#!/bin/sh
set -e

SERVICE_USER=engpad
SERVICE_DIR=/srv/eng-pad-server
BIN_DIR=/usr/local/bin

echo "Creating system user..."
id -u "$SERVICE_USER" >/dev/null 2>&1 || useradd -r -s /usr/sbin/nologin -d "$SERVICE_DIR" "$SERVICE_USER"

echo "Creating directories..."
mkdir -p "$SERVICE_DIR"/{certs,backups}
chown -R "$SERVICE_USER:$SERVICE_USER" "$SERVICE_DIR"
chmod 700 "$SERVICE_DIR"

echo "Installing binary..."
cp eng-pad-server "$BIN_DIR/"
chmod 755 "$BIN_DIR/eng-pad-server"

echo "Installing config..."
if [ ! -f "$SERVICE_DIR/eng-pad-server.toml" ]; then
    cp deploy/examples/eng-pad-server.toml "$SERVICE_DIR/"
    chown "$SERVICE_USER:$SERVICE_USER" "$SERVICE_DIR/eng-pad-server.toml"
    chmod 600 "$SERVICE_DIR/eng-pad-server.toml"
    echo "  Example config installed. Edit $SERVICE_DIR/eng-pad-server.toml before starting."
fi

echo "Installing systemd units..."
cp deploy/systemd/eng-pad-server.service /etc/systemd/system/
cp deploy/systemd/eng-pad-server-backup.service /etc/systemd/system/
cp deploy/systemd/eng-pad-server-backup.timer /etc/systemd/system/
systemctl daemon-reload

echo "Done. Run 'eng-pad-server init -c $SERVICE_DIR/eng-pad-server.toml' to initialize."