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//
// SheetViewController.swift
// Pods
//
// Created by Hailey on 9/30/24.
//
import Foundation
import UIKit
class SheetViewController: UIViewController {
init() {
super.init(nibName: nil, bundle: nil)
self.modalPresentationStyle = .formSheet
self.isModalInPresentation = false
if let sheet = self.sheetPresentationController {
sheet.prefersGrabberVisible = false
}
}
func setDetents(contentHeight: CGFloat, preventExpansion: Bool) {
guard let sheet = self.sheetPresentationController,
let screenHeight = Util.getScreenHeight()
else {
return
}
if contentHeight > screenHeight - 100 {
sheet.detents = [
.large()
]
sheet.selectedDetentIdentifier = .large
} else {
if #available(iOS 16.0, *) {
sheet.detents = [
.custom { _ in
return contentHeight
}
]
} else {
sheet.detents = [
.medium()
]
}
if !preventExpansion {
sheet.detents.append(.large())
}
sheet.selectedDetentIdentifier = .medium
}
}
func updateDetents(contentHeight: CGFloat, preventExpansion: Bool) {
if let sheet = self.sheetPresentationController {
sheet.animateChanges {
self.setDetents(contentHeight: contentHeight, preventExpansion: preventExpansion)
if #available(iOS 16.0, *) {
sheet.invalidateDetents()
}
}
}
}
func getCurrentDetentIdentifier() -> UISheetPresentationController.Detent.Identifier? {
guard let sheet = self.sheetPresentationController else {
return nil
}
return sheet.selectedDetentIdentifier
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
}
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