clean up

lib/data/provider/user_data_provider.dart

@@ -0,0 +1,83 @@
+import 'dart:convert';
+
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:fcs/config.dart';
+import 'package:fcs/domain/constants.dart';
+import 'package:fcs/domain/entities/user.dart';
+import 'package:fcs/helpers/api_helper.dart';
+import 'package:fcs/helpers/firebase_helper.dart';
+import 'package:logging/logging.dart';
+
+class UserDataProvider {
+  final log = Logger('UserDataProvider');
+
+  Future<void> inviteUser(String userName, String phoneNumber) async {
+    return await requestAPI("/invites", "POST",
+        payload: {"user_name": userName, "phone_number": phoneNumber},
+        token: await getToken());
+  }
+
+  Future<void> deleteInvite(String phoneNumber) async {
+    return await requestAPI("/invites", "DELETE",
+        payload: {"phone_number": phoneNumber}, token: await getToken());
+  }
+
+  Future<void> acceptRequest(String userID) async {
+    return await requestAPI("/accept_request", "PUT",
+        payload: {"id": userID}, token: await getToken());
+  }
+
+  Future<void> uploadMsgToken(String token) async {
+    return await requestAPI("/messages/token", "POST",
+        payload: {"token": token}, token: await getToken());
+  }
+
+  Future<void> removeMsgToken(String token) async {
+    return await requestAPI("/messages/token", "DELETE",
+        payload: {"token": token}, token: await getToken());
+  }
+
+  Future<User> findUser(String phoneNumber) async {
+    QuerySnapshot querySnap = await Firestore.instance
+        .collection(user_collection)
+        .where("phone_number", isEqualTo: phoneNumber)
+        .limit(1)
+        .getDocuments();
+
+    if (querySnap.documents.length > 0) {
+      var snap = querySnap.documents.first;
+      User user = User.fromMap(snap.data, snap.documentID);
+      return user;
+    }
+    return null;
+  }
+
+  Future<List<User>> searchUser(String term) async {
+    if (term == null || term == '') return List();
+
+    var bytes = utf8.encode(term);
+    var base64Str = base64.encode(bytes);
+    HtmlEscape htmlEscape = const HtmlEscape();
+    String escapeBuyer = htmlEscape.convert(base64Str);
+
+    int limit = 20;
+    List<User> users = [];
+
+    try {
+      var data = await requestAPI(
+          "/api/fts/$user_collection/$escapeBuyer/$limit", "GET",
+          url: Config.instance.reportURL, token: await getToken());
+
+      if (data == null) return List();
+
+      data.forEach((buyer) {
+        var user = User.fromJson(buyer);
+        users.add(user);
+      });
+    } catch (e) {
+      log.warning("buyer error:" + e.toString());
+      return null;
+    }
+    return users;
+  }
+}