#!/bin/sh
# Copyright (C) Pierre d'Herbemont, 2010
# Copyright (C) Felix Paul Kühne, 2012-2013

set -e

BUILD_DEVICE=yes
BUILD_SIMULATOR=no
BUILD_FRAMEWORK=no
SDK=`xcrun --sdk iphoneos --show-sdk-version`
SDK_MIN=6.1
VERBOSE=no
CONFIGURATION="Release"
NONETWORK=no
SKIPLIBVLCCOMPILATION=no

TESTEDHASH=1aaaece95

usage()
{
cat << EOF
usage: $0 [-s] [-v] [-k sdk]

OPTIONS
   -k       Specify which sdk to use (see 'xcodebuild -showsdks', current: ${SDK})
   -v       Be more verbose
   -s       Build for simulator
   -f       Build framework for device and simulator
   -d       Enable Debug
   -n       Skip script steps requiring network interaction
   -l       Skip libvlc compilation
EOF
}

spushd()
{
     pushd "$1" 2>&1> /dev/null
}

spopd()
{
     popd 2>&1> /dev/null
}

info()
{
     local green="\033[1;32m"
     local normal="\033[0m"
     echo "[${green}info${normal}] $1"
}

buildxcodeproj()
{
    local target="$2"
    if [ "x$target" = "x" ]; then
        target="$1"
    fi

    info "Building $1 ($target, ${CONFIGURATION})"

    xcodebuild -project "$1.xcodeproj" \
               -target "$target" \
               -sdk $PLATFORM$SDK \
               -configuration ${CONFIGURATION} \
               IPHONEOS_DEPLOYMENT_TARGET=${SDK_MIN} > ${out}
}

while getopts "hvsfdnlk:" OPTION
do
     case $OPTION in
         h)
             usage
             exit 1
             ;;
         v)
             VERBOSE=yes
             ;;
         s)
             BUILD_DEVICE=no
             BUILD_SIMULATOR=yes
             BUILD_FRAMEWORK=no
             ;;
         f)
             BUILD_DEVICE=yes
             BUILD_SIMULATOR=yes
             BUILD_FRAMEWORK=yes
             ;;
         d)  CONFIGURATION="Debug"
             ;;
         n)
             NONETWORK=yes
             ;;
         l)
             SKIPLIBVLCCOMPILATION=yes
             ;;
         k)
             SDK=$OPTARG
             ;;
         ?)
             usage
             exit 1
             ;;
     esac
done
shift $(($OPTIND - 1))

out="/dev/null"
if [ "$VERBOSE" = "yes" ]; then
   out="/dev/stdout"
fi

if [ "x$1" != "x" ]; then
    usage
    exit 1
fi

# Get root dir
spushd .
aspen_root_dir=`pwd`
spopd

info "Preparing build dirs"

mkdir -p MobileVLCKit/ImportedSources

spushd MobileVLCKit/ImportedSources

if [ "$NONETWORK" != "yes" ]; then
if ! [ -e vlc ]; then
git clone git://git.videolan.org/vlc.git vlc
info "Applying patches to vlc.git"
cd vlc
git checkout -B localBranch ${TESTEDHASH}
git branch --set-upstream-to=origin/master localBranch
git am ../../patches/*.patch
if [ $? -ne 0 ]; then
git am --abort
info "Applying the patches failed, aborting git-am"
exit 1
fi
cd ..
else
cd vlc
git reset --hard ${TESTEDHASH}
git am ../../patches/*.patch
cd ..
fi
fi

spopd

#
# Build time
#

buildMobileKit() {
    PLATFORM="$1"

    info "Building for $PLATFORM"

    spushd MobileVLCKit/ImportedSources

    if [ "$SKIPLIBVLCCOMPILATION" != "yes" ]; then
    spushd vlc/extras/package/ios
    info "Building vlc"
    args=""
    if [ "$VERBOSE" = "yes" ]; then
        args="${args} -v"
    fi
    if [ "$PLATFORM" = "iphonesimulator" ]; then
        args="${args} -s"
        ./build.sh -a i386 ${args} -k "${SDK}" && ./build.sh -a x86_64 ${args} -k "${SDK}"
    else
        ./build.sh -a armv7 ${args} -k "${SDK}" && ./build.sh -a armv7s ${args} -k "${SDK}" && ./build.sh -a arm64 ${args} -k "${SDK}"
    fi

    spopd
    fi

    spopd # MobileVLCKit/ImportedSources

    buildxcodeproj MobileVLCKit "Aggregate static plugins"
    buildxcodeproj MobileVLCKit "MobileVLCKit"

    info "Build for $PLATFORM completed"
}

if [ "$BUILD_DEVICE" != "no" ]; then
    buildMobileKit iphoneos
fi
if [ "$BUILD_SIMULATOR" != "no" ]; then
    buildMobileKit iphonesimulator
fi
if [ "$BUILD_FRAMEWORK" != "no" ]; then
    info "Building MobileVLCKit.framework"

    # Assumes both platforms were built currently
    spushd build
    rm -rf MobileVLCKit.framework && \
    mkdir MobileVLCKit.framework && \
    lipo -create Release-iphoneos/libMobileVLCKit.a \
                 Release-iphonesimulator/libMobileVLCKit.a \
              -o MobileVLCKit.framework/MobileVLCKit && \
    chmod a+x MobileVLCKit.framework/MobileVLCKit && \
    cp -pr Release-iphoneos/include/MobileVLCKit MobileVLCKit.framework/Headers
    spopd # build

    info "Build of MobileVLCKit.framework completed"
fi