Firebase Excel Export

A Flutter package to export Firestore collections to Excel with a simple and customizable approach. Perfect for Flutter web applications!

Features

• Export Firestore data directly to .xlsx files.
• Fully customizable headers and data mapping.
• Easy integration with Firestore.
• Designed for Flutter web applications with seamless file download functionality.

Installation

Add the package to your pubspec.yaml file:

dependencies:
  firebase_excel_export: ^0.0.1

Run the following command to fetch the package:

flutter pub get

Usage

Basic Example

import 'package:firebase_excel_export/firebase_excel_export.dart';

Future<void> exportUsers() async {
  await FirebaseExcelExporter.exportToExcel(
    collectionName: 'users',
    headers: ['Email', 'Name', 'Phone Number'], // Customize your headers
    mapper: (data) => [
      data['email'],       // Map Firestore fields to the headers
      data['name'],
      data['phoneNumber'],
    ],
    fileName: 'users_export.xlsx', // Optional: Customize file name
  );
}

Parameters

• collectionName (required): The Firestore collection to export.
• headers (required): A list of custom headers for the Excel file.
• mapper (required): A function to map Firestore document fields to header columns.
• fileName (optional): The desired file name for the Excel file (default: export.xlsx).

Advanced Example with Query Filtering

Future<void> exportFilteredUsers() async {
  await FirebaseExcelExporter.exportToExcel(
    collectionName: 'users',
    headers: ['Email', 'Name', 'Status'], // Define custom headers
    mapper: (data) => [
      data['email'],       // Map data fields dynamically
      data['name'],
      data['status'],
    ],
    queryBuilder: (query) => query.where('status', isEqualTo: 'active'), // Apply Firestore query
    fileName: 'active_users_export.xlsx', // Define a custom file name
  );
}

Key Features

1. Dynamic Headers: Define custom headers tailored to your Firestore data.
2. Data Mapping: Map fields dynamically to headers for total flexibility.
3. Web-Optimized: Built for Flutter web to enable seamless downloads.

Compatibility

This package is designed for Flutter web and depends on:

• cloud_firestore
• firebase_core
• excel
• universal_html

Ensure these dependencies are added to your pubspec.yaml.

Support

If you encounter any issues or have feature requests, feel free to open an issue on the GitHub repository.

License

This package is licensed under the MIT License. See the LICENSE file for more details.