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/*
* This file is part of GNU Taler
* (C) 2021 Taler Systems S.A.
*
* GNU Taler is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 3, or (at your option) any later version.
*
* GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
import SwiftUI
struct IdentifiedArray<T>: RandomAccessCollection {
struct Item {
var id: Int
var item: T
}
typealias Element = Item
typealias ItemArray = [Item]
typealias Index = ItemArray.Index
typealias SubSequence = IdentifiedArray<T>
typealias Indices = ItemArray.Indices
var items: ItemArray
var startIndex: ItemArray.Index {
get {
return items.startIndex
}
}
var endIndex: ItemArray.Index {
get {
return items.endIndex
}
}
subscript(position: ItemArray.Index) -> Element {
get {
return items[position]
}
set(value) {
items[position] = value
}
}
init(_ array: [T]) {
self.items = array.enumerated().map({ (index, element) in
return Item(id: index, item: element)
})
}
}
struct BalanceList: View {
var balances: IdentifiedArray<Balance>
var body: some View {
List(balances, id: \.id) { balance in
BalanceRow(balance: balance.item)
}
}
}
struct BalanceList_Previews: PreviewProvider {
static var previews: some View {
try! BalanceList(balances: IdentifiedArray<Balance>([
Balance(available: Amount(fromString: "USD:0.01"), pendingIncoming: Amount(fromString: "USD:0.02"), pendingOutgoing: Amount(fromString: "USD:0.03"), requiresUserInput: true),
Balance(available: Amount(fromString: "EUR:0.02"), pendingIncoming: Amount(fromString: "EUR:0.01"), pendingOutgoing: Amount(fromString: "EUR:0.03"), requiresUserInput: false)
]))
}
}
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