yongxu-app-ios/fiveConstant/components/GetCheckCodeButton.swift

//
//  GetCheckCodeButton.swift
//  fiveConstant
//
//  Created by 李建 on 2023/1/14.
//

import SwiftUI
import Combine
struct GetCheckCodeButton: View {
    @State var countSecond = 60
    @State var isCountStart: Bool = false
    @State var timer: Timer?
    var act: ()->()?
    init(action: @escaping ()->Void){
        self.act = action
    }
    var body: some View {
        Button(action: {
            self.startTimer()
            self.act()
        }, label: {
            Text(!isCountStart ? "获取验证码" : "\(countSecond)S")
                .font(.caption)
                .foregroundColor(isCountStart ? Color.gray : Color("MainColor"))
                .padding(7)
                .frame(width: 80, height: 30)
                .overlay(RoundedRectangle(cornerRadius: 50)
                    .stroke(isCountStart ? Color.gray : Color("MainColor"))
                )
        }).disabled(isCountStart)
    }
    
    func startTimer() {
        isCountStart = true
        timer = Timer.scheduledTimer(withTimeInterval: 1, repeats: true, block: { _ in
            if countSecond == 0 {
                isCountStart = false
                countSecond = 60
                timer?.invalidate()
                timer = nil
            }
            countSecond -= 1
        })
    }
}

struct GetCheckCodeButton_Previews: PreviewProvider {
    static var previews: some View {
        GetCheckCodeButton {
            print("1`23")
        }
    }
}