# Minecraft Server Manager: Bash Completion script
# ================================================
#
# This script provides tab completion support for the
# Minecraft Server Manager command.
#
# http://marcuswhybrow.net/minecraft-server-manager/
#


# Source, if it exists, the msm profile.d script
if [ -f "/etc/profile.d/msm.sh" ]; then
	source "/etc/profile.d/msm.sh"
fi

### Utility Functions

MSM="${MSM_SCRIPT:-/etc/init.d/msm}"

# # Loads server variables
# # $1: The name of a server
# __init_server() {
# 	# Load some useful defaults
# 	SERVER_NAME="$1"
# 	SERVER_CONF="$SETTINGS_SERVER_STORAGE_PATH/$SERVER_NAME/$SETTINGS_SERVER_PROPERTIES"

# 	SERVER_PATH="$SETTINGS_SERVER_STORAGE_PATH/$SERVER_NAME"
# 	WORLD_STORAGE_PATH="$SERVER_PATH/$SETTINGS_DEFAULT_WORLD_STORAGE_PATH"
# 	WORLD_STORAGE_INACTIVE_PATH="$SERVER_PATH/$SETTINGS_DEFAULT_WORLD_STORAGE_INACTIVE_PATH"

# 	WHITELIST_PATH="$SERVER_PATH/$SETTINGS_DEFAULT_WHITELIST_PATH"
# 	BANNED_PLAYERS_PATH="$SERVER_PATH/$SETTINGS_DEFAULT_BANNED_PLAYERS_PATH"
# 	BANNED_IPS_PATH="$SERVER_PATH/$SETTINGS_DEFAULT_BANNED_IPS_PATH"
# 	OPS_PATH="$SERVER_PATH/$SETTINGS_DEFAULT_OPS_PATH"

# 	if [[ -f "$SERVER_CONF" ]]; then
# 		local name value name_upper_case
	
# 		while read line; do 
# 		 	# ignore comment lines
# 		 	if [[ "$line" =~ ^# ]]; then
# 				continue
# 			fi

# 			if [[ "$line" =~ ^msm-([\-\_a-zA-Z0-9]+)\=(\"(.*)\"|\'(.*)\'|(.*)$) ]]; then
# 				name="${BASH_REMATCH[1]}"
# 				value="${BASH_REMATCH[3]}${BASH_REMATCH[4]}${BASH_REMATCH[5]}"

# 				if is_bash_version 4; then
# 					name="${name//-/_}"
# 					name="${name//./_}"
# 					name="${name^^}"
# 				else
# 					name="$(echo "$name" | tr '[\-\.a-z]' '[\_\_A-Z]')"
# 				fi
				
# 				# Make relative paths absolute by combining with server directory
# 				if [[ "$name" =~ \-path$ ]] && [[ ! "$value" =~ ^\/ ]]; then
# 					value="${SERVER_PATH[$1]}/$value"
# 				fi

# 				# Create the variable
# 				eval ${name}=\"$value\"
# 			fi
# 		done < "$SERVER_CONF"
# 	fi
# }


### Auto Completion Function

_msm() {
	source "$MSM"
	
	local base current options
	COMPREPLY=()
	
	current="${COMP_WORDS[$COMP_CWORD]}"

	manager_property SERVER_STORAGE_PATH
	
	if [[ $COMP_CWORD == 1 ]]; then
		if [ -d "$SETTINGS_SERVER_STORAGE_PATH" ]; then
			local servers="$(ls -1 "$SETTINGS_SERVER_STORAGE_PATH")"
		fi
		options="help start stop restart version server jargroup all config $servers"
	else
		case "${COMP_WORDS[1]}" in
			stop|restart)
				if [[ $COMP_CWORD == 2 ]]; then
					options="now"
				fi
				;;
			server)
				if [[ $COMP_CWORD == 2 ]]; then
					options="list create delete rename"
				else
					case "${COMP_WORDS[2]}" in
						delete|rename)
							if [[ $COMP_CWORD == 3 && -d "$SETTINGS_SERVER_STORAGE_PATH" ]]; then
								options="$(ls -1 "$SETTINGS_SERVER_STORAGE_PATH")"
							fi
							;;
					esac
				fi
				;;
			jargroup)
				if [[ $COMP_CWORD == 2 ]]; then
					options="list create delete rename changeurl getlatest"
				else
					case "${COMP_WORDS[2]}" in
						delete|rename|changeurl|getlatest)
							manager_property JAR_STORAGE_PATH
							if [[ $COMP_CWORD == 3 && -d "$SETTINGS_JAR_STORAGE_PATH" ]]; then
								options="$(ls -1 "$SETTINGS_JAR_STORAGE_PATH")"
							fi
							;;
					esac
				fi
				;;
			*)
				# Server options
				
				local server_path="$SETTINGS_SERVER_STORAGE_PATH/${COMP_WORDS[1]}"
				if [[ "${COMP_WORDS[1]}" == "all" ]] || [ -e "$server_path" ]; then
					# If the server exists

					server_get_id "${COMP_WORDS[1]}"
					local sid="$RETURN"
					
					if [[ $COMP_CWORD == 2 ]]; then
						options="start stop restart status connected worlds logroll backup jar whitelist blacklist operator gamemode kick say time toggledownfall give xp save cmd cmdlog console config"
					else
						case "${COMP_WORDS[2]}" in
							stop|restart)
								if [[ $COMP_CWORD == 3 ]]; then
									options="now"
								fi
								;;
							worlds)
								if [[ $COMP_CWORD == 3 ]]; then
									options="list load ram todisk backup on off"
								else

									case "${COMP_WORDS[3]}" in
										ram)
											if [[ $COMP_CWORD == 4 ]]; then
												server_property "$sid" WORLD_STORAGE_PATH
												if [ -d "${SERVER_WORLD_STORAGE_PATH[$sid]}" ]; then
													options="$(ls -1 "${SERVER_WORLD_STORAGE_PATH[$sid]}")"
												fi
											fi
											;;
										on)
											if [[ $COMP_CWORD == 4 ]]; then
												server_property "$sid" WORLD_STORAGE_INACTIVE_PATH
												if [ -d "${SERVER_WORLD_STORAGE_INACTIVE_PATH[$sid]}" ]; then
													options="$(ls -1 "${SERVER_WORLD_STORAGE_INACTIVE_PATH[$sid]}")"
												fi
											fi
											;;
										off)
											if [[ $COMP_CWORD == 4 ]]; then
												server_property "$sid" WORLD_STORAGE_PATH
												if [ -d "${SERVER_WORLD_STORAGE_PATH[$sid]}" ]; then
													options="$(ls -1 "${SERVER_WORLD_STORAGE_PATH[$sid]}")"
												fi
											fi
											;;
									esac
								fi
								;;
							jar)
								manager_property JAR_STORAGE_PATH
								if [[ $COMP_CWORD == 3 && -d "$SETTINGS_JAR_STORAGE_PATH" ]]; then
									options="$(ls -1 "$SETTINGS_JAR_STORAGE_PATH")"
								fi
								
								if [[ $COMP_CWORD == 4 && -d "$SETTINGS_JAR_STORAGE_PATH/${COMP_WORDS[3]}" ]]; then
									options="$(find "$SETTINGS_JAR_STORAGE_PATH/${COMP_WORDS[3]}" -type f -name "*.jar" -exec basename {} \;)"
								fi
								;;
							whitelist|wl)
								if [[ $COMP_CWORD == 3 ]]; then
									options="on off add remove list"
								else
									case "${COMP_WORDS[3]}" in
										remove)
											if [[ $COMP_CWORD -ge 4 ]]; then
												server_property "$sid" WHITELIST_PATH
												if [ -f "${SERVER_WHITELIST_PATH[$sid]}" ]; then
													options="$(cat "${SERVER_WHITELIST_PATH[$sid]}")"
												fi
											fi
											;;
									esac
								fi
								;;
							blacklist|bl)
								if [[ $COMP_CWORD == 3 ]]; then
									options="player ip list"
								else
									case "${COMP_WORDS[3]}" in
										player)
											if [[ $COMP_CWORD == 4 ]]; then
												options="add remove"
											else
												case "${COMP_WORDS[4]}" in
													remove)
														if [[ $COMP_CWORD -ge 5 ]]; then
															server_property "$sid" BANNED_PLAYERS_PATH
															if [ -f "${SERVER_BANNED_PLAYERS_PATH[$sid]}" ]; then
																options="$(cat "${SERVER_BANNED_PLAYERS_PATH[$sid]}")"
															fi
														fi
														;;
												esac
											fi
											;;
										ip)
											if [[ $COMP_CWORD == 4 ]]; then
												options="add remove"
											else
												case "${COMP_WORDS[4]}" in
													remove)
														if [[ $COMP_CWORD -ge 5 ]]; then
															server_property "$sid" BANNED_PLAYERS_PATH
															if [ -f "${SERVER_BANNED_IPS_PATH[$sid]}" ]; then
																options="$(cat "${SERVER_BANNED_IPS_PATH[$sid]}")"
															fi
														fi
														;;
												esac
											fi
											;;
									esac
								fi
								;;
							operator|op)
								if [[ $COMP_CWORD == 3 ]]; then
									options="add remove list"
								else
									case "${COMP_WORDS[3]}" in
										remove)
											if [[ $COMP_CWORD -ge 4 ]]; then
												server_property "$sid" OPS_PATH
												if [ -f "${SERVER_OPS_PATH[$sid]}" ]; then
													options="$(cat "${SERVER_OPS_PATH[$sid]}")"
												fi
											fi
											;;
									esac
								fi
								;;
							gamemode|gm)
								if [[ $COMP_CWORD == 3 ]]; then
									options="survival creative"
								fi
								;;
							time)
								if [[ $COMP_CWORD == 3 ]]; then
									options="set add"
								fi
								;;
							save)
								if [[ $COMP_CWORD == 3 ]]; then
									options="on off all"
								fi
								;;
							config)
								if [[ $COMP_CWORD == 3 ]]; then
									server_property "$sid" SERVER_CONF
									options="$(more "${SERVER_CONF[$sid]}" | sed 's/=.*$//' | grep -v '#')";
								fi
								;;
						esac
								
					fi
				fi
				;;
		esac
	fi
	
	COMPREPLY=( $(compgen -W "${options}" -- ${current}) )
	return 0
}

complete -F _msm msm