#!/bin/bash

# Release mode
REL="release"


# Change this variable to suit your need
VER="5.3.1"


# My configuration options for qt change to your hearts content, but make sure to clean out your current build before using it.
OPTS=""
OPTS+=" -v" # Log some more
OPTS+=" -opensource"
OPTS+=" -static"
OPTS+=" -confirm-license"
#OPTS+=" -fully-process" #Breaks my build
OPTS+=" -c++11"
OPTS+=" -skip qtwebkit"
OPTS+=" -largefile"
#OPTS+=" -continue"
OPTS+=" -silent"
#OPTS+=" -optimized-qmake"
#OPTS+=" -reduce-relocations"
OPTS+=" -qpa xcb"
#OPTS+=" -declarative"
OPTS+=" -opengl"
#OPTS+=" -svg" #INVALID SINCE 5.3
OPTS+=" -qt-zlib" # ........... Use the zlib bundled with Qt.
OPTS+=" -qt-libpng" # ......... Use the libpng bundled with Qt.
OPTS+=" -qt-libjpeg" # ........ Use the libjpeg bundled with Qt.
OPTS+=" -qt-freetype" # ....... Use the freetype bundled with Qt.
OPTS+=" -qt-harfbuzz" # ....... Use the freetype bundled with Qt.
OPTS+=" -qt-pcre" # ........... Use the PCRE library bundled with Qt.
OPTS+=" -qt-xcb" # ............ Use xcb- libraries bundled with Qt.
OPTS+=" -qt-xkbcommon" # ...... Use xkb libraries bundled with Qt.
OPTS+=" -no-gtkstyle"
OPTS+=" -no-sql-db2"
OPTS+=" -no-sql-ibase"
OPTS+=" -no-sql-mysql"
OPTS+=" -no-sql-oci"
OPTS+=" -no-sql-odbc"
OPTS+=" -no-sql-psql"
#OPTS+=" -no-sql-sqlite"  # we want sqlite3 support
OPTS+=" -no-sql-sqlite2"
OPTS+=" -no-sql-tds"
OPTS+=" -no-gif"
OPTS+=" -no-nis"
OPTS+=" -no-cups"
OPTS+=" -no-iconv"
OPTS+=" -no-dbus"
OPTS+=" -no-eglfs"
OPTS+=" -no-directfb"
OPTS+=" -no-linuxfb"
OPTS+=" -no-glib"
OPTS+=" -no-kms"
OPTS+=" -nomake examples"
#OPTS+=" -nomake demos" NOT AVAILABLE ANYMORE
OPTS+=" -nomake tests"
#OPTS+=" -openssl-linked"
#OPTS+=" -no-openssl"

# The modules that are relevant for client. Please observe that THE ORDER MATTERS! I would add one module at the time and see how it complains when you try to build it.

MODS=""
MODS+=" qtbase"
MODS+=" qtscript"
MODS+=" qtxmlpatterns"
MODS+=" qtsvg"
MODS+=" qtimageformats"
MODS+=" qtconnectivity"
MODS+=" qtdeclarative"
MODS+=" qtquick1"
MODS+=" qtquickcontrols"
MODS+=" qtdoc"
MODS+=" qtlocation"
MODS+=" qtsensors"
MODS+=" qtserialport"
MODS+=" qttranslations"
MODS+=" qtx11extras"
MODS+=" qtgraphicaleffects"
MODS+=" qtmultimedia"

#MODS+=" qttools"






do_prep(){
    # Dependencies:
    local DEPS=""
    # Build tools
    DEPS+=" build-essential"
    DEPS+=" perl"
    DEPS+=" python"
    DEPS+=" git"
    # XCB/X11 support
    DEPS+=" ^libxcb.*"
    DEPS+=" libx11-xcb-dev"
    DEPS+=" libglu1-mesa-dev"
    DEPS+=" libxrender-dev"
    # Sound support
    DEPS+=" libasound2-dev"
    # Media support
    DEPS+=" libgstreamer0.10-dev"
    DEPS+=" libgstreamer-plugins-base0.10-dev"
    # XKB fixes for Qt5.4x
    DEPS+=" libxkbfile1"
    DEPS+=" x11-xkb-utils"
    DEPS+=" xkb-data"
    DEPS+=" libxkbfile-dev"
    # SQLite 3 support
    DEPS+=" libsqlite-dev"
    DEPS+=" libsqlite3-dev"
    # SSL/TLS Support
    DEPS+=" libssl-dev"
    DEPS+=" gnutls-dev"
    DEPS+=" libgnutls-dev"
#   DEPS+=" libgnutls-openssl-dev" # Not available on debian
    DEPS+=" libsslcommon2-dev"
    # OpenCV support (for bottle rig)
    DEPS+=" libopencv-calib3d-dev"
    DEPS+=" libopencv-contrib-dev"
    DEPS+=" libopencv-core-dev"
    DEPS+=" libopencv-dev"
    DEPS+=" libopencv-features2d-dev"
    DEPS+=" libopencv-flann-dev"
    DEPS+=" libopencv-gpu-dev"
    DEPS+=" libopencv-highgui-dev"
    DEPS+=" libopencv-imgproc-dev"
    DEPS+=" libopencv-legacy-dev"
    DEPS+=" libopencv-ml-dev"
    DEPS+=" libopencv-objdetect-dev"
    DEPS+=" libopencv-video-dev"
    sudo apt-get install $DEPS
}



do_dirs(){
    # Create dirs
    mkdir -p "$Q"  ||       echo "error mkdir $Q"
    mkdir -p "$Q/xz" ||     echo "error mkdir $Q/xz"
    mkdir -p "$SRC" ||      echo "error mkdir $SRC"
    mkdir -p "$O" ||        echo "error mkdir $O"
}

do_vars(){
    # Release mode
    OPTS+=" -$REL"
    # Shortened version used when downloading
    VER2="${VER%.*}"
    # Current dir ( allows this script to be called from another dir)
    B=$(pwd)
    # Base folder for the whole operation
    Q="$B/qt"
    # The download source
    WSRC="http://download.qt-project.org/official_releases/qt/$VER2/$VER/single/qt-everywhere-opensource-src-$VER.tar.xz"
    # The tar.xz archive
    XZ="$Q/xz/qt-$VER.tar.xz"
    # The uncompressed source
    SRC="$Q/src/$VER"
    # The actual shadow dir
    O="$Q/build/$VER/$REL"
    # The log file
    LOG="$O/log.txt"
    # The complete commandline
    CMD="$@"
    # Paralelle make, number of cores
    J=$(grep -c ^processor /proc/cpuinfo)


    # echo out the current config
    echo "QT VERSION (VER): $VER"
    echo "CURRENT DIRECTORY (B): $B"
    echo "ENABLED MODULES (MODS): $MODS"
    echo "CONFIGURATION OPTIONS (OPTS): $OPTS"
    echo "BASE DIR (Q): $Q"
    echo "SHADOW DIR (O): $O"
    echo "SOURCE URL (WSRC): $WSRC"
    echo "COMPRESSED SOURCE ARCHIVE (XZ): $XZ"
    echo "UNCOMPRESSED SOURCE DIR (SRC): $SRC"
    echo "LOG: $LOG"
    echo "COMMANDLINE (CMD): $CMD"
    echo "PARALELLE PROCESSES (J): $J"
}



do_down(){
    # Download source archive
    [ ! -f $XZ ] && wget "$WSRC" -c -O "$XZ" >> "$LOG"
    # Unpack source archive
    [ ! -x $SRC/configure ] && tar pxf "$XZ" --strip=1 -C "$SRC" "qt-everywhere-opensource-src-$VER" >> "$LOG"
}


do_conf(){
    cd "$O"
    #OPENSSL_LIBS='-L/opt/ssl/lib -lssl -lcrypto'
    MAKEFLAGS=-j$J  "$SRC/configure" -prefix "$O/qtbase" $OPTS >> "$LOG"

    # Configure modules with the new qmake
    for M in $MODS
    do
        echo "------------------------------------------ QMAKE MODULE: $M"
        D=$O/$M
        mkdir -p $D
        cd $D
        $O/qtbase/bin/qmake $SRC/$M/ >> "$LOG" 2>&1
    done
}


do_base(){
    # Build qtbase with new config (results in the basic qt libs plus a new qmake that you can use for building the rest of the modules and your own projects)
    cd "$O"
    make -j$J >> "$LOG" 2>&1
}


do_mod(){
    # Build your modules with the new qmake, keeping the resulting static libs in each module's shadow build folder where they will be located by qmke during compilation of your projects
    for M in $MODS
    do
        echo "------------------------------------------ MAKE MODULE: $M"
        D=$O/$M
        mkdir -p $D
        cd $D
        make -j$J >> "$LOG" 2>&1
        #make -j$J "module-$M">> "$LOG" 2>&1
    done
}

while [ "${1+defined}" ];
do
    case $1 in
        -v* ) shift; VER="$1" ;;
        debug*) REL="debug" ;;
        prep* )  do_prep ;;
        vars* )  do_vars ;;
        dirs* )  do_dirs ;;
        down* )  do_down ;;
        conf* )  do_conf ;;
        base* )  do_base ;;
        mod* )   do_mod  ;;
        *) echo "UNKNWON COMMAND: '$1', SKIPPING..."    ;;
    esac
    shift
done


echo "DONE"