373 lines
12 KiB
Swift
373 lines
12 KiB
Swift
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//
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// EGNewBaseAlert.swift
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// Crush
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//
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// Created by Leon on 2025/8/3.
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//
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import UIKit
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import SnapKit
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// MARK: - EGNewAlertAction
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enum EGNewAlertActionStyle: Int {
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case `default`
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case cancel
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case confirm
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case disabled
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case inputSave
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case destructive
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}
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class EGNewAlertAction : Equatable {
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var title: String
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var attributedTitle: NSAttributedString?
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var actionStyle: EGNewAlertActionStyle
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var autoDismiss: Bool
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var actionBlock: (() -> Void)?
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init(title: String, actionStyle: EGNewAlertActionStyle = .default, autoDismiss: Bool = true, block: (() -> Void)? = nil) {
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self.title = title
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self.attributedTitle = nil
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self.actionStyle = actionStyle
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self.autoDismiss = autoDismiss
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self.actionBlock = block
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}
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// 新增：使用 NSAttributedString 的初始化方法
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init(attributedTitle: NSAttributedString, actionStyle: EGNewAlertActionStyle = .default, autoDismiss: Bool = true, block: (() -> Void)? = nil) {
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self.title = "" // 当使用富文本时，title 为空
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self.attributedTitle = attributedTitle
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self.actionStyle = actionStyle
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self.autoDismiss = autoDismiss
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self.actionBlock = block
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}
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static func action(title: String, block: (() -> Void)? = nil) -> EGNewAlertAction {
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return EGNewAlertAction(title: title, block: block)
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}
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static func action(title: String, actionStyle: EGNewAlertActionStyle, block: (() -> Void)? = nil) -> EGNewAlertAction {
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return EGNewAlertAction(title: title, actionStyle: actionStyle, block: block)
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}
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static func action(title: String, actionStyle: EGNewAlertActionStyle, autoDismiss: Bool, block: (() -> Void)? = nil) -> EGNewAlertAction {
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return EGNewAlertAction(title: title, actionStyle: actionStyle, autoDismiss: autoDismiss, block: block)
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}
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// 新增：使用 NSAttributedString 的静态方法
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static func action(attributedTitle: NSAttributedString, block: (() -> Void)? = nil) -> EGNewAlertAction {
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return EGNewAlertAction(attributedTitle: attributedTitle, block: block)
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}
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static func action(attributedTitle: NSAttributedString, actionStyle: EGNewAlertActionStyle, block: (() -> Void)? = nil) -> EGNewAlertAction {
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return EGNewAlertAction(attributedTitle: attributedTitle, actionStyle: actionStyle, block: block)
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}
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static func action(attributedTitle: NSAttributedString, actionStyle: EGNewAlertActionStyle, autoDismiss: Bool, block: (() -> Void)? = nil) -> EGNewAlertAction {
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return EGNewAlertAction(attributedTitle: attributedTitle, actionStyle: actionStyle, autoDismiss: autoDismiss, block: block)
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}
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// MARK: - Equatable
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static func == (lhs: EGNewAlertAction, rhs: EGNewAlertAction) -> Bool {
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return lhs === rhs // 🔥 Using identity comparison; adjust if unique identifier exists
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}
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}
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// MARK: - EGNewBaseAlert
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enum EGNewAlertPriority: Int {
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case `default` = 0
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case update = 10
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case forceUpdate = 100
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}
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class EGNewBaseAlert: UIView {
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// MARK: - Properties
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private(set) var backgroundView: UIView!
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private(set) var containerView: UIView!
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private(set) var textContentView: UIView!
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private(set) var buttonContainer: UIView!
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private(set) var buttons: [StyleButton] = []
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private(set) var actions: [EGNewAlertAction] = []
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var priority: EGNewAlertPriority = .default
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private var maxActionCount: Int = 2
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var containerWidth: CGFloat {
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return UIScreen.main.bounds.width - containerMarginLR() * 2
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}
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// MARK: - Initialization
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override init(frame: CGRect) {
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super.init(frame: frame)
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baseDataInit()
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baseUIInit()
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}
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required init?(coder: NSCoder) {
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super.init(coder: coder)
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baseDataInit()
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baseUIInit()
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}
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private func baseDataInit() {
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maxActionCount = 2
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buttons = []
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actions = []
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}
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private func baseUIInit() {
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backgroundView = UIView().then {
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addSubview($0)
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$0.backgroundColor = .c.cbs
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$0.alpha = 0
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$0.snp.makeConstraints { make in
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make.edges.equalToSuperview()
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}
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}
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containerView = UIView().then {
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addSubview($0)
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$0.backgroundColor = .c.csbn // 🔥 Assuming EPS_Color_Surface_base_normal is a light color
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$0.layer.cornerRadius = containerCornerRadius()
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$0.clipsToBounds = true
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$0.alpha = 0
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let width = UIScreen.main.bounds.width * 0.8
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$0.snp.makeConstraints { make in
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make.center.equalToSuperview()
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make.width.equalTo(width)
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}
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}
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textContentView = UIView().then {
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containerView.addSubview($0)
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$0.backgroundColor = .clear
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$0.setContentHuggingPriority(.defaultLow, for: .vertical)
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$0.snp.makeConstraints { make in
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make.leading.trailing.top.equalToSuperview()
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make.height.greaterThanOrEqualTo(textContentMinHeight())
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}
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}
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buttonContainer = UIView().then {
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containerView.addSubview($0)
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$0.backgroundColor = .clear
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$0.snp.makeConstraints { make in
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make.top.equalTo(textContentView.snp.bottom)
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make.leading.trailing.bottom.equalToSuperview()
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}
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}
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}
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// MARK: - Layout Methods (Overridable)
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func containerMarginLR() -> CGFloat {
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return 40
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}
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func textContentMaxHeight() -> CGFloat {
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return UIScreen.main.bounds.height * 0.65
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}
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func textContentMinHeight() -> CGFloat {
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return 100
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}
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func containerCornerRadius() -> CGFloat {
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return 16
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}
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func containerAlphaDuration() -> CGFloat {
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return 0.35
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}
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func backgroundAlphaValue() -> CGFloat {
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return 0.65
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}
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func alertInitRatio() -> CGFloat {
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return 0.6
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}
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// MARK: - Actions
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func addAction(_ action: EGNewAlertAction) {
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addAction(action, propertySetup: nil)
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}
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func addAction(_ action: EGNewAlertAction, propertySetup: ((UIButton) -> Void)?) {
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guard actions.count < maxActionCount else { return }
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let button = StyleButton(type: .custom)
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button.addTarget(self, action: #selector(baseButtonPressed(_:)), for: .touchUpInside)
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// 支持富文本和普通文本
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if let attributedTitle = action.attributedTitle {
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button.setAttributedTitle(attributedTitle, for: .normal)
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} else {
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button.setTitle(action.title, for: .normal)
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}
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button.tag = actions.count
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button.titleLabel?.font = .t.tbsl// EPS_Txt_BodySemibold_l is a bold font
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reloadButton(button, style: action.actionStyle)
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if let setup = propertySetup {
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setup(button)
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}
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actions.append(action)
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buttons.append(button)
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}
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func reloadAction(_ action: EGNewAlertAction, title: String) {
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guard let index = actions.firstIndex(of: action) else {
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assertionFailure("Action not found")
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return
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}
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let button = buttons[index]
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button.setTitle(title, for: .normal)
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reloadButton(button, style: action.actionStyle)
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}
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// 新增：支持富文本的 reloadAction 方法
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func reloadAction(_ action: EGNewAlertAction, attributedTitle: NSAttributedString) {
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guard let index = actions.firstIndex(of: action) else {
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assertionFailure("Action not found")
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return
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}
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let button = buttons[index]
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button.setAttributedTitle(attributedTitle, for: .normal)
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reloadButton(button, style: action.actionStyle)
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}
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private func reloadButton(_ button: StyleButton, style: EGNewAlertActionStyle) {
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button.isEnabled = true
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switch style {
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case .default, .cancel:
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button.tertiary(size: .large)
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case .confirm,.inputSave:
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button.primary(size: .large)
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case .disabled:
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button.tertiary(size: .large)
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button.isEnabled = false
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case .destructive:
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button.defaultDestructive(size: .large)
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}
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}
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// MARK: - Events
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@objc private func baseButtonPressed(_ button: UIButton) {
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endEditing(true)
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let action = actions[button.tag]
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if action.autoDismiss {
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dismiss()
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}
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action.actionBlock?()
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}
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func alertDidShow() {
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// Overridable by subclasses
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}
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// MARK: - Animation
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func showWithAnimation() {
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containerView.transform = CGAffineTransform(scaleX: alertInitRatio(), y: alertInitRatio())
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UIView.animate(withDuration: containerAlphaDuration(), delay: 0, options: .curveEaseOut, animations: {
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self.backgroundView.alpha = self.backgroundAlphaValue()
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self.containerView.alpha = 1
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self.containerView.transform = .identity
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}) { _ in
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self.alertDidShow()
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}
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}
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func dismissWithAnimation() {
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UIView.animate(withDuration: containerAlphaDuration(), delay: 0, options: .curveEaseIn, animations: {
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self.containerView.transform = CGAffineTransform(scaleX: 1.05, y: 1.05)
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self.backgroundView.alpha = 0
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self.containerView.alpha = 0
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}) { _ in
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self.removeFromSuperview()
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}
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}
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// MARK: - Display
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func show() {
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// ⚠️ Before is windows's first
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//guard let window = UIApplication.shared.windows.first else { return }
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// 第二种方式：
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// var window: UIWindow!
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// for per in UIApplication.shared.windows.reversed(){
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// if per.isHidden == false{
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// window = per
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// break
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// }
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// }
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// 第3种方式： 会过滤一些
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var window: UIWindow!
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window = UIWindow.getTopDisplayWindow()!
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if window == nil{
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assert(false, "alert window not found")
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}
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window.endEditing(true)
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// 隐藏已有的Alert（覆盖显示）
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for subview in window.subviews {
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if let oldAlert = subview as? EGNewBaseAlert {
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if oldAlert.priority != .default && oldAlert.priority.rawValue >= priority.rawValue {
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return
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} else {
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oldAlert.dismiss()
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}
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}
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}
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window.addSubview(self)
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self.frame = window.bounds
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showWithAnimation()
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Hud.hideIndicator()
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}
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func dismiss() {
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dismissWithAnimation()
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}
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static func existingAlert() -> Bool {
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return existingAlertObj() != nil
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}
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static func existingAlertObj() -> EGNewBaseAlert? {
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//guard let window = UIApplication.shared.windows.first else { return nil }
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guard let window = UIWindow.getTopDisplayWindow() else { return nil }
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return window.subviews.first(where: { $0 is EGNewBaseAlert }) as? EGNewBaseAlert
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}
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static func hideAllAlert() {
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guard let window = UIApplication.shared.windows.first else { return }
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for subview in window.subviews {
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if let alert = subview as? EGNewBaseAlert {
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alert.isHidden = true
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alert.removeFromSuperview()
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}
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}
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}
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func setupMaxActionCount(_ count: Int) {
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maxActionCount = count
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}
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}
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// MARK: - Then Protocol for Chaining
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protocol Then {}
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extension Then where Self: AnyObject {
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func then(_ block: (Self) -> Void) -> Self {
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block(self)
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return self
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}
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}
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extension UIView: Then {}
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