clean up

lib/data/provider/package_data_provider.dart

@@ -0,0 +1,52 @@
+import 'dart:convert';
+
+import 'package:fcs/config.dart';
+import 'package:fcs/domain/constants.dart';
+import 'package:fcs/domain/entities/package.dart';
+import 'package:fcs/helpers/api_helper.dart';
+import 'package:fcs/helpers/firebase_helper.dart';
+import 'package:logging/logging.dart';
+
+class PackageDataProvider {
+  final log = Logger('PackageDataProvider');
+
+  Future<void> createPackages(List<Package> packages, String fcsID) async {
+    List<Map<String, dynamic>> json = packages.map((e) => e.toJson()).toList();
+    return await requestAPI("/packages", "POST",
+        payload: {"packages": json, "fcs_id": fcsID}, token: await getToken());
+  }
+
+  Future<void> deletePackage(Package package) async {
+    return await requestAPI("/packages", "DELETE",
+        payload: {"id": package.id}, token: await getToken());
+  }
+
+  Future<List<Package>> searchPackage(String term) async {
+    if (term == null || term == '') return List();
+
+    var bytes = utf8.encode(term);
+    var base64Str = base64.encode(bytes);
+    HtmlEscape htmlEscape = const HtmlEscape();
+    String escapePackage = htmlEscape.convert(base64Str);
+
+    int limit = 20;
+    List<Package> packages = [];
+
+    try {
+      var data = await requestAPI(
+          "/api/fts/$packages_collection/$escapePackage/$limit", "GET",
+          url: Config.instance.reportURL, token: await getToken());
+
+      if (data == null) return List();
+
+      data.forEach((p) {
+        var package = Package.fromJson(p);
+        packages.add(package);
+      });
+    } catch (e) {
+      log.warning("buyer error:" + e.toString());
+      return null;
+    }
+    return packages;
+  }
+}