#!/bin/bash

###
# ============LICENSE_START=======================================================
# ONAP : ccsdk distribution web
# ================================================================================
# Copyright (C) 2020 highstreet technologies GmbH Intellectual Property.
# All rights reserved.
# ================================================================================
# Licensed 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.
# ============LICENSE_END=========================================================
###

# Comment listening on 8080 in nginx.conf as we don't want nginx to listen on any port other than SDNR
sed -i 's/listen/\#listen/g' /opt/bitnami/nginx/conf/nginx.conf

update_index_html() {
 
    # Backup the index.html file
    cp /opt/bitnami/nginx/html/odlux/index.html /opt/bitnami/nginx/html/odlux/index.html.backup
    #default values
    ODLUX_AUTH_METHOD="basic"
    ENABLE_ODLUX_RBAC=${ENABLE_ODLUX_RBAC:-false}
    
    if [ "$ENABLE_OAUTH" == "true" ]; then
        ODLUX_AUTH_METHOD="oauth"
    fi
    echo "authentication is $ODLUX_AUTH_METHOD"
    echo "rbac access is enabled: $ENABLE_ODLUX_RBAC"
    ODLUX_CONFIG='{"authentication":"'$ODLUX_AUTH_METHOD'","enablePolicy":'$ENABLE_ODLUX_RBAC'}'
#    sed -z 's/<script>[^<]*<\/script>/<script>\n    \/\/ run the application \n  require\(\[\"connectApp\",\"faultApp\",\"maintenanceApp\",\"configurationApp\",\"performanceHistoryApp\",\"inventoryApp\",\"eventLogApp\",\"mediatorApp\",\"networkMapApp\",\"linkCalculationApp\",\"helpApp\",\"run\"\], function \(connectApp,faultApp,maintenanceApp,configurationApp,performanceHistoryApp,inventoryApp,eventLogApp,mediatorApp,networkMapApp,linkCalculationApp,helpApp,run\) \{ \n run.configure('$ODLUX_CONFIG'); \n    connectApp.register\(\); \n  faultApp.register\(\);\n    maintenanceApp.register\(\); \n     configurationApp.register\(\);\n    performanceHistoryApp.register\(\); \n    inventoryApp.register\(\);\n    eventLogApp.register\(\);\n   mediatorApp.register\(\);\n   networkMapApp.register\(\);\n   linkCalculationApp.register\(\);\n     helpApp.register\(\);\n      run.runApplication();\n    \}\);\n  <\/script>/' -i /opt/bitnami/nginx/html/odlux/index.html 

    #replace require expression
    sed -z 's/require(\["run"\],\ function\ (run)/require\(\[\"connectApp\",\"faultApp\",\"maintenanceApp\",\"configurationApp\",\"performanceHistoryApp\",\"inventoryApp\",\"eventLogApp\",\"mediatorApp\",\"networkMapApp\",\"linkCalculationApp\",\"helpApp\",\"run\"\], function \(connectApp,faultApp,maintenanceApp,configurationApp,performanceHistoryApp,inventoryApp,eventLogApp,mediatorApp,networkMapApp,linkCalculationApp,helpApp,run\)/' -i /opt/bitnami/nginx/html/odlux/index.html 
    #replace run.runApplication expression
    sed -z 's/run.runApplication();/connectApp.register\(\); \n  faultApp.register\(\);\n    maintenanceApp.register\(\); \n     configurationApp.register\(\);\n    performanceHistoryApp.register\(\); \n    inventoryApp.register\(\);\n    eventLogApp.register\(\);\n   mediatorApp.register\(\);\n   networkMapApp.register\(\);\n   linkCalculationApp.register\(\);\n     helpApp.register\(\);\n      run.runApplication();/' -i /opt/bitnami/nginx/html/odlux/index.html 
    #replace run.configure expression if exists
    sed -z 's/run.configureApplication([^)]\+)/run.configureApplication('$ODLUX_CONFIG');/' -i /opt/bitnami/nginx/html/odlux/index.html 

}

update_nginx_site_conf() {

    if [ "$WEBPROTOCOL" == "HTTPS" ]
    then
        FN=/opt/bitnami/nginx/conf/server_blocks/https_site.conf
        rm /opt/bitnami/nginx/conf/server_blocks/http_site.conf
        
        sed -i 's|SSL_CERT_DIR|'$SSL_CERT_DIR'|g' $FN
        sed -i 's|\bSSL_CERTIFICATE\b|'$SSL_CERTIFICATE'|g' $FN
        sed -i 's|\bSSL_CERTIFICATE_KEY\b|'$SSL_CERTIFICATE_KEY'|g' $FN

    elif [ "$WEBPROTOCOL" == "HTTP" ]
    then
        FN=/opt/bitnami/nginx/conf/server_blocks/http_site.conf
        rm /opt/bitnami/nginx/conf/server_blocks/https_site.conf
	fi

    if [ -z "$FN" ]; then
        echo "unknown env WEBPROTOCOL: $WEBPROTOCOL"
        exit 1
    fi

    # replace needed parameters
    sed -i 's|WEBPORT|'$WEBPORT'|g' $FN
    sed -i 's|SDNRPROTOCOL|'$SDNRPROTOCOL'|g' $FN
    sed -i 's|SDNRHOST|'$SDNRHOST'|g' $FN
    sed -i 's|SDNRPORT|'$SDNRPORT'|g' $FN
    sed -i 's|DNS_RESOLVER|'$DNS_RESOLVER'|g' $FN

    # handle optional parameters
    if [ -z "$TRPCEURL" ]; then
        echo "transportPCE forwarding disabled"
        sed -i 's|proxy_pass TRPCEURL/$1;|return 404;|g' $FN
    
    else
        sed -i 's|TRPCEURL|'$TRPCEURL'|g' $FN
    fi
    if [ -z "$TOPOURL" ]; then
        echo "topology api forwarding disabled"
        sed -i 's|proxy_pass TOPOURL;|return 404;|g' $FN
    else
        sed -i 's|TOPOURL|'$TOPOURL'|g' $FN
    fi
    if [ -z "$TILEURL" ]; then
        echo "tile server forwarding disabled"
        sed -i 's|proxy_pass TILEURL/$1;|return 404;|g' $FN
    else
        sed -i 's|TILEURL|'$TILEURL'|g' $FN
    fi

}

update_index_html

update_nginx_site_conf