ConditionalProps.js
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'use strict';
var is = require('bpmn-js/lib/util/ModelUtil').is,
isAny = require('bpmn-js/lib/features/modeling/util/ModelingUtil').isAny,
getBusinessObject = require('bpmn-js/lib/util/ModelUtil').getBusinessObject,
escapeHTML = require('../../../Utils').escapeHTML,
domQuery = require('min-dom').query,
cmdHelper = require('../../../helper/CmdHelper'),
elementHelper = require('../../../helper/ElementHelper'),
eventDefinitionHelper = require('../../../helper/EventDefinitionHelper'),
scriptImplementation = require('./implementation/Script');
module.exports = function(group, element, bpmnFactory, translate) {
var bo = getBusinessObject(element);
if (!bo) {
return;
}
var conditionalEventDefinition = eventDefinitionHelper.getConditionalEventDefinition(element);
if (!(is(element, 'bpmn:SequenceFlow') && isConditionalSource(element.source))
&& !conditionalEventDefinition) {
return;
}
var script = scriptImplementation('language', 'body', true, translate);
group.entries.push({
id: 'condition',
label: translate('Condition'),
html: '<div class="bpp-row">' +
'<label for="cam-condition-type">'+ escapeHTML(translate('Condition Type')) + '</label>' +
'<div class="bpp-field-wrapper">' +
'<select id="cam-condition-type" name="conditionType" data-value>' +
'<option value="expression">'+ escapeHTML(translate('Expression')) + '</option>' +
'<option value="script">'+ escapeHTML(translate('Script')) + '</option>' +
'<option value="" selected></option>' +
'</select>' +
'</div>' +
'</div>' +
// expression
'<div class="bpp-row">' +
'<label for="cam-condition" data-show="isExpression">' + escapeHTML(translate('Expression')) + '</label>' +
'<div class="bpp-field-wrapper" data-show="isExpression">' +
'<input id="cam-condition" type="text" name="condition" />' +
'<button class="clear" data-action="clear" data-show="canClear">' +
'<span>X</span>' +
'</button>' +
'</div>' +
'<div data-show="isScript">' +
script.template +
'</div>' +
'</div>',
get: function(element, propertyName) {
var conditionalEventDefinition = eventDefinitionHelper.getConditionalEventDefinition(element);
var conditionExpression = conditionalEventDefinition
? conditionalEventDefinition.condition
: bo.conditionExpression;
var values = {},
conditionType = '';
if (conditionExpression) {
var conditionLanguage = conditionExpression.language;
if (typeof conditionLanguage !== 'undefined') {
conditionType = 'script';
values = script.get(element, conditionExpression);
} else {
conditionType = 'expression';
values.condition = conditionExpression.get('body');
}
}
values.conditionType = conditionType;
return values;
},
set: function(element, values, containerElement) {
var conditionType = values.conditionType;
var commands = [];
var conditionProps = {
body: undefined
};
if (conditionType === 'script') {
conditionProps = script.set(element, values, containerElement);
} else {
var condition = values.condition;
conditionProps.body = condition;
}
var conditionOrConditionExpression;
if (conditionType) {
conditionOrConditionExpression = elementHelper.createElement(
'bpmn:FormalExpression',
conditionProps,
conditionalEventDefinition || bo,
bpmnFactory
);
var source = element.source;
// if default-flow, remove default-property from source
if (source && source.businessObject.default === bo) {
commands.push(cmdHelper.updateProperties(source, { 'default': undefined }));
}
}
var update = conditionalEventDefinition
? { condition: conditionOrConditionExpression }
: { conditionExpression: conditionOrConditionExpression };
commands.push(cmdHelper.updateBusinessObject(element, conditionalEventDefinition || bo, update));
return commands;
},
validate: function(element, values) {
var validationResult = {};
if (!values.condition && values.conditionType === 'expression') {
validationResult.condition = translate('Must provide a value');
}
else if (values.conditionType === 'script') {
validationResult = script.validate(element, values);
}
return validationResult;
},
isExpression: function(element, inputNode) {
var conditionType = domQuery('select[name=conditionType]', inputNode);
if (conditionType.selectedIndex >= 0) {
return conditionType.options[conditionType.selectedIndex].value === 'expression';
}
},
isScript: function(element, inputNode) {
var conditionType = domQuery('select[name=conditionType]', inputNode);
if (conditionType.selectedIndex >= 0) {
return conditionType.options[conditionType.selectedIndex].value === 'script';
}
},
clear: function(element, inputNode) {
// clear text input
domQuery('input[name=condition]', inputNode).value='';
return true;
},
canClear: function(element, inputNode) {
var input = domQuery('input[name=condition]', inputNode);
return input.value !== '';
},
script : script,
cssClasses: [ 'bpp-textfield' ]
});
};
// utilities //////////////////////////
var CONDITIONAL_SOURCES = [
'bpmn:Activity',
'bpmn:ExclusiveGateway',
'bpmn:InclusiveGateway',
'bpmn:ComplexGateway'
];
function isConditionalSource(element) {
return isAny(element, CONDITIONAL_SOURCES);
}