# all files / features/ComponentEditor/Models/ ComponentModel.js

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100% Branches 6/6
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     'use strict';

    // Utilities:
    var _ = require('lodash');

    // Module:
    var ComponentEditor = require('../ComponentEditor');

    // Dependencies:
    var pascalcase = require('change-case').pascal;
    require('../../../Core/Services/ASTCreatorService');
    require('./BrowserModel');
    require('./ElementModel');
    require('./ActionModel');

    var createComponentModelConstructor = function (
        astCreatorService,
        BrowserModel,
        ElementModel,
        ActionModel
    ) {
        var ComponentModel = function ComponentModel (options) {
            var browser = new BrowserModel();
            var elements = [browser];
            var domElements = [];
            var actions = [];

            Object.defineProperties(this, {
                isSaved: {
                    get: function () {
                        return !!(options && options.isSaved);
                    }
                },
                path: {
                    get: function () {
                        return options && options.path;
                    }
                },
                browser: {
                    get: function () {
                        return browser;
                    }
                },
                domElements: {
                    get: function () {
                        return domElements;
                    }
                },
                actions: {
                    get: function () {
                        return actions;
                    }
                },
                elements: {
                    get: function () {
                        return elements;
                    }
                },
                variableName: {
                    get: function () {
                        return pascalcase(this.name);
                    }
                },
                meta: {
                    get: function () {
                        return JSON.stringify({
                            name: this.name,
                            elements: this.domElements.map(function (element) {
                                return element.meta;
                            }),
                            actions: this.actions.map(function (action) {
                                return action.meta;
                            })
                        });
                    }
                },
                ast: {
                    get: function () {
                        return toAST.call(this);
                    }
                },
                data: {
                    get: function () {
                        return this.ast;
                    }
                }
            });

            this.name = '';
        };

        ComponentModel.prototype.addElement = function () {
            var element = new ElementModel(this);
            element.addFilter();
            this.elements.push(element);
            this.domElements.push(element);
        };

        ComponentModel.prototype.removeElement = function (toRemove) {
            _.remove(this.elements, function (element) {
                return element === toRemove;
            });
            _.remove(this.domElements, function (domElement) {
                return domElement === toRemove;
            });
        };

        ComponentModel.prototype.addAction = function () {
            var action = new ActionModel(this);
            this.actions.push(action);
            action.addInteraction();
        };

        ComponentModel.prototype.removeAction = function (toRemove) {
            _.remove(this.actions, function (action) {
                return action === toRemove;
            });
        };

        ComponentModel.prototype.getAllVariableNames = function (currentObject) {
            currentObject = currentObject || this;
            var objects = [this, this.elements, this.actions];
            return _.chain(objects).flatten().compact().reject(function (object) {
                return object === currentObject;
            }).map(function (object) {
                return object.name;
            }).compact().value();
        };

        return ComponentModel;

        function toAST () {
            var ast = astCreatorService;

            var component = ast.identifier(this.variableName);
            var elements = _.map(this.domElements, function (element) {
                return ast.expressionStatement(element.ast);
            });
            var actions = _.map(this.actions, function (action) {
                return ast.expressionStatement(action.ast);
            });

            var template = '';
            template += 'module.exports = (function () {';
            template += '    var <%= component %> = function <%= component %> () {';
            template += '        %= elements %;';
            template += '    };';
            template += '    %= actions %;';
            template += '    return <%= component %>';
            template += '})();'

            return ast.file(ast.expression(template, {
                component: component,
                elements: elements,
                actions: actions
            }), this.meta);
        }
    };

    ComponentEditor.factory('ComponentModel', function (
        astCreatorService,
        BrowserModel,
        ElementModel,
        ActionModel
    ) {
        return createComponentModelConstructor(astCreatorService, BrowserModel, ElementModel, ActionModel);
    });