#!/bin/sh

name=$([[ $1 ]] && echo $1 || echo "postgres")

read -p "Port to use for postgres (default = 5432) " port

read -p "Postgres DB name (default = postgres) " dbname
read -p "Postgres DB username (default = postgres) " dbuser
read -p "Postgres DB password (default = postgres) " dbpw

if [[ $port == "" ]]; then
    port=5432
fi

if [[ $2 ]]; then
    read -p "Do you wish to mount the data directory to $2/pgdata? (y/N)" domount

    if [[ $domount == "y" ]]; then
        mountarg="-v $2/pgdata:/var/lib/postgresql/data"
    else
        mountarg=""
    fi
else
    mountarg=""
fi

echo "
=> Starting container with port $port
"

docker run --rm \
    $mountarg \
    -p $port:5432 \
    -e POSTGRES_USER=$dbuser \
    -e POSTGRES_PASSWORD=$dbpw \
    -e POSTGRES_DB=$dbname \
    --name $name \
    postgres