saikiranvella
81 lines
2.8 KiB
TypeScript
81 lines
2.8 KiB
TypeScript
/**
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* Verdict label helpers — convert long verdict strings to short display values
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* and derive CSS colour classes from emoji prefixes.
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*/
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/**
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* Converts a long verdict label into a short display string.
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* e.g. "🟢 BUY (High Conviction)" → "Strong"
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*/
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export function verdictShort(label: string | null | undefined): string {
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if (!label) return '—';
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if (label.includes('No Data')) return 'No Data';
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if (label.includes('High Conviction')) return 'Strong Buy';
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if (label.includes('Speculative')) return 'Speculative';
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if (label.includes('Momentum')) return 'Momentum';
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if (label.includes('BUY')) return 'Buy';
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if (label.includes('Efficient')) return 'Efficient';
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if (label.includes('Attractive')) return 'Attractive';
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if (label.includes('Neutral')) return 'Hold';
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if (label.includes('REJECT')) return 'Reject';
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if (label.includes('Avoid')) return 'Avoid';
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return label.replace(/[\u{1F7E2}\u{1F7E1}\u{1F534}]/u, '').trim();
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}
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/**
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* Returns a CSS colour class based on the verdict label content.
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*
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* Signal mapping:
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* 🟢 / High Conviction / Efficient / Attractive → green
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* 🟡 / Speculative / Momentum → yellow
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* Neutral / Hold / no signal → blue (calm, not alarming)
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* 🔴 / Avoid / Reject / REJECT → red
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*/
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export function vClass(
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label: string | null | undefined,
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): 'green' | 'yellow' | 'red' | 'blue' | 'gray' {
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if (!label) return 'gray';
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// Insufficient data is unknown, not a neutral opinion — render gray
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if (label.includes('No Data')) return 'gray';
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if (
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label.startsWith('🟢') ||
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label.includes('High Conviction') ||
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label.includes('Efficient') ||
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label.includes('Attractive')
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)
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return 'green';
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if (label.startsWith('🟡') || label.includes('Speculative') || label.includes('Momentum'))
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return 'yellow';
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if (
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label.startsWith('🔴') ||
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label.includes('Avoid') ||
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label.includes('Reject') ||
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label.includes('REJECT')
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)
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return 'red';
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if (label.includes('Neutral') || label.includes('Hold') || label.includes('BUY')) return 'blue';
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return 'gray';
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}
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/**
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* Returns a CSS colour class for a portfolio advice string based on its emoji prefix.
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* 🟢 → 'green', 🟡 → 'yellow', 🟠 → 'orange', 🔴 → 'red', else 'gray'.
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*/
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export function advClass(
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advice: string | null | undefined,
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): 'green' | 'yellow' | 'orange' | 'red' | 'gray' {
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if (advice?.includes('🟢')) return 'green';
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if (advice?.includes('🟡')) return 'yellow';
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if (advice?.includes('🟠')) return 'orange';
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if (advice?.includes('🔴')) return 'red';
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return 'gray';
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}
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/**
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* Returns 'green' for non-negative G/L percentage, 'red' otherwise.
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* Accepts string (e.g. "12.5") or number.
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*/
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export function glClass(pct: string | number | null | undefined): 'green' | 'red' {
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return parseFloat(String(pct ?? 0)) >= 0 ? 'green' : 'red';
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}
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