Amount Selector

// Amount Selector · syxUI · https://syxui.dev/components/sel-amount
// Free in any project. Keep this line and credit syxUI where a person can read it.

import SwiftUI

extension View {
    func formaCard(_ pad: CGFloat = 18) -> some View {
        self.padding(pad)
            .background(Color(.systemBackground), in: RoundedRectangle(cornerRadius: 20, style: .continuous))
            .overlay(RoundedRectangle(cornerRadius: 20, style: .continuous).stroke(Color.primary.opacity(0.06), lineWidth: 1))
            .shadow(color: .black.opacity(0.05), radius: 14, x: 0, y: 6)
    }
}

// Preset amount selector
struct AmountSelectorCard: View {
    @State private var sel = 1
    let blue = Color(red: 0.0, green: 0.47, blue: 1.0)
    let amounts = ["$10", "$25", "$50", "$100"]
    var body: some View {
        VStack(alignment: .leading, spacing: 12) {
            Text("Choose an amount").font(.system(size: 15, weight: .semibold))
            HStack(spacing: 10) {
                ForEach(Array(amounts.enumerated()), id: \.offset) { i, a in
                    let on = sel == i
                    Text(a).font(.system(size: 15, weight: .semibold)).foregroundStyle(on ? .white : .primary)
                        .frame(maxWidth: .infinity).padding(.vertical, 14)
                        .background(on ? blue : Color.primary.opacity(0.05), in: RoundedRectangle(cornerRadius: 12, style: .continuous))
                        .onTapGesture { sel = i }
                }
            }
            HStack {
                Text("Custom amount").font(.system(size: 14)).foregroundStyle(.secondary)
                Spacer()
                Image(systemName: "chevron.right").font(.system(size: 12, weight: .semibold)).foregroundStyle(.secondary)
            }.padding(.top, 2)
        }.formaCard().frame(width: 330)
    }
}