Improve efficiency

Call checkupdates only once

PKGBUILD

@@ -2,33 +2,25 @@
 
 # Maintainer: Daniele Fucini <dfucini [at] gmail [dot] com>
 
-pkgname=update-notify-git
+pkgname=update-notify
-_pkgname=update-notify
+pkgver=2.0
-pkgdesc='Notify when updates are available'
-pkgver=0.0.1
 pkgrel=1
-url="https://github.com/Fuxino/${_pkgname}"
+pkgdesc='Notify when updates are available'
 arch=('any')
-license=('GPL3')
+url="https://git.shouldnt.work/fuxino/${pkgname}"
+license=('GPL-3.0-or-later')
+depends=('pacman-contrib'
+         'aurutils')
 makedepends=('git')
-depends=('rsync')
+optdepends=('git-monitor: to check git repos for updates')
-source=(git+${url}.git?signed#branch=master)
+source=(git+${url}?signed#tag=${pkgver})
 validpgpkeys=('7E12BC1FF3B6EDB2CD8053EB981A2B2A3BBF5514')
-sha256sums=('SKIP')
+sha256sums=('907b2f1ad229096dc520a65e8e4319dba575a759d2e23248aff810e01d0c4a02')
-
-pkgver() 
-{  
-    cd ${_pkgname}
-    git describe --long --tags | sed 's/\([^-]*-g\)/r\1/;s/-/./g'
-}
-
-prepare()
-{
-    git -C ${srcdir}/${_pkgname} clean -dfx
-}
 
 package()
 {
-    cd ${srcdir}/${_pkgname}
+    cd ${srcdir}/${pkgname}
-    install -Dm755 ${_pkgname} ${pkgdir}/usr/bin/${_pkgname}
+    install -Dm755 ${pkgname} ${pkgdir}/usr/bin/${pkgname}
+    install -Dm644 ${pkgname}.service ${pkgdir}/usr/lib/systemd/user/${pkgname}.service
+    install -Dm644 ${pkgname}.timer ${pkgdir}/usr/lib/systemd/user/${pkgname}.timer
 }

update-notify

@@ -1,16 +1,69 @@
 #!/bin/bash
 
-if [ "$#" -eq 1 ]; then
+# Default threshold or user argument
-    threshold=$1
+threshold=${1:-30}
-else
+
-    threshold=30
+# Fetch checkupdates once to prevent multiple network/disk calls
+mapfile -t arch_list < <(checkupdates 2>/dev/null)
+arch_updates=${#arch_list[@]}
+
+# Count AUR updates safely
+aur_updates=$(aur repo -u -d aur-local 2>/dev/null | wc -l)
+updates=$((arch_updates + aur_updates))
+
+# Check kernel running environment
+running_kernel=$(uname -r)
+is_lts=0; [[ $running_kernel == *lts* ]] && is_lts=1
+
+# Convert the array to a single string for quick regex matching
+arch_str="${arch_list[*]}"
+
+# Check for custom package updates in the list
+has_custom=0;     [[ $arch_str == *linux-custom* ]] && has_custom=1
+has_custom_lts=0; [[ $arch_str == *linux-lts-custom* ]] && has_custom_lts=1
+
+# Define localized logic for kernel checking
+check_kernel_update() {
+    local pkg=$1
+    local item
+
+    # Precise array element matching (avoids false-positive substring matches)
+    for item in "${arch_list[@]}"; do
+        if [[ "$item" == "$pkg "* ]]; then
+            return 0 # Package found in the updates array, update is definitely available
+        fi
+    done
+
+    # Fallback to vercmp if running kernel doesn't match the sync repo
+    local repo_ver
+    repo_ver=$(pacman -Si "$pkg" 2>/dev/null | awk -F': ' '/Version/ {print $2}')
+
+    # Crucial Fix: vercmp returns > 0 ONLY if repo_ver is strictly newer than running_kernel
+    if [[ -n $repo_ver ]] && (( $(vercmp "$repo_ver" "$running_kernel") > 0 )); then
+        return 0
+    fi
+    return 1
+}
+
+# Evaluate Kernel notifications based on environment
+if (( is_lts == 0 && has_custom == 0 )); then
+    check_kernel_update "linux" && notify-send "Kernel update available" "Rebuild custom kernel"
+elif (( is_lts == 1 && has_custom_lts == 0 )); then
+    check_kernel_update "linux-lts" && notify-send "LTS Kernel update available" "Rebuild custom kernel"
 fi
 
-arch_updates=$(checkupdates | wc -l)
-aur_updates=$(aur repo -u | wc -l)
 
-updates=$(($arch_updates + $aur_updates))
+# Main updates notification threshold logic
-
+if (( updates >= threshold )); then
-if [ "$updates" -ge "$threshold" ]; then
     notify-send "Updates available" "Arch: $arch_updates, AUR: $aur_updates"
+
+    # Directly check command availability inline (no function needed)
+    if command -v git-monitor >/dev/null 2>&1; then
+        notify-send "Check git packages" "Use git-monitor for git packages updates"
     fi
+
+    if command -v fwupdmgr >/dev/null 2>&1; then
+        notify-send "Check firmware" "Use fwupdmgr to check for firmware updates"
+    fi
+fi
+

update-notify.service

@@ -0,0 +1,7 @@
+[Unit]
+Description=Notify if updates are available
+
+[Service]
+ExecStart=/usr/bin/update-notify 30
+Type=simple
+Restart=no

update-notify.timer

@@ -0,0 +1,10 @@
+[Unit]
+Description=Run update-notify every 6 hours
+
+[Timer]
+OnBootSec=5min
+OnUnitActiveSec=12h
+Persistent=true
+
+[Install]
+WantedBy=timers.target