// setVerbSubscriptionsWithConnection.js
(function() {
	/*global adventurejs A*/ 
  "use strict";
  var p = adventurejs.Asset.prototype;	
  /**
   * Make any connections specified in the game file. 
   * Assets can subscribe to verbs with 
   * <code class="property">dov[verb]</code>
   * and some verbs make connections between assets 
   * that they act upon, which are recorded in 
   * <code class="property">dov[verb].with_params.connections</code>.
   * Authors can preset connections in their game file, and 
   * in case they only set one of two connected assets, we want 
   * to ensure that both assets are marked as connected, 
   * so we check that here.
   * @memberOf adventurejs.Asset
	 * @method adventurejs.Asset#setVerbSubscriptionsWithConnection
   */
  p.setVerbSubscriptionsWithConnection = function Asset_setVerbSubscriptionsWithConnection()
  { 
    //console.warn(this.id,'setVerbSubscriptionsWithConnection');
    let objects = [ 
      ['dov','iov'],
      ['iov','dov'] 
    ];

    for(var pair = 0; pair < objects.length; pair++ ) {     
      let object = objects[pair];
      // check all this asset's direct/indirect verb subscriptions
      for(var verb in this[object[0]])
      {
        let averb = this[object[0]][verb];
        // does this verb make connections?
        if( averb?.with_params?.connections?.length )
        {        
          // does this asset have connections set from game file?
          for( var i = 0; i < averb.with_params.connections.length; i++ )
          {
            // author probably used names, not ids, so serialize
            averb.with_params.connections[i] = A.serialize(averb.with_params.connections[i]);
            // get connected asset
            let connection = this.game.getAsset(averb.with_params.connections[i]);
            if(connection)
            {
              // verify that connection is also subscribed to verb
              if(!connection[object[1]][verb])
              {
                // if not, subscribe it
                if( object[1] === 'dov' ) connection.setDOV(verb);
                else connection.setIOV(verb);
              }
              // is this id not found in connection?
              if(-1 === connection[object[1]][verb].with_params.connections.indexOf(this.id) )
              {
                // player would've set name, not id, so also check for that
                let namepos = connection[object[1]][verb].with_params.connections.indexOf(this.name);
                if(-1 !== namepos )
                {
                  // replace this name in connection with this id
                  connection[object[1]][verb].with_params.connections[namepos] = this.id;
                }
                else 
                {
                  // add this id to connection
                  connection[object[1]][verb].with_params.connections.push(this.id);
                }
              }
            }
          }
        }
      }
    }
  } // set connections

}());