sodalive-ios/SodaLive/Sources/Common/TextViewWrapper.swift

101 lines
3.2 KiB
Swift

//
// TextViewWrapper.swift
// SodaLive
//
// Created by klaus on 2023/08/10.
//
import SwiftUI
struct TextViewWrapper: UIViewRepresentable {
@Binding var text: String
var placeholder: String
var textColorHex: String
var backgroundColorHex: String
var notice: String? = nil
func makeUIView(context: Context) -> UITextView {
let view = UITextView()
if let notice = notice {
view.text = notice.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? notice : placeholder
view.textColor = notice.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? UIColor(hex: textColorHex) : .placeholderText
} else {
view.text = text.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? text : placeholder
view.textColor = text.trimmingCharacters(in: .whitespacesAndNewlines) != "" ? UIColor(hex: textColorHex) : .placeholderText
}
view.font = UIFont(name: Font.medium.rawValue, size: 13.3)
view.backgroundColor = backgroundColorHex.isEmpty ? .clear : UIColor(hex: backgroundColorHex)
view.layer.cornerRadius = 6.7
view.textContainerInset = UIEdgeInsets(top: 20, left: 13.3, bottom: 20, right: 13.3)
view.delegate = context.coordinator
return view
}
func updateUIView(_ uiView: UITextView, context: Context) {
if text.trimmingCharacters(in: .whitespacesAndNewlines) != "" {
uiView.text = text
uiView.textColor = UIColor(hex: textColorHex)
}
}
func makeCoordinator() -> Coordinator {
Coordinator($text, placeholder: placeholder, textColorHex: textColorHex)
}
class Coordinator: NSObject {
var text: Binding<String>
var placeholder: String
var textColorHex: String
init(_ text: Binding<String>, placeholder: String, textColorHex: String) {
self.text = text
self.placeholder = placeholder
self.textColorHex = textColorHex
}
}
}
extension TextViewWrapper.Coordinator: UITextViewDelegate {
func textViewDidBeginEditing(_ textView: UITextView) {
if textView.textColor == .placeholderText {
DispatchQueue.main.async { [unowned self] in
self.text.wrappedValue = ""
textView.text = ""
textView.textColor = UIColor(hex: textColorHex)
}
}
}
func textViewDidEndEditing(_ textView: UITextView) {
if textView.text.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
DispatchQueue.main.async { [unowned self] in
self.text.wrappedValue = ""
textView.text = self.placeholder
textView.textColor = .placeholderText
}
}
}
func textViewDidChange(_ textView: UITextView) {
self.text.wrappedValue = textView.text
}
}
struct TextViewWrapper_Previews: PreviewProvider {
static var previews: some View {
TextViewWrapper(
text: .constant(""),
placeholder: "입력하세요",
textColorHex: "777777",
backgroundColorHex: "222222"
)
}
}