#!/bin/bash
set -e

case "$1" in
    configure|abort-upgrade)
        id -u vid &>/dev/null || useradd --system -m -s /bin/bash vid

        # Setup virtualenv for python dependencies to comply with PEP 668 on Debian 12 / Ubuntu 24.04+
        VENV_DIR="/usr/share/hyperdeck/venv"
        if [ ! -d "$VENV_DIR" ]; then
            python3 -m venv "$VENV_DIR" 2>/dev/null || python3 -m venv --system-site-packages "$VENV_DIR" 2>/dev/null || true
        fi

        if [ -x "$VENV_DIR/bin/pip" ]; then
            "$VENV_DIR/bin/pip" install -q -r /usr/share/hyperdeck/requirements.txt || true
            chown -R vid:vid "$VENV_DIR" || true
        else
            pip3 install -r /usr/share/hyperdeck/requirements.txt --break-system-packages 2>/dev/null || \
            pip3 install -r /usr/share/hyperdeck/requirements.txt 2>/dev/null || true
        fi

        FILE="/etc/hyperdeck/config.json"
        SOURCEFILE="/usr/share/hyperdeck/config.json.orig"
        if [ ! -f "$FILE" ]; then
            mkdir -p /etc/hyperdeck/
            echo "Copy default config"
            cp "$SOURCEFILE" "$FILE"
            chmod 744 "$FILE"
        fi

        # Register and enable systemd service if running under systemd
        if systemctl is-system-running &>/dev/null || [ -d /run/systemd/system ]; then
            systemctl daemon-reload 2>/dev/null || true
            systemctl enable hyperdeck 2>/dev/null || true
        fi

        mkdir -p /var/log/hyperdeck/
        chown vid:vid "/var/log/hyperdeck/" 2>/dev/null || true

        echo "Installation done"
    ;;
esac
exit 0