#!/bin/bash
set -e
export GOOSE_DRIVER=mysql

if [[ -n $MYSQL_URL ]] ; then
    export GOOSE_DBSTRING="$MYSQL_URL"
else
    GOOSE_DBSTRING=
    if [[ -n $MYSQL_USERNAME ]] ; then
        GOOSE_DBSTRING="$MYSQL_USERNAME"
        if [[ -n $MYSQL_PASSWORD ]] ; then
            GOOSE_DBSTRING="$MYSQL_USERNAME:$MYSQL_PASSWORD"
        fi
    fi
    if [[ -n $MYSQL_HOST ]] ; then
        if [[ -n $MYSQL_PORT ]] ; then
            GOOSE_DBSTRING="$GOOSE_DBSTRING@tcp($MYSQL_HOST:$MYSQL_PORT)"
        else
            GOOSE_DBSTRING="$GOOSE_DBSTRING@tcp($MYSQL_HOST)"
        fi
    else
        if [[ -n $MYSQL_PORT ]] ; then
            GOOSE_DBSTRING="$GOOSE_DBSTRING@tcp(localhost:$MYSQL_PORT)"
        else
            GOOSE_DBSTRING="$GOOSE_DBSTRING@localhost"
        fi
    fi
    if [[ -n $MYSQL_DATABASE ]] ; then
        GOOSE_DBSTRING="$GOOSE_DBSTRING/$MYSQL_DATABASE"
    fi
    export GOOSE_DBSTRING
fi
goose $*