${t("ledger.summary")}</h3>
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<dl class="sum" data-summary></dl>
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<h3>${t("ledger.projection")}</h3>
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<table class="proj"><thead></thead><tbody></tbody></table>
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<footer class="ledger__actions">
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<button class="brass" data-act="reset">${t("ledger.reset")}</button>
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<button class="brass brass--wide" data-act="confirm">${t("ledger.confirm")}</button>
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</footer>
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<p class="ledger__error" data-error hidden>${t("ledger.error")}</p>
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</article>
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</div>`;
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root.hidden = false;
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refresh();
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}
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function close() {
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root.hidden = true;
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root.innerHTML = "";
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openKey = null;
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ctx = null;
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}
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// Cheap parts (values next to sliders) run immediately; the preview is coalesced per frame.
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function refresh() {
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const { state, bal } = ctx;
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let total = 0;
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for (const id of sectorIds(state)) {
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const s = state.sectors[id];
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const v = draft.alloc[id];
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total += v;
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const row = $(root, `[data-sector="${id}"]`);
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$(row, ".lrow__val").textContent = fmt(v, 2);
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const target = qualityFromRatio(v / s.need, bal);
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const diff = target - s.quality;
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const q = $(row, ".lrow__q");
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q.textContent = diff > 1 ? "▲" : diff < -1 ? "▼" : "=";
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q.className = `lrow__q ${diff > 1 ? "up" : diff < -1 ? "down" : "flat"}`;
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q.title = t("ledger.quality", { now: Math.round(s.quality), target: Math.round(target) });
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row.classList.toggle("is-changed", Math.abs(v - base.alloc[id]) > 1e-9);
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}
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$(root, "[data-total]").textContent = `${fmt(total, 2)} %`;
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for (const id of TAX_IDS) {
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const row = $(root, `[data-tax="${id}"]`);
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$(row, ".lrow__val").textContent = `${fmt(draft.taxes[id], 1)} %`;
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$(row, ".lrow__yield").textContent = t("ledger.yield", { n: fmt(taxRevenue(id, draft.taxes[id], bal), 1) });
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row.classList.toggle("is-changed", Math.abs(draft.taxes[id] - base.taxes[id]) > 1e-9);
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}
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if (!queued) {
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queued = true;
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requestAnimationFrame(() => {
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queued = false;
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if (ctx) renderPreview();
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});
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}
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}
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function renderPreview() {
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const { state, bal } = ctx;
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const pv = previewBudget(state, bal, draft);
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if (!pv.ok) return;
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const f = pv.fiscal;
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const gdp = state.economy.gdp;
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const bn = (pct) => fmt(Math.abs((pct / 100) * gdp), 1);
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const balance = -f.deficit; // positive = surplus
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$(root, "[data-summary]").innerHTML = `
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<dt>${t("ledger.sumRevenue")}</dt><dd>${fmt(f.revenue, 1)} %</dd>
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<dt>${t("ledger.sumSectors")}</dt><dd>${fmt(f.allocTotal, 1)} %</dd>
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<dt>${t("ledger.sumInterest")}</dt><dd>${fmt(f.interest, 1)} %</dd>
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<dt>${t("ledger.sumSpending")}</dt><dd>${fmt(f.spending, 1)} %</dd>
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<dt class="sum__balance ${balance >= 0 ? "good" : "bad"}">${t(balance >= 0 ? "ledger.sumSurplus" : "ledger.sumDeficit")}</dt>
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<dd class="sum__balance ${balance >= 0 ? "good" : "bad"}">${fmt(Math.abs(balance), 1)} %
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<small>${t("ledger.perYear", { n: bn(balance), currency: scenario.currency })}</small></dd>`;
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const months = (i) => (i === 0 ? t("ledger.now") : t("ledger.months", { n: i * 3 }));
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$(root, ".proj thead").innerHTML = `<tr><th></th>${pv.points.map((_, i) => `<th>${months(i)}</th>`).join("")}</tr>`;
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$(root, ".proj tbody").innerHTML = PROJ_ROWS.map(([label, get, digits, suffix]) =>
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`<tr><th>${t(label)}</th>${pv.points.map((p) => `<td>${fmt(get(p), digits)}${suffix}</td>`).join("")}</tr>`).join("");
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}
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function syncSliders() {
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for (const id of sectorIds(ctx.state)) $(root, `#alloc-${id}`).value = draft.alloc[id];
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for (const id of TAX_IDS) $(root, `#tax-${id}`).value = draft.taxes[id];
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}
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root.addEventListener("input", (e) => {
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const input = e.target;
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if (!ctx || input.type !== "range") return;
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const v = Number(input.value);
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if (input.id.startsWith("alloc-")) draft.alloc[input.id.slice(6)] = v;
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else if (input.id.startsWith("tax-")) draft.taxes[input.id.slice(4)] = v;
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refresh();
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});
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root.addEventListener("click", (e) => {
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const b = e.target.closest("button[data-act]");
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if (!b || !ctx) return;
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if (b.dataset.act === "reset") {
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draft = structuredClone(base);
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syncSliders();
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refresh();
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} else {
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const { state, bal } = ctx;
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const res = setBudget(state, bal, draft);
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if (!res.ok) {
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$(root, "[data-error]").hidden = false;
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return;
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}
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confirmBudget(state);
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close();
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onConfirm();
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}
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});
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function update(state, bal) {
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if (!(state.pending.review && !state.pending.profile && !state.over)) {
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if (openKey !== null) close();
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return;
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}
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const key = `${state.day}:${getLang()}`;
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if (key !== openKey) {
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openKey = key;
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open(state, bal);
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}
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}
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return { update };
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}
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