#!/bin/bash
set -e

DIST_DIR="$PWD/windows-installer/win64-dist"
JOBS=$NUMBER_OF_PROCESSORS

msg()
{
    echo -e "\e[32m$1\e[0m"
}

fatal()
{
    echo -e "\e[31m$1\e[0m"
    exit 1
}

download_yolort()
{
    file_name=cppwinrt-2.0.210122.3+windows-10.0.19041+yolort-835cd4e.zip
    yolort_dir="$PWD/plugins/windows-notification/yolort"

    rm -rf "$yolort_dir"
    mkdir "$yolort_dir"
    curl -L -o "$file_name" "https://github.com/LAGonauta/YoloRT/releases/download/v1.0.0/$file_name"
    echo "675a6d943c97b4acdbfaa473f68d3241d1798b31a67b5529c8d29fc0176a1707 $file_name" | sha256sum --check --status
    unzip -o "$file_name" -d "$yolort_dir"
    rm -f "$file_name"
}

download_gtk4_git()
{
    # FIXME: The bug fix https://gitlab.gnome.org/GNOME/gtk/-/issues/3749 is currently only available in the main branch, 
    # so GTK4 was builded from it. Needs to be replaced with a package from the MSYS2 repository when the changes get there.
    url="https://github.com/mxlgv/mingw-w64-gtk4-git/releases/download/rel1"
    gtk_pkg="mingw-w64-x86_64-gtk4-git-4.14.1.r62.gb1eed1c153-1-any.pkg.tar.zst"
    gtk_gstreamer_pkg="mingw-w64-x86_64-gtk4-media-gstreamer-git-4.14.1.r62.gb1eed1c153-1-any.pkg.tar.zst"

    curl -L -o "$gtk_pkg" "$url/$gtk_pkg"
    curl -L -o "$gtk_gstreamer_pkg" "$url/$gtk_gstreamer_pkg"

    pacman -U --needed --noconfirm "$gtk_pkg" "$gtk_gstreamer_pkg"
}

prepare()
{
    msg "Installing MINGW64 build dependencies"

    pacman -S --needed --noconfirm \
       mingw64/mingw-w64-x86_64-gcc \
       mingw64/mingw-w64-x86_64-cmake \
       mingw64/mingw-w64-x86_64-ninja \
       mingw64/mingw-w64-x86_64-libadwaita \
       mingw64/mingw-w64-x86_64-sqlite3 \
       mingw64/mingw-w64-x86_64-openssl \
       mingw64/mingw-w64-x86_64-libgcrypt \
       mingw64/mingw-w64-x86_64-libgee \
       mingw64/mingw-w64-x86_64-vala \
       mingw64/mingw-w64-x86_64-gsettings-desktop-schemas \
       mingw64/mingw-w64-x86_64-qrencode \
       mingw64/mingw-w64-x86_64-ntldd-git \
       mingw64/mingw-w64-x86_64-gpgme \
       mingw64/mingw-w64-x86_64-fontconfig \
       mingw64/mingw-w64-x86_64-iso-codes \
       mingw64/mingw-w64-x86_64-gstreamer \
       mingw64/mingw-w64-x86_64-gst-plugins-bad \
       mingw64/mingw-w64-x86_64-gst-plugins-good \
       mingw64/mingw-w64-x86_64-gst-plugins-base \
       mingw64/mingw-w64-x86_64-gst-plugins-ugly \
       mingw64/mingw-w64-x86_64-nsis \
       mingw64/mingw-w64-x86_64-libsignal-protocol-c \
       mingw64/mingw-w64-x86_64-icu \
       mingw64/mingw-w64-x86_64-webrtc-audio-processing \
       git \
       make \
       unzip \
       curl

    msg "Downloading and install git versions of gtk4 and gtk4-media-gstreamer packages"
    download_gtk4_git

    msg "Successfully installed!"

    msg "Download YoloRT headers"
    download_yolort
    msg "Successfully downloaded!"

}

configure()
{
    msg "Running configuration for Windows"
    ./configure --program-prefix="$DIST_DIR" --no-debug --release --disable-fast-vapi --with-libsoup3
    msg "Configured!"
}

build()
{
    msg "Started building on $JOBS threads"
    make -j"$JOBS"
    msg "Successfully builded!"
}

dist_install()
{
    msg  "Installing Dino in '$DIST_DIR'!"
    make install

    msg "Copying MINGW64 dependencies"
    cp /mingw64/bin/gdbus.exe "$DIST_DIR/bin"
    cp /mingw64/bin/gspawn-win64-helper.exe "$DIST_DIR/bin"

    cp /mingw64/bin/libcrypto-*-x64.dll "$DIST_DIR/bin/"
    cp -r /mingw64/lib/gstreamer-1.0 "$DIST_DIR/lib"
    mkdir -p "$DIST_DIR/lib/gdk-pixbuf-2.0/" && cp -r /mingw64/lib/gdk-pixbuf-2.0 "$DIST_DIR/lib/"
    mkdir -p "$DIST_DIR/lib/gio/" && cp -r /mingw64/lib/gio "$DIST_DIR/lib/"

    list=`find "$DIST_DIR" -type f \( -name "*.exe" -o -name "*.dll" \) -exec \
    ntldd -R {} + | \
    grep "mingw64" | \
    cut -f1 -d "=" | sort | uniq`
    for a in $list; do
        cp -fv "/mingw64/bin/$a" "$DIST_DIR/bin/" 
    done

    msg "Removing debug information from all EXE and DLL files"
    find "$DIST_DIR" -iname "*.exe" -exec strip -s {} +
    find "$DIST_DIR" -iname "*.dll" -exec strip -s {} +

    find "$DIST_DIR" -iname "*.a" -exec rm {} +

    msg "Removing redudant header files"
    rm -rf "$DIST_DIR/include"

    msg "Copy LICENSE"
    cp -f "$PWD/LICENSE" "$DIST_DIR/LICENSE"

    msg "Copy icons, themes, locales and fonts"
    cp -f "$PWD/main/dino.ico" "$DIST_DIR/dino.ico"
    cp -rf "/mingw64/share/xml" "$DIST_DIR/share"
    mkdir -p "$DIST_DIR/etc/fonts" && cp -r /mingw64/etc/fonts "$DIST_DIR/etc/"
    mkdir -p "$DIST_DIR/share/icons" && cp -r /mingw64/share/icons "$DIST_DIR/share/"
    mkdir -p "$DIST_DIR/share/glib-2.0/schemas" && cp -rf /mingw64/share/glib-2.0/schemas "$DIST_DIR/share/glib-2.0/"

    msg "Successfully installed!"
}

build_installer()
{
    msg "Building an installer for Windows using NSIS"
    cd windows-installer
    makensis dino.nsi
    msg "Installer successfully builded!"
    cd ..
}

clean()
{
    rm -rf build "$DIST_DIR"
    msg "Build artifacts removed successfull!"
}

help()
{
cat << EOF
usage: $0 [OPTION]
  --prepare                  install build dependencies
  --configure                configure the project
  --build                    build the project
  --dist-install             install the builded project
  --build-installer          build installer (using NSIS)
  --clean                    remove build artifacts
  --help                     show this help

Running without parameters is equivalent to running:
'--configure', '--build' and '--dist-install'
EOF
}

if [[ "$(uname)" != "MINGW64_NT"* ]]; then
    fatal "This is not a MINGW64 environment!"
fi

case $1 in
    "--prepare" ) prepare ;;
    "--configure" ) configure ;;
    "--build" ) build ;;
    "--dist-install" ) dist_install ;;
    "--build-installer") build_installer ;;
    "--clean" ) clean ;;
    "--help" ) help ;;
    "" )
        configure
        build
        dist_install
        ;;
    *) fatal "Unknown argument!"
esac