Files
damus/damus/Components/ZapButton.swift
Bryan Montz 638052492d Add accessibility labels to EventActionBar
Changelog-Added: Add accessibility labels to action bar
Closes: #530
2023-02-06 10:06:50 -08:00

132 lines
3.9 KiB
Swift

//
// ZapButton.swift
// damus
//
// Created by William Casarin on 2023-01-17.
//
import SwiftUI
struct ZapButton: View {
let damus_state: DamusState
let event: NostrEvent
let lnurl: String
@ObservedObject var bar: ActionBarModel
@State var zapping: Bool = false
@State var invoice: String = ""
@State var slider_value: Double = 0.0
@State var slider_visible: Bool = false
@State var showing_select_wallet: Bool = false
func send_zap() {
guard let privkey = damus_state.keypair.privkey else {
return
}
// Only take the first 10 because reasons
let relays = Array(damus_state.pool.descriptors.prefix(10))
let target = ZapTarget.note(id: event.id, author: event.pubkey)
// TODO: gather comment?
let content = ""
let zapreq = make_zap_request_event(pubkey: damus_state.pubkey, privkey: privkey, content: content, relays: relays, target: target)
zapping = true
Task {
var mpayreq = damus_state.lnurls.lookup(target.pubkey)
if mpayreq == nil {
mpayreq = await fetch_static_payreq(lnurl)
}
guard let payreq = mpayreq else {
// TODO: show error
DispatchQueue.main.async {
zapping = false
}
return
}
DispatchQueue.main.async {
damus_state.lnurls.endpoints[target.pubkey] = payreq
}
let tip_amount = get_default_tip_amount(pubkey: damus_state.pubkey)
guard let inv = await fetch_zap_invoice(payreq, zapreq: zapreq, amount: tip_amount) else {
DispatchQueue.main.async {
zapping = false
}
return
}
DispatchQueue.main.async {
zapping = false
if should_show_wallet_selector(damus_state.pubkey) {
self.invoice = inv
self.showing_select_wallet = true
} else {
open_with_wallet(wallet: get_default_wallet(damus_state.pubkey).model, invoice: inv)
}
}
}
//damus_state.pool.send(.event(zapreq))
}
var zap_img: String {
if bar.zapped {
return "bolt.fill"
}
if !zapping {
return "bolt"
}
return "bolt.horizontal.fill"
}
var zap_color: Color? {
if bar.zapped {
return Color.orange
}
if !zapping {
return nil
}
return Color.yellow
}
var body: some View {
ZStack {
EventActionButton(img: zap_img, col: zap_color) {
if bar.zapped {
//notify(.delete, bar.our_tip)
} else if !zapping {
send_zap()
}
}
.accessibilityLabel(NSLocalizedString("Zap", comment: "Accessibility label for zap button"))
Text("\(bar.zap_total > 0 ? "\(format_msats_abbrev(bar.zap_total))" : "")")
.offset(x: 22)
.font(.footnote)
.foregroundColor(bar.zapped ? Color.orange : Color.gray)
}
.sheet(isPresented: $showing_select_wallet, onDismiss: {showing_select_wallet = false}) {
SelectWalletView(showingSelectWallet: $showing_select_wallet, our_pubkey: damus_state.pubkey, invoice: invoice)
}
}
}
struct ZapButton_Previews: PreviewProvider {
static var previews: some View {
let bar = ActionBarModel(likes: 0, boosts: 0, zaps: 10, zap_total: 15623414, our_like: nil, our_boost: nil, our_zap: nil)
ZapButton(damus_state: test_damus_state(), event: test_event, lnurl: "lnurl", bar: bar)
}
}