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82 lines
2.9 KiB
TypeScript
82 lines
2.9 KiB
TypeScript
// 数字 / 价格 / 涨跌幅 格式化(§6.0.2 等宽数字)
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export function fmtPrice(v: number | null | undefined, digits = 2): string {
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if (v == null || Number.isNaN(v)) return '—'
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return v.toFixed(digits)
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}
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export function fmtPct(v: number | null | undefined, digits = 2): string {
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if (v == null || Number.isNaN(v)) return '—'
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const sign = v > 0 ? '+' : ''
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return `${sign}${(v * 100).toFixed(digits)}%`
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}
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export function fmtVolume(v: number | null | undefined): string {
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if (v == null || Number.isNaN(v)) return '—'
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if (v >= 1e8) return `${(v / 1e8).toFixed(2)}亿`
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if (v >= 1e4) return `${(v / 1e4).toFixed(2)}万`
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return v.toFixed(0)
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}
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// A 股语义色:红涨绿跌 → 仅用于价格相关元素
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export function priceColorClass(v: number | null | undefined): string {
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if (v == null || Number.isNaN(v) || v === 0) return 'text-muted'
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return v > 0 ? 'text-bull' : 'text-bear'
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}
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export function fmtBigNum(v: number | null | undefined): string {
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if (v == null || Number.isNaN(v)) return '—'
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if (v >= 1_000_000_000_000) return `${(v / 1_000_000_000_000).toFixed(2)}万亿`
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if (v >= 100_000_000) return `${(v / 100_000_000).toFixed(2)}亿`
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if (v >= 10_000) return `${(v / 10_000).toFixed(0)}万`
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return v.toFixed(0)
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}
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export function fmtDate(s: string | Date | null | undefined): string {
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if (s == null) return '—'
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const d = typeof s === 'string' ? new Date(s) : s
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if (isNaN(d.getTime())) return String(s)
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return `${d.getFullYear()}-${String(d.getMonth() + 1).padStart(2, '0')}-${String(d.getDate()).padStart(2, '0')}`
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}
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// ===== Data 页面工具函数 =====
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export function formatNumber(n: number): string {
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if (n >= 100_000_000) return `${(n / 100_000_000).toFixed(1)}亿`
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if (n >= 10_000) return `${(n / 10_000).toFixed(1)}万`
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return n.toLocaleString()
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}
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export function formatDuration(seconds: number): string {
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if (seconds < 60) return `${seconds}s`
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const m = Math.floor(seconds / 60)
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const s = seconds % 60
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if (m < 60) return s > 0 ? `${m}m ${s}s` : `${m}m`
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const h = Math.floor(m / 60)
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const rm = m % 60
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return rm > 0 ? `${h}h ${rm}m` : `${h}h`
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}
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export function formatScheduleDatePart(iso: string): string {
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const d = new Date(iso)
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return `${String(d.getMonth() + 1).padStart(2, '0')}-${String(d.getDate()).padStart(2, '0')}`
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}
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export function formatScheduleTimePart(iso: string): string {
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const d = new Date(iso)
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return `${String(d.getHours()).padStart(2, '0')}:${String(d.getMinutes()).padStart(2, '0')}`
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}
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export function isToday(iso: string): boolean {
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const d = new Date(iso)
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const now = new Date()
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return d.getFullYear() === now.getFullYear()
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&& d.getMonth() === now.getMonth()
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&& d.getDate() === now.getDate()
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}
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export function formatLogTime(iso: string): string {
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const d = new Date(iso)
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return d.toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false })
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}
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