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// License: GPL
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mw.notify( "popup.js")
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var controller_item_id = 96;
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var wbEStruct = {
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instanceOfRelations: 'claims.P3', // location of P3 relations in wbEntity
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IDPropLoc: 'mainsnak.datavalue.value', // location of ID properties in related entity
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IDName: 'numeric-id' // ID property name which checked
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};
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// check if we are on a page of a loaded Entity
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if ( typeof mw.config.values.wbEntity !=  "undefined" ) {
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console.log( "entity is defined" )
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// get wbEntity as json
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var obj = JSON.parse ( mw.config.values.wbEntity );
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console.log( "parsed object", obj )
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// check if we have P3 relations and iterate through
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if ( typeof check( obj, wbEStruct["instanceOfRelations"] ) != "undefined" ) {
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console.log( "object has 'instance of' relations" );
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for( var i = 0; i < dive( obj, wbEStruct["instanceOfRelations"] ).length; i++ ) {
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console.log("dived in");
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// check if we have controller id constructed from wbEntity
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if( dive( dive( obj, wbEStruct["instanceOfRelations"])[i] , wbEStruct["IDPropLoc"])[wbEStruct["IDName"]] === controller_item_id ) {
   
console.log( "it's a controller" )
 
console.log( "it's a controller" )
 
var $title2 = $( '.wikibase-title' ),
 
var $title2 = $( '.wikibase-title' ),
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                                     console.log(expanded)
 
                                     console.log(expanded)
 
    mw.notify( expanded , { autoHide: false } );
 
    mw.notify( expanded , { autoHide: false } );
} );
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}
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}
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}
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// Else let's do nothing;
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}
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// helper function for diving into a part of array
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function indexinterpolate(obj,i) { return  (obj[i] != undefined) ? obj[i] : obj};
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// helper function for checking a part of an array exists
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function indexcheck(obj,i) {  return  (obj[i] != undefined) ? obj[i] : undefined };
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// dive selects matrix.a.b.c.d from the array called matrix and 'a.b.c.d' as string
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// if a.b.c.d does not exists, it returns the substructure until the substructure exists, if d does not exist, it returns matrix.a.b.c e.g.
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function dive(array, read){
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return read.split('.').reduce(indexinterpolate, array);
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}
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function check(array, read){
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        return read.split('.').reduce(indexcheck, array);
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}
 

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