From ea7006ad743375855fab434f4e6e9caf4274bfb5 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Sat, 13 May 2023 18:06:44 +0300
Subject: MessageInputView conversion

---
 Juick/Views/MessageInputView.swift | 47 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 Juick/Views/MessageInputView.swift

(limited to 'Juick/Views/MessageInputView.swift')

diff --git a/Juick/Views/MessageInputView.swift b/Juick/Views/MessageInputView.swift
new file mode 100644
index 0000000..2a923e2
--- /dev/null
+++ b/Juick/Views/MessageInputView.swift
@@ -0,0 +1,47 @@
+//
+//  MessageInputView.swift
+//  Juick
+//
+//  Created by Vitaly Takmazov on 13.05.2023.
+//  Copyright © 2023 com.juick. All rights reserved.
+//
+
+import UIKit
+
+@objc protocol MessageInputDelegate {
+    @objc func textSent(_ text: String)
+}
+
+@objc
+class MessageInputView: UIVisualEffectView, UITextViewDelegate {
+    @IBOutlet weak var bottomConstraint: NSLayoutConstraint!
+    @IBOutlet weak var textHeightConstraint: NSLayoutConstraint!
+    @IBOutlet weak var topMarginConstraint: NSLayoutConstraint!
+    @IBOutlet weak var textView: UITextView!
+    @IBOutlet weak var sendButton: UIButton!
+
+    @IBAction func sendPressed(_ sender: Any) {
+        self.delegate?.textSent(self.textView.text)
+        self.textView.text = nil
+    }
+    @objc var delegate: MessageInputDelegate?
+    
+    func textSize() -> CGSize {
+        let size  = CGSizeMake(self.textView.bounds.size.width, CGFloat(Float.greatestFiniteMagnitude))
+        return self.textView.sizeThatFits(size)
+    }
+    
+    override var intrinsicContentSize: CGSize {
+        var viewSize = self.textSize()
+        viewSize.height = viewSize.height + self.bottomConstraint.constant + self.topMarginConstraint.constant
+        return viewSize
+    }
+    
+    func textViewDidChange(_ textView: UITextView) {
+        if (self.textSize().height != self.textHeightConstraint.constant) {
+            self.textHeightConstraint.constant = self.textSize().height
+            layoutIfNeeded()
+        }
+        self.sendButton.isEnabled = self.textView.text.count > 0
+    }
+}
-- 
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