From ed1e7ab25d4634bd355c90932b2b3e78114471f5 Mon Sep 17 00:00:00 2001
From: neon443 <69979447+neon443@users.noreply.github.com>
Date: Sat, 21 Jun 2025 17:07:28 +0100
Subject: [PATCH] commiting atp pressing write sends ls\n terminal view gets
 sshhandler instead of js text sumplify writetochannel, takes a string
 implemented a terminalviewdelegate that some rason never gets to do anythoing

---
 ShhShell/SSH/SSHHandler.swift                 | 24 ++++-------
 ShhShell/Views/Terminal/TerminalView.swift    |  4 +-
 .../Views/Terminal/TextViewController.swift   | 42 +++++++++++++++++--
 3 files changed, 50 insertions(+), 20 deletions(-)

diff --git a/ShhShell/SSH/SSHHandler.swift b/ShhShell/SSH/SSHHandler.swift
index a6aa3e3..fe45992 100644
--- a/ShhShell/SSH/SSHHandler.swift
+++ b/ShhShell/SSH/SSHHandler.swift
@@ -321,31 +321,25 @@ class SSHHandler: ObservableObject {
 		write(1, buffer, Int(nbytes))
 		
 		let data = Data(bytes: buffer, count: buffer.count)
-		self.terminal.append(String(data: data, encoding: .utf8)!)
+		if let string = String(data: data, encoding: .utf8) {
+			self.terminal.append(string)
+			terminal = self.terminal.replacingOccurrences(of: "[K", with: "\n")
+		}
 	}
 	
 	private func logSshGetError() {
 		logger.critical("\(String(cString: ssh_get_error(&self.session)))")
 	}
 	
-	func writeToChannel() {
+	func writeToChannel(_ string: String) {
 		guard ssh_channel_is_open(channel) != 0 else { return }
 		guard ssh_channel_is_eof(channel) == 0 else { return }
 		
-		var buffer: [CChar] = Array(repeating: 65, count: 256)
-		var nbytes: Int
-		var nwritten: Int
+		var buffer: [CChar] = Array(string.utf8CString)
+		let nwritten = Int(ssh_channel_write(channel, &buffer, UInt32(buffer.count)))
 		
-//		readFromChannel()
-//		nbytes = Int(read(0, &buffer, buffer.count))
-		nbytes = buffer.count
-		guard nbytes > 0 else {
-			return
+		if nwritten != buffer.count {
+			print("partial write!!")
 		}
-		if nbytes > 0 {
-			nwritten = Int(ssh_channel_write(channel, &buffer, UInt32(nbytes)))
-			guard nwritten == nbytes else { return }
-		}
-//		readFromChannel()
 	}
 }
diff --git a/ShhShell/Views/Terminal/TerminalView.swift b/ShhShell/Views/Terminal/TerminalView.swift
index 1294e9b..db75fb3 100644
--- a/ShhShell/Views/Terminal/TerminalView.swift
+++ b/ShhShell/Views/Terminal/TerminalView.swift
@@ -14,9 +14,9 @@ struct TerminalView: View {
 	
     var body: some View {
 		Button("write") {
-			handler.writeToChannel()
+			handler.writeToChannel("top\n")
 		}
-		TextViewController(text: $handler.terminal)
+		TextViewController(handler: handler)
 			.toolbar {
 				ToolbarItem(placement: .cancellationAction) {
 					Button("reload") {
diff --git a/ShhShell/Views/Terminal/TextViewController.swift b/ShhShell/Views/Terminal/TextViewController.swift
index 2049688..65cdf39 100644
--- a/ShhShell/Views/Terminal/TextViewController.swift
+++ b/ShhShell/Views/Terminal/TextViewController.swift
@@ -12,23 +12,28 @@ import Runestone
 import TreeSitterBashRunestone
 
 struct TextViewController: UIViewRepresentable {
-	@Binding var text: String
+	@ObservedObject var handler: SSHHandler
 	
 	func makeUIView(context: Context) -> TextView {
 		let languageMode = TreeSitterLanguageMode(language: .bash)
 		let textView = TextView()
 		setTextViewState(on: textView)
+		
+		var editorDelegate = textView.editorDelegate
+		editorDelegate = TerminalViewDelegate(handler: handler)
+		textView.editorDelegate = editorDelegate
+		
 		textView.translatesAutoresizingMaskIntoConstraints = false
 		textView.backgroundColor = .systemBackground
 		return textView
 	}
 	
 	func updateUIView(_ textView: TextView, context: Context) {
-		textView.text = text
+		textView.text = handler.terminal
 	}
 	
 	private func setTextViewState(on textView: TextView) {
-		let text = self.text
+		let text = handler.terminal
 		DispatchQueue.global(qos: .userInitiated).async {
 			let state = TextViewState(text: text, language: .bash)
 			DispatchQueue.main.async {
@@ -37,3 +42,34 @@ struct TextViewController: UIViewRepresentable {
 		}
 	}
 }
+
+class TerminalViewDelegate: TextViewDelegate {
+	@ObservedObject var handler: SSHHandler
+	
+	init(handler: SSHHandler) {
+		self.handler = handler
+	}
+	
+	func textViewDidChangeGutterWidth(_ textView: TextView) {
+		print(textView.gutterWidth)
+	}
+	
+	func textViewDidChange(_ textView: TextView) {
+		handler.writeToChannel(textView.text)
+	}
+	
+	func textView(_ textView: TextView, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
+		print(range)
+		print(text)
+		return true
+	}
+	
+	func textViewShouldBeginEditing(_ textView: TextView) -> Bool {
+		print("can edit")
+		return true
+	}
+	
+	func textView(_ textView: TextView, shouldInsert characterPair: any CharacterPair, in range: NSRange) -> Bool {
+		return false
+	}
+}