#!/bin/sh

set -e
set -x

#if OS is linux or is not set
if [ "$TRAVIS_OS_NAME" = "linux" -o -z "$TRAVIS_OS_NAME" ]; then
    export CC=gcc-6
    export CXX=g++-6
    mkdir -p $HOME/.local

    if [ ! -e $HOME/.local/bin/cmake ]; then
        echo "CMake not found in the cache, get and extract it..."
        curl -L http://www.cmake.org/files/v3.6/cmake-3.6.3-Linux-x86_64.tar.gz \
            | tar -xz -C $HOME/.local --strip-components=1
    else
        echo "Using cached CMake"
    fi

    if [ ! -e $HOME/.local/lib/libSDL2.la ]; then
        echo "SDL2 not found in cache, get and build it..."
        wget http://libsdl.org/release/SDL2-2.0.5.tar.gz -O - | tar xz
        cd SDL2-2.0.5
        ./configure --prefix=$HOME/.local
        make -j4 && make install
    else
        echo "Using cached SDL2"
    fi

    export DEBIAN_FRONTEND=noninteractive
    # Amazing placebo security
    curl http://apt.llvm.org/llvm-snapshot.gpg.key | sudo -E apt-key add -
    sudo -E add-apt-repository "deb http://apt.llvm.org/trusty/ llvm-toolchain-trusty-3.9 main"
    sudo -E apt-get -yq update
    sudo -E apt-get -yq install clang-format-3.9

elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
    brew update
    brew install qt5 sdl2 dylibbundler
fi