#!/usr/bin/env bash
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
# Might be empty
set -e

#
# Always install local overrides first
#

STEP_CNT=5

echo_step() {
cat <<EOF

######################################################################


Init Step ${1}/${STEP_CNT} [${2}] -- ${3}


######################################################################

EOF
}
        if [ "$SUPERSET_PASSWORD" ]; then
            ADMIN_PASSWORD="$SUPERSET_PASSWORD"
        else
            ADMIN_PASSWORD="admin"
        fi

# Initialize the database
echo_step "1" "Starting" "Applying DB migrations"
superset db upgrade
echo_step "1" "Complete" "Applying DB migrations"

# Create an admin user
echo_step "2" "Starting" "Setting up admin user ( admin / $ADMIN_PASSWORD )"
superset fab create-admin \
              --username admin \
              --firstname Superset \
              --lastname Admin \
              --email admin@superset.com \
              --password $ADMIN_PASSWORD
echo_step "2" "Complete" "Setting up admin user"
# Create default roles and permissions
echo_step "3" "Starting" "Setting up roles and perms"
superset init
echo_step "3" "Complete" "Setting up roles and perms"


if [ "$SUPERSET_LOAD_EXAMPLES" = "yes" ]; then
    # Load some data to play with
    echo_step "4" "Starting" "Loading examples"
    superset load_examples
    echo_step "4" "Complete" "Loading examples"
    else
    echo_step "4" "Complete" "No examples loaded"
fi

HYPHEN_SYMBOL='-'

echo_step "5" "Starting" "Launching the app"
gunicorn \
    --bind "${SUPERSET_BIND_ADDRESS:-0.0.0.0}:${SUPERSET_PORT:-8088}" \
    --access-logfile "${ACCESS_LOG_FILE:-$HYPHEN_SYMBOL}" \
    --error-logfile "${ERROR_LOG_FILE:-$HYPHEN_SYMBOL}" \
    --workers ${SERVER_WORKER_AMOUNT:-1} \
    --worker-class ${SERVER_WORKER_CLASS:-gthread} \
    --threads ${SERVER_THREADS_AMOUNT:-20} \
    --timeout ${GUNICORN_TIMEOUT:-60} \
    --limit-request-line ${SERVER_LIMIT_REQUEST_LINE:-0} \
    --limit-request-field_size ${SERVER_LIMIT_REQUEST_FIELD_SIZE:-0} \
    "${FLASK_APP}"
