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feat: remove slider from manage UTXO custom amount flow #691

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feat: remove slider from manage UTXO custom amount flow #691

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49a740d
feat: remove slider from manage UTXO custom amount flow
Vineet1101 Apr 19, 2026
15de688
Merge branch 'master' into feature/remove-utxo-slider
Vineet1101 Apr 25, 2026
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81 changes: 1 addition & 80 deletions ios/Cove/Flows/SendFlow/Common/SendFlowUtxoCustomAmountSheetView.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -14,10 +14,6 @@ struct SendFlowUtxoCustomAmountSheetView: View {

// private
@State private var customAmount: Double = 0.0
@State private var previousAmount: Double = .init(minSendSats)
@State private var isEditing: Bool = false
@State private var pinState: PinState = .hard
private enum PinState { case none, soft, hard }

@State private var enteringAmount: String? = nil

Expand All @@ -27,73 +23,15 @@ struct SendFlowUtxoCustomAmountSheetView: View {
manager.presenter
}

private var smartSnapBinding: Binding<Double> {
Binding(
get: { customAmount },
set: { raw in
enteringAmount = nil
let goingUp = raw > previousAmount
let goingDown = raw < previousAmount
var adjusted = raw

switch pinState {
case .hard:
if goingDown {
pinState = .soft
adjusted = softMaxSend
} else {
// hold at pin
adjusted = maxSend
}

case .soft:
// crossing upward → snap to hard
if goingUp {
pinState = .hard
adjusted = maxSend
} else if raw < softMaxSend - step {
// pulled a full step below band → release pin
pinState = .none
adjusted = raw
} else {
// hold at pin
adjusted = softMaxSend
}

case .none:
if raw >= softMaxSend {
pinState = goingUp ? .hard : .soft
adjusted = goingUp ? maxSend : softMaxSend
}
}

// update model only on real change
if customAmount != adjusted {
customAmount = adjusted
manager.debouncedDispatch(
.notifyCoinControlAmountChanged(adjusted),
for: .milliseconds(200)
)
}

previousAmount = raw
}
)
}

private var divider: some View {
Divider()
.padding(.vertical, 28)
.foregroundStyle(.red)
}

private var minSend: Double {
satToDouble(minSendSats)
}

private var step: Double {
satToDouble(10)
}

private var maxSend: Double {
var amount = manager.rust.maxSendMinusFees() ?? Amount.fromSat(sats: minSendSatsU + 1000)
Expand Down Expand Up @@ -210,20 +148,11 @@ struct SendFlowUtxoCustomAmountSheetView: View {
.fontWeight(.semibold)

HStack {
Text("Use the slider to set the amount.")
Text("Tap the amount field to enter a custom amount.")
Spacer()
}
.foregroundStyle(.secondary)
.font(.caption2)

Slider(
value: smartSnapBinding,
in: minSend ... maxSend,
step: step,
onEditingChanged: { isEditing = $0 }
)
.accessibilityLabel("Send amount slider")
.accessibilityValue("\(displayAmount()) \(selectedUnitSymbol)")
}
}
.padding()
Expand All @@ -233,17 +162,9 @@ struct SendFlowUtxoCustomAmountSheetView: View {
.onChange(of: metadata.selectedUnit, initial: true) { _, _ in
self.customAmount = manager.amount.map(amountToDouble) ?? maxSend
}
.onChange(of: isEditing) { old, new in
Log.debug("isEditing changed from \(old) -> \(new)")

// stopped editing dispatch the amount
if old == true, new == false {
manager.dispatch(.notifyCoinControlAmountChanged(customAmount))
}
}
.onChange(of: manager.amount) { _, new in
guard let newAmount = new else { return }
if isEditing { return }

switch metadata.selectedUnit {
case .sat: customAmount = Double(newAmount.asSats())
Expand Down