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/*******************************************************************************
* Copyright (c) 2017 Kumar Rishabh and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution, and is available at
* http://www.apache.org/licenses/LICENSE-2.0
*******************************************************************************/
var express = require('express');
var router = express.Router();
var async = require('async');
var renderer = function(res, err, results) {
console.log(results);
res.render('project_profile', { title: 'Express', json: results });
}
var renderer_post = function(res, err, results) {
console.log(results);
res.end(JSON.stringify(results));
}
var get_tags = function(result, callback) {
db_pool.getConnection(function(err, connection) {
sql_query = 'select tag_name from tag where tag_id in (select tag_id from vnf_tags where vnf_id = ' + result['vnf_id'] + ') limit 5';
// TODO find why it works and not above
connection.query(sql_query, function (error, results, fields) {
console.log(results);
result['tags'] = results;
connection.release();
if (error) {
result['tags'] = {};
//throw error;
} else {
result['tags'] = results;
}
callback(null, result);
//if (error) throw error;
});
});
}
var get_images = function(result, callback) {
db_pool.getConnection(function(err, connection) {
sql_query = 'select photo_url from photo where photo_id = ' + result['photo_id'];
// TODO find why it works here and not when declared outside the method
console.log(sql_query);
connection.query(sql_query, function (error, results, fields) {
console.log(results[0].photo_url);
//result['photo_url'] = results[0].photo_url;
connection.release();
if (error) {
result['photo_url'] = false;
//throw error;
} else {
result['photo_url'] = results[0].photo_url;
}
callback(null, result);
//if (error) throw error;
});
});
}
var sql_data = function(vnf_id, renderer, res) {
db_pool.getConnection(function(err, connection) {
sql_query = 'select * from vnf where vnf_id = '+ vnf_id;
connection.query(sql_query, function (error, results, fields) {
console.log(results);
connection.release();
if (error) {
console.log('connection error occurred');
} else {
async.map(results, get_images, function(error, results) {
async.map(results, get_tags, renderer.bind(null, res));
});
}
//connection.release();
//if (error) throw error;
});
});
}
router.get('/', function(req, res) {
console.log(typeof(req.param('vnf_id')));
var vnf_id = req.param('vnf_id');
if(vnf_id) {
//tags = tags.toLowerCase().split(/[ ,]+/);
//console.log(tags);
sql_data(vnf_id, renderer, res);
} else {
res.render('project_profile', { title: 'Express', json: false});
}
});
router.post('/', function(req, res) {
console.log(typeof(req.param('vnf_id')));
var vnf_id = req.param('vnf_id');
if(vnf_id) {
//tags = tags.toLowerCase().split(/[ ,]+/);
//console.log(tags);
sql_data(vnf_id, renderer_post, res);
} else {
res.end('{"error" : "VNF Project could not get loaded", "status" : 500}');
}
});
module.exports = router;
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