# Copyright 2021 Paul Mulders <justinkb@gmail.com>
# Distributed under the terms of the GNU General Public License v2

SUMMARY="The Unity Hub is a management tool that you can use to manage all of your Unity Projects and installations."
HOMEPAGE="https://unity3d.com/get-unity/download"

DOWNLOADS="
    platform:amd64? ( https://public-cdn.cloud.unity3d.com/hub/prod/UnityHub.AppImage -> ${PNV}.AppImage )
"

# run 'UnityHub.AppImage --appimage-offset' in a sandbox
SQUASHFS_IMAGE_OFFSET="188392"

LICENCES="Unity"
SLOT="0"
PLATFORMS="~amd64"
MYOPTIONS="platform: amd64"

# dlopen'd/optional(?) dependencies:
# dev-libs/libappindicator:0.1[gtk2]
# dev-libs/libindicator:0.4[gtk2]
# gnome-platform/GConf
# x11-libs/libnotify

RESTRICT="strip"

DEPENDENCIES="
    build:
        sys-fs/squashfs-tools
        virtual/coreutils
    run:
        dev-libs/at-spi2-core[>=2.52.0]
        dev-libs/expat
        dev-libs/glib:2
        dev-libs/nspr
        dev-libs/nss
        net-print/cups
        sys-apps/util-linux
        sys-libs/libgcc:=
        sys-sound/alsa-lib
        x11-libs/cairo
        x11-libs/gdk-pixbuf:2.0
        x11-libs/gtk+:3
        x11-libs/libX11
        x11-libs/libXScrnSaver
        x11-libs/libXcomposite
        x11-libs/libXcursor
        x11-libs/libXdamage
        x11-libs/libXext
        x11-libs/libXfixes
        x11-libs/libXi
        x11-libs/libXrandr
        x11-libs/libXrender
        x11-libs/libXtst
        x11-libs/libxcb
        x11-libs/pango
"

pkg_setup() {
    exdirectory --allow /opt
}

src_unpack() {
    edo mkdir -p "${WORK}"
    edo pushd "${WORK}"
    edo dd \
            if="${FETCHEDDIR}"/${PNV}.AppImage \
            of=squashfs-root.img \
            bs=4096 \
            skip="${SQUASHFS_IMAGE_OFFSET}" \
            count=104857600 \
            iflag=skip_bytes,count_bytes
    edo unsquashfs squashfs-root.img
    edo popd
}

src_prepare() {
    :
}

src_configure() {
    :
}

src_compile() {
    :
}

src_install() {
    edo pushd "${WORK}"/squashfs-root

    edo rm unityhub.png
    edo rm AppRun
    edo sed \
        -e 's/AppRun/unityhub/' \
        -i unityhub.desktop
    edo sed \
        -e "s:\$SCRIPT_DIR:/opt/${PN}:" \
        -i unityhub

    dodir /usr/share/applications
    edo mv unityhub.desktop "${IMAGE}"/usr/share/applications
    edo mv usr/share/icons "${IMAGE}"/usr/share
    edo rm -rf usr

    dodir /opt/${PN}
    # also place license text files in the program directory, in
    # case the program searches for them there at run time; haven't
    # verified this, but better safe than sorry
    edo mv * "${IMAGE}"/opt/${PN}

    dodir /usr/$(exhost --target)/bin
    dosym /opt/${PN}/unityhub /usr/$(exhost --target)/bin/unityhub

    edo popd
}