igniteui-angular-sovn/src/lib/services/excel/excel-elements-factory.ts

Ignite UI for Angular is a dependency-free Angular toolkit for building modern web apps

import {
    ExcelFileTypes,
    ExcelFolderTypes
} from './excel-enums';

import {
    AppFile,
    ContentTypesFile,
    CoreFile,
    RootRelsFile,
    SharedStringsFile,
    StyleFile,
    TablesFile,
    ThemeFile,
    WorkbookFile,
    WorkbookRelsFile,
    WorksheetFile,
    WorksheetRelsFile
} from './excel-files';

import {
    DocPropsExcelFolder,
    RootExcelFolder,
    RootRelsExcelFolder,
    TablesExcelFolder,
    ThemeExcelFolder,
    WorksheetsExcelFolder,
    WorksheetsRelsExcelFolder,
    XLExcelFolder,
    XLRelsExcelFolder
} from './excel-folders';

import {
    IExcelFile,
    IExcelFolder
} from './excel-interfaces';

/** @hidden */
export class ExcelElementsFactory {

    public static getExcelFolder(type: ExcelFolderTypes): IExcelFolder {
        switch (type) {
            case ExcelFolderTypes.RootExcelFolder:
                return new RootExcelFolder();
            case ExcelFolderTypes.RootRelsExcelFolder:
                return new RootRelsExcelFolder();
            case ExcelFolderTypes.DocPropsExcelFolder:
                return new DocPropsExcelFolder();
            case ExcelFolderTypes.XLExcelFolder:
                return new XLExcelFolder();
            case ExcelFolderTypes.XLRelsExcelFolder:
                return new XLRelsExcelFolder();
            case ExcelFolderTypes.ThemeExcelFolder:
                return new ThemeExcelFolder();
            case ExcelFolderTypes.WorksheetsExcelFolder:
                return  new WorksheetsExcelFolder();
            case ExcelFolderTypes.WorksheetsRelsExcelFolder:
                return new WorksheetsRelsExcelFolder();
            case ExcelFolderTypes.TablesExcelFolder:
                return new TablesExcelFolder();
            default:
                throw new Error('Unknown excel folder type!');
        }
    }

    public static getExcelFile(type: ExcelFileTypes): IExcelFile {
        switch (type) {
            case ExcelFileTypes.RootRelsFile:
                return  new RootRelsFile();
            case ExcelFileTypes.AppFile:
                return  new AppFile();
            case ExcelFileTypes.CoreFile:
                return new CoreFile();
            case ExcelFileTypes.WorkbookRelsFile:
                return new WorkbookRelsFile();
            case ExcelFileTypes.ThemeFile:
                return new ThemeFile();
            case ExcelFileTypes.WorksheetFile:
                return new WorksheetFile();
            case ExcelFileTypes.StyleFile:
                return new StyleFile();
            case ExcelFileTypes.WorkbookFile:
                return new WorkbookFile();
            case ExcelFileTypes.ContentTypesFile:
                return new ContentTypesFile();
            case ExcelFileTypes.SharedStringsFile:
                return new SharedStringsFile();
            case ExcelFileTypes.WorksheetRelsFile:
                return new WorksheetRelsFile();
            case ExcelFileTypes.TablesFile:
                return new TablesFile();
            default:
                throw Error('Unknown excel file type!');
        }
    }
}