Added help option -h.

audiogame-manager.sh

@@ -57,6 +57,15 @@ checklist() {
     exit 0
 }
 
+help() {
+    echo -e "Usage:\n"
+    echo "With no arguments, open the game launcher."
+    for i in "${!command[@]}" ; do
+        echo "-${i}: ${command[${i}]}"
+    done | sort
+    exit 0
+}
+
 install_wine_bottle() {
     local bottle="${game,,}"
     bottle="${bottle//[[:space:]]/-}"
@@ -249,17 +258,21 @@ if [[ $# -eq 0 ]]; then
 fi
 
 # Array of command line arguments
-command=(
+declare -A command=(
-    "c" # Check wine environment
+    [c]="Check your system for necessary components."
-    "i" # Install games
+    [h]="This help screen."
-    "m" # Manually handle install screens
+    [i]="Install games."
-    "r" # Remove a game
+    [m]="Manually handle install screens instead of using xdotools."
+    [r]="Remove a game. This will delete all game data."
 )
 
-while getopts "${command[*]//[[:space:]]/}" i ; do
+# Convert the keys of the associative array to a format usable by getopts
+args="${!command[*]}"
+args="${args//[[:space:]]/}"
+while getopts "${args}" i ; do
     case "$i" in
         c) checklist;;
-        h) show_help;;
+        h) help;;
         i) game_installer;;
         m) manualInstall="true";;
         r) game_removal;;