scripts: add script to read QR codes

scripts/default.nix

@@ -50,6 +50,7 @@ create_scripts
     color_picker = [ grim slurp wl-clipboard libnotify imagemagick ];
     dzadd = [ procps libnotify final.wdmenu jq mpv pqiv python3Packages.deemix mpc-cli final.mpdDup ];
     mpdDup = [ mpc-cli perl ];
+    readQrCode = [ grim zbar wl-clipboard ];
   } // lib.mapAttrs import_script {
   wdmenu = ./wdmenu.nix;
   wlauncher = ./wlauncher.nix;

scripts/readQrCode

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+set -o pipefail
+
+main() {
+
+    if wl-paste | zbarimg -q --raw - | wl-copy
+    then
+        notify-send "Copied" "QrCode was copied to clipboard"
+        rm "$LOGFILE"
+    else
+        notify-send "Failed to read QrCode" "Log file is '$LOGFILE'"
+    fi
+
+}
+
+LOGFILE=$(mktemp /tmp/qrcode-XXXXXXXX.log)
+main > "$LOGFILE" 2>&1