Initial commit

.config/ml4w/scripts/updates.sh

@@ -0,0 +1,82 @@
+#!/bin/bash
+#  _   _           _       _             
+# | | | |_ __   __| | __ _| |_ ___  ___  
+# | | | | '_ \ / _` |/ _` | __/ _ \/ __| 
+# | |_| | |_) | (_| | (_| | ||  __/\__ \ 
+#  \___/| .__/ \__,_|\__,_|\__\___||___/ 
+#       |_|                              
+#  
+
+script_name=$(basename "$0")
+
+# Count the instances
+instance_count=$(ps aux | grep -F "$script_name" | grep -v grep | grep -v $$ | wc -l)
+
+if [ $instance_count -gt 1 ]; then
+    sleep $instance_count
+fi
+
+
+# ----------------------------------------------------- 
+# Define threshholds for color indicators
+# ----------------------------------------------------- 
+
+threshhold_green=0
+threshhold_yellow=25
+threshhold_red=100
+install_platform="$(cat ~/.config/ml4w/settings/platform.sh)"
+
+# Check if platform is supported
+case $install_platform in
+    arch)
+        aur_helper="$(cat ~/.config/ml4w/settings/aur.sh)"
+
+        # ----------------------------------------------------- 
+        # Calculate available updates
+        # ----------------------------------------------------- 
+
+        # flatpak remote-ls --updates
+
+        # -----------------------------------------------------------------------------
+        # Check for pacman or checkupdates-with-aur database lock and wait if necessary
+        # -----------------------------------------------------------------------------
+        check_lock_files() {
+            local pacman_lock="/var/lib/pacman/db.lck"
+            local checkup_lock="${TMPDIR:-/tmp}/checkup-db-${UID}/db.lck"
+
+            while [ -f "$pacman_lock" ] || [ -f "$checkup_lock" ]; do
+                sleep 1
+            done
+        }
+
+        check_lock_files
+
+        updates=$(checkupdates-with-aur | wc -l)
+    ;;
+    fedora)
+        updates=$(dnf check-update -q | grep -c ^[a-z0-9])
+    ;;
+    *)
+        updates=0
+    ;;
+esac
+
+# ----------------------------------------------------- 
+# Output in JSON format for Waybar Module custom-updates
+# ----------------------------------------------------- 
+
+css_class="green"
+
+if [ "$updates" -gt $threshhold_yellow ]; then
+    css_class="yellow"
+fi
+
+if [ "$updates" -gt $threshhold_red ]; then
+    css_class="red"
+fi
+
+if [ "$updates" -gt $threshhold_green ]; then
+    printf '{"text": "%s", "alt": "%s", "tooltip": "Click to update your system", "class": "%s"}' "$updates" "$updates" "$css_class"
+else
+    printf '{"text": "0", "alt": "0", "tooltip": "No updates available", "class": "green"}'
+fi