taler-ios

iOS apps for GNU Taler (wallet)
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OIMviews.swift (4343B)

      1 /*
      2  * This file is part of GNU Taler, ©2022-25 Taler Systems S.A.
      3  * See LICENSE.md
      4  */
      5 /**
      6  * @author Marc Stibane
      7  */
      8 import SwiftUI
      9 import taler_swift
     10 
     11 let OIMbuttonSize = 80.0
     12 let OIMactionSize = 120.0
     13 
     14 let OIMACTION = "OIMaction"         // Position: trailing edge of the title row
     15 let OIMACTION2 = "OIMaction2"       // currently unused
     16 let OIMNUMBER = "OIMnumber"         // center-top
     17 let OIMCHEST = "OIMchest"           // middle
     18 let OIMBACK = "OIMback"             // Back Button, QR
     19 let OIMLINE = "OIMline"             // unused, middle, OIMlineView
     20 let OIMSIDE = "OIMside"             // trailing-center, money (history)
     21 
     22 // MARK: -
     23 struct OIMnavBack<Content: View>: View {
     24     let stack: CallStack
     25     let chest: String
     26     let type: OIMactions
     27     let isFinal: Bool                   // bordered action button
     28     let isSending: Bool                 // move action button
     29     let action: (() -> Void)?
     30     let actDisabled: Bool
     31     var content: () -> Content
     32 
     33     @Environment(\.dismiss) var dismiss     // pop back once
     34     @EnvironmentObject private var wrapper: NamespaceWrapper
     35 
     36     var body: some View {
     37         OIMbackground() {
     38             ZStack(alignment: .top) {
     39                 content()
     40                 VStack {
     41                     HStack {    // top: chest <-> action
     42                         OIMbalanceButton(isOpen: true, chest: chest, isFinal: false) {
     43                             var transaction = Transaction()
     44                             transaction.disablesAnimations = true           // doesn't work with NavigationView
     45                             withTransaction(transaction) {
     46                                 dismiss()
     47                             }
     48 //                            withAnimation(nil) {  doesn't work either
     49 //                                dismiss()
     50 //                            }
     51                         }
     52                             .frame(width: OIMbuttonSize, height: OIMbuttonSize)
     53                         Spacer()
     54                         OIMactionButton(type: type,
     55                                      isFinal: isFinal,
     56                                       action: actDisabled ? nil : action)
     57                             .frame(width: OIMactionSize, height: OIMbuttonSize)
     58                             .matchedGeometryEffect(id: isSending ? OIMACTION : OIMACTION2,
     59                                                    in: wrapper.namespace, isSource: false)
     60                     }
     61                 }
     62 //                .border(.blue)
     63             }
     64         }
     65     }
     66 }
     67 // MARK: -
     68 struct OIMtitleView: View {
     69     let cash: OIMcash
     70     let amount: Amount?
     71     let history: Bool
     72     let secondAmount: Amount?
     73 
     74     @EnvironmentObject private var wrapper: NamespaceWrapper
     75 
     76     var body: some View {
     77         let chest = cash.currency.chest
     78         HStack(alignment: .top) {
     79             // invisible - source where the selected balance chest (target) moves to
     80             OIMbalanceButton(isOpen: true, chest: chest, isFinal: false) {}
     81                 .frame(width: OIMbuttonSize, height: history ? OIMbuttonSize / 2 : OIMbuttonSize)
     82                 .disabled(true)
     83                 .opacity(INVISIBLE)
     84                 .matchedGeometryEffect(id: OIMNUMBER, in: wrapper.namespace, isSource: true)
     85                 .accessibilityHidden(true)
     86 //                .border(.red)
     87             if history {
     88                 Spacer()
     89             }
     90             // balance
     91             OIMamountV(amount: amount, currencyName: cash.currency.currencyStr, factor: cash.currency.factor)
     92             if !history {
     93                 if let secondAmount {
     94                     Spacer()
     95                     // amountToSend
     96                     OIMamountV(amount: secondAmount, currencyName: cash.currency.currencyStr, factor: cash.currency.factor)
     97                 }
     98                 // invisible - source for money (target) flying out of and back in the open chest
     99                 // Position: trailing edge of the title row
    100                 OIMactionButton(type: .sendP2P, isFinal: false, action: nil)
    101                     .frame(width: OIMactionSize, height: OIMbuttonSize)
    102                     .disabled(true)
    103                     .opacity(INVISIBLE)
    104                     .matchedGeometryEffect(id: OIMACTION, in: wrapper.namespace, isSource: true)
    105                     .accessibilityHidden(true)
    106             }
    107         }
    108     }
    109 }