Files
GitHawk/Classes/Views/TextActionsController.swift
2017-10-27 10:40:11 -04:00

81 lines
2.8 KiB
Swift

//
// TextActionsController.swift
// Freetime
//
// Created by Ryan Nystrom on 10/8/17.
// Copyright © 2017 Ryan Nystrom. All rights reserved.
//
import UIKit
final class TextActionsController: NSObject,
IssueTextActionsViewDelegate,
UINavigationControllerDelegate,
UIImagePickerControllerDelegate,
ImageUploadDelegate {
private weak var textView: UITextView?
weak var viewController: UIViewController?
private var client: GithubClient?
// MARK: Public API
func configure(client: GithubClient, textView: UITextView, actions: IssueTextActionsView) {
self.client = client
self.textView = textView
actions.delegate = self
}
// MARK: IssueTextActionsViewDelegate
func didSelect(actionsView: IssueTextActionsView, operation: IssueTextActionOperation) {
switch operation.operation {
case .execute(let block): block()
case .wrap(let left, let right): textView?.replace(left: left, right: right, atLineStart: false)
case .line(let left): textView?.replace(left: left, right: nil, atLineStart: true)
case .uploadImage: displayUploadImage()
}
}
// MARK: Image Upload
func displayUploadImage() {
guard let superview = textView?.superview else { return }
let imagePicker = UIImagePickerController()
imagePicker.delegate = self
imagePicker.modalPresentationStyle = .popover
imagePicker.popoverPresentationController?.canOverlapSourceViewRect = true
let sourceFrame = superview.frame
let sourceRect = CGRect(origin: CGPoint(x: sourceFrame.midX, y: sourceFrame.minY), size: CGSize(width: 1, height: 1))
imagePicker.popoverPresentationController?.sourceView = superview
imagePicker.popoverPresentationController?.sourceRect = sourceRect
imagePicker.popoverPresentationController?.permittedArrowDirections = .up
viewController?.present(imagePicker, animated: true, completion: nil)
}
// MARK: UIImagePickerControllerDelegate
func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : Any]) {
guard let image = info[UIImagePickerControllerOriginalImage] as? UIImage else { return }
let username = client?.sessionManager.focusedUserSession?.username ?? Constants.Strings.unknown
guard let uploadController = ImageUploadTableViewController.create(image, username: username, delegate: self) else { return }
picker.pushViewController(uploadController, animated: true)
}
func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
picker.dismiss(animated: true, completion: nil)
}
// MARK: ImageUploadDelegate
func imageUploaded(link: String, altText: String) {
textView?.replace(left: "![\(altText)](\(link))", right: nil, atLineStart: true)
}
}