CaIon
80 lines
2.0 KiB
TypeScript
Vendored
80 lines
2.0 KiB
TypeScript
Vendored
import { DEFAULT_DISCOUNT_RATE } from '../constants'
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// ============================================================================
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// Wallet-specific Formatting Functions
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// ============================================================================
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/**
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* Format Creem price with currency symbol (USD/EUR)
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*/
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export function formatCreemPrice(
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price: number,
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currency: 'USD' | 'EUR'
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): string {
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const symbol = currency === 'EUR' ? '€' : '$'
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return `${symbol}${price.toFixed(2)}`
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}
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/**
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* Format large quota numbers with K/M suffix
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*/
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export function formatQuotaShort(quota: number): string {
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if (quota >= 1000000) {
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return `${(quota / 1000000).toFixed(1)}M`
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}
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if (quota >= 1000) {
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return `${(quota / 1000).toFixed(1)}K`
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}
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return quota.toString()
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}
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/**
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* Format currency amount that is already in local currency.
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* This is used for payment amounts that have been calculated via priceRatio.
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*/
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export function formatCurrency(amount: number | string): string {
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const numeric =
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typeof amount === 'number' ? amount : Number.parseFloat(String(amount))
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if (!Number.isFinite(numeric)) return '-'
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return new Intl.NumberFormat(undefined, {
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minimumFractionDigits: 0,
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maximumFractionDigits: Math.abs(numeric) >= 1 ? 2 : 4,
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}).format(numeric)
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}
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/**
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* Get discount label for display (e.g., "20% OFF")
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*/
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export function getDiscountLabel(discount: number): string {
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if (discount >= DEFAULT_DISCOUNT_RATE) {
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return ''
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}
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const off = Math.round((1 - discount) * 100)
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return `${off}% OFF`
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}
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/**
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* Calculate pricing details for a preset amount
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*/
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export function calculatePresetPricing(
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presetValue: number,
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priceRatio: number,
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discount: number,
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usdExchangeRate: number = 1
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) {
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const originalPrice = presetValue * priceRatio
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const actualPrice = originalPrice * discount
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const savedAmount = originalPrice - actualPrice
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const hasDiscount = discount < 1.0
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const displayValue = presetValue * usdExchangeRate
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return {
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displayValue,
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originalPrice,
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actualPrice,
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savedAmount,
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hasDiscount,
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}
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}
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