Code coverage report for lib/VariantFilterDialog.js

Statements: 20% (11 / 55)      Branches: 0% (0 / 27)      Functions: 7.14% (1 / 14)      Lines: 20% (11 / 55)      Ignored: none     

All files » lib/ » VariantFilterDialog.js
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/*jslint node: true */
/*jshint laxbreak: true */
/*jshint laxcomma: true */
"use strict";
 
var d3 = require("d3");
var _ = require("underscore");
var Evidence = require('./Evidence');
 
var allFilters = [
    {
        id: 'up_pftv_dialog-checkReviewed',
        label: 'UniProt reviewed',
        on: true,
        property: 'sourceType',
        value: [Evidence.variantSourceType.uniprot, Evidence.variantSourceType.mixed],
        subfilters: [
            {
                id: 'up_pftv_dialog-checkDisease',
                label: 'Disease associated',
                clazz: 'up_pftv_indentedCheck',
                on: true,
                property: 'disease',
                value: [true]
            },
            {
                id: 'up_pftv_dialog-checkNotDisease',
                label: 'Not disease associated',
                clazz: 'up_pftv_indentedCheck',
                on: true,
                property: 'disease',
                value: [false]
            }
        ]
    },
    {
        id: 'up_pftv_dialog-checkOther',
        label: 'Large scale studies',
        on: true,
        property: 'sourceType',
        value: [Evidence.variantSourceType.lss, Evidence.variantSourceType.mixed]
    }
];
 
var onClick = function(fv) {
    _.each(allFilters, function(filter) {
        var showFilter = false;
        if (filter.subfilters) {
            _.each(filter.subfilters, function(subfilter) {
                var showSubfilter = d3.select('#' + subfilter.id).property('checked');
                subfilter.on = showSubfilter;
                showFilter = showFilter || showSubfilter;
            });
            filter.on = showFilter;
            d3.select('#' + filter.id).property('checked', showFilter);
        } else {
            filter.on = d3.select('#' + filter.id).property('checked');
        }
    });
    fv.applyFilter();
};
 
var createCheckbox = function(container, filter, fv) {
    var div = container.append('div');
    if (filter.clazz) {
        div.attr('class', filter.clazz);
    }
    div.append('input')
        .classed('up_pftv_dialog_checkboxLabel', true)
        .attr('type', 'checkbox')
        .attr('id', filter.id)
        .property('checked', true)
        .on('click', function() {
            var inputElem = d3.select(this);
            d3.select(this.parentNode).selectAll('div')
                .selectAll('input')
                .property('checked', inputElem.property('checked'));
            onClick(fv);
        });
    div.append('label')
        .classed('up_pftv_dialog_checkboxLabel', true)
        .text(filter.label)
        .attr('for', filter.id);
    return div;
};
 
var populateDialog = function(self, fv) {
    _.each(allFilters, function(filter) {
        var container = createCheckbox(self.dialog, filter, fv);
        if (filter.subfilters) {
            _.each(filter.subfilters, function(subfilter) {
                createCheckbox(container, subfilter, fv);
            });
        }
    });
};
 
var subFilterLoop = function(subfilters, feature) {
    var subDisplay = false;
    _.each(subfilters, function(subfilter) {
        if (subfilter.on) {
            var ftValuePropSub = feature[subfilter.property] === undefined
                ? false : feature[subfilter.property];
            subDisplay = subDisplay || _.contains(subfilter.value, ftValuePropSub);
        }
    });
    return subDisplay;
};
 
var VariantFilterDialog = function() {
    return {
        displayDialog: function(container, fv) {
            this.dialog = container.append('div')
                .attr('class','up_pftv_dialog-container');
            populateDialog(this, fv);
            return this.dialog;
        },
        displayFeature: function(feature) {
            var display = false;
            _.each(allFilters, function(filter) {
                if (filter.on) {
                    var ftValueProp = feature[filter.property] === undefined ? false : feature[filter.property];
                    var parentDisplay = _.contains(filter.value, ftValueProp);
                    if (parentDisplay && filter.subfilters) {
                        var subDisplay = subFilterLoop(filter.subfilters, feature);
                        display = display || (parentDisplay && subDisplay);
                    } else {
                        display = display || parentDisplay;
                    }
                }
            });
 
            return display;
        }
    };
}();
 
module.exports = VariantFilterDialog;