termux_package_name="com.termux"
termux_activity_name=".app.TermuxActivity"

# The 4 `TERMUX__` variables will automatically be exported in v0.119.0+ and will exist in termux.env file
termux_init_command="/system/bin/sh -c 'TERMUX__ROOTFS=\"/data/data/$termux_package_name/files\""
termux_init_command+="$(cat <<'EOF'

TERMUX__HOME="$TERMUX__ROOTFS/home"
TERMUX__PREFIX="$TERMUX__ROOTFS/usr"
TERMUX__DATA_HOME="$TERMUX__HOME/.termux"

# Wait till bootstrap is installed
i=0;
while true; do
    sleep 1
    if [ -d "$TERMUX__PREFIX" ] && [ -d "$TERMUX__HOME" ]; then
        echo "Termux bootstrap setup complete"
        break
    fi
    if [ $i -gt 30 ]; then
        echo "Termux bootstrap not setup even after 30s" 1>&2
        exit 1
    fi
    i=$((i+1))
done

# Source termux.env file
. "$TERMUX__PREFIX/etc/termux/termux.env" || exit 1

# Create TERMUX__DATA_HOME if it does not already exist
echo "creating termux data home"
mkdir -p "$TERMUX__DATA_HOME" || exit 1
chmod 700 "$TERMUX__DATA_HOME" || exit 1

# Enable allow-external-apps property
# Or run something else
echo "Enabling allow-external-apps"
prop_value="true"; prop_key="allow-external-apps"; 
termux_properties_file="$TERMUX__DATA_HOME/termux.properties";
if ! grep -E '^'"$prop_key"'=.*' $termux_properties_file &>/dev/null; then
    [ -s "$termux_properties_file" ] && [ ! -z "$(tail -c 1 "$termux_properties_file")" ] && newline=$'\n' || newline="";
    echo "$newline$prop_key=$prop_value" >> "$termux_properties_file" || exit 1
else
    sed -i'' -E 's/^'"$prop_key"'=.*/'"$prop_key=$prop_value"'/' $termux_properties_file || exit 1
fi

# Update termux-tools package
apt-get update -y || exit 1
apt-get install -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" termux-tools || exit 1
'
EOF
)"

adb shell am force-stop "$termux_package_name" &&
adb shell am start --user 0 "$termux_package_name/$termux_activity_name" &&
adb shell run-as "$termux_package_name" --user 0 "$termux_init_command"