updateEnvFile method
Implementation
void updateEnvFile(String flavor, Map<String, dynamic> values) {
final root = ConfigService.root;
final envFile = File(p.join(root, '.env.$flavor'));
Map<String, String> existingValues = {};
if (envFile.existsSync()) {
existingValues = EnvUtils.parseEnvFile(envFile.readAsStringSync());
}
// Merge values
for (final entry in values.entries) {
existingValues[EnvUtils.toSnakeCase(entry.key)] = entry.value.toString();
}
// Load fields to know if some values need double quotes etc.
final config = ConfigService.loadLenient();
final fields = config?.fields ?? {};
final content = EnvUtils.generateEnvContent(existingValues, fields);
envFile.writeAsStringSync(content);
}