build-flatpak.sh

#!/bin/bash


# Convert the archive of the Flutter app to a Flatpak.


# Exit if any command fails
set -e

# Echo all commands for debug purposes
set -x


# No spaces in project name.
projectName=telsis_translator_flutter
projectId=com.maplerain.telsis_translator_flutter
executableName=telsis_translator_flutter
archiveName=telsis-translator-flutter_0.2.1.tar.gz

# ------------------------------- Build Flatpak ----------------------------- #

# Extract portable Flutter build.
mkdir -p $projectName
tar -xf $archiveName -C $projectName

# Copy the portable app to the Flatpak-based location.
cp -r $projectName /app/
chmod +x /app/$projectName/$executableName
mkdir -p /app/bin
ln -s /app/$projectName/$executableName /app/bin/$executableName

# Install the icon.
iconDir=/app/share/icons/hicolor/256x256/apps/
mkdir -p $iconDir
cp -r packaging/linux/com.maplerain.telsis_translator_flutter.png $iconDir/

# Install the desktop file.
desktopFileDir=/app/share/applications
mkdir -p $desktopFileDir
cp -r packaging/linux/$projectId.desktop $desktopFileDir/

# Install the AppStream metadata file.
metadataDir=/app/share/metainfo
mkdir -p $metadataDir
cp -r packaging/linux/$projectId.metainfo.xml $metadataDir/