我有两个输入字段,一个输入密码,另一个输入确认密码。我想创建一个自定义活页夹,使我可以比较两个输入字段的值,但也可以验证最小字符数。我有一个非常相似的问题,但不涉及比较两个不同的字段(Is there some sort of Priority operator on RxSwift?),并且基于上一个问题的答案,我一直在尝试做这样的事情:
enum PasswordCreateValidation {
case valid
case lessThanMinimum
case confirmationLessThanMinimum
case differentInputs
}
extension Reactive where Base: [InputField] {
var rxPassword: Binder<PasswordCreateValidation> {
return Binder<[InputField]>(self.base) { control, value in
switch value {
case .valid :
control[0].errorLabel.isHidden = true
control[1].errorLabel.isHidden = true
control[0].separator.backgroundColor = .white
control[1].separator.backgroundColor = .white
case .lessThanMinimum:
control[0].errorLabel.isHidden = false
control[0].separator.backgroundColor = .red
control[0].errorLabel.text = "Needs more chars"
case .confirmationLessThanMinimum:
control[1].errorLabel.isHidden = false
control[1].separator.backgroundColor = .red
control[1].errorLabel.text = "Needs more chars"
case .differentInputs:
control[0].errorLabel.isHidden = false
control[0].separator.backgroundColor = .red
control[0].errorLabel.text = "Inputs are not the same"
control[1].errorLabel.isHidden = false
control[1].separator.backgroundColor = .red
control[1].errorLabel.text = "Inputs are not the same"
}
}
}
}
...
private func bind() {
let codeMinimum = codeInputField.textField.rx.text.orEmpty.map { $0.count >= 1 }.skip(2)
codeMinimum.bind(to: codeInputField.rx.nonEmpty).disposed(by: bag)
let minimumAmountPassword = 8
pwdInputField.minimumAmountOfChars = minimumAmountPassword
confirmPwdInputField.minimumAmountOfChars = minimumAmountPassword
let pwdMinimum = pwdInputField.textField
.rx.text.orEmpty.map { $0.count >= minimumAmountPassword }.skip(2)
let confPwdMinimum = confirmPwdInputField.textField
.rx.text.orEmpty.map { $0.count >= minimumAmountPassword }.skip(2)
pwdMinimum.bind(to: pwdInputField.rx.minimumChars).disposed(by: bag)
confPwdMinimum.bind(to: confirmPwdInputField.rx.minimumChars).disposed(by: bag)
let pwdEqualA = pwdInputField.textField.rx.text.orEmpty
.map { $0 == self.confirmPwdInputField.value }.skip(2)
let pwdEqualB = confirmPwdInputField.textField.rx.text.orEmpty
.map { $0 == self.pwdInputField.value }.skip(2)
let equality = Observable.combineLatest(pwdEqualA, pwdEqualB) { $0 && $1 }
let minimum = Observable.combineLatest(pwdMinimum, confPwdMinimum) { $0 && $1 }
let pwdValidation = Observable.combineLatest(equality, minimum) { $0 && $1 }
Observable.combineLatest(pwdValidation, codeMinimum) { $0 && $1 }
.startWith(false)
.bind(to: signInButton.rx.isActive)
.disposed(by: bag)
}
似乎我的自定义活页夹是错误的。不允许将数组作为Base吗?
我将创建一个具有两个输入字段的视图并将该视图用作基础