platform-ios/RainbowPlanet/RainbowPlanet/Modules/RegisterLoginModule/PasswordLogin/View/PasswordLoginView.swift

//
//  PasswordLoginView.swift
//  RainbowPlanet
//
//  Created by 南鑫林 on 2019/4/17.
//  Copyright © 2019 南鑫林. All rights reserved.
//

import UIKit
import RxSwift
import RxCocoa

class PasswordLoginView: BaseView {

    /// 手机号
    var phoneNumber : String = ""

    /// 密码
    var password : String = ""

    typealias LoginBlock = (_ phoneNumber : String ,_ sms : String) -> Void
    var loginBlock : LoginBlock?

    typealias ForgetPasswordBlock = () -> Void
    var forgetPasswordBlock : ForgetPasswordBlock?

    override func setupViews() {
        addSubview(bindPhoneNumberLabel)

        addSubview(phoneNumberBgView)
        phoneNumberBgView.addSubview(linePhoneNumberLabel)
        phoneNumberBgView.addSubview(phoneAreaCodeLabel)
        phoneNumberBgView.addSubview(phoneNumberTextField)

        addSubview(passwordBgView)
        passwordBgView.addSubview(linesmsLabel)
        passwordBgView.addSubview(saftButton)
        passwordBgView.addSubview(passwordTextField)

        addSubview(loginButton)
        addSubview(forgetPasswordButton)
    }

    override func setupLayouts() {
        bindPhoneNumberLabel.snp.makeConstraints { (make) in
            make.top.equalToSuperview().offset(kScaleValue(value: 75))
            make.left.equalToSuperview().offset(kScaleValue(value: 38))
        }

        phoneNumberBgView.snp.makeConstraints { (make) in
            make.left.equalToSuperview().offset(kScaleValue(value: 38))
            make.right.equalToSuperview().offset(kScaleValue(value: -38))
            make.top.equalTo(bindPhoneNumberLabel.snp.bottom).offset(kScaleValue(value: 50))
            make.height.equalTo(kScaleValue(value: 48))
        }
        linePhoneNumberLabel.snp.makeConstraints { (make) in
            make.left.right.bottom.equalToSuperview()
            make.height.equalTo(0.5)
        }

        phoneAreaCodeLabel.snp.makeConstraints { (make) in
            make.top.equalToSuperview().offset(kScaleValue(value: 6))
            make.left.equalToSuperview().offset(kScaleValue(value: 4))
            make.bottom.equalToSuperview()
        }

        phoneNumberTextField.snp.makeConstraints { (make) in
            make.left.equalTo(phoneAreaCodeLabel.snp.right).offset(kScaleValue(value: 30))
            make.top.bottom.equalTo(phoneAreaCodeLabel)
            make.width.equalTo(kScreenWidth-kScaleValue(value: 76+34+30))
        }

        passwordBgView.snp.makeConstraints { (make) in
            make.left.height.right.equalTo(phoneNumberBgView)
            make.top.equalTo(phoneNumberBgView.snp.bottom)
        }
        linesmsLabel.snp.makeConstraints { (make) in
            make.left.right.bottom.equalToSuperview()
            make.height.equalTo(0.5)
        }

        saftButton.snp.makeConstraints { (make) in
            make.bottom.equalToSuperview().offset(kScaleValue(value: -4))
            make.height.equalTo(kScaleValue(value: 30))
            make.width.equalTo(kScaleValue(value: 18))
            make.right.equalToSuperview().offset(kScaleValue(value: -4))
        }
        passwordTextField.snp.makeConstraints { (make) in
            make.centerY.height.equalTo(saftButton)
            make.left.equalTo(phoneAreaCodeLabel)
            make.right.equalTo(saftButton.snp.left).offset(-10)
        }

        loginButton.snp.makeConstraints { (make) in
            make.top.equalTo(passwordBgView.snp.bottom).offset(kScaleValue(value: 35))
            make.height.equalTo(kScaleValue(value:44))
            make.left.equalToSuperview().offset(kScaleValue(value: 38))
            make.right.equalToSuperview().offset(kScaleValue(value: -38))
        }

        forgetPasswordButton.snp.makeConstraints { (make) in
            make.top.equalTo(loginButton.snp.bottom).offset(20)
            make.centerX.equalToSuperview()
        }
    }

    private lazy var bindPhoneNumberLabel: UILabel = {
        let bindPhoneNumberLabel = UILabel()
        bindPhoneNumberLabel.text = "手机密码登录"
        bindPhoneNumberLabel.textColor = k333333Color
        bindPhoneNumberLabel.font = kScaleBoldFont22
        return bindPhoneNumberLabel
    }()

    private lazy var phoneNumberBgView: UIView = {
        let phoneNumberBgView = UIView()
        return phoneNumberBgView
    }()

    private lazy var linePhoneNumberLabel: UILabel = {
        let linePhoneNumberLabel = UILabel()
        linePhoneNumberLabel.backgroundColor = ke6e6e6Color
        return linePhoneNumberLabel
    }()

    private lazy var phoneAreaCodeLabel: UILabel = {
        let phoneAreaCodeLabel = UILabel()
        phoneAreaCodeLabel.text = "+86"
        phoneAreaCodeLabel.textColor = k333333Color
        phoneAreaCodeLabel.font = kScaleRegularFont16
        phoneAreaCodeLabel.sizeToFit()
        return phoneAreaCodeLabel
    }()

    private lazy var phoneNumberTextField : UITextField = {
        let phoneNumberTextField = UITextField()
        phoneNumberTextField.placeholder = "手机号码"
        phoneNumberTextField.borderStyle = .none
        phoneNumberTextField.textColor = k666666Color
        phoneNumberTextField.font = kScaleRegularFont16
        phoneNumberTextField.clearButtonMode = .whileEditing
        phoneNumberTextField.sizeToFit()
        phoneNumberTextField.keyboardType = .numberPad
        phoneNumberTextField.tintColor = kThemeColor
        phoneNumberTextField.rx.text.changed.subscribe(onNext: { [weak self] (text) in
            self?.phoneNumberTextField.text = String(text?.prefix(11) ?? "") as String
            self?.phoneNumber = self?.phoneNumberTextField.text ?? ""
            self?.observableString()
        }).disposed(by: disposeBag)
        return phoneNumberTextField
    }()

    private lazy var passwordBgView: UIView = {
        let passwordBgView = UIView()
        return passwordBgView
    }()

    private lazy var linesmsLabel: UILabel = {
        let linesmsLabel = UILabel()
        linesmsLabel.backgroundColor = ke6e6e6Color
        return linesmsLabel
    }()

    private lazy var saftButton: UIButton = {
        let saftButton = UIButton(type: UIButton.ButtonType.custom)
        saftButton.setImage(kImage(name: "login_show"), for: UIControl.State.normal)
        saftButton.setImage(kImage(name: "login_show_pressed"), for: UIControl.State.selected)
        saftButton.rx.tap.subscribe(onNext: { [weak self] (data) in
            saftButton.isSelected = !saftButton.isSelected
            self?.passwordTextField.isSecureTextEntry = saftButton.isSelected
        }).disposed(by: disposeBag)
        return saftButton
    }()

    private lazy var passwordTextField : UITextField = {
        let passwordTextField = UITextField()
        passwordTextField.placeholder = "请输入密码"
        passwordTextField.borderStyle = .none
        passwordTextField.textColor = k666666Color
        passwordTextField.font = kScaleRegularFont16
        passwordTextField.sizeToFit()
        passwordTextField.isSecureTextEntry = false
        passwordTextField.clearButtonMode = .whileEditing
        passwordTextField.tintColor = kThemeColor

        passwordTextField.rx.text.changed.subscribe(onNext: { [weak self] (text) in
            self?.passwordTextField.text = String(text?.prefix(16) ?? "") as String
            self?.password = self?.passwordTextField.text ?? ""
            self?.observableString()
        }).disposed(by: disposeBag)

        return passwordTextField
    }()

    private lazy var loginButton: UIButton = {
        let loginButton = UIButton(type: UIButton.ButtonType.custom)
        loginButton.setTitle("登录", for: UIControl.State.normal)
        loginButton.setTitleColor(kffffffColor, for: UIControl.State.normal)
        loginButton.setTitleColor(k666666Color, for: UIControl.State.disabled)
        loginButton.setBackgroundImage(UIImage.imageWithColor(color: kDisabledButtonColor), for: UIControl.State.disabled)
        loginButton.setBackgroundImage(UIImage.imageWithColor(color: kEnabledButtonColor), for: UIControl.State.normal)
        loginButton.titleLabel?.font = kScaleRegularFont18
        loginButton.cornerRadius = kScaleValue(value: 22)
        loginButton.masksToBounds = true
        loginButton.isEnabled = false
        loginButton.rx.tap.subscribe(onNext: { [weak self] (data) in

            if let loginBlock = self?.loginBlock {
                loginBlock((self?.phoneNumber)!,(self?.password)!)
            }

        }).disposed(by: disposeBag)
        return loginButton
    }()

    private lazy var forgetPasswordButton: UIButton = {
        let forgetPasswordButton = UIButton(type: UIButton.ButtonType.custom)
        forgetPasswordButton.setTitle("忘记密码", for: UIControl.State.normal)
        forgetPasswordButton.setTitleColor(k1C2443Color, for: UIControl.State.normal)
        forgetPasswordButton.titleLabel?.font = kScaleRegularFont14
        forgetPasswordButton.rx.tap.subscribe(onNext: { [weak self] (data) in
            if let forgetPasswordBlock = self?.forgetPasswordBlock {
                forgetPasswordBlock()
            }
        }).disposed(by: disposeBag)
        return forgetPasswordButton
    }()

    func observableString() {
        Observable.combineLatest(Observable.just(phoneNumber), Observable.just(password)) { (textValue1, textValue2) -> Bool in
            let textValue1 = String(textValue1.prefix(11)) as String
            let textValue2 = String(textValue2.prefix(16)) as String
            let isSuccess = (textValue1.count == 11) && (textValue2.count >= 6) && (textValue2.count <= 16)
            return isSuccess
            }.subscribe(onNext: {
                [weak self] isEmpty in
                self?.loginButton.isEnabled = isEmpty
            }).disposed(by: self.disposeBag)
    }

}