#!/bin/bash

set -e

PASSWORD="$(relation-get password)"
USER="$(relation-get user)"
DBNAME="$(relation-get dbname)"

control=$(echo -en "$USER\0$DBNAME\0$PASSWORD" | md5_compat)

config-add "\
services:
  $MASTER_BASE_SERVICE_NAME:
    environment:
      DB_HOST: $MASTER_TARGET_SERVICE_NAME
      MM_DBNAME: $DBNAME
      MM_PASSWORD: $PASSWORD
      MM_USERNAME: $USER
"

if [ -e "$SERVICE_CONFIGSTORE/mattermost/config/config.json" ]; then
    sed -ri  's/(^\s+"DataSource": "postgres:[^:]+:)([^@]+)@/\1'"$PASSWORD"'@/' \
        "$SERVICE_CONFIGSTORE/mattermost/config/config.json" || exit 1
fi

[ "$control" == "$(relation-get control 2>/dev/null)" ] && exit 0


relation-set control "$control"

info "Configured $SERVICE_NAME code for $TARGET_SERVICE_NAME access."