#!/bin/bash

red=$(tput setaf 1)
reset=$(tput sgr0)
# print given message in red
error() { printf '%s%s%s\n' "$red" "$*" "$reset"; }
# print given message and exit
die() { error "$*"; exit 1; }

# set the fake display for unit tests
export DISPLAY=:99.0
/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -ac -screen 0 1024x768x24

# name the parameters
NLS="$1"
TOOL="$2"
CC="$3"
CXX="$4"
CXXSTD="$5"
OPT="$6"
WML_TESTS="$7"
WML_TEST_TIME="$8"
PLAY_TEST="$9"
MP_TEST="${10}"
BOOST_TEST="${11}"
LTO="${12}"
SAN="${13}"
VALIDATE="${14}"
TYPE="${15}"

if [ "$OPT" == "-O0" ]; then
    STRICT="true"
    build_timeout=35
else
    STRICT="false"
    build_timeout=40
fi

if [ "$CXXSTD" == "17" ]; then
    STRICT="true"
fi

echo "Using configuration:"
echo "NLS: $NLS"
echo "TOOL: $TOOL"
echo "CC: $CC"
echo "CXX: $CXX"
echo "CXXSTD: $CXXSTD"
echo "OPT: $OPT"
echo "WML_TESTS: $WML_TESTS"
echo "WML_TEST_TIME: $WML_TEST_TIME"
echo "PLAY_TEST: $PLAY_TEST"
echo "MP_TEST: $MP_TEST"
echo "BOOST_TEST: $BOOST_TEST"
echo "LTO: $LTO"
echo "SAN: $SAN"
echo "VALIDATE: $VALIDATE"
echo "TYPE: $TYPE"

echo "STRICT: $STRICT"
echo "build_timeout(mins): $build_timeout"

$CXX --version

if [ "$NLS" == "true" ]; then
    cmake -DENABLE_NLS=true -DENABLE_GAME=false -DENABLE_SERVER=false -DENABLE_CAMPAIGN_SERVER=false -DENABLE_TESTS=false
    make VERBOSE=1 -j2 || exit 1
    make clean

    scons translations build=release --debug=time nls=true jobs=2
elif [ "$TYPE" == "mingw" ]; then
    scons wesnoth wesnothd build=release \
        cxx_std=$CXXSTD opt="$OPT" strict="$STRICT" \
        nls=false enable_lto="$LTO" sanitize="$SAN" jobs=2 --debug=time \
        arch=x86-64 prefix=/windows/mingw64 gtkdir=/windows/mingw64 host=x86_64-w64-mingw32
elif [ "$TYPE" == "steamrt" ]; then
    scons ctool=$CC cxxtool=$CXX boostdir=/usr/local/include boostlibdir=/usr/local/lib extra_flags_config=-lrt \
        cxx_std=$CXXSTD opt="$OPT" strict="$STRICT" nls=false enable_lto="$LTO" sanitize="$SAN" jobs=2 --debug=time \
        build=release
else
    SECONDS=0

    if [ "$TOOL" == "cmake" ]; then
        echo "max_size = 200M" > $HOME/.ccache/ccache.conf
        echo "compiler_check = content" >> $HOME/.ccache/ccache.conf

        cmake -DCMAKE_BUILD_TYPE=Release -DENABLE_GAME=true -DENABLE_SERVER=true -DENABLE_CAMPAIGN_SERVER=true -DENABLE_TESTS=true -DENABLE_NLS=false \
              -DEXTRA_FLAGS_CONFIG="-pipe" -DOPT="$OPT" -DENABLE_STRICT_COMPILATION="$STRICT" -DENABLE_LTO="$LTO" -DLTO_JOBS=2 -DENABLE_MYSQL=true -DSANITIZE="$SAN" \
              -DCXX_STD="$CXXSTD" -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache && \
              make VERBOSE=1 -j2
        BUILD_RET=$?

        ccache -s
        ccache -z
    else
        scons wesnoth wesnothd campaignd boost_unit_tests build=release \
              ctool=$CC cxxtool=$CXX cxx_std=$CXXSTD \
              extra_flags_config="-pipe" opt="$OPT" strict="$STRICT" forum_user_handler=true \
              nls=false enable_lto="$LTO" sanitize="$SAN" jobs=2 --debug=time
        BUILD_RET=$?
    fi

    if [ $BUILD_RET != 0 ]; then
        exit $BUILD_RET
    fi

    if (( SECONDS > 60*build_timeout )); then
        die "Insufficient time remaining to execute unit tests. Exiting now to allow caching to occur. Please restart the job."
    fi

# needed since bash returns the exit code of the final command executed, so a failure needs to be returned if any unit tests fail
    EXIT_VAL=0

    # print given message ($1) and execute given command; sets EXIT_VAL on failure
    execute() {
        local message=$1; shift
        printf 'Executing %s\n' "$message"
        if "$@"; then
            : # success
        else
            EXIT_VAL=$?
            error "$message failed! ($*)"
        fi
    }

    if [ "$VALIDATE" = "true" ]; then
        execute "WML validation" ./utils/travis/schema_validation.sh
    fi

    if [ "$WML_TESTS" = "true" ]; then
        execute "WML tests" ./run_wml_tests -g -v -c -t "$WML_TEST_TIME"
    fi

    if [ "$PLAY_TEST" = "true" ]; then
        execute "Play tests" ./utils/travis/play_test_executor.sh
    fi

    if [ "$MP_TEST" = "true" ]; then
        execute "MP tests" ./utils/travis/mp_test_executor.sh
    fi

    if [ "$BOOST_TEST" = "true" ]; then
        execute "Boost unit tests" ./utils/travis/test_executor.sh
    fi

    if [ -f "errors.log" ]; then
        error $'\n*** \n*\n* Errors reported in wml unit tests, here is errors.log...\n*\n*** \n'
        cat errors.log
    fi

    exit $EXIT_VAL
fi