Custom record controller for dynamically loading view metadata based on current record data.

record.js

({
    /* 
    File: ./custom/modules/<Module>/clients/base/views/record/record.js
    
    Requires metadata for other view: ./custom/modules/<Module>/clients/base/views/<view>/<view>.php
    */
	
    extendsFrom: 'RecordView',

    /**
    * Flag for if Model data has sync'd & updated metadata
    */
    hasViewBasedMetadata: false,

    /**
    * @inheritdoc
    */
    initialize: function(options) {
        this._super('initialize', [options]);
        this.model.on('data:sync:complete', this.handleModelData, this);
    },

    /**
    * Handles when the model data comes back from the server
    *
    * @param method The api call method -- will be "read" for this
    * @param model The module's Model data from the server
    * @param options
    * @param request
    */
    handleModelData: function(method, model, options, request) {
        // set flag true as model data is back
        this.hasViewBasedMetadata = true;

        var accountType = this.model.get('account_type'),
            newViewName = 'record';

        switch(accountType) {
            case 'Analyst':
                newViewName = 'analyst';
                break;
		
		    /*
		    //if multiple types use the same view meta
      	    case 'Customer':
      	    case 'Great Customer!':
        	    newViewName = 'customer';
        	    break;
            */
        }

        if(newViewName !== '') {
            // try to get new view meta
            var newMeta = app.metadata.getView(this.module, newViewName);

            //if view meta doesn't exist, use current this.meta
            this.meta = newMeta || this.meta;

            // Call render() now that we've set proper metadata
            this.render();
        }
    },

    /**
    * @inheritdoc
    */
    render: function() {
        if(this.hasViewBasedMetadata) {
            this._super('render');
        }
    }
  
})