#!/bin/bash
set -e
case "$1" in
  configure)
    # Create system user/group
    if ! getent passwd witryna >/dev/null; then
      adduser --system --group --no-create-home --home /var/lib/witryna witryna
    fi
    # Create data + log directories
    install -d -o witryna -g witryna -m 0755 /var/lib/witryna
    install -d -o witryna -g witryna -m 0755 /var/lib/witryna/clones
    install -d -o witryna -g witryna -m 0755 /var/lib/witryna/builds
    install -d -o witryna -g witryna -m 0755 /var/lib/witryna/cache
    install -d -o witryna -g witryna -m 0755 /var/log/witryna
    # Config file is installed by dpkg from the asset.
    # Fix ownership so the witryna service can read it (Group=witryna in unit).
    chown root:witryna /etc/witryna/witryna.toml
    chmod 640 /etc/witryna/witryna.toml
    # Auto-detect and configure container runtime
    if command -v docker >/dev/null 2>&1 && docker info >/dev/null 2>&1; then
        # Docker: add to docker group + install override
        if getent group docker >/dev/null; then
            usermod -aG docker witryna || true
        fi
        mkdir -p /etc/systemd/system/witryna.service.d
        cp /usr/share/doc/witryna/examples/systemd/docker.conf \
           /etc/systemd/system/witryna.service.d/10-runtime.conf
        chmod 644 /etc/systemd/system/witryna.service.d/10-runtime.conf
        systemctl daemon-reload >/dev/null 2>&1 || true
        echo "witryna: Docker detected and configured."
    elif command -v podman >/dev/null 2>&1 && podman info >/dev/null 2>&1; then
        # Podman: subuids + lingering + override
        if ! grep -q "^witryna:" /etc/subuid 2>/dev/null; then
            usermod --add-subuids 100000-165535 witryna || true
        fi
        if ! grep -q "^witryna:" /etc/subgid 2>/dev/null; then
            usermod --add-subgids 100000-165535 witryna || true
        fi
        loginctl enable-linger witryna >/dev/null 2>&1 || true
        mkdir -p /etc/systemd/system/witryna.service.d
        cp /usr/share/doc/witryna/examples/systemd/podman.conf \
           /etc/systemd/system/witryna.service.d/10-runtime.conf
        chmod 644 /etc/systemd/system/witryna.service.d/10-runtime.conf
        systemctl daemon-reload >/dev/null 2>&1 || true
        echo "witryna: Podman detected and configured."
    else
        echo "witryna: WARNING — no container runtime (docker/podman) detected."
        echo "  Install one, then reinstall this package or copy an override from"
        echo "  /usr/share/doc/witryna/examples/systemd/ manually."
    fi
    ;;
esac
#DEBHELPER#
exit 0