ngx-gem-spaas
Version:
This library contains services, components, images and styles to provide a unified look and way-of-working throughout GEM SPaaS.
79 lines • 13.2 kB
JavaScript
import * as ExcelJS from 'exceljs';
import { saveAs } from 'file-saver';
import { Injectable } from '@angular/core';
import { UtilsService } from "ngx-gem-spaas";
import * as i0 from "@angular/core";
import * as i1 from "ngx-gem-spaas";
export class ExcelService {
constructor(settingsService, snackbarService) {
this.settingsService = settingsService;
this.snackbarService = snackbarService;
this.settings = this.settingsService.getSettings();
}
exportFile(sheetsToExport, fileName, colsToInclude = [], colsToExclude = [], isToStringify = false) {
const workbook = new ExcelJS.Workbook();
const sheetsCreated = [];
for (const sheet of sheetsToExport) {
// check that a sheet with the same name has not been created yet (throws an error in ExcelJS)
if (!sheetsCreated.includes(sheet.sheetName)) {
// IF NOT AN ARRAY THEN WRAP IN ARRAY
let arrData = Array.isArray(sheet.sheetData) ? UtilsService.copy(sheet.sheetData) : UtilsService.copy([sheet.sheetData]);
// SOME COLUMNS CONTAIN OBJECTS: STRINGIFY
if (isToStringify) {
for (const curData of arrData) {
for (const curCol in curData) {
if (curData.hasOwnProperty(curCol) && UtilsService.checkJSON(JSON.stringify(curData[curCol]))) {
curData[curCol] = JSON.stringify(curData[curCol]);
}
}
}
}
// add sheet
const worksheet = workbook.addWorksheet(sheet.sheetName);
// add headers
let headers = colsToInclude?.length ? colsToInclude : Object.keys(sheet.sheetData[0]);
if (colsToExclude?.length) {
headers = headers.filter((h) => !colsToExclude.includes(h));
}
worksheet.addRow(headers);
// add data
for (const row of sheet.sheetData) {
let r = [];
for (const header of headers) {
if (this.settings.exportExtension === 'csv' && this.settings.decimalSeparator === 'comma') {
row[header] = typeof row[header] === 'number' ? ('' + row[header]).replace('.', ',') : row[header];
}
r.push(row[header]);
}
worksheet.addRow(r);
}
sheetsCreated.push(sheet.sheetName);
}
else {
this.snackbarService.error(`Duplicate sheet names: a sheet with name "${sheet.sheetName}" has already been created!`);
}
}
// CLEAN FILENAME
const fName = fileName.replace(/ /g, '_');
if (this.settings?.exportExtension === 'xlsx') {
workbook.xlsx.writeBuffer()
.then((buffer) => {
saveAs(new Blob([buffer]), fName + '.' + this.settings.exportExtension);
});
}
else {
workbook.csv.writeBuffer({ formatterOptions: { delimiter: this.settings.getCsvDelimiter() } }).then((buffer) => {
saveAs(new Blob([buffer]), fName + '.' + this.settings.exportExtension);
});
}
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: ExcelService, deps: [{ token: i1.SettingsService }, { token: i1.SnackbarService }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: ExcelService, providedIn: 'root' }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: ExcelService, decorators: [{
type: Injectable,
args: [{
providedIn: 'root'
}]
}], ctorParameters: () => [{ type: i1.SettingsService }, { type: i1.SnackbarService }] });
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UtilsService.copy(sheet.sheetData) : UtilsService.copy([sheet.sheetData]);\r\n\r\n        // SOME COLUMNS CONTAIN OBJECTS: STRINGIFY\r\n        if (isToStringify) {\r\n          for (const curData of arrData) {\r\n            for (const curCol in curData) {\r\n              if (curData.hasOwnProperty(curCol) && UtilsService.checkJSON(JSON.stringify(curData[curCol]))) {\r\n                curData[curCol] = JSON.stringify(curData[curCol]);\r\n              }\r\n            }\r\n          }\r\n        }\r\n\r\n        // add sheet\r\n        const worksheet = workbook.addWorksheet(sheet.sheetName);\r\n\r\n        // add headers\r\n        let headers: string[] = colsToInclude?.length ? colsToInclude : Object.keys(sheet.sheetData[0]);\r\n        if (colsToExclude?.length) {\r\n          headers = headers.filter((h) => !colsToExclude.includes(h));\r\n        }\r\n        worksheet.addRow(headers);\r\n\r\n        // add data\r\n        for (const row of sheet.sheetData) {\r\n          let r = [];\r\n          for (const header of headers) {\r\n            if (this.settings.exportExtension === 'csv' && this.settings.decimalSeparator === 'comma') {\r\n              row[header] = typeof row[header] === 'number' ? ('' + row[header]).replace('.', ',') : row[header];\r\n            }\r\n            r.push(row[header]);\r\n          }\r\n          worksheet.addRow(r);\r\n        }\r\n\r\n        sheetsCreated.push(sheet.sheetName);\r\n\r\n      } else {\r\n        this.snackbarService.error(\r\n          `Duplicate sheet names: a sheet with name \"${sheet.sheetName}\" has already been created!`\r\n        )\r\n      }\r\n\r\n    }\r\n\r\n    // CLEAN FILENAME\r\n    const fName = fileName.replace(/ /g, '_');\r\n    if (this.settings?.exportExtension === 'xlsx') {\r\n      workbook.xlsx.writeBuffer()\r\n        .then((buffer) => {\r\n          saveAs(new Blob([buffer]), fName + '.' + this.settings.exportExtension)\r\n        });\r\n    } else {\r\n      workbook.csv.writeBuffer(\r\n        {formatterOptions: {delimiter: this.settings.getCsvDelimiter()}}\r\n      ).then((buffer) => {\r\n        saveAs(new Blob([buffer]), fName + '.' + this.settings.exportExtension)\r\n      });\r\n    }\r\n  }\r\n\r\n}\r\n"]}