From d85c7caca73dbd7da5d5c35811ab5755fefd9cd1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kier=C3=A1n=20Meinhardt?= <kieran.meinhardt@gmail.com>
Date: Tue, 15 Sep 2020 20:33:08 +0200
Subject: [PATCH] feat(packages): improve dmenubluetooth

---
 packages/scripts/dmenubluetooth.sh | 55 ++++++++++++++++++++++++------
 1 file changed, 44 insertions(+), 11 deletions(-)

diff --git a/packages/scripts/dmenubluetooth.sh b/packages/scripts/dmenubluetooth.sh
index e646a7e..a8535db 100755
--- a/packages/scripts/dmenubluetooth.sh
+++ b/packages/scripts/dmenubluetooth.sh
@@ -1,22 +1,55 @@
 #!/bin/sh
 # UI for connecting to bluetooth devices
+set -efu
 
 bluetooth_notify() {
   notify-send --app-name=" Bluetooth" "$@"
 }
 
-bluetoothctl --timeout 1 -- scan on
+chose_device() {
+  # the output from `bluetoothctl {paired-,}devices` has a first column which always contains `Device` followed by a MAC address and the device name
+  cut -d ' ' -f2- | dmenu -i -l 5 -p "Bluetooth device"
+}
 
-bluetooth_devices="$(bluetoothctl devices | cut -d ' ' -f2-)"
+bluetoothctl scan on &
 
-chosen="$(echo "$bluetooth_devices" | dmenu -i -l 5 -p "Bluetooth device")"
-chosen_name="$(echo "$chosen" | cut -d ' ' -f2-)"
+case "$(printf "pair\nconnect\ndisconnect" | dmenu -i)" in
+  pair)
+    chosen="$(bluetoothctl devices | chose_device)"
+    chosen_name="$(echo "$chosen" | cut -d ' ' -f2-)"
 
-bluetooth_notify "$chosen_name" "Connecting ..."
+    bluetooth_notify "$chosen_name" "Pairing ..."
 
-if bluetoothctl connect "$(echo "$chosen" | cut -d ' ' -f1)"
-then
-  bluetooth_notify "✔ $chosen_name" "Connected to device."
-else
-  test "$chosen" && bluetooth_notify "❌ $chosen_name" "Failed to connect to device."
-fi
+    if bluetoothctl pair "$(echo "$chosen" | cut -d ' ' -f1)"; then
+      bluetooth_notify "✔ $chosen_name" "Paired with device."
+    else
+      test "$chosen" && bluetooth_notify "❌ $chosen_name" "Failed to pair with device."
+    fi
+  ;;
+
+  connect)
+    chosen="$(bluetoothctl paired-devices | chose_device)"
+    chosen_name="$(echo "$chosen" | cut -d ' ' -f2-)"
+
+    bluetooth_notify "$chosen_name" "Trying to connect ..."
+
+    if bluetoothctl connect "$(echo "$chosen" | cut -d ' ' -f1)"; then
+      bluetooth_notify "✔ $chosen_name" "Connected to device."
+    else # something was selected but it didn't work
+      test "$chosen" && bluetooth_notify "❌ $chosen_name" "Failed to connect to device."
+    fi
+  ;;
+
+  disconnect)
+    chosen="$(bluetoothctl paired-devices | chose_device)"
+    chosen_name="$(echo "$chosen" | cut -d ' ' -f2-)"
+
+    bluetooth_notify "$chosen_name" "Disconnecting ..."
+
+    if bluetoothctl disconnect "$(echo "$chosen" | cut -d ' ' -f1)"; then
+      bluetooth_notify "✔ $chosen_name" "Disconnected from device."
+    else # something was selected but it didn't work
+      test "$chosen" && bluetooth_notify "❌ $chosen_name" "Failed to disconnect from device."
+    fi
+  ;;
+esac