name: telegram-desktop
adopt-info: telegram
icon: Telegram/Resources/art/icon512@2x.png

base: core20
grade: stable
confinement: strict
compression: lzo

architectures:
  - build-on: amd64
  - build-on: arm64
  - build-on: armhf
  - build-on: ppc64el

apps:
  telegram-desktop:
    command: bin/desktop-launch telegram-desktop
    common-id: org.telegram.desktop
    desktop: usr/share/applications/telegram-desktop_telegram-desktop.desktop
    environment:
      # Tell glib to use portals on file associations handling.
      GTK_USE_PORTAL: 1
      # Use sandboxed ibus api
      IBUS_USE_PORTAL: 1
    plugs:
      - alsa
      - audio-playback
      - audio-record
      - camera
      - desktop
      - desktop-legacy
      - home
      - network
      - network-manager-observe
      - opengl
      - pulseaudio
      - removable-media
      - unity7
      - wayland
      - x11

plugs:
  # Support for common GTK themes
  # https://forum.snapcraft.io/t/how-to-use-the-system-gtk-theme-via-the-gtk-common-themes-snap/6235
  gsettings:
  gtk-3-themes:
    interface: content
    target: $SNAP/data-dir/themes
    default-provider: gtk-common-themes
  icon-themes:
    interface: content
    target: $SNAP/data-dir/icons
    default-provider: gtk-common-themes
  sound-themes:
    interface: content
    target: $SNAP/data-dir/sounds
    default-provider: gtk-common-themes

layout:
  /usr/share/alsa:
    bind: $SNAP/usr/share/alsa
  /usr/share/X11:
    bind: $SNAP/usr/share/X11

parts:
  telegram:
    plugin: cmake
    source: .
    source-type: git
    parse-info: [usr/share/metainfo/telegram-desktop_telegram-desktop.appdata.xml]
    build-environment:
      - LD_LIBRARY_PATH: $SNAPCRAFT_STAGE/usr/lib/$SNAPCRAFT_ARCH_TRIPLET:$LD_LIBRARY_PATH
    build-packages:
      - python
      - libasound2-dev
      - libglib2.0-dev
      - libglibmm-2.4-dev
      - libgtk-3-dev
      - liblzma-dev
      - libopus-dev
      - libpulse-dev
      - libssl-dev
      - libxcb1-dev
      - libxcb-keysyms1-dev
      - libxcb-record0-dev
      - libxcb-screensaver0-dev
      - zlib1g-dev
    stage-packages:
      - libasound2
      - libglib2.0-0
      - libglibmm-2.4-1v5
      - libgtk-3-0
      - liblzma5
      - libopus0
      - libpulse0
      - libssl1.1
      - libxcb1
      - libxcb-keysyms1
      - libxcb-record0
      - libxcb-screensaver0
      - zlib1g
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DTDESKTOP_API_ID=611335
      - -DTDESKTOP_API_HASH=d524b414d21f4d37f08684c1df41ac9c
      - -DDESKTOP_APP_USE_PACKAGED_LAZY=ON
      - -DDESKTOP_APP_USE_PACKAGED_LAZY_PLATFORMTHEMES=OFF
      - -DTDESKTOP_LAUNCHER_BASENAME=telegram-desktop_telegram-desktop
    override-pull: |
      snapcraftctl pull

      version_file=Telegram/build/version
      version=$(sed -n "s/AppVersionStr[ ]\+\(.*\)\+/\1/p" $version_file)
      beta=$(sed -n "s/BetaChannel[ ]\+\(.*\)\+/\1/p" $version_file)

      if [ "$beta" != "0" ]; then
        version="$version-beta"
      fi

      version="${version}$(git describe --tags | sed 's,^v[^-]\+,,')"

      snapcraftctl set-version "$version"

      sed -i 's|^Icon=.*|Icon=${SNAP}/meta/gui/icon.png|g' lib/xdg/telegramdesktop.desktop
    override-build: |
      snapcraftctl build
      rm -rf "$SNAPCRAFT_PART_INSTALL/usr/share/icons"
    stage:
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libjpeg.so.8.2.2
    after:
      - desktop-qt5
      - ffmpeg
      - kwayland
      - mozjpeg
      - openal
      - webrtc

  patches:
    source: https://github.com/desktop-app/patches.git
    source-depth: 1
    plugin: dump
    organize:
      "*": patches/
    prime: [-./*]

  desktop-qt5:
    source: https://github.com/ubuntu/snapcraft-desktop-helpers.git
    source-subdir: qt
    plugin: make
    make-parameters: ["FLAVOR=qt5"]
    build-packages:
      - build-essential
      - dpkg-dev
    stage-packages:
      - libxkbcommon0
      - ttf-ubuntu-font-family
      - dmz-cursor-theme
      - light-themes
      - adwaita-icon-theme
      - gnome-themes-standard
      - shared-mime-info
      - libgdk-pixbuf2.0-0
      - locales-all
      - xdg-user-dirs
    stage:
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libjpeg.so.8.2.2
    after:
      - mozjpeg
      - qt5

  extra-cmake-modules:
    source: https://github.com/KDE/extra-cmake-modules.git
    source-depth: 1
    source-tag: v5.77.0
    plugin: cmake
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DBUILD_TESTING=OFF
    prime: [-./*]

  ffmpeg:
    plugin: nil
    build-packages:
      - libavcodec-dev
      - libavformat-dev
      - libavutil-dev
      - libswresample-dev
      - libswscale-dev
    stage-packages:
      - libavcodec58
      - libavformat58
      - libavutil56
      - libswresample3
      - libswscale5
    stage:
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libjpeg.so.8.2.2
    after:
      - mozjpeg

  kwayland:
    source: https://github.com/KDE/kwayland.git
    source-depth: 1
    source-tag: v5.77.0
    plugin: cmake
    build-packages:
      - libwayland-dev
      - wayland-protocols
    stage-packages:
      - libwayland-client0
      - libwayland-server0
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DBUILD_TESTING=OFF
    prime:
      - -./usr/include
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libexec
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/pkgconfig
      - -./usr/mkspecs
      - -./usr/share
    after:
      - extra-cmake-modules
      - desktop-qt5
      - plasma-wayland-protocols

  mozjpeg:
    source: https://github.com/mozilla/mozjpeg.git
    source-depth: 1
    source-tag: v4.0.1-rc2
    plugin: cmake
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DENABLE_STATIC=OFF
      - -DWITH_JPEG8=ON
      - -DPNG_SUPPORTED=OFF
    prime:
      - -./usr/bin
      - -./usr/include
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/pkgconfig
      - -./usr/share

  openal:
    source: https://github.com/telegramdesktop/openal-soft.git
    source-depth: 1
    source-branch: fix_pulse_default
    plugin: cmake
    build-packages:
      - libasound2-dev
      - libpulse-dev
    stage-packages:
      - libasound2
      - libpulse0
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DALSOFT_EXAMPLES=OFF
      - -DALSOFT_TESTS=OFF
      - -DALSOFT_UTILS=OFF
      - -DALSOFT_CONFIG=OFF
    prime:
      - -./usr/include
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/cmake
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/pkgconfig

  plasma-wayland-protocols:
    source: https://github.com/KDE/plasma-wayland-protocols.git
    source-depth: 1
    source-tag: v1.1.1
    plugin: cmake
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
    prime: [-./*]
    after:
      - extra-cmake-modules

  qt5:
    plugin: nil
    build-packages:
      - libdbus-1-dev
      - libegl-dev
      - libfontconfig1-dev
      - libfreetype-dev
      - libgl-dev
      - libglib2.0-dev
      - libharfbuzz-dev
      - libicu-dev
      - libpcre2-dev
      - libpng-dev
      - libssl-dev
      - libwayland-dev
      - libx11-dev
      - libx11-xcb-dev
      - libxcb1-dev
      - libxcb-glx0-dev
      - libxcb-icccm4-dev
      - libxcb-image0-dev
      - libxcb-keysyms1-dev
      - libxcb-randr0-dev
      - libxcb-render0-dev
      - libxcb-render-util0-dev
      - libxcb-shape0-dev
      - libxcb-shm0-dev
      - libxcb-sync-dev
      - libxcb-util-dev
      - libxcb-xfixes0-dev
      - libxcb-xinerama0-dev
      - libxcb-xinput-dev
      - libxcb-xkb-dev
      - libxcursor-dev
      - libxkbcommon-dev
      - libxkbcommon-x11-dev
      - zlib1g-dev
    stage-packages:
      - libdbus-1-3
      - libegl1
      - libfontconfig1
      - libfreetype6
      - libgl1
      - libglib2.0-0
      - libharfbuzz0b
      - libicu66
      - libpcre2-16-0
      - libpng16-16
      - libssl1.1
      - libwayland-client0
      - libwayland-cursor0
      - libwayland-egl1
      - libx11-6
      - libx11-xcb1
      - libxcb1
      - libxcb-glx0
      - libxcb-icccm4
      - libxcb-image0
      - libxcb-keysyms1
      - libxcb-randr0
      - libxcb-render0
      - libxcb-render-util0
      - libxcb-shape0
      - libxcb-shm0
      - libxcb-sync1
      - libxcb-util1
      - libxcb-xfixes0
      - libxcb-xinerama0
      - libxcb-xinput0
      - libxcb-xkb1
      - libxcursor1
      - libxkbcommon0
      - libxkbcommon-x11-0
      - zlib1g
    override-pull: |
      QT=5_15_2

      git clone -b v5.15.2 --depth=1 git://code.qt.io/qt/qt5.git .
      perl init-repository --module-subset=qtbase,qtwayland,qtimageformats,qtsvg
      git submodule update qtbase qtwayland qtimageformats qtsvg

      cd qtbase
      find $SNAPCRAFT_STAGE/patches/qtbase_${QT} -type f -print0 | sort -z | xargs -r0 git apply
      cd ../qtwayland
      find $SNAPCRAFT_STAGE/patches/qtwayland_${QT} -type f -print0 | sort -z | xargs -r0 git apply
      cd ..
    override-build: |
      ./configure \
        -prefix /usr \
        -bindir /usr/lib/qt5/bin \
        -libdir /usr/lib/$SNAPCRAFT_ARCH_TRIPLET \
        -docdir /usr/share/qt5/doc \
        -headerdir /usr/include/$SNAPCRAFT_ARCH_TRIPLET/qt5 \
        -datadir /usr/share/qt5 \
        -archdatadir /usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5 \
        -plugindir /usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/plugins \
        -importdir /usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/imports \
        -translationdir /usr/share/qt5/translations \
        -hostdatadir /usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5 \
        -sysconfdir /etc/xdg \
        -examplesdir /usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/examples \
        -release \
        -opensource \
        -confirm-license \
        -no-gtk \
        -no-feature-xcb-sm \
        -no-feature-xcomposite-egl \
        -no-feature-xcomposite-glx \
        -no-feature-wayland-server \
        -openssl-linked \
        -nomake examples \
        -nomake tests \
        -I $SNAPCRAFT_STAGE/usr/include \
        -L $SNAPCRAFT_STAGE/usr/lib/$SNAPCRAFT_ARCH_TRIPLET

      make -j$SNAPCRAFT_PARALLEL_BUILD_COUNT
      make INSTALL_ROOT="$SNAPCRAFT_PART_INSTALL" install
    stage:
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libjpeg.so.8.2.2
    prime:
      - -./usr/include
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/cmake
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/pkgconfig
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/bin
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/mkspecs
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/examples
      # Allow tdesktop's custom try-portal-and-fallback logic to work
      - -./usr/lib/$SNAPCRAFT_ARCH_TRIPLET/qt5/plugins/platformthemes
      - -./usr/lib/qt5
      - -./usr/share
    after:
      - mozjpeg
      - patches

  webrtc:
    source: https://github.com/desktop-app/tg_owt.git
    source-depth: 1
    source-commit: 7f965710b93c4dadd7e6f1ac739e708694df7929
    plugin: cmake
    build-packages:
      - yasm
      - libopus-dev
      - libssl-dev
    stage-packages:
      - libopus0
      - libssl1.1
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DBUILD_SHARED_LIBS=OFF
      - -DJPEG_LIBRARY_RELEASE=$SNAPCRAFT_STAGE/usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libjpeg.so
      - -DJPEG_INCLUDE_DIR=$SNAPCRAFT_STAGE/usr/include
      # NEON support for arm 32-bit is broken and no one seem to fix it
      - -DTG_OWT_ARCH_ARMV7_USE_NEON=OFF
    prime: [-./*]
    after:
      - ffmpeg
      - mozjpeg