Rearrange install.sh to split Arch thingy apart

scriptdata/install-greeting

@@ -0,0 +1,34 @@
+# This script is meant to be sourced.
+# It's not for directly running.
+
+#####################################################################################
+
+printf "\e[34m[$0]: Hi there! Before we start:\n"
+printf '\n'
+printf '[NEW] illogical-impulse is now powered by Quickshell. If you were using the old version with AGS and would like to keep it, do not run this script.\n'
+printf '      The AGS version, although uses less memory, has much worse performance (it uses Gtk3). \n'
+printf '      If you aren'\''t running on ewaste, the Quickshell version is recommended. \n'
+printf '      If you would like the AGS version anyway, run the script in its branch instead: git checkout ii-ags && ./install.sh\n'
+printf '\n'
+printf 'This script does not handle system-level/hardware stuff like Nvidia drivers.\n'
+printf "\e[00m"
+
+
+case $ask in
+  false) sleep 0 ;;
+  *) 
+    printf "\e[31m"
+    printf '\n'
+    printf 'Do you want to confirm every time before a command executes?\n'
+    printf '  y = Yes, ask me before executing each of them. (DEFAULT)\n'
+    printf '  n = No, I know everything this script will do, just execute them automatically.\n'
+    printf '  a = Abort.\n'
+    read -p "====> " p
+    case $p in
+    n) ask=false ;;
+    a) exit 1 ;;
+    *) ask=true ;;
+    esac
+    printf "\e[00m"
+    ;;
+esac