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/*
* This file is part of GNU Taler, ©2022-23 Taler Systems S.A.
* See LICENSE.md
*/
import SwiftUI
import taler_swift
import SymLog
// Called when tapping "Deposit" in the exchanges list
struct DepositAmountV: View {
private let symLog = SymLogV(0)
let stack: CallStack
// let exchangeBaseUrl: String
let paytoUri: String?
let amountAvailable: Amount?
// @Binding var depositIBAN: String
// @Binding var accountHolder: String
@Binding var amountToTransfer: Amount
// let scopeInfo: ScopeInfo
@EnvironmentObject private var controller: Controller
@EnvironmentObject private var model: WalletModel
@Environment(\.colorScheme) private var colorScheme
@Environment(\.colorSchemeContrast) private var colorSchemeContrast
@AppStorage("minimalistic") var minimalistic: Bool = false
@State var prepareDepositResult: PrepareDepositResult? = nil
@State private var insufficient = false
@State private var feeAmount: Amount? = nil
@State private var feeStr: String = EMPTYSTRING
@State private var depositStarted = false
@State private var amountShortcut = Amount.zero(currency: EMPTYSTRING) // Update currency when used
@State private var exchange: Exchange? = nil // wg. noFees
private func fee(ppCheck: PrepareDepositResult?) -> Amount? {
do {
if let ppCheck {
// Outgoing: fee = effective - raw
feeAmount = try ppCheck.fees.coin + ppCheck.fees.wire + ppCheck.fees.refresh
return feeAmount
}
} catch {}
feeAmount = nil
return feeAmount
}
var feeLabel: String { feeStr.count > 0 ? String(localized: "+ \(feeStr) fee") : EMPTYSTRING }
private func feeIsNotZero() -> Bool? {
if let hasNoFees = exchange?.noFees {
if hasNoFees {
return nil // this exchange never has fees
}
}
return prepareDepositResult != nil ? (!(feeAmount?.isZero ?? false))
: false
}
private func buttonTitle(_ amount: Amount, _ currencyInfo: CurrencyInfo) -> String {
let amountWithCurrency = amount.string(currencyInfo, useSymbol: false)
return String(localized: "Deposit \(amountWithCurrency)", comment: "amount with currency")
}
private func subjectTitle(_ amount: Amount, _ currencyInfo: CurrencyInfo) -> String {
let amountStr = amount.string(currencyInfo)
return String(localized: "NavTitle_Deposit_AmountStr",
defaultValue: "Deposit", comment: "NavTitle: Deposit")
// defaultValue: "Deposit \(amountStr)", comment: "NavTitle: Deposit 'amountStr'")
}
var body: some View {
#if PRINT_CHANGES
let _ = Self._printChanges()
let _ = symLog.vlog() // just to get the # to compare it with .onAppear & onDisappear
#endif
if depositStarted {
LoadingView(scopeInfo: nil, message: "Depositing...")
.navigationBarBackButtonHidden(true)
.interactiveDismissDisabled() // can only use "Done" button to dismiss
// ViewState2.shared.popToRootView
} else {
let currency = amountToTransfer.currencyStr
let currencyInfo = controller.info(for: currency, controller.currencyTicker)
let currencySymbol = currencyInfo.specs.altUnitNames?[0] ?? currency
let navTitle = String(localized: "NavTitle_Deposit_Currency",
defaultValue: "Deposit \(currencySymbol)",
comment: "NavTitle: Deposit 'currencySymbol'")
let available = amountAvailable?.string(currencyInfo) ?? "an unknown amount"
let _ = print("available: \(available)")
let _ = symLog.log("currency: \(currency), available: \(available)")
let amountVoiceOver = amountToTransfer.string(currencyInfo)
let insufficientLabel = String(localized: "You don't have enough \(currency).")
let insufficientLabel2 = String(localized: "but you only have \(available) to deposit.")
let disabled = insufficient || amountToTransfer.isZero
ScrollView { VStack(alignment: .trailing) {
// Text("via \(exchange.exchangeBaseUrl.trimURL())")
// .multilineTextAlignment(.center)
// .talerFont(.body)
Text("Available:\t\(available)")
.talerFont(.title3)
.padding(.bottom, 2)
CurrencyInputView(amount: $amountToTransfer,
available: nil, // amountAvailable,
title: minimalistic ? String(localized: "Amount:")
: String(localized: "Amount to deposit:"),
shortcutAction: nil)
// .padding(.top)
Text(insufficient ? insufficientLabel
: feeLabel)
.talerFont(.body)
.foregroundColor(insufficient ? .red
: (feeAmount?.isZero ?? true) ? WalletColors().secondary(colorScheme, colorSchemeContrast)
: .red)
.padding(4)
Button(buttonTitle(amountToTransfer, currencyInfo)) {
if let paytoUri {
depositStarted = true // don't run twice
Task { // runs on MainActor
symLog.log("Deposit")
if let result = try? await model.createDepositGroupM(paytoUri, amount: amountToTransfer) {
symLog.log(result.transactionId)
ViewState2.shared.popToRootView(stack.push())
NotificationCenter.default.post(name: .TransactionDone, object: nil, userInfo: nil)
} else {
depositStarted = false
}
}
}
}
.buttonStyle(TalerButtonStyle(type: .prominent, disabled: disabled || depositStarted))
.disabled(disabled || depositStarted)
.accessibilityHint(disabled ? String(localized: "enabled when amount is non-zero, but not higher than your available amount") : EMPTYSTRING)
}.padding(.horizontal) } // ScrollVStack
.frame(maxWidth: .infinity, alignment: .leading)
// .scrollBounceBehavior(.basedOnSize) needs iOS 16.4
.background(WalletColors().backgroundColor.edgesIgnoringSafeArea(.all))
.navigationTitle(navTitle)
.onAppear {
DebugViewC.shared.setViewID(VIEW_DEPOSIT, stack: stack.push())
symLog.log("❗️ \(navTitle) onAppear")
}
.onDisappear {
symLog.log("❗️ \(navTitle) onDisappear")
}
.task(id: amountToTransfer.value) {
if let amountAvailable {
do {
insufficient = try amountToTransfer > amountAvailable
} catch {
print("Yikes❗️ insufficient failed❗️")
insufficient = true
}
if insufficient {
announce(this: "\(amountVoiceOver), \(insufficientLabel2)")
feeStr = EMPTYSTRING
}
}
if !insufficient {
if amountToTransfer.isZero {
feeStr = EMPTYSTRING
prepareDepositResult = nil
} else if let paytoUri {
if let ppCheck = try? await model.prepareDepositM(paytoUri, amount: amountToTransfer) {
prepareDepositResult = ppCheck
if let feeAmount = fee(ppCheck: prepareDepositResult) {
feeStr = feeAmount.string(currencyInfo)
} else { feeStr = EMPTYSTRING }
announce(this: "\(amountVoiceOver), \(feeLabel)")
} else {
prepareDepositResult = nil
}
}
}
}
}
}
}
// MARK: -
#if DEBUG
#endif
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