Add Flet desktop client

Client/Packaging/BuildAppImage.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+# Builds dist/SaraView-x86_64.AppImage: a PyInstaller one-file build (with
+# the font and icon bundled) wrapped by appimagetool, the same way SaraSort's,
+# SaraSuite's and SaraFem's AppImages are made. Needs appimagetool on PATH.
+set -euo pipefail
+cd "$(dirname "$(readlink -f "$0")")/.."
+
+[ -d .venv ] || python3 -m venv .venv
+.venv/bin/pip install --quiet --disable-pip-version-check -r requirements.txt pyinstaller
+
+# --collect-data flet: without it ft.Icons crashes when frozen.
+.venv/bin/pyinstaller --noconfirm --clean --log-level WARN \
+    --onefile --windowed --name SaraView --collect-data flet \
+    --add-data "$PWD/assets:assets" \
+    --distpath build/PyInstaller/dist --workpath build/PyInstaller/work --specpath build/PyInstaller \
+    "$PWD/Main.py"
+
+AppDir=build/AppDir
+rm -rf "$AppDir"
+mkdir -p "$AppDir/usr/bin"
+cp build/PyInstaller/dist/SaraView "$AppDir/usr/bin/SaraView"
+ln -s usr/bin/SaraView "$AppDir/AppRun"
+cp assets/Icon.png "$AppDir/SaraView.png"
+ln -s SaraView.png "$AppDir/.DirIcon"
+cat > "$AppDir/SaraView.desktop" << DESKTOP
+[Desktop Entry]
+Type=Application
+Name=SaraView
+Comment=View and edit files, locally or on a SaraView server
+Exec=SaraView
+Icon=SaraView
+Terminal=false
+Categories=Utility;
+DESKTOP
+
+mkdir -p dist
+ARCH=x86_64 appimagetool --no-appstream "$AppDir" dist/SaraView-x86_64.AppImage
+echo "Built dist/SaraView-x86_64.AppImage"

Client/Packaging/Launch.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+# Desktop-entry launcher: resolves the venv relative to this script rather
+# than the caller's cwd, since .desktop Exec= lines are invoked with no
+# guaranteed working directory.
+cd "$(dirname "$(readlink -f "$0")")/.." || exit 1
+exec .venv/bin/python Main.py "$@"

Client/Packaging/SaraSuite/Manifest.toml

@@ -0,0 +1,37 @@
+# Kept in sync between SaraSuite/Programs/SaraView/ and SaraView/Client/Packaging/SaraSuite/.
+Name = "SaraView"
+Description = "SaraView's desktop client: view and edit files in a local folder, or on a SaraView server."
+
+[Source]
+Git = "{GitHost}/SaraView"
+# Only the Flet client; the server (Backend/, Frontend/) runs in Docker on SpineS.
+Include = ["Client/*.py", "Client/requirements.txt", "Client/assets/**"]
+Exclude = ["Client/Packaging"]
+
+[Python]
+RequirementsFile = "Client/requirements.txt"
+
+[[Templates]]
+Source = "Launch.sh"
+Target = "{AppDir}/Client/Packaging/Launch.sh"
+Executable = true
+
+[[Templates]]
+Source = "SaraView.desktop"
+Target = "{ApplicationsDir}/SaraView.desktop"
+
+# Made by SaraView itself: Config.toml and Session.toml (your saved login).
+[[Leftovers]]
+Path = "{ConfigDir}"
+Kind = "Config"
+Note = "SaraView's settings and saved server login"
+
+[[Leftovers]]
+Path = "{CacheHome}/SaraView"
+Kind = "Runtime"
+Note = "server files downloaded to open in other programs"
+
+# Shared with the other Flet programs; see Programs/FletIdentity.py.
+[[Templates]]
+Source = "../../FletIdentity.py"
+Target = "{ProgramDir}/FletIdentity.py"

Client/Packaging/SaraSuite/Templates/Launch.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+# Written by SaraSuite. Runs from the client's folder so Flet finds assets/.
+# A Flet client copy with the window app ID srhtnin.{Name}, so the desktop
+# matches the window to {Name}.desktop (StartupWMClass) instead of showing it
+# as "com.appveyor.flet". Empty if that fails: Flet then uses its own client.
+export FLET_VIEW_PATH="$("{Python}" "{ProgramDir}/FletIdentity.py" "srhtnin.{Name}")"
+cd "{AppDir}/Client" || exit 1
+exec "{Python}" Main.py "$@"

Client/Packaging/SaraSuite/Templates/SaraView.desktop

@@ -0,0 +1,10 @@
+[Desktop Entry]
+Type=Application
+Name=SaraView
+Comment=View and edit files, locally or on a SaraView server
+Exec={AppDir}/Client/Packaging/Launch.sh
+Icon={AppDir}/Client/assets/Icon.png
+Terminal=false
+Categories=Utility;
+StartupNotify=true
+StartupWMClass=srhtnin.{Name}