init

utils/format.js

@@ -0,0 +1,41 @@
+export function formatMoney(cent) {
+	if (!cent && cent !== 0) return '¥0'
+	const yuan = cent / 100
+	return `¥${yuan.toFixed(yuan % 1 === 0 ? 0 : 2)}`
+}
+
+export function formatPercent(value, decimals = 0) {
+	if (!value && value !== 0) return '0%'
+	return `${(value * 100).toFixed(decimals)}%`
+}
+
+export function formatNumber(num) {
+	if (!num && num !== 0) return '0'
+	return num.toLocaleString()
+}
+
+export function formatChange(current, previous) {
+	if (!previous) return { text: '', class: '' }
+	
+	const diff = current - previous
+	const percent = Math.round((diff / previous) * 100)
+	
+	if (diff < 0) {
+		return {
+			text: `较昨日 ${diff}`,
+			class: 'change-down',
+			percent: `${percent}%`
+		}
+	} else if (diff > 0) {
+		return {
+			text: `较昨日 +${diff}`,
+			class: 'change-up',
+			percent: `+${percent}%`
+		}
+	}
+	return {
+		text: '与昨日持平',
+		class: 'change-same',
+		percent: '0%'
+	}
+}