spase-model-tools/example/helpers/util.js

Tools to generate information model PDF, JSON and XSD files.

// Convert a object into an array
function array(obj, name) {
	if(! obj) { console.log("array(): Object is not defined."); return []; }
	if(! obj[name]) { console.log("array(): Element with name '" + name +"' is not defined."); return []; }
	
	return obj[name];
}

// Group elements of an array by common element value.
function group(obj, name) {
	if(! obj) { console.log("group(): Object is not defined."); return []; }
	
	var results = [];
	var set = { title: "", entry: []};
	
	for(let i = 0; i < obj.length; i++) {
		var item = obj[i];
		if(item[name] != set.title) {
			if(set.title.length > 0) results.push(set);
			set = new Object();
			set.title = item[name];
			set.entry = [];
		}
		set.entry.push(item);
	}
	if(set.title.length > 0) results.push(set);
	
	return results;
}

// Build a tree of nested arrays
function buildTreeArray(ont, name, occurrence) {
	var item = { name: name, occurrence: occurrence, children: [] };
	if(occurrence == null) {	// Root of tree
		item.occurrence = "1";
	}
	
	if(ont[name]) {	// Build up children
		var list = ont[name];
		var keys = Object.keys(list);
		if(keys.length > 0) {
			for (var i = 0; i < keys.length; i++) {
				var key = keys[i];
				item.children.push( buildTreeArray(ont, key, list[key].occurrence) );
			}
		}
	}
	
	if(occurrence == null) {	// Root of tree
		return [ item ];
	}
	
	return item;	// part of tree
}

// Build a tree of nested arrays
function buildTree(ont, name, occurrence, prefix) {
	var set = [];
	set.push( { prefix: prefix, name: name, occurrence: occurrence } );
	
	if(ont[name]) {	// Build up children
		var list = ont[name];
		var keys = Object.keys(list);
		if(keys.length > 0) {
			for (var i = 0; i < keys.length; i++) {
				var key = keys[i];
				set.push( ...buildTree(ont, key, list[key].occurrence, "|        " + prefix) );
			}
		}
	}
	
	return set;
}

function now() {
	var today = new Date();
	var dd = String(today.getDate()).padStart(2, '0');
	var mm = String(today.getMonth() + 1).padStart(2, '0'); //January is 0!
	var yyyy = today.getFullYear();

	today = yyyy + '-' + mm + '-' + dd;
	return(today);
}

function dump(obj) {
	console.log("***");
 	console.log(JSON.stringify(obj, null, 3));
	console.log("***");
 }