alexandrev-tibco
49 lines
1.8 KiB
Swift
49 lines
1.8 KiB
Swift
import Foundation
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enum CurrencyFormatter {
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static func currentCurrencyCode() -> String {
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let context = CoreDataStack.shared.viewContext
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return AppSettings.getOrCreate(in: context).currency
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}
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static func locale(for currencyCode: String?) -> Locale {
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guard let currencyCode, !currencyCode.isEmpty else { return Locale.current }
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if let match = Locale.availableIdentifiers.first(where: {
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Locale(identifier: $0).currency?.identifier == currencyCode
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}) {
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return Locale(identifier: match)
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}
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return Locale.current
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}
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static func format(_ decimal: Decimal, style: NumberFormatter.Style = .currency, maximumFractionDigits: Int = 2) -> String {
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let formatter = NumberFormatter()
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formatter.numberStyle = style
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formatter.currencyCode = currentCurrencyCode()
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formatter.maximumFractionDigits = maximumFractionDigits
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return formatter.string(from: decimal as NSDecimalNumber) ?? "\(decimal)"
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}
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static func format(
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_ decimal: Decimal,
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currencyCode: String?,
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style: NumberFormatter.Style = .currency,
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maximumFractionDigits: Int = 2,
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preferredLocale: Locale? = nil
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) -> String {
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let formatter = NumberFormatter()
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formatter.numberStyle = style
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formatter.currencyCode = currencyCode ?? currentCurrencyCode()
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formatter.maximumFractionDigits = maximumFractionDigits
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formatter.locale = preferredLocale ?? locale(for: currencyCode)
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return formatter.string(from: decimal as NSDecimalNumber) ?? "\(decimal)"
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}
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static func symbol(for code: String) -> String {
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let formatter = NumberFormatter()
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formatter.numberStyle = .currency
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formatter.currencyCode = code
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return formatter.currencySymbol ?? code
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}
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}
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