mida/lib/features/inclusive-gateway-settings/InclusiveGatewaySettings.js

Muiltiple Instance and Data Animator for BPMN models.

'use strict';

var is = require('../../util/ElementHelper').is;

var events = require('../../util/EventHelper'),
    TOGGLE_MODE_EVENT = events.TOGGLE_MODE_EVENT;

var NO_CONFIGURATION_COLOR = '#999';

function getNext(gateway) {
  var outgoing = gateway.outgoing;

  var index = outgoing.indexOf(gateway.sequenceFlow);

  if (outgoing[index + 1]) {
    return outgoing[index + 1];
  } else {
    return outgoing[0];
  }
}

function InclusiveGatewaySettings(eventBus, elementRegistry, graphicsFactory) {
  var self = this;

  this._elementRegistry = elementRegistry;
  this._graphicsFactory = graphicsFactory;

  eventBus.on(TOGGLE_MODE_EVENT, function(context) {
    var simulationModeActive = context.simulationModeActive;

    if (!simulationModeActive) {
      self.resetSequenceFlows();
    } else {
      self.setSequenceFlowsDefault();
    }
  });
}

InclusiveGatewaySettings.prototype.setSequenceFlowsDefault = function() {
  var self = this;

  var inclusiveGateways = this._elementRegistry.filter(function(element) {
    return is(element, 'bpmn:InclusiveGateway');
  });

  inclusiveGateways.forEach(function(inclusiveGateway) {
    if (inclusiveGateway.outgoing.length) {
      self.setSequenceFlow(inclusiveGateway, inclusiveGateway.outgoing[0]);
    }
  });
};

InclusiveGatewaySettings.prototype.resetSequenceFlows = function() {
  var self = this;

  var inclusiveGateways = this._elementRegistry.filter(function(element) {
    return is(element, 'bpmn:InclusiveGateway');
  });

  inclusiveGateways.forEach(function(inclusiveGateway) {
    if (inclusiveGateway.outgoing.length) {
      self.resetSequenceFlow(inclusiveGateway);
    }
  });
};

InclusiveGatewaySettings.prototype.resetSequenceFlow = function(gateway) {
  var self = this;
  
  if (gateway.sequenceFlow) {
    delete gateway.sequenceFlow;
  }
};

InclusiveGatewaySettings.prototype.setSequenceFlow = function(gateway) {
//  var self = this;
//
//  var outgoing = gateway.outgoing;
//  
//  if (!outgoing.length) {
//    return;
//  }
//
//  var sequenceFlow = gateway.sequenceFlow;
//
//  if (sequenceFlow) {
//    
//    // set next sequence flow
//    gateway.sequenceFlow = getNext(gateway);
//  } else {
//
//    // set first sequence flow
//    gateway.sequenceFlow = gateway.outgoing[0];
//  }
//
//  // set colors
//  gateway.outgoing.forEach(function(outgoing) {
//    if (outgoing === gateway.sequenceFlow) {
//      self.setColor(outgoing, '#000');
//    } else {
//      self.setColor(outgoing, NO_CONFIGURATION_COLOR);
//    }
//  });
};

InclusiveGatewaySettings.prototype.setColor = function(sequenceFlow, color) {
  var businessObject = sequenceFlow.businessObject;
  
  businessObject.di.set('stroke', color);

  var gfx = this._elementRegistry.getGraphics(sequenceFlow);
  
  this._graphicsFactory.update('connection', sequenceFlow, gfx);
};

InclusiveGatewaySettings.$inject = [ 'eventBus', 'elementRegistry', 'graphicsFactory' ];

module.exports = InclusiveGatewaySettings;