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taipaisetaipaise
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feat: 커스텀 Alert View 추가
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‎Projects/Presentation/Sources/Common/View/BitnagilAlert.swift‎

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//
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// BitnagilAlert.swift
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// Presentation
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//
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// Created by 이동현 on 8/2/25.
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//
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import SnapKit
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import UIKit
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final class BitnagilAlert: UIViewController {
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enum AlertType {
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case withImage
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case plainText
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}
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private enum Layout {
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static let contentViewHorizontalSpacing: CGFloat = 39
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static let contentViewHorizontalHeight: CGFloat = 154
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static let imageSize: CGFloat = 55
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static let imageTopSpacing: CGFloat = 24
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static let titleTopSpacing: CGFloat = 18
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static let titleHeight: CGFloat = 30
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static let contentTopSpacing: CGFloat = 2
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static let contentHeight: CGFloat = 18
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static let buttonTopSpacing: CGFloat = 18
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static let buttonHorizontalSpacing: CGFloat = 20
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static let buttonHeight: CGFloat = 44
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static let confirmButtonLeadingSpacing: CGFloat = 8
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static let buttonBottomSpacing: CGFloat = 24
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}
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private let dimmedView = UIView()
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private let contentView = UIView()
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private let alertImageView = UIImageView()
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private let titleLabel = UILabel()
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private let contentLabel = UILabel()
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private let cancelButton = UIButton()
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private let confirmButton = UIButton()
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private let alertType: AlertType
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private var cancelCompletionHandler: (() -> Void)?
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private var confirmCompletionHandler: (() -> Void)?
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init(
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alertType: AlertType,
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title: String,
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content: String,
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cancelButtonTitle: String,
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confirmButtonTitle: String,
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cancelCompletionHandler: (() -> Void)?,
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confirmCompletionHandler: (() -> Void)?
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) {
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self.alertType = alertType
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super.init(nibName: nil, bundle: nil)
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self.cancelCompletionHandler = cancelCompletionHandler
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self.confirmCompletionHandler = confirmCompletionHandler
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titleLabel.text = title
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contentLabel.text = content
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cancelButton.setTitle(cancelButtonTitle, for: .normal)
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confirmButton.setTitle(confirmButtonTitle, for: .normal)
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configureAttribute()
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configureLayout()
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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private func configureAttribute() {
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view.backgroundColor = .clear
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let tapGesture = UITapGestureRecognizer(target: self, action: #selector(didTapDimmedView))
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dimmedView.addGestureRecognizer(tapGesture)
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dimmedView.backgroundColor = .black
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dimmedView.alpha = 0.7
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contentView.backgroundColor = .white
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contentView.layer.cornerRadius = 20
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contentView.layer.masksToBounds = true
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alertImageView.image = BitnagilIcon.exclamationFilledIcon
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titleLabel.font = BitnagilFont(style: .title2, weight: .bold).font
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contentLabel.font = BitnagilFont(style: .caption1, weight: .regular).font
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cancelButton.backgroundColor = .white
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cancelButton.setTitleColor(BitnagilColor.navy500, for: .normal)
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confirmButton.backgroundColor = BitnagilColor.navy500
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confirmButton.setTitleColor(.white, for: .normal)
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[cancelButton, confirmButton].forEach {
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$0.titleLabel?.font = BitnagilFont(style: .subtitle1, weight: .bold).font
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$0.layer.borderWidth = 1
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$0.layer.cornerRadius = 8
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$0.layer.masksToBounds = true
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}
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cancelButton.addAction(
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UIAction { [weak self] _ in
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self?.cancelCompletionHandler?()
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self?.dismiss(animated: false)
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},
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for: .touchUpInside)
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confirmButton.addAction(
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UIAction { [weak self] _ in
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self?.confirmCompletionHandler?()
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self?.dismiss(animated: false)
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},
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for: .touchUpInside)
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}
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private func configureLayout() {
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view.addSubview(dimmedView)
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view.addSubview(contentView)
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contentView.addSubview(titleLabel)
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contentView.addSubview(contentLabel)
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contentView.addSubview(cancelButton)
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contentView.addSubview(confirmButton)
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dimmedView.snp.makeConstraints { make in
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make.edges.equalToSuperview()
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}
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contentView.snp.makeConstraints { make in
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make.center.equalToSuperview()
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make.horizontalEdges.equalToSuperview().inset(Layout.contentViewHorizontalSpacing)
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make.height.equalTo(Layout.contentViewHorizontalHeight).priority(.medium)
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}
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if alertType == .withImage {
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contentView.addSubview(alertImageView)
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alertImageView.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(Layout.imageTopSpacing)
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make.centerX.equalToSuperview()
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make.size.equalTo(Layout.imageSize)
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}
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titleLabel.snp.makeConstraints { make in
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make.top.equalTo(alertImageView.snp.bottom).offset(Layout.titleTopSpacing)
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make.centerX.equalToSuperview()
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make.height.equalTo(Layout.titleHeight)
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}
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} else {
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titleLabel.snp.makeConstraints { make in
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make.top.equalToSuperview().offset(Layout.titleTopSpacing)
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make.centerX.equalToSuperview()
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make.height.equalTo(Layout.titleHeight)
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}
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}
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contentLabel.snp.makeConstraints { make in
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make.top.equalTo(titleLabel.snp.bottom).offset(Layout.contentTopSpacing)
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make.centerX.equalToSuperview()
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make.height.equalTo(Layout.contentHeight)
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}
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cancelButton.snp.makeConstraints { make in
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make.top.equalTo(contentLabel.snp.bottom).offset(Layout.buttonTopSpacing)
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make.leading.equalToSuperview().offset(Layout.buttonHorizontalSpacing)
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make.height.equalTo(Layout.buttonHeight)
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make.bottom.equalToSuperview().inset(Layout.buttonBottomSpacing)
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}
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confirmButton.snp.makeConstraints { make in
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make.top.equalTo(contentLabel.snp.bottom).offset(Layout.buttonTopSpacing)
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make.leading.equalTo(cancelButton.snp.trailing).offset(Layout.confirmButtonLeadingSpacing)
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make.trailing.equalToSuperview().inset(Layout.buttonHorizontalSpacing)
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make.height.equalTo(Layout.buttonHeight)
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make.width.equalTo(cancelButton)
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make.bottom.equalToSuperview().inset(Layout.buttonBottomSpacing)
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}
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}
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@objc private func didTapDimmedView() {
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dismiss(animated: false)
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}
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}

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