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

base: core20
grade: stable
confinement: strict

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/telegramdesktop.desktop
    environment:
      # Use GTK3 cursor theme, icon theme and open/save file dialogs.
      QT_QPA_PLATFORMTHEME: gtk3
    plugs:
      - alsa
      - audio-playback
      - audio-record
      - camera
      - desktop
      - desktop-legacy
      - home
      - network
      - network-manager
      - 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/telegramdesktop.appdata.xml]
    build-environment:
      - LD_LIBRARY_PATH: $SNAPCRAFT_STAGE/usr/lib
    build-packages:
      - qtbase5-private-dev
      - libasound2-dev
      - libglib2.0-dev
      - libgtk-3-dev
      - liblzma-dev
      - libopus-dev
      - libpulse-dev
      - libqt5svg5-dev
      - libqt5waylandclient5-dev
      - libssl-dev
      - libxcb1-dev
      - libxcb-screensaver0-dev
      - zlib1g-dev
    stage-packages:
      - qt5-image-formats-plugins
      - qtwayland5
      - libasound2
      - libgtk-3-0
      - liblzma5
      - libopus0
      - libpulse0
      - libqt5svg5
      - libqt5waylandclient5
      - libssl1.1
      - libxcb1
      - libxcb-screensaver0
      - zlib1g
    cmake-parameters:
      - -DCMAKE_BUILD_TYPE=Release
      - -DCMAKE_INSTALL_PREFIX=/usr
      - -DTDESKTOP_API_ID=611335
      - -DTDESKTOP_API_HASH=d524b414d21f4d37f08684c1df41ac9c
      - -DDESKTOP_APP_USE_PACKAGED_LAZY=ON
      - -DDESKTOP_APP_QTWAYLANDCLIENT_PRIVATE_HEADERS=$SNAPCRAFT_STAGE/usr/include/$SNAPCRAFT_ARCH_TRIPLET/qt5/QtWaylandClient/5.12.8
      - -DDESKTOP_APP_WEBRTC_LOCATION=$SNAPCRAFT_STAGE/webrtc/src
    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=/usr/share/icons/hicolor/512x512/apps/telegram.png|g' lib/xdg/telegramdesktop.desktop
    after:
      - desktop-qt5
      - ffmpeg
      - openal
      - qtwayland
      - webrtc

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

  telegram-patches:
    source: Telegram/Patches
    plugin: dump
    organize:
      "*": telegram_patches/
    prime: [-./*]

  depot-tools:
    source: https://chromium.googlesource.com/chromium/tools/depot_tools.git
    source-depth: 1
    plugin: dump
    organize:
      "*": depot_tools/
    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
      - qtbase5-dev
      - dpkg-dev
    stage-packages:
      - libxkbcommon0
      - ttf-ubuntu-font-family
      - dmz-cursor-theme
      - light-themes
      - adwaita-icon-theme
      - gnome-themes-standard
      - shared-mime-info
      - libqt5gui5
      - libgdk-pixbuf2.0-0
      - libqt5svg5 # for loading icon themes which are svg
      - try: [appmenu-qt5] # not available on core18
      - locales-all
      - xdg-user-dirs
      - fcitx-frontend-qt5

  qt5-xdgdesktopportal-platform:
    plugin: nil
    stage-packages:
      - qt5-xdgdesktopportal-platformtheme

  # Qt checks that ibus-daemon binary is present, otherwise doesn't work
  ibus:
    plugin: nil
    stage-packages:
      - ibus

  dav1d:
    source: https://github.com/videolan/dav1d.git
    source-depth: 1
    source-tag: 0.6.0
    plugin: meson
    build-packages:
      - nasm
    meson-parameters:
      - --prefix=/usr
      - --libdir=lib
      - -Denable_tools=false
      - -Denable_tests=false
    prime:
      - -./usr/include
      - -./usr/lib/pkgconfig

  ffmpeg:
    source: https://github.com/FFmpeg/FFmpeg.git
    source-depth: 1
    source-branch: release/4.2
    plugin: autotools
    build-packages:
      - nasm
      - libopus-dev
      - libva-dev
      - libvdpau-dev
    stage-packages:
      - libopus0
      - libva2
      - libva-drm2
      - libvdpau1
    autotools-configure-parameters:
      - --prefix=/usr
      - --disable-static
      - --disable-debug
      - --disable-programs
      - --disable-doc
      - --disable-network
      - --disable-autodetect
      - --disable-everything
      - --disable-neon
      - --disable-alsa
      - --disable-iconv
      - --enable-shared
      - --enable-libdav1d
      - --enable-libopus
      - --enable-vaapi
      - --enable-vdpau
      - --enable-protocol=file
      - --enable-hwaccel=h264_vaapi
      - --enable-hwaccel=h264_vdpau
      - --enable-hwaccel=mpeg4_vaapi
      - --enable-hwaccel=mpeg4_vdpau
      - --enable-decoder=aac
      - --enable-decoder=aac_fixed
      - --enable-decoder=aac_latm
      - --enable-decoder=aasc
      - --enable-decoder=alac
      - --enable-decoder=flac
      - --enable-decoder=gif
      - --enable-decoder=h264
      - --enable-decoder=hevc
      - --enable-decoder=libdav1d
      - --enable-decoder=mp1
      - --enable-decoder=mp1float
      - --enable-decoder=mp2
      - --enable-decoder=mp2float
      - --enable-decoder=mp3
      - --enable-decoder=mp3adu
      - --enable-decoder=mp3adufloat
      - --enable-decoder=mp3float
      - --enable-decoder=mp3on4
      - --enable-decoder=mp3on4float
      - --enable-decoder=mpeg4
      - --enable-decoder=msmpeg4v2
      - --enable-decoder=msmpeg4v3
      - --enable-decoder=opus
      - --enable-decoder=pcm_alaw
      - --enable-decoder=pcm_f32be
      - --enable-decoder=pcm_f32le
      - --enable-decoder=pcm_f64be
      - --enable-decoder=pcm_f64le
      - --enable-decoder=pcm_lxf
      - --enable-decoder=pcm_mulaw
      - --enable-decoder=pcm_s16be
      - --enable-decoder=pcm_s16be_planar
      - --enable-decoder=pcm_s16le
      - --enable-decoder=pcm_s16le_planar
      - --enable-decoder=pcm_s24be
      - --enable-decoder=pcm_s24daud
      - --enable-decoder=pcm_s24le
      - --enable-decoder=pcm_s24le_planar
      - --enable-decoder=pcm_s32be
      - --enable-decoder=pcm_s32le
      - --enable-decoder=pcm_s32le_planar
      - --enable-decoder=pcm_s64be
      - --enable-decoder=pcm_s64le
      - --enable-decoder=pcm_s8
      - --enable-decoder=pcm_s8_planar
      - --enable-decoder=pcm_u16be
      - --enable-decoder=pcm_u16le
      - --enable-decoder=pcm_u24be
      - --enable-decoder=pcm_u24le
      - --enable-decoder=pcm_u32be
      - --enable-decoder=pcm_u32le
      - --enable-decoder=pcm_u8
      - --enable-decoder=pcm_zork
      - --enable-decoder=vorbis
      - --enable-decoder=wavpack
      - --enable-decoder=wmalossless
      - --enable-decoder=wmapro
      - --enable-decoder=wmav1
      - --enable-decoder=wmav2
      - --enable-decoder=wmavoice
      - --enable-encoder=libopus
      - --enable-parser=aac
      - --enable-parser=aac_latm
      - --enable-parser=flac
      - --enable-parser=h264
      - --enable-parser=hevc
      - --enable-parser=mpeg4video
      - --enable-parser=mpegaudio
      - --enable-parser=opus
      - --enable-parser=vorbis
      - --enable-demuxer=aac
      - --enable-demuxer=flac
      - --enable-demuxer=gif
      - --enable-demuxer=h264
      - --enable-demuxer=hevc
      - --enable-demuxer=m4v
      - --enable-demuxer=mov
      - --enable-demuxer=mp3
      - --enable-demuxer=ogg
      - --enable-demuxer=wav
      - --enable-muxer=ogg
      - --enable-muxer=opus
    override-pull: |
      snapcraftctl pull
      patch -p1 < "$SNAPCRAFT_STAGE/telegram_patches/ffmpeg.diff"
    prime:
      - -./usr/include
      - -./usr/lib/pkgconfig
    after:
      - telegram-patches
      - dav1d

  openal:
    source: https://github.com/kcat/openal-soft.git
    source-depth: 1
    source-tag: openal-soft-1.20.1
    plugin: cmake
    build-packages:
      - libasound2-dev
      - libpulse-dev
      - libsndio-dev
      - portaudio19-dev
    stage-packages:
      - libasound2
      - libpulse0
      - libportaudio2
      - libsndio7.0
    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/cmake
      - -./usr/lib/pkgconfig

  qtwayland:
    source: https://github.com/qt/qtwayland.git
    source-depth: 1
    source-tag: v5.12.8
    plugin: dump
    override-build: |
      qmake
      make -j$(nproc)
      make INSTALL_ROOT="$SNAPCRAFT_PART_INSTALL" install
    after:
      - desktop-qt5
    stage: [-./usr/lib]
    prime: [-./*]

  webrtc:
    plugin: nil
    build-packages:
      - libopus-dev
      - libssl-dev
    stage-packages:
      - libopus0
      - libssl1.1
    override-pull: |
      export PATH="$SNAPCRAFT_STAGE/depot_tools:$PATH"

      mkdir webrtc
      cd webrtc
      cp "$SNAPCRAFT_STAGE/patches/webrtc/.gclient" .
      git clone --depth=1 https://github.com/open-webrtc-toolkit/owt-deps-webrtc src
      gclient sync --no-history

      applyPatch() {
        cd "$SNAPCRAFT_PART_SRC/webrtc/$1"
        git apply "$SNAPCRAFT_STAGE/patches/webrtc/$(basename $1).diff"
      }

      applyPatch src
      applyPatch src/build
      applyPatch src/third_party
      applyPatch src/third_party/libsrtp
    override-build: |
      export PATH="$SNAPCRAFT_STAGE/depot_tools:$PATH"

      cd webrtc/src

      ArgumentsList=`echo \
          target_os=\"linux\" \
          treat_warnings_as_errors=false \
          is_component_build=false \
          is_debug=false \
          is_clang=false \
          proprietary_codecs=true \
          use_custom_libcxx=false \
          use_rtti=true \
          use_gold=false \
          use_sysroot=false \
          linux_use_bundled_binutils=false \
          enable_dsyms=true \
          rtc_include_tests=false \
          rtc_build_examples=false \
          rtc_build_tools=false \
          rtc_build_opus=false \
          rtc_build_ssl=false \
          rtc_ssl_root=\"/usr/include\" \
          rtc_ssl_libs=[\"ssl\",\"crypto\"] \
          rtc_builtin_ssl_root_certificates=true \
          rtc_build_ffmpeg=false \
          rtc_ffmpeg_root=\"$SNAPCRAFT_STAGE/usr/include\" \
          rtc_ffmpeg_libs=[\"avcodec\",\"swscale\",\"swresample\",\"avutil\"] \
          rtc_opus_root=\"/usr/include/opus\" \
          rtc_enable_protobuf=false`

      gn gen out/Release --args="$ArgumentsList"

      ninja -C out/Release webrtc
      cd ../..

      cp -a webrtc "$SNAPCRAFT_PART_INSTALL"
    after:
      - depot-tools
      - ffmpeg
      - patches
    prime: [-./*]