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feat(frontend): finish fundamentals reference rails

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dennisthiessen
2026-07-23 10:59:50 +02:00
parent 480baf762f
commit 71d21a45b6
3 changed files with 207 additions and 135 deletions
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frontend/src/dev/harness.tsx
+14 -3
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@@ -11,6 +11,17 @@ function h(period: string, value: number | null) {
}
const P = ['2025-06-30', '2025-09-30', '2025-12-31', '2026-03-28'];
function dateFromToday(days: number): string {
const date = new Date();
date.setHours(12, 0, 0, 0);
date.setDate(date.getDate() + days);
return [
date.getFullYear(),
String(date.getMonth() + 1).padStart(2, '0'),
String(date.getDate()).padStart(2, '0'),
].join('-');
}
function metric(key: string, value: number | null, hist: (number | null)[],
industry: MetricItem['industry'] = null): MetricItem {
return {
@@ -30,7 +41,7 @@ const legacy = {
const full: FundamentalResponse = {
symbol: 'AAPL', ...legacy,
earnings: {
next: { date: '2026-08-03', session: 'amc', days_until: 12 },
next: { date: dateFromToday(12), session: 'amc', days_until: 12 },
recent: [
{ announce_date: '2025-08-01', period_end: '2025-06-30', eps_estimate: 1.4, eps_actual: 1.6, surprise_pct: 14.3 },
{ announce_date: '2025-11-01', period_end: '2025-09-30', eps_estimate: 1.7, eps_actual: 1.9, surprise_pct: 11.8 },
@@ -44,7 +55,7 @@ const full: FundamentalResponse = {
metric('operating_margin', 32, [30, 31, 31, 32], ind(22, 88)),
metric('fcf_margin', 28, [24, 25, 27, 28], ind(18, 80)),
metric('net_debt', 16.2e9, [46e9, 44e9, 24e9, 16.2e9], null),
metric('net_debt_to_ebitda', 1.4, [0.3, 0.3, 0.2, 0.1], ind(2.1, 68)),
metric('net_debt_to_ebitda', 1.4, [1.9, 1.7, 1.5, 1.4], ind(2.1, 68)),
metric('share_count_change_yoy', -1.7, [-2.4, -2.2, -2.3, -1.7], null),
],
valuation: {
@@ -64,7 +75,7 @@ const full: FundamentalResponse = {
const partial: FundamentalResponse = {
symbol: 'NEWCO', ...legacy,
earnings: { next: { date: '2026-08-03', session: 'unknown', days_until: 0 }, recent: [] },
earnings: { next: { date: dateFromToday(0), session: 'unknown', days_until: 0 }, recent: [] },
metrics: [
metric('revenue_growth_yoy', 12, [null, 8, 10, 12], null),
metric('eps_growth_yoy', null, [null, null, null, null], null),