70 lines
2.1 KiB
Dart
70 lines
2.1 KiB
Dart
import 'package:flutter/foundation.dart';
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/// Service for managing CSV updates from remote sources
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/// This allows developers to update CSV data without app releases
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class RemoteCsvService {
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static const String _baseUrl = 'https://your-server.com/csv/';
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// URLs for your CSV files (configure these)
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static const Map<String, String> _csvUrls = {
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'beans': '${_baseUrl}Coffee_Beans.csv',
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'machines': '${_baseUrl}Coffee_Machines.csv',
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'recipes': '${_baseUrl}Brew_Recipes.csv',
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'countries': '${_baseUrl}Origin_Countries.csv',
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};
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/// Download updated CSV files from remote server
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Future<bool> downloadUpdatedCsvFiles() async {
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if (kIsWeb) {
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debugPrint('CSV updates not supported on web platform');
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return false;
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}
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try {
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// This would require additional packages and permissions
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// For now, this is a template showing the approach
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for (final entry in _csvUrls.entries) {
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await _downloadCsvFile(entry.key, entry.value);
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}
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debugPrint('CSV files updated successfully');
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return true;
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} catch (e) {
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debugPrint('Error downloading CSV updates: $e');
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return false;
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}
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}
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/// Download individual CSV file
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Future<void> _downloadCsvFile(String type, String url) async {
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try {
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// Example implementation - would need http package
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debugPrint('Would download $type from $url');
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// Implementation would be:
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// 1. Download from URL
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// 2. Validate CSV format
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// 3. Store in app documents directory
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// 4. Update CsvDataService to check local files first
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} catch (e) {
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debugPrint('Error downloading $type CSV: $e');
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}
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}
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/// Check if updates are available
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Future<bool> checkForUpdates() async {
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try {
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// This would check server for newer versions
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// Compare timestamps, version numbers, etc.
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debugPrint('Checking for CSV updates...');
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return false; // No updates available
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} catch (e) {
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debugPrint('Error checking for updates: $e');
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return false;
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}
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}
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}
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