move some things to opener

app/src/main/java/eu/m724/vastapp/activity/Opener.kt

@@ -1,28 +1,93 @@
 package eu.m724.vastapp.activity
 
+import android.app.PendingIntent
 import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
+import android.os.Build
+import android.widget.Toast
 import androidx.activity.ComponentActivity
+import eu.m724.vastapp.activity.termux.TermuxSshActivity
 
 class Opener {
     companion object {
+        /**
+         * opens an url in another app
+         * usually a browser but can be another app if it's default
+         * @param url the url
+         * @param activity the activity that starts the browser activity
+         */
         fun openUrl(url: String, activity: ComponentActivity) {
             val intent = Intent(Intent.ACTION_VIEW, Uri.parse(url))
             activity.startActivity(intent)
         }
 
+        /**
+         * opens another app
+         * @param packageName package name like com.termux or eu.m724.vastapp
+         * @param activity the activity that starts the package
+         */
         fun openApp(packageName: String, activity: ComponentActivity) {
             val intent = activity.packageManager.getLaunchIntentForPackage(packageName)
             activity.startActivity(intent)
         }
 
+        /**
+         * copies text to clipboard without toast
+         * @param text the text to copy
+         * @param label what are you copying
+         * @param context the context
+         */
         fun copyToClipboard(text: String, label: String, context: Context) {
+            copyToClipboard(text, label, null, context)
+        }
+
+        /**
+         * copies text to clipboard with toast
+         * @param text the text to copy
+         * @param label what are you copying
+         * @param toast text of toast that will appear if android < 12
+         * @param context the context
+         */
+        fun copyToClipboard(text: String, label: String, toast: String?, context: Context) {
+            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S) {
+                Toast.makeText(
+                    context,
+                    toast,
+                    Toast.LENGTH_SHORT
+                ).show()
+            }
+
             val clipboardManager = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
             val clipData = ClipData.newPlainText(label, text)
             clipboardManager.setPrimaryClip(clipData)
         }
+
+        /**
+         * starts termux with command
+         * it will start [TermuxSshActivity] on finish
+         * @param context the context
+         * @param command the command, first entry is the executable and then arguments
+         */
+        fun startTermux(context: Context, command: Array<String>) {
+            val noSshIntent = Intent(context, TermuxSshActivity::class.java)
+            val pendingIntent = PendingIntent.getActivity(
+                context,
+                0,
+                noSshIntent,
+                PendingIntent.FLAG_ONE_SHOT or PendingIntent.FLAG_MUTABLE
+            )
+
+            val intent = Intent()
+            intent.setClassName("com.termux", "com.termux.app.RunCommandService")
+            intent.setAction("com.termux.RUN_COMMAND")
+            intent.putExtra("com.termux.RUN_COMMAND_PATH", command[0])
+            intent.putExtra("com.termux.RUN_COMMAND_ARGUMENTS", command.drop(1).toTypedArray())
+            intent.putExtra("com.termux.RUN_COMMAND_PENDING_INTENT", pendingIntent)
+
+            context.startForegroundService(intent)
+        }
     }
 }