#!/bin/sh
cd ../../../

SFML_VERSION="1.6"
OS="macosx"

ROOT_DIR=`pwd`
XCODE_C_ROOT_DIR="$ROOT_DIR/CSFML/xcode"
XCODE_CXX_ROOT_DIR="$ROOT_DIR/build/xcode"
XCODE_SAMPLES_ROOT_DIR="$ROOT_DIR/samples/build/xcode"
XCODE_FRAMEWORKS_PROJECT="SFML.xcodeproj"
XCODE_LIBRARIES_PROJECT="SFML-bare.xcodeproj"
XCODE_SAMPLES_PROJECT="samples.xcodeproj"
XCODE_BUILD_STYLE="Release"
XCODE_C_TARGETS=("SFML" "csfml-system" "csfml-network" "csfml-audio" "csfml-window" "csfml-graphics")
XCODE_CXX_TARGETS=("SFML" "sfml-system" "sfml-network" "sfml-audio" "sfml-window" "sfml-graphics")

C_FRAMEWORKS_DIR="$ROOT_DIR/CSFML/lib"
CXX_FRAMEWORKS_DIR="$ROOT_DIR/lib"
CXX_SAMPLES_DIR="$ROOT_DIR/samples/bin"
PACKAGES_ROOT_DIR="$ROOT_DIR/dist"
CXX_SDK_PACKAGE="SFML-$SFML_VERSION-sdk-$OS"
CXX_DEV_PACKAGE="SFML-$SFML_VERSION-dev-$OS"
C_SDK_PACKAGE="SFML-$SFML_VERSION-c-sdk-$OS"
C_DEV_PACKAGE="SFML-$SFML_VERSION-c-dev-$OS"
CXX_SDK_PACKAGE_DIR="$PACKAGES_ROOT_DIR/$CXX_SDK_PACKAGE"
CXX_DEV_PACKAGE_DIR="$PACKAGES_ROOT_DIR/$CXX_DEV_PACKAGE"
C_SDK_PACKAGE_DIR="$PACKAGES_ROOT_DIR/$C_SDK_PACKAGE"
C_SDK_PACKAGE_SUB_DIR="$PACKAGES_ROOT_DIR/$C_SDK_PACKAGE/CSFML"
C_DEV_PACKAGE_DIR="$PACKAGES_ROOT_DIR/$C_DEV_PACKAGE"
C_DEV_PACKAGE_SUB_DIR="$PACKAGES_ROOT_DIR/$C_DEV_PACKAGE/CSFML"
PACKAGES_INFO_FILES_DIR="$XCODE_CXX_ROOT_DIR/dist"

CXX_SDK_DIRS=("build" "src" "include" "lib" "extlibs" "samples" "doc")
CXX_DEV_DIRS=("lib" "extlibs" "build/xcode/templates")
C_SDK_DIRS=("src" "include" "extlibs")
C_SDK_SUB_DIRS=("CSFML/xcode" "CSFML/src" "CSFML/include" "CSFML/lib")
C_DEV_DIRS=("extlibs")
C_DEV_SUB_DIRS=("CSFML/xcode/templates" "CSFML/lib")
PACKAGE_INFO_FILES=("Read Me.rtf" "Release Notes.rtf" "Notes de version.rtf" "license.txt" "Lisez-moi.rtf")

SHOULD_CONSIDER_CXX="yes"
SHOULD_CONSIDER_C="yes"
SHOULD_CONSIDER_SAMPLES="yes"

# Checks that last command ended normally. Prints an error message and exists if not.
check_last_process()
{
    if [ $? -eq 0 ]
      then
        if [ "$1" != "" ]
          then
            echo "$1"
        fi
    else
        echo "*** Last process did not end properly. Process stopped."
        exit 1
    fi
}

# User help
print_usage()
{
    echo "Usage: $0 [clean | build | build-samples | build-pkg | all]"
    echo "    Default shows this help"
    echo
    echo "    clean\t\tdeletes the C and C++ frameworks, object files and packages"
    echo "    build\t\tcompiles all the C and C++ SFML frameworks"
    echo "    build-samples\tcompiles the SFML samples"
    echo "    build-pkg\t\tbuilds the packages to be distributed"
    echo "    all\t\t\tdoes build, build-samples and build-pkg"
    echo
    echo "    Found C++ project : $SHOULD_CONSIDER_CXX"
    echo "    Found C project : $SHOULD_CONSIDER_C"
    echo "    Found samples project : $SHOULD_CONSIDER_SAMPLES"
    echo "    Missing projects will be skiped without further warning."
}

# Checks that the user computer can run this script
check_config()
{
    os=`uname -s`
    if [ $os != "Darwin" ]
      then
        echo "You're not running Mac OS X !"
        exit 1
    fi
    
    if ! test -f "/Developer/Library/PrivateFrameworks/DevToolsCore.framework/Resources/pbxcp"
      then
        echo "Missing tool pbxcp needed by this script (should be located at /Developer/Library/PrivateFrameworks/DevToolsCore.framework/Resources/pbxcp). Make sure Apple Developer Tools are correctly installed."
        exit 1
    fi
    
    if ! test -f "/usr/bin/xcodebuild"
      then
        echo "Missing tool xcodebuild needed by this script (should be located at /usr/bin/xcodebuild). Make sure Apple Developer Tools are correctly installed."
        exit 1
    fi
    
    sdk=`xcodebuild -showsdks | grep "Mac OS X 10.4"`
    if [ "$sdk" == "" ]
      then
        echo "Missing Mac OS X 10.4 SDK needed by SFML. Please install it."
        exit 1
    fi
    
    if ! test -d "$XCODE_CXX_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT"
      then
        SHOULD_CONSIDER_CXX="no"
    fi
    
    if ! test -d "$XCODE_C_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT"
      then
        SHOULD_CONSIDER_C="no"
    fi
    
    if ! test -d "$XCODE_SAMPLES_ROOT_DIR/$XCODE_SAMPLES_PROJECT"
      then
        SHOULD_CONSIDER_SAMPLES="no"
    fi
}

# Makes a directory if needed
make_dir()
{
    if ! test -d "$1"
      then
        mkdir -p "$1"
    fi
}

# Checks that a directory exists and removes it
remove_dir()
{
    if test -d "$1"
      then
        rm -rfv "$1" > /dev/null
    fi
}

# Checks that a file exists and removes it
remove_file()
{
    if test -f "$1"
      then
        rm -f "$1" > /dev/null
    fi
}

# Moves a directory, removing the destination before moving if already existing
move_dir()
{
    remove_dir "$2"
    check_last_process
    make_dir "$2/.."
    check_last_process
    mv "$1" "$2"
    check_last_process
}

copy()
{
    /Developer/Library/PrivateFrameworks/DevToolsCore.framework/Resources/pbxcp -exclude ".*" -exclude codeblocks -exclude *vc2005 -exclude *vc2008 -exclude *mingw -exclude Makefile -exclude Main -exclude "Template for new ports" -exclude Linux -exclude Win32 -exclude win32 -exclude *.build -exclude *.dll -exclude *.dSYM -exclude qt -exclude wxwidgets -exclude X11 -exclude "$USER*" -exclude dist -exclude AL -strip-debug-symbols -resolve-src-symlinks "$1" "$2"
}

# Delete built frameworks and intermediate object files
clean_all()
{
    cd "$ROOT_DIR"
    
    # Process cleaning for C++ project
    if [ "$SHOULD_CONSIDER_CXX" == "yes" ]
      then
        printf "Cleaning C++ products..."
        if test -d "$XCODE_CXX_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT"
          then
            cd "$XCODE_CXX_ROOT_DIR"
            xcodebuild -project "$XCODE_FRAMEWORKS_PROJECT" -target "All" -configuration "$XCODE_BUILD_STYLE" clean > /dev/null
            check_last_process " done"
        else
            if test -d "$XCODE_CXX_ROOT_DIR"
              then
                echo "*** Missing file $XCODE_CXX_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT. Process stopped."
                exit 1
            else
                echo " not found. Skiped"
            fi
        fi
    fi
    
    # Process cleaning for C project
    if [ "$SHOULD_CONSIDER_C" == "yes" ]
      then
        printf "Cleaning C products..."
        if test -d "$XCODE_C_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT"
          then
            cd "$XCODE_C_ROOT_DIR"
            xcodebuild -project "$XCODE_FRAMEWORKS_PROJECT" -target "All" -configuration "$XCODE_BUILD_STYLE" clean > /dev/null
            check_last_process " done"
        else
            # Do not produce error if the package does no contain the C stuff
            if test -d "$XCODE_C_ROOT_DIR"
              then
                echo "*** Missing file $XCODE_C_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT. Process stopped."
                exit 1
            else
                echo " not found. Skiped"
            fi
        fi
    fi
    
    # Process cleaning for samples
    if [ "$SHOULD_CONSIDER_SAMPLES" == "yes" ]
      then
        printf "Cleaning samples..."
        if test -d "$XCODE_SAMPLES_ROOT_DIR/$XCODE_SAMPLES_PROJECT"
          then
            cd "$XCODE_SAMPLES_ROOT_DIR"
            xcodebuild -project "$XCODE_SAMPLES_PROJECT" -target "All" -configuration "$XCODE_BUILD_STYLE" clean > /dev/null
            check_last_process " done"
        else
            # Do not produce error if the package does not contain the samples
            if test -d "$XCODE_SAMPLES_ROOT_DIR"
              then
                echo "*** Missing file $XCODE_SAMPLES_ROOT_DIR/$XCODE_SAMPLES_PROJECT. Process stopped."
                exit 1
            else
                echo " not found. Skiped"
            fi
        fi
    fi
    
    # Process cleaning for packages
    printf "Removing packages..."
    remove_dir "$PACKAGES_ROOT_DIR"
    check_last_process " done"
}

# Build C and C++ frameworks
build_frameworks()
{
    # Go into the C++ project directory
    if [ "$SHOULD_CONSIDER_CXX" == "yes" ]
      then
        cd "$XCODE_CXX_ROOT_DIR"
        check_last_process
        echo "Building C++ SFML frameworks in $XCODE_BUILD_STYLE mode..."
        
        if test -d "$XCODE_CXX_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT"
          then
            # Build every C++ target (building manually each target to be able to show progress)
            for target in "${XCODE_CXX_TARGETS[@]}"
              do
                printf "Building $target framework..."
                xcodebuild -project "$XCODE_FRAMEWORKS_PROJECT" -target "$target" -parallelizeTargets -configuration "$XCODE_BUILD_STYLE" build > /dev/null
                check_last_process " done"
            done
            
            echo "All C++ SFML frameworks built."
        else
            echo "*** Missing file $XCODE_CXX_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT. Process stopped."
            exit 1
        fi
    fi
    
    # Go into the C project directory
    if [ "$SHOULD_CONSIDER_C" == "yes" ]
      then
        cd "$XCODE_C_ROOT_DIR"
        check_last_process
        echo "Building C SFML frameworks in $XCODE_BUILD_STYLE mode..."
        
        if test -d "$XCODE_C_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT"
          then
            # Build every C target 
            for target in "${XCODE_C_TARGETS[@]}"
              do
                printf "Building $target framework..."
                xcodebuild -project "$XCODE_FRAMEWORKS_PROJECT" -target "$target" -parallelizeTargets -configuration "$XCODE_BUILD_STYLE" build > /dev/null
                check_last_process " done"
            done
            
            echo "All C SFML frameworks built."
        else
            echo "*** Missing file $XCODE_C_ROOT_DIR/$XCODE_FRAMEWORKS_PROJECT. Process stopped."
            exit 1
        fi
    fi
}

# Build the samples
build_samples()
{
    # Go into the samples project directory
    if [ "$SHOULD_CONSIDER_SAMPLES" == "yes" ]
      then
        cd "$XCODE_SAMPLES_ROOT_DIR"
        check_last_process
        
        printf "Building SFML samples in $XCODE_BUILD_STYLE mode..."
        if test -d "$XCODE_SAMPLES_ROOT_DIR/$XCODE_SAMPLES_PROJECT"
          then
            # Build the samples
            xcodebuild -project "$XCODE_SAMPLES_PROJECT" -target "All" -parallelizeTargets -configuration "$XCODE_BUILD_STYLE" build > /dev/null
            check_last_process " done"
            echo "In order to run the samples, the SFML frameworks (located in \"lib\") must be copied in the /Library/Frameworks directory." > "$CXX_SAMPLES_DIR/README"
            check_last_process
        else
            echo "*** Missing file $XCODE_SAMPLES_ROOT_DIR/$XCODE_SAMPLES_PROJECT. Process stopped."
            exit 1
        fi
    fi
}

# Put the information files in the package
copy_info_files()
{
    for file in "${PACKAGE_INFO_FILES[@]}"
      do
        copy "$PACKAGES_INFO_FILES_DIR/$file" "$1"
        check_last_process
    done
}

# Build the disk image files of the C and C++ Dev and SDK packages
build_packages()
{
    cd "$ROOT_DIR"
    
    make_dir "$PACKAGES_ROOT_DIR"
    
    # Build the C++ SDK package
    if [ "$SHOULD_CONSIDER_CXX" == "yes" ]
      then
        echo "Building C++ SDK package..."
        make_dir "$CXX_SDK_PACKAGE_DIR"
        for dir in "${CXX_SDK_DIRS[@]}"
          do
            case "$dir" in
                "doc")
                    if ! test -f "$ROOT_DIR/$dir/html/index.htm"
                      then
                        echo "$ROOT_DIR/$dir/html/index.htm not found. Make sure the documentation has been built."
                        exit 1
                      fi
                      ;;
            esac
            
            copy "$ROOT_DIR/$dir" "$CXX_SDK_PACKAGE_DIR"
            check_last_process
        done
        copy_info_files "$CXX_SDK_PACKAGE_DIR"
		check_last_process
        
        # Build the disk image file
        printf "Made final folder, building Disk Image File..."
        remove_file "$PACKAGES_ROOT_DIR/$CXX_SDK_PACKAGE.dmg"
        hdiutil create -format UDBZ -volname "$CXX_SDK_PACKAGE" -srcfolder "$CXX_SDK_PACKAGE_DIR" "$PACKAGES_ROOT_DIR/$CXX_SDK_PACKAGE.dmg" > /dev/null
        check_last_process " done"
        
        # Build the C++ Dev package
        echo "Building C++ Development package..."
        make_dir "$CXX_DEV_PACKAGE_DIR"
        for dir in "${CXX_DEV_DIRS[@]}"
          do
            copy "$ROOT_DIR/$dir" "$CXX_DEV_PACKAGE_DIR"
            check_last_process
            
            case $dir in
                "build/xcode/templates")
                    # Special consideration for the templates folder that is to be moved in build/xcode
                    move_dir "$CXX_DEV_PACKAGE_DIR/templates" "$CXX_DEV_PACKAGE_DIR/build/xcode"
                    check_last_process
                    ;;
                "extlibs")
                    # Drop the libs-xcode and headers directories
                    remove_dir "$CXX_DEV_PACKAGE_DIR/extlibs/libs-xcode"
                    check_last_process
                    remove_dir "$CXX_DEV_PACKAGE_DIR/extlibs/headers"
                    check_last_process
                    ;;
                *)
                    ;;
            esac
        done
        copy_info_files "$CXX_DEV_PACKAGE_DIR"
        
        # Build the disk image file
        printf "Made final folder, building Disk Image File..."
        remove_file "$PACKAGES_ROOT_DIR/$CXX_DEV_PACKAGE.dmg"
        hdiutil create -format UDBZ -volname "$CXX_DEV_PACKAGE" -srcfolder "$CXX_DEV_PACKAGE_DIR" "$PACKAGES_ROOT_DIR/$CXX_DEV_PACKAGE.dmg" > /dev/null
        check_last_process " done"
    fi # SHOULD_CONSIDER_CXX
    
    
    # Build the C SDK package
    if [ "$SHOULD_CONSIDER_C" == "yes" ]
      then
        echo "Building C SDK package..."
        make_dir "$C_SDK_PACKAGE_DIR"
        for dir in "${C_SDK_DIRS[@]}"
          do
            copy "$ROOT_DIR/$dir" "$C_SDK_PACKAGE_DIR"
            check_last_process
        done
        
        make_dir "$C_SDK_PACKAGE_SUB_DIR"
        for dir in "${C_SDK_SUB_DIRS[@]}"
          do
            copy "$ROOT_DIR/$dir" "$C_SDK_PACKAGE_SUB_DIR"
            check_last_process
        done
        copy_info_files "$C_SDK_PACKAGE_DIR"
        
        # Build the disk image file
        printf "Made final folder, building Disk Image File..."
        remove_file "$PACKAGES_ROOT_DIR/$C_SDK_PACKAGE.dmg"
        hdiutil create -format UDBZ -volname "$C_SDK_PACKAGE" -srcfolder "$C_SDK_PACKAGE_DIR" "$PACKAGES_ROOT_DIR/$C_SDK_PACKAGE.dmg" > /dev/null
        check_last_process " done"
        
        # Build the C Development package
        echo "Building C Development package..."
        make_dir "$C_DEV_PACKAGE_DIR"
        for dir in "${C_DEV_DIRS[@]}"
          do
            copy "$ROOT_DIR/$dir" "$C_DEV_PACKAGE_DIR"
            check_last_process
            
            case $dir in
                "extlibs")
                    # Drop the libs-xcode and headers directories
                    remove_dir "$C_DEV_PACKAGE_DIR/extlibs/libs-xcode"
                    check_last_process
                    remove_dir "$C_DEV_PACKAGE_DIR/extlibs/headers"
                    check_last_process
                    ;;
            esac
        done
        
        make_dir "$C_DEV_PACKAGE_SUB_DIR"
        for dir in "${C_DEV_SUB_DIRS[@]}"
          do
            copy "$ROOT_DIR/$dir" "$C_DEV_PACKAGE_SUB_DIR"
            check_last_process
            
            case $dir in
                "CSFML/xcode/templates")
                    # Special consideration for the templates folder that is to be moved in build/xcode
                    move_dir "$C_DEV_PACKAGE_DIR/CSFML/templates" "$C_DEV_PACKAGE_DIR/CSFML/xcode"
                    check_last_process
                    ;;
            esac
        done
        copy_info_files "$C_DEV_PACKAGE_DIR"
        
        # Build the disk image file
        printf "Made final folder, building Disk Image File..."
        remove_file "$PACKAGES_ROOT_DIR/$C_DEV_PACKAGE.dmg"
        hdiutil create -format UDBZ -volname "$C_DEV_PACKAGE" -srcfolder "$C_DEV_PACKAGE_DIR" "$PACKAGES_ROOT_DIR/$C_DEV_PACKAGE.dmg" > /dev/null
        check_last_process " done"
    fi
    
    echo "All packages have been built. See $PACKAGES_ROOT_DIR."
}

main()
{
    # First make sure the user will be able to run the script
    check_config
    
    # Check which action the user wants to execute (default is help)
    action="help"
    if test "$1" != ""
      then
        action="$1"
    fi
    
    case $action in
        "clean")
            clean_all $*
            ;;
        "build")
            build_frameworks $*
            ;;
        "build-samples")
            build_samples $*
            ;;
        "build-pkg")
            build_packages $*
            ;;
        "all")
            build_frameworks $*
            build_samples $*
            build_packages $*
            ;;
         "-h")
            print_usage $*
            ;;
         "--help")
            print_usage $*
            ;;
         "help")
            print_usage $*
            ;;
        *)
            echo "Unknow action $action."
            print_usage $*
            ;;
    esac
}

main $*