#!/bin/bash
# source this

# Place the data directory inside the project directory
export PGDATA="$(pwd)/postgres_dev-13"

envname="$(basename "${PGDATA}")"

# Place Postgres' Unix socket inside the data directory
export PGHOST="$PGDATA"

if [[ ! -d "$PGDATA" ]]; then
	# If the data directory doesn't exist, create an empty one, and...
	initdb --data-checksums
	# ...configure it to listen only on the Unix socket, and...
	cat >> "$PGDATA/postgresql.conf" <<-EOF
		listen_addresses = ''
		unix_socket_directories = '$PGHOST'
		shared_preload_libraries = 'pg_stat_statements'
	EOF
	# ...create a database using the name Postgres defaults to.
	echo "CREATE DATABASE $USER;" | postgres --single -E postgres
fi

export PS1="(${envname})${PS1}"

echo<<EOF
#
# ex: pg_ctl -l "${PGDATA}/logfile" start
#
EOF