#!/bin/bash

PATH=$PATH:/usr/lib/postgresql/12/bin
case ${1:-} in
    init)
        mkdir -p db && initdb db
        mkdir -p db/wal
        sed -i "s/.*unix_socket_dir.*/unix_socket_directories = '.\/wal'/" \
            db/postgresql.conf
        pg_ctl -D db -l db/logfile start

        export PGHOST=127.0.0.1
        psql postgres -c 'CREATE ROLE osm WITH SUPERUSER LOGIN'
        psql postgres -c 'CREATE DATABASE osm'
        psql osm osm -c 'CREATE EXTENSION postgis'
        ;;
    start)
        pg_ctl -D db -l db/logfile start
        ;;
    stop)
        pg_ctl -D db -l db/logfile stop
        ;;
    "" | --)
        [[ $# -gt 1 ]] && shift
        exec env \
            PGHOST=127.0.0.1 \
            PGUSER=osm \
            PGDATABASE=osm \
            psql "$@"
        ;;
    *)
        >&2 echo "Unknown command: '$*'"
        exit 1
        ;;
esac
