more updates

gui

@@ -1,6 +1,18 @@
 #!/bin/bash
 DIRECTORY="$(readlink -f "$(dirname "$0")")"
-echo "$DIRECTORY"
+
+function error {
+  echo -e "\e[91m$1\e[39m"
+  exit 1
+}
+
+[ -z $(yad --help) ] && error "YAD needs to be installed to run pi-apps."
+
+#check for updates in background
+"${DIRECTORY}/updater" &
+
+mkdir -p "${DIRECTORY}/data/installed-packages" "${DIRECTORY}/data/status"
+
 while true;do
 
   APPS="$(echo "$(ls "${DIRECTORY}/apps")" | grep -v 'template')"
@@ -25,7 +37,7 @@ $i
   IFS="$PREIFS"
   LIST="$(echo -e "$LIST")"
   #echo "$LIST"
-  output="$(echo -e "$LIST" | yad --center --title='Pi-Apps' --width=300 --height=300 --no-headers \
+  output="$(echo -e "$LIST" | yad --center --title='Pi-Apps' --width=310 --height=300 --no-headers \
     --list --separator='\n' --window-icon="${DIRECTORY}/icons/logo.png" \
     --column=:IMG --column=:IMG --column=Name --column=tip:HD --print-column=3 --tooltip-column=4 \
     --button=Install!"${DIRECTORY}/icons/install.png":4 \
@@ -47,7 +59,6 @@ $i
       echo "Error"
       exit 1
       ;;
-
     0)
       echo "Details"
       
@@ -73,7 +84,6 @@ $(echo "$(cat "${DIRECTORY}/apps/${output}/description" || echo "Description una
         --button=Uninstall!"${DIRECTORY}/icons/uninstall.png":2 \
         --button=Back!"${DIRECTORY}/icons/back.png":0
       ;;
-
     2)
       echo "Uninstall"
       "${DIRECTORY}/manage" uninstall "$output"
@@ -82,5 +92,8 @@ $(echo "$(cat "${DIRECTORY}/apps/${output}/description" || echo "Description una
       echo "Install"
       "${DIRECTORY}/manage" install "$output"
       ;;
+    *)
+    error "Unknown button: $button"
+    ;;
   esac
 done

install

@@ -1,23 +1,21 @@
 #!/bin/bash
 
-#has newline chars to display properly
-packagelist="$(echo "yad" | tr ' ' '\n')"
+function error {
+  echo -e "\e[91m$1\e[39m"
+  exit 1
+}
 
 DIRECTORY="$(readlink -f "$(dirname "$0")")"
 
-echo -e "$packagelist" | zenity --title='Pi-Apps' --window-icon="${DIRECTORY}/icons/logo.png" \
-	--list --text=" These packages are required but not installed.   \n Install them now?" \
-	--ok-label=Yes --cancel-label=No \
-	--column=foo --hide-header 2>/dev/null
-button=$?
+if [ -z "$(dpkg-query -W --showformat='${Status}\n' yad 2>/dev/null | grep "install ok installed")" ];then
+  zenity --title='Pi-Apps' --window-icon="${DIRECTORY}/icons/logo.png" \
+	  --list --text="YAD is required but not installed.   \n Install now?" \
+	  --ok-label=Yes --cancel-label=No \
+	  --column=foo --hide-header 2>/dev/null || error "User declined."
 
-#echo $button
-if [ ! $button -eq 0 ];then
-  echo "User declined."
-  exit 1
+
+  lxterminal --title="Installing YAD" -e "sudo apt install -y yad;echo -e '\nClosing in 5 seconds.';sleep 5"
 fi
-#else
-lxterminal --title="Installing $packagelist" -e "sudo apt install -y $PKG_LIST;echo -e '\nInstallation finished.\nClosing in 5 seconds.';sleep 5"
 
 echo "Creating menu button..."
 echo -n '' > ${HOME}/.local/share/applications/pi-apps.desktop
@@ -29,3 +27,8 @@ Icon=${DIRECTORY}/icons/logo.png
 Terminal=false
 Type=Application
 Categories=Utility;" >> ${HOME}/.local/share/applications/pi-apps.desktop
+
+cp -f ${HOME}/.local/share/applications/pi-apps.desktop ${HOME}/Desktop/pi-apps.desktop
+
+echo "Installation complete."
+

manage

@@ -14,6 +14,8 @@ if [ -z "$1" ];then
   error "You need to specify an operation, and in most cases, which app to operate on."
 fi
 
+mkdir -p "${DIRECTORY}/data/status"
+
 if [ "$1" == 'install' ];then
   #INSTALL
   #for this operation, a program name must be specified.

pkg-install

@@ -61,7 +61,10 @@ do
   fi
 done
 
+mkdir 
+
 #save that list of installed packages in the program directory for future removal
+mkdir -p "${DIRECTORY}/data/installed-packages"
 echo "$INSTALL_LIST" >> "${DIRECTORY}/data/installed-packages/${PRG}"
 
 if [ ! -z "$INSTALL_LIST" ];then

uninstall

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+function error {
+  echo -e "\e[91m$1\e[39m"
+  exit 1
+}
+
+DIRECTORY="$(readlink -f "$(dirname "$0")")"
+
+if [ -z "$(dpkg-query -W --showformat='${Status}\n' yad 2>/dev/null | grep "install ok installed")" ];then
+  zenity --title='Pi-Apps' --window-icon="${DIRECTORY}/icons/logo.png" \
+	  --list --text="Do you want to uninstall YAD?" \
+	  --ok-label=Yes --cancel-label=No \
+	  --column=foo --hide-header 2>/dev/null && lxterminal --title="Uninstalling YAD" -e "sudo apt purge -y yad;echo -e '\nClosing in 5 seconds.';sleep 5"
+fi
+
+echo "Removing menu button..."
+rm -f ${HOME}/.local/share/applications/pi-apps.desktop
+rm -f ${HOME}/Desktop/pi-apps.desktop
+
+echo -e "\e[32mUninstallation complete.
+\e[97mIf Pi-apps didn"\'"t work for you, \e[4m\e[21m\e[5mPLEASE\e[0m\e[97m consider submitting a \e[1mbug report\e[0m!
+--> \e[96mhttps://github.com/Botspot/pi-apps/issues/new\e[39m"
+

updater

@@ -7,6 +7,18 @@ function error {
   exit 1
 }
 
+#if updates not checked for today, then check for updates now
+if [ -f "${DIRECTORY}/data/last-update-check" ] && [ "$(date +%j)" == "$(cat "${DIRECTORY}/data/last-update-check")" ];then
+  echo "Already checked for updates today, so no need to check again.
+To forcibly check for updates now, either delete ${DIRECTORY}/data/last-update-check,
+or press any key within the next 20 seconds."
+  read -n 1 -t 20 || exit 0
+  echo ''
+fi
+
+#write today's date to file. Format is "number of days since jan 1"
+echo "$(date +%j)" > "${DIRECTORY}/data/last-update-check"
+
 #generate app update status info
 updatable="$("${DIRECTORY}/manage" check-all | tail -1)"
 
@@ -79,11 +91,11 @@ fi
 LIST="${LIST::-1}"
 #echo "List: ${LIST}EOL"
 
-echo -e "$LIST" | yad --center --title='Pi-Apps' --width=300 --height=300 --no-headers \
+echo -e "$LIST" | yad --center --title='Pi-Apps' --width=310 --height=300 --no-headers \
   --list --separator='\n' --window-icon="${DIRECTORY}/icons/logo.png" \
   --text='Updates available:' \
   --column=:IMG --column=Name \
-  --button=Cancel!"${DIRECTORY}/icons/exit.png":1 \
+  --button='Later'!"${DIRECTORY}/icons/exit.png"!'Remind me tomorrow':1 \
   --button='Update now'!"${DIRECTORY}/icons/download.png":0 \
   2>/dev/null