#!/bin/bash


TESTSERVER_LOGS="/tmp/django_test_server_logs.`date +%F_%T`"

if [ -z "$WORKSPACE_INFO" ]; then
    WORKSPACE_INFO="workspace.info.js"
fi

WORKSPACE_URL_LINE=`grep -v '^[[:space:]]*//' "$WORKSPACE_INFO" | grep WORKSPACE_URL | head -n 1`
echo "Workspace_url_line : $WORKSPACE_URL_LINE"

SERVER_IP=`echo "$WORKSPACE_URL_LINE" | sed "s|^.*http://\([-._[:alnum:]]*\).*$|\1|"`
if [ "$SERVER_IP" = "$WORKSPACE_URL_LINE" ]; then
    echo "No ip found in WORKSPACE_URL, using localhost"
    SERVER_IP="127.0.0.1"
fi

SERVER_PORT=`echo "$WORKSPACE_URL_LINE" | sed "s|^.*http://[-._[:alnum:]]*:\([0-9]*\).*$|\1|"`
if [ "$SERVER_PORT" = "$WORKSPACE_URL_LINE" ]; then
    echo "No port found in WORKSPACE_URL, using 80"
    SERVER_PORT="80"
fi

echo "Test server : $SERVER_IP:$SERVER_PORT"

if [ -z "$TESTSERVER_STARTED" ]; then
    echo "Starting test server"
    cd ..
    nohup ./bin/django testserver --noinput localhost:$SERVER_PORT initial_data roles_generic test_suite > $TESTSERVER_LOGS 2>&1 &
    TESTSERVER_PID=$!
    cd "test-suite"
fi

# Exports browsers _BIN variables for karma
export CHROME_BIN=`which chromium`
if [ -z "$CHROME_BIN" ]; then
	export CHROME_BIN=`which chrome`
fi
if [[ -z "$CHROME_BIN" && $OSTYPE =~ ^darwin ]]; then
	CHROME_BIN_BASE=`mdfind "kMDItemCFBundleIdentifier == 'com.google.Chrome'"`
	export CHROME_BIN="$CHROME_BIN_BASE/Contents/MacOS/Google Chrome"
fi
export PHANTOMJS_BIN=`which phantomjs`

export FIREFOX_BIN=`which firefox`
if [[ -z "$FIREFOX_BIN" && $OSTYPE =~ ^darwin ]]; then
	FIREFOX_BIN_BASE=`mdfind "kMDItemCFBundleIdentifier == 'org.mozilla.firefox'"`
	export FIREFOX_BIN="$FIREFOX_BIN_BASE/Contents/MacOS/firefox"
fi

export SAFARI_BIN=`which safari`
if [[ -z "$SAFARI_BIN" && $OSTYPE =~ ^darwin ]]; then
	SAFARI_BIN_BASE=`mdfind "kMDItemCFBundleIdentifier == 'com.apple.Safari'"`
	export SAFARI_BIN="$SAFARI_BIN_BASE/Contents/MacOS/safari"
fi

if [ -x ./node_modules/.bin/karma ]; then
   KARMA=./node_modules/.bin/karma
else
   KARMA=`which karma`
fi


CONNECTION_TIMEOUT=10
TESTSERVER_START_WAIT=15
TESTSERVER_LOOP_WAIT=5
TESTSERVER_WAIT_LOOP_NB=5

if [[ -x `which nc` ]]; then
	SERVER_TEST_CMD="nc -w $CONNECTION_TIMEOUT -z $SERVER_IP $SERVER_PORT"
elif [[ -x `which curl` ]]; then
	SERVER_TEST_CMD="curl -m $CONNECTION_TIMEOUT --output /dev/null --silent --head --fail http://$SERVER_IP:$SERVER_PORT"
elif [[ -x `which wget` ]]; then
	SERVER_TEST_CMD="wget --timeout=$CONNECTION_TIMEOUT -q --spider http://$SERVER_IP:$SERVER_PORT"
fi

echo "Using '$SERVER_TEST_CMD' to probe test server $SERVER_IP:$SERVER_PORT availability"

if [[ -z "$SERVER_TEST_CMD" ]]; then
	echo "No http tool available so blindly waiting $TESTSERVER_START_WAIT seconds to let test server start"
	sleep $TESTSERVER_START_WAIT
else
	SERVER_STARTED=false
	for i in $(seq 1 $TESTSERVER_WAIT_LOOP_NB); do
		echo "and waiting $TESTSERVER_LOOP_WAIT seconds"
		sleep $TESTSERVER_LOOP_WAIT
		if $SERVER_TEST_CMD; then
			SERVER_STARTED=true
			break
		fi
	done
	if ! $SERVER_STARTED && [ $i -eq $TESTSERVER_WAIT_LOOP_NB ]; then
		 echo "timeouted waiting for test server $SERVER_IP:$SERVER_PORT to start"
		 exit 1
	fi
fi

echo "---------------------"
echo "$KARMA start $@"
"$KARMA" start $@


if [ -z "$TESTSERVER_STARTED" ]; then
    read -p "Keep testserver (PID $TESTSERVER_PID) running ? (y/N)" -n 1 -r -t 5
    echo    # (optional) move to a new line
    
    if [[ $REPLY =~ ^[Yy]$ ]]; then
    	exit 0
    fi

    kill $TESTSERVER_PID
fi