excel4node/source/lib/workbook/dxfCollection.js

Library to create Formatted Excel Files.

const _isEqual = require('lodash.isequal');
const Style = require('../style');
const util = require('util');

class DXFItem { // §18.8.14 dxf (Formatting)
    constructor(style, wb) {
        this.wb = wb;
        this.style = style;
        this.id;
    }
    get dxfId() {
        return this.id;
    }

    addToXMLele(ele) {
        this.style.addDXFtoXMLele(ele);
    }
}

class DXFCollection { // §18.8.15 dxfs (Formats)
    constructor(wb) {
        this.wb = wb;
        this.items = [];
    }

    add(style) {
        if (!(style instanceof Style)) {
            style = this.wb.Style(style);
        }

        let thisItem;
        this.items.forEach((item) => {
            if (_isEqual(item.style.toObject(), style.toObject())) {
                return thisItem = item;
            }
        });
        if (!thisItem) {
            thisItem = new DXFItem(style, this.wb);
            this.items.push(thisItem);
            thisItem.id = this.items.length - 1;
        }
        return thisItem;
    }

    get length() {
        return this.items.length;
    }

    addToXMLele(ele) {
        let dxfXML = ele
            .ele('dxfs')
            .att('count', this.length);

        this.items.forEach((item) => {
            item.addToXMLele(dxfXML);
        });
    }
}

module.exports = DXFCollection;