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shrine-medco/tools/js/i2b2-msg-parser/query-parser.js
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query-parser.js
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var dom = require('./i2b2-dom');
var HiveHelper = require('./hive-helper');
var url = './html/query-parser.html';
var window, document, $;
dom.load(url, [
'https://cdnjs.cloudflare.com/ajax/libs/jquery/3.0.0/jquery.js'
], domLoaded);
function domLoaded(win) {
// -- initial setup -- //
window = win;
document = window.document;
$ = window.$;
dom.loadData('query-contents.json')
.then(function (result) {
var data = JSON.parse(result.data);
var queryRecords = data.queryRecords;
var ln = queryRecords.length;
var queryContentsList = [];
var terms = new OntologyTerm('root');
var obj;
// all query records.
for (var i = 0; i < ln; i++) {
var record = queryRecords[i];
var str = record.queryContents;
terms = termBuilder(str.queryDefinition.expr, record.externalId, terms);
}
});
}
/*
create local terms object and append it to global object.
push id to queryList only if term does not exist yet.
something like terms = {
"\\SHRINE\SHRINE\Demographics\Age\0-9 years old\3 years old\": queryList []
}
*/
function termBuilder(obj, queryId, terms) {
var keys = Object.keys(obj);
// -- nothing to search, we're done. -- //
if (typeof (obj) !== 'object' || !keys.length) {
return terms;
}
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
if (key === 'term') {
//if not an array and has been added already, push the queryId onto the list.
//if is an array, iterate over the array. push the queryId onto the list.
//if not an array and has not been added already, create term object, push the queryId onto the list.
//if not an array and has already been added, push the queryId onto the list, will pull count of uniques later.
//
// -- if not an arry and has not been added.
if (!Array.isArray(obj.term)) {
processKey(terms, obj.term, queryId);
}
else {
// -- iterate through the termlist -- //
var termList = obj.term;
for (var j = 0; j < termList.length; j++) {
var term = termList[j];
processKey(terms, term, queryId);
}
}
}
else {
termBuilder(obj[key], queryId, terms);
}
}
return terms;
}
function processKey(terms, key, queryId) {
var prunedKey = key.split('\\\\SHRINE\\SHRINE')[1];
var ontologyList = prunedKey.split('\\').slice(1);
ontologyList = ontologyList.slice(0, ontologyList.length - 1);
var currentLevel = terms;
for (var i = 0; i < ontologyList.length; i++) {
var term = ontologyList[i];
processTerm(currentLevel, term, queryId);
//currentLevel = currentLevel[term];
currentLevel = currentLevel.children[term];
}
}
function processTerm(terms, key, queryId) {
var term;
if (!terms.children[key]) {
term = addTerm(terms, key, queryId);
}
else {
term = terms.children[key];
term.addQuery(queryId, queryId);
}
}
//todo: make method more singlar and focused.
function addTerm(terms, key, queryId) {
var term = new OntologyTerm(key);
term.addQuery(queryId, queryId);
terms.children[key] = term;
return term;
}
function OntologyTerm(key) {
this.key = key;
this.children = {};
this.queries = {};
}
OntologyTerm.prototype.addQuery = function(queryId, queryData) {
this.queries[queryId] = queryData;
};
OntologyTerm.prototype.getQueries = function () {
return Object.keys(this.queries);
};
OntologyTerm.prototype.getQueryCount = function () {
return this.getQueries().length;
};
OntologyTerm.prototype.hasChildren = function () {
return !!Object.keys(this.children).length > 0;
};
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