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/*!
* Copyright © 2016-2017 European Support Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
import React from 'react';
import PropTypes from 'prop-types';
import Application from './components/application/Application';
import Common from './common/Common';
import Options from './common/Options';
import Model from './model/Model';
import Metamodel from './model/Metamodel';
import Metamodels from './model/Metamodels';
import Scenarios from './model/demo/scenarios/Scenarios';
import '../../../../res/sdc-sequencer.scss';
/**
* ASDC Sequencer entry point.
*/
class Sequencer extends React.Component {
// //////////////////////////////////////////////////////////////////////////////////////////////
constructor(props, context) {
super(props, context);
this.setMetamodel.bind(this);
this.setModel.bind(this);
this.getModel.bind(this);
this.getMetamodel.bind(this);
this.getSVG.bind(this);
this.getDemoScenarios.bind(this);
this.newModel.bind(this);
// Parse options.
this.options = new Options(props.options);
// Default scenarios.
const scenarios = this.getDemoScenarios();
this.setMetamodel(scenarios.getMetamodels());
// this.setModel(scenarios.getBlank());
this.setModel(scenarios.getDimensions());
// this.setModel(scenarios.getECOMP());
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Optionally save known metamodels so that subsequent loading and unloading
* of models needn't include the corresponding metamodel.
* @param metamodels array of conformant metamodel JSON definitions.
* @return this.
*/
setMetamodel(metamodels) {
Common.assertType(metamodels, 'Array');
this.metamodels = new Metamodels(metamodels);
return this;
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Set current diagram.
* @param modelJSON JSON diagram spec.
* @param metamodelIdOrDefinition optional metamodel definition or reference. Defaults to
* the model's metadata @ref, or the default (permissive) metamodel.
* @return this.
*/
setModel(modelJSON, metamodelIdOrDefinition) {
Common.assertType(modelJSON, 'Object');
const ref = modelJSON.metadata ? modelJSON.metadata.ref : undefined;
const metamodel = this.getMetamodel(metamodelIdOrDefinition || ref);
Common.assertInstanceOf(metamodel, Metamodel);
this.model = new Model(modelJSON, metamodel);
if (this.application) {
this.application.setModel(this.model);
}
return this;
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Get current diagram state. At any given instant the diagram might not make *sense*
* but it should always be syntactically valid.
* @return current Model.
*/
getModel() {
if (this.application) {
const model = this.application.getModel();
if (model) {
return model.unwrap();
}
}
return this.model;
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Extract SVG element.
* @return stringified SVG element.
*/
getSVG() {
return this.application.getSVG();
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Get demo scenarios, allowing initialization in demo mode from the outside.
* @returns {Scenarios}
*/
getDemoScenarios() {
return new Scenarios();
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Create new model.
* @param metamodelIdOrDefinition
* @return newly-created model.
*/
newModel(metamodelIdOrDefinition) {
const metamodel = this.getMetamodel(metamodelIdOrDefinition);
Common.assertInstanceOf(metamodel, Metamodel);
const model = new Model({}, metamodel);
if (this.application) {
this.application.setModel(model);
}
return model;
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Get Metamodel instance corresponding to an ID or JSON definition.
* @param metamodelIdOrDefinition String ID or JSON definition.
* @returns Metamodel instance.
* @private
*/
getMetamodel(metamodelIdOrDefinition) {
const metamodelType = Common.getType(metamodelIdOrDefinition);
if (metamodelType === 'Object') {
return new Metamodel(metamodelIdOrDefinition);
}
return this.metamodels.getMetamodelOrDefault(metamodelIdOrDefinition);
}
// //////////////////////////////////////////////////////////////////////////////////////////////
/**
* Render current diagram state.
*/
render() {
if (this.props.model) {
// If a model was specified as a property, apply it. Otherwise
// fall back to the demo model.
const scenarios = this.getDemoScenarios();
const metamodel = [
scenarios.getBlankMetamodel(),
scenarios.getECOMPMetamodel()
];
if (this.props.metamodel) {
metamodel.push(this.props.metamodel);
}
this.setMetamodel(metamodel);
this.setModel(this.props.model);
}
return (
<Application
options={this.options}
sequencer={this}
ref={a => {
this.application = a;
}}
/>
);
}
}
Sequencer.propTypes = {
options: PropTypes.object.isRequired,
model: PropTypes.object,
metamodel: PropTypes.object
};
export default Sequencer;
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