clean up

lib/domain/entities/auth_result.dart

@@ -0,0 +1,9 @@
+import 'auth_status.dart';
+
+class AuthResult {
+  AuthStatus authStatus;
+  String authErrorCode;
+  String authErrorMsg;
+
+  AuthResult({this.authStatus, this.authErrorCode, this.authErrorMsg});
+}

lib/domain/entities/auth_status.dart

@@ -0,0 +1 @@
+enum AuthStatus { SMS_SENT, AUTH_VERIFIED, ERROR, SIGN_OUT }

lib/domain/entities/bank_account.dart

@@ -0,0 +1,31 @@
+class BankAccount {
+  int index;
+  String bankName;
+  String bankLogo;
+  String accountName;
+  String accountNumber;
+  BankAccount(
+      {this.index,
+      this.bankName,
+      this.bankLogo,
+      this.accountName,
+      this.accountNumber});
+
+  BankAccount.fromMap(int index, Map<String, dynamic> json) {
+    this.index = index;
+    bankName = json['bank_name'];
+    bankLogo = json['bank_logo'];
+    accountName = json['account_name'];
+    accountNumber = json['account_number'];
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      "index": index,
+      'bank_name': bankName,
+      'bank_logo': bankLogo,
+      'account_name': accountName,
+      'account_number': accountNumber,
+    };
+  }
+}

lib/domain/entities/box.dart

@@ -0,0 +1,72 @@
+import 'package:fcs/domain/vo/shipment_status.dart';
+import 'package:fcs/domain/vo/shipping_address.dart';
+
+import 'cargo.dart';
+import 'package.dart';
+
+class Box {
+  String id;
+  String shipmentNumber;
+  String senderFCSID;
+  String senderName;
+  String receiverFCSID;
+  String receiverName;
+  String receiverAddress;
+  String receiverNumber;
+  String boxNumber;
+  String status;
+  String cargoDesc;
+  int width;
+  int height;
+  int length;
+  int shipmentWeight;
+
+  int rate;
+  int weight;
+  String packageType;
+  String pickUpID;
+  List<String> photos;
+  String remark;
+  DateTime arrivedDate;
+
+  List<Package> packages;
+
+  List<Cargo> cargoTypes;
+
+  ShippingAddress shippingAddress;
+
+  int get amount => rate != null && weight != null ? rate * weight : 0;
+
+  String get packageNumber =>
+      shipmentNumber + "-" + receiverNumber + " #" + boxNumber;
+  double get price => rate.toDouble() * weight;
+
+  List<ShipmentStatus> shipmentHistory;
+
+  Box(
+      {this.id,
+      this.shipmentNumber,
+      this.senderFCSID,
+      this.senderName,
+      this.receiverFCSID,
+      this.receiverName,
+      this.receiverNumber,
+      this.receiverAddress,
+      this.boxNumber,
+      this.width,
+      this.height,
+      this.length,
+      this.shipmentWeight,
+      this.rate,
+      this.weight,
+      this.packageType,
+      this.pickUpID,
+      this.remark,
+      this.status,
+      this.arrivedDate,
+      this.cargoDesc,
+      this.shipmentHistory,
+      this.packages,
+      this.cargoTypes,
+      this.shippingAddress});
+}

lib/domain/entities/cargo.dart

@@ -0,0 +1,6 @@
+class Cargo {
+  String type;
+  int price;
+  int weight;
+  Cargo({this.type, this.price, this.weight});
+}

lib/domain/entities/connectivity.dart

@@ -0,0 +1,5 @@
+class Connectivity {
+  get isConnected {
+    return true;
+  }
+}

lib/domain/entities/custom.dart

@@ -0,0 +1,6 @@
+class Custom{
+  String id;
+  String productType;
+  int fee;
+  Custom({this.productType,this.fee});
+}

lib/domain/entities/customer.dart

@@ -0,0 +1,36 @@
+
+
+class Customer {
+  String id;
+  String name;
+  String phoneNumber;
+  String status;
+
+  Customer({
+    this.id,
+    this.name,
+    this.status,
+    this.phoneNumber,
+  });
+
+  factory Customer.fromMap(Map<String, dynamic> map, String docID) {
+    return Customer(
+      id: docID,
+      name: map['user_name'],
+      phoneNumber: map['phone_number'],
+      status: map['status'],
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      'user_name': name,
+      'phone_number': phoneNumber,
+    };
+  }
+
+  @override
+  String toString() {
+    return 'Customer{name: $name, phoneNumber: $phoneNumber,statis:$status}';
+  }
+}

lib/domain/entities/discount.dart

@@ -0,0 +1,16 @@
+class Discount {
+  String code;
+  String customer;
+  String status;
+  double amount;
+  int weight;
+  double discountRate;
+
+  Discount(
+      {this.code,
+      this.customer,
+      this.amount,
+      this.status,
+      this.weight,
+      this.discountRate});
+}

lib/domain/entities/discount_rate.dart

@@ -0,0 +1,6 @@
+class DiscountRate {
+  int weight;
+  double discountRate;
+
+  DiscountRate({this.weight, this.discountRate});
+}

lib/domain/entities/faq.dart

@@ -0,0 +1,58 @@
+class FAQ {
+  String id;
+  int sn;
+  String questionEng;
+  String questionMm;
+  String answerEng;
+  String answerMm;
+  String pageLinkLabelEng;
+  String pageLinkLabelMm;
+  String pageLink;
+
+  String question(bool isEng) => isEng ? questionEng : questionMm;
+  String answer(bool isEng) => isEng ? answerEng : answerMm;
+
+  FAQ(
+      {this.id,
+      this.sn,
+      this.questionEng,
+      this.questionMm,
+      this.answerEng,
+      this.answerMm,
+      this.pageLinkLabelEng,
+      this.pageLinkLabelMm,
+      this.pageLink});
+
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      'sn': sn,
+      'question_eng': questionEng,
+      'answer_eng': answerEng,
+      'question_mm': questionMm,
+      'answer_mm': answerMm,
+      'page_link_label_eng': pageLinkLabelEng,
+      'page_link_label_mm': pageLinkLabelMm,
+      'page_link': pageLink,
+    };
+  }
+
+  factory FAQ.fromMap(Map<String, dynamic> map, String id) {
+    return FAQ(
+      id: id,
+      sn: map['sn'],
+      questionEng: map['question_eng'],
+      answerEng: map['answer_eng'],
+      questionMm: map['question_mm'],
+      answerMm: map['answer_mm'],
+      pageLinkLabelEng: map['page_link_label_eng'],
+      pageLinkLabelMm: map['page_link_label_mm'],
+      pageLink: map['page_link'],
+    );
+  }
+
+  @override
+  String toString() {
+    return 'FAQ{id: $id, questionEng: $questionEng,questionMm:$questionMm}';
+  }
+}

lib/domain/entities/invoice.dart

@@ -0,0 +1,32 @@
+import 'package.dart';
+import 'receipt.dart';
+
+class Invoice {
+  String invoiceNumber;
+  DateTime invoiceDate;
+  String customerName;
+  String customerPhoneNumber;
+  double amount;
+  String discount;
+  String status;
+  String paymentAttachment;
+
+  List<Package> packages;
+  List<Receipt> receipts;
+  List<String> receiptPhotos;
+
+  Invoice(
+      {this.invoiceNumber,
+      this.invoiceDate,
+      this.customerName,
+      this.customerPhoneNumber,
+      this.amount,
+      this.discount,
+      this.status,
+      this.paymentAttachment,
+      this.packages,
+      this.receiptPhotos,
+      this.receipts});
+
+  double get getAmount => packages.fold(0, (p, e) => (e.rate * e.weight) + p);
+}

lib/domain/entities/market.dart

@@ -0,0 +1,28 @@
+class Market {
+  String id;
+  String name;
+
+  Market({
+    this.id,
+    this.name,
+  });
+
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      'name': name,
+    };
+  }
+
+  factory Market.fromMap(Map<String, dynamic> map, String id) {
+    return Market(
+      id: id,
+      name: map['name'],
+    );
+  }
+
+  @override
+  String toString() {
+    return 'Market{id: $id, name: $name}';
+  }
+}

lib/domain/entities/package.dart

@@ -0,0 +1,125 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:fcs/domain/vo/shipment_status.dart';
+
+class Package {
+  String id;
+  String trackingID;
+  String userID;
+  String fcsID;
+  String userName;
+  String phoneNumber;
+  String currentStatus;
+  DateTime currentStatusDate;
+  List<String> photoUrls;
+  List<ShipmentStatus> shipmentHistory;
+  String desc;
+
+  String status;
+  String shipmentNumber;
+  String senderFCSID;
+  String senderName;
+  String receiverFCSID;
+  String receiverName;
+  String receiverAddress;
+  String receiverNumber;
+  String boxNumber;
+  String cargoDesc;
+  String market;
+
+  int rate;
+  int weight;
+  String packageType;
+  String pickUpID;
+  List<String> photos;
+  String remark;
+  DateTime arrivedDate;
+
+  int get amount => rate != null && weight != null ? rate * weight : 0;
+
+  String get packageNumber =>
+      shipmentNumber + "-" + receiverNumber + " #" + boxNumber;
+  double get price => rate.toDouble() * weight;
+
+  Package({
+    this.id,
+    this.trackingID,
+    this.userID,
+    this.userName,
+    this.fcsID,
+    this.phoneNumber,
+    this.shipmentNumber,
+    this.senderFCSID,
+    this.senderName,
+    this.receiverFCSID,
+    this.receiverName,
+    this.receiverNumber,
+    this.receiverAddress,
+    this.boxNumber,
+    this.rate,
+    this.weight,
+    this.packageType,
+    this.pickUpID,
+    this.remark,
+    this.status,
+    this.arrivedDate,
+    this.cargoDesc,
+    this.market,
+    this.shipmentHistory,
+    this.currentStatus,
+    this.currentStatusDate,
+    this.photoUrls,
+    this.desc,
+  });
+
+  factory Package.fromMap(Map<String, dynamic> map, String docID) {
+    var _currentStatusDate = (map['current_status_date'] as Timestamp);
+
+    List<ShipmentStatus> _shipmentStatus = List.from(map['all_status'])
+        .map((e) => ShipmentStatus.fromMap(Map<String, dynamic>.from(e)))
+        .toList();
+    List<String> _photoUrls =
+        map['photo_urls'] == null ? [] : List.from(map['photo_urls']);
+
+    return Package(
+        id: docID,
+        userID: map['user_id'],
+        fcsID: map['fcs_id'],
+        trackingID: map['tracking_id'],
+        market: map['market'],
+        userName: map['user_name'],
+        phoneNumber: map['phone_number'],
+        remark: map['remark'],
+        desc: map['desc'],
+        currentStatus: map['current_status'],
+        currentStatusDate:
+            _currentStatusDate != null ? _currentStatusDate.toDate() : null,
+        photoUrls: _photoUrls,
+        shipmentHistory: _shipmentStatus);
+  }
+
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'tracking_id': trackingID,
+        'market': market,
+        'fcs_id': fcsID,
+        "desc": desc,
+        "remark": remark,
+        "photo_urls": photoUrls
+      };
+
+  factory Package.fromJson(Map<String, dynamic> json) {
+    return Package(
+        id: json['id'],
+        trackingID: json['tracking_id'],
+        market: json['market'],
+        userName: json['user_name'],
+        phoneNumber: json['phone_number'],
+        currentStatus: json['current_status'],
+        currentStatusDate: DateTime.parse(json['current_status_date']));
+  }
+
+  @override
+  String toString() {
+    return 'Package{id: $id, currentStatus: $currentStatus, market:$market, trackingID: $trackingID,}';
+  }
+}

lib/domain/entities/payment_method.dart

@@ -0,0 +1,42 @@
+class PaymentMethod {
+  String id;
+  String name;
+  String accountName;
+  String account;
+  String phone;
+  String email;
+  String link;
+
+  PaymentMethod(
+      {this.id,
+      this.name,
+      this.accountName,
+      this.account,
+      this.phone,
+      this.email,
+      this.link});
+
+  factory PaymentMethod.fromMap(Map<String, dynamic> map, String id) {
+    return PaymentMethod(
+      id: id,
+      name: map['name'],
+      accountName: map['account_name'],
+      account: map['account'],
+      phone: map['phone'],
+      email: map['email'],
+      link: map['link'],
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      'name': name,
+      "account_name": accountName,
+      "account": account,
+      "phone": phone,
+      "email": email,
+      "link": link,
+    };
+  }
+}

lib/domain/entities/pickup.dart

@@ -0,0 +1,54 @@
+import 'cargo.dart';
+
+class PickUp {
+  String id;
+  String userName;
+  String phoneNumber;
+  String fromTime;
+  String toTime;
+  int numberOfPackage;
+  int weight;
+  int handlingFee;
+  String address;
+  String status;
+  DateTime date;
+  List<Cargo> cargoTypes;
+  bool isCourier;
+  int radioIndex;
+
+  PickUp(
+      {this.id,
+      this.userName,
+      this.phoneNumber,
+      this.fromTime,
+      this.toTime,
+      this.numberOfPackage,
+      this.weight,
+      this.handlingFee,
+      this.address,
+      this.status,
+      this.date,
+      this.cargoTypes,
+      this.isCourier = false,
+      this.radioIndex = 1});
+
+  int get last => DateTime.now().difference(date).inDays;
+
+  factory PickUp.fromMap(Map<String, dynamic> map, String id) {
+    return PickUp(
+        id: id,
+        userName: map['user_name'],
+        phoneNumber: map['phone_number'],
+        fromTime: map['from_time'],
+        toTime: map['to_time'],
+        numberOfPackage: map['number_of_package'],
+        weight: map['weight'],
+        address: map['address'],
+        status: map['status']);
+  }
+
+  @override
+  String toString() {
+    return 'PickUp{id:$id, userName:$userName,phoneNumber:$phoneNumber,fromTime:$fromTime,toTime:$toTime,numberOfPackage:$numberOfPackage,weight:$weight,status:$status}';
+  }
+}

lib/domain/entities/rate.dart

@@ -0,0 +1,31 @@
+class Rate {
+  String id;
+  String name;
+  String description;
+  String fromTime;
+  String toTime;
+  int price;
+
+  Rate(
+      {this.id,
+      this.name,
+      this.description,
+      this.fromTime,
+      this.toTime,
+      this.price,});
+
+  factory Rate.fromMap(Map<String, dynamic> map, String id) {
+    return Rate(
+        id: id,
+        name: map['name'],
+        description: map['description'],
+        fromTime: map['from_time'],
+        toTime: map['to_time'],
+        price: map['price'],);
+  }
+
+  @override
+  String toString() {
+    return 'Rate{id:$id, name:$name,description:$description,fromTime:$fromTime,toTime:$toTime}';
+  }
+}

lib/domain/entities/receipt.dart

@@ -0,0 +1,6 @@
+class Receipt {
+  int amount;
+  DateTime date;
+
+  Receipt({this.amount, this.date});
+}

lib/domain/entities/role.dart

@@ -0,0 +1,67 @@
+class Role {
+  String roleID;
+  String roleName;
+  String privileges;
+  Role({this.roleName, this.roleID, this.privileges});
+
+  Role.fromJson(Map<String, dynamic> json) {
+    roleName = json['role_name'];
+    roleID = json['role_id'];
+    privileges = json['privileges'];
+  }
+}
+
+class Parser {
+  String status;
+  String message;
+  Role data;
+  Parser({this.status, this.message, this.data});
+
+  Parser.fromJson(Map<String, dynamic> json) {
+    status = json['status'];
+    message = json['message'];
+    if (json['status'] == 'Ok') {
+      data = Role.fromJson(json['data']);
+    }
+  }
+}
+
+class StatusParser {
+  String status;
+  String message;
+  StatusParser(this.status, this.message);
+
+  StatusParser.fromJson(Map<String, dynamic> json) {
+    status = json['status'];
+    message = json['message'];
+  }
+}
+
+class Privilege {
+  String id;
+  String name;
+  String desc;
+  bool sysAdminOnly = true;
+  bool isChecked = false;
+
+  Privilege({this.id, this.name, this.desc, this.isChecked, this.sysAdminOnly});
+
+  factory Privilege.fromMap(Map<String, dynamic> map, String docID) {
+    return Privilege(
+        id: docID,
+        name: map['name'],
+        desc: map['desc'],
+        sysAdminOnly: map['sys_admin_only']);
+  }
+}
+
+class UserLevel {
+  String id;
+  String name;
+  int level;
+  UserLevel({this.id, this.name, this.level});
+
+  factory UserLevel.fromMap(Map<String, dynamic> map, String docID) {
+    return UserLevel(id: docID, name: map['name'], level: map['level']);
+  }
+}

lib/domain/entities/setting.dart

@@ -0,0 +1,192 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+
+import 'bank_account.dart';
+
+List<Day> dayLists = [
+  Day(id: 1, name: 'Sun'),
+  Day(id: 2, name: 'Mon'),
+  Day(id: 3, name: 'Tue'),
+  Day(id: 4, name: 'Wed'),
+  Day(id: 5, name: 'Thu'),
+  Day(id: 6, name: 'Fri'),
+  Day(id: 7, name: 'Sat'),
+];
+
+class Setting {
+  final int supportBuildNum;
+
+  // contact page
+  String usaAddress;
+  String mmAddress;
+  String usaContactNumber;
+  String mmContactNumber;
+  String emailAddress;
+  String facebookLink;
+  bool inviteRequired;
+  String appUrl;
+  final String termsEng;
+  final String termsMm;
+
+  final String okEnergyId;
+  final String about;
+  int poExpireInHours;
+  int doExpireInHours;
+  int poOpenAt;
+  int poCloseAt;
+  List<int> poCloseOn;
+  int latestDeliveryDay;
+  int firstStorageChargeIn;
+  int firstStorageCharge;
+  int secondStorageChargeIn;
+  int secondStorageCharge;
+  int deliveryStartWaitMin;
+  String reportURL;
+  String helpVersion;
+  String helpURL;
+
+  List<String> phones;
+  String deliveryPhone;
+  String address;
+  String website;
+  DateTime priceLastUpdate;
+  String bankAccountInfo;
+  List<BankAccount> bankAccounts;
+
+  String get getPoOpenAt => poOpenAt > 12
+      ? (poOpenAt - 12).toString() + "PM"
+      : poOpenAt.toString() + "AM";
+
+  String get getPoCloseAt => poCloseAt > 12
+      ? (poCloseAt - 12).toString() + "PM"
+      : poCloseAt.toString() + "AM";
+
+  String get getPoCloseOn => poCloseOn.fold(
+      "", (p, e) => p + (p == "" ? "" : ", ") + dayLists[e - 1].name);
+
+  String get getPoOpenOn => dayLists.fold(
+      "",
+      (p, e) =>
+          p +
+          (p == "" ? "" : poCloseOn.contains(e.id) ? "" : ", ") +
+          (poCloseOn.contains(e.id) ? "" : e.name));
+
+  bool get isPOClose {
+    DateTime now = DateTime.now();
+    // dart starts from monday width starting index one
+    // server starts from sunday with starting index one
+    var day = (now.weekday + 1) == 8 ? 1 : now.weekday + 1;
+    return poCloseOn.contains(day) ||
+        (now.hour < poOpenAt || now.hour >= poCloseAt);
+  }
+
+  Setting(
+      {this.supportBuildNum,
+      this.usaAddress,
+      this.mmAddress,
+      this.usaContactNumber,
+      this.mmContactNumber,
+      this.emailAddress,
+      this.facebookLink,
+      this.inviteRequired,
+      this.appUrl,
+      this.termsEng,
+      this.termsMm,
+      this.about,
+      this.okEnergyId,
+      this.poExpireInHours,
+      this.doExpireInHours,
+      this.poOpenAt,
+      this.poCloseAt,
+      this.poCloseOn,
+      this.latestDeliveryDay,
+      this.firstStorageCharge,
+      this.firstStorageChargeIn,
+      this.secondStorageCharge,
+      this.secondStorageChargeIn,
+      this.deliveryStartWaitMin,
+      this.reportURL,
+      this.helpVersion,
+      this.helpURL,
+      this.phones,
+      this.website,
+      this.priceLastUpdate,
+      this.bankAccountInfo,
+      this.bankAccounts,
+      this.deliveryPhone,
+      this.address});
+
+  factory Setting.fromMap(Map<String, dynamic> map) {
+    var ts = (map['price_last_update'] as Timestamp);
+    var list = (map['bank_accounts'] as List);
+
+    List<BankAccount> bankAccounts = [];
+    if (list != null) {
+      list.asMap().forEach((index, item) {
+        bankAccounts
+            .add(BankAccount.fromMap(index, item.cast<String, dynamic>()));
+      });
+    }
+
+    return Setting(
+        supportBuildNum: map['support_build_number'],
+        inviteRequired: map['invite_required'],
+        appUrl: map['app_url'],
+        usaAddress: map['usa_address'],
+        mmAddress: map['mm_address'],
+        usaContactNumber: map['usa_contact_number'],
+        mmContactNumber: map['mm_contact_number'],
+        emailAddress: map['email_address'],
+        facebookLink: map['facebook_link'],
+        about: map['about'],
+        termsEng: map['terms_eng'],
+        termsMm: map['terms_mm'],
+        priceLastUpdate: ts?.toDate(),
+        okEnergyId: map['ok_energy_id'],
+        poExpireInHours: map['po_expire_hours'],
+        doExpireInHours: map['do_expire_hours'],
+        poOpenAt: map['po_open_at'],
+        poCloseAt: map['po_close_at'],
+        latestDeliveryDay: map['latest_delivery_days'],
+        firstStorageChargeIn: map['first_storage_charge_in'],
+        firstStorageCharge: map['first_storage_charge'],
+        secondStorageChargeIn: map['second_storage_charge_in'],
+        secondStorageCharge: map['second_storage_charge'],
+        deliveryStartWaitMin: map['delivery_start_wait_min'],
+        reportURL: map['report_url'],
+        helpVersion: map['help_version'],
+        helpURL: map['help_url'],
+        deliveryPhone: map['delivery_phone'],
+        address: map['address'],
+        website: map['website'],
+        bankAccountInfo: map['bank_account_info'],
+        bankAccounts: bankAccounts);
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+      'terms_eng': termsEng,
+      'terms_mm': termsMm,
+    };
+  }
+
+  String helpFileName() {
+    return "help-v$helpVersion.zip";
+  }
+
+  @override
+  String toString() {
+    return 'Setting{supportBuildNum:$supportBuildNum,about:$about,okEnergyId:$okEnergyId}';
+  }
+}
+
+class Day {
+  int id;
+  String name;
+  bool isChecked = false;
+  Day({this.id, this.name, this.isChecked});
+
+  @override
+  String toString() {
+    return 'Day{id:$id,name:$name,isChecked:$isChecked}';
+  }
+}

lib/domain/entities/shipment.dart

@@ -0,0 +1,25 @@
+class Shipment {
+  DateTime shipDate;
+  String shipmentNumber;
+  DateTime cutoffDate;
+  String shipType;
+  DateTime arrivalDate;
+  DateTime departureDate;
+  String consignee;
+  String port;
+  String destination;
+  String status;
+  String remark;
+  Shipment(
+      {this.shipDate,
+      this.shipmentNumber,
+      this.cutoffDate,
+      this.shipType,
+      this.status,
+      this.arrivalDate,
+      this.departureDate,
+      this.consignee,
+      this.port,
+      this.destination,
+      this.remark});
+}

lib/domain/entities/user.dart

@@ -0,0 +1,159 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:fcs/helpers/const.dart';
+import 'package:flutter/foundation.dart';
+import 'package:intl/intl.dart';
+
+DateFormat dayFormat = DateFormat("MMM dd yyyy");
+DateFormat timeFormat = DateFormat("HH:mm");
+final DateFormat dateFormat = DateFormat("d MMM yyyy");
+
+class User {
+  String id;
+  String name;
+  String phoneNumber;
+  String status;
+  String fcsID;
+  DateTime lastMessageTime;
+  String lastMessage;
+  int userUnseenCount;
+  int fcsUnseenCount;
+
+  String get initial => name != null && name != "" ? name.substring(0, 1) : "?";
+
+  String get getLastMessage {
+    var msg = lastMessage ?? "Say hi to $name";
+    if (msg.length > 30) return msg.substring(0, 30) + " ... ";
+    return msg;
+  }
+
+  String get getLastMessageTime {
+    if (lastMessageTime == null) return "";
+    DateTime today = DateTime.now();
+    if (lastMessageTime.year == today.year &&
+        lastMessageTime.month == today.month &&
+        lastMessageTime.day == today.day) {
+      return timeFormat.format(lastMessageTime);
+    } else {
+      return dateFormat.format(lastMessageTime);
+    }
+  }
+
+  String get getUserUnseenCount => userUnseenCount != null
+      ? userUnseenCount > 100 ? "99+" : userUnseenCount.toString()
+      : "0";
+  String get getFcsUnseenCount => fcsUnseenCount != null
+      ? fcsUnseenCount > 100 ? "99+" : fcsUnseenCount.toString()
+      : "0";
+
+  List<String> privileges = [];
+
+  String get phone => phoneNumber != null && phoneNumber.startsWith("959")
+      ? "0${phoneNumber.substring(2)}"
+      : phoneNumber;
+  bool get joined => status != null && status == userStatusJoined;
+  bool get invited => status != null && status == userStatusInvited;
+  bool get requested => status != null && status == userStatusRequested;
+  String get share => "Your phone number:$phoneNumber";
+  User(
+      {this.id,
+      this.name,
+      this.phoneNumber,
+      this.fcsID,
+      this.status,
+      this.privileges,
+      this.lastMessage,
+      this.lastMessageTime,
+      this.userUnseenCount,
+      this.fcsUnseenCount});
+
+  factory User.fromJson(Map<String, dynamic> json) {
+    return User(
+      id: json['id'],
+      name: json['user_name'],
+      fcsID: json['fcs_id'],
+      phoneNumber: json['phone_number'],
+      status: json['status'],
+      lastMessage: json['last_message'],
+    );
+  }
+
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'user_name': name,
+        'phone_number': phoneNumber,
+      };
+
+  Map<String, dynamic> toMap() {
+    return {
+      'user_name': name,
+      'phone_number': phoneNumber,
+    };
+  }
+
+  factory User.fromMap(Map<String, dynamic> map, String docID) {
+    var _date = (map['message_time'] as Timestamp);
+
+    List<String> _privileges =
+        map['privileges'] == null ? [] : map['privileges'].cast<String>();
+
+    return User(
+        id: docID,
+        name: map['user_name'],
+        phoneNumber: map['phone_number'],
+        status: map['status'],
+        fcsID: map['fcs_id'],
+        privileges: _privileges,
+        lastMessage: map['last_message'],
+        userUnseenCount: map['user_unseen_count'],
+        fcsUnseenCount: map['fcs_unseen_count'],
+        lastMessageTime: _date == null ? null : _date.toDate());
+  }
+
+  bool diffPrivileges(User another) {
+    another.privileges.sort((a, b) => a.compareTo(b));
+    privileges.sort((a, b) => a.compareTo(b));
+    return !listEquals(another.privileges, privileges);
+  }
+
+  bool isCustomer() {
+    return privileges == null || privileges.length == 0;
+  }
+
+  bool hasSysAdmin() {
+    return privileges != null ? privileges.contains('sa') : false;
+  }
+
+  bool hasAdmin() {
+    return privileges != null ? privileges.contains('admin') : false;
+  }
+
+  bool hasCustomers() {
+    return hasSysAdmin() ||
+        hasAdmin() ||
+        (privileges != null ? privileges.contains('c') : false);
+  }
+
+  bool hasStaffs() {
+    return hasSysAdmin() ||
+        hasAdmin() ||
+        (privileges != null ? privileges.contains('s') : false);
+  }
+
+  bool hasSupport() {
+    return hasSysAdmin() ||
+        hasAdmin() ||
+        (privileges != null ? privileges.contains('sp') : false);
+  }
+
+  bool hasPackages() {
+    return hasSysAdmin() ||
+        hasAdmin() ||
+        status == userStatusJoined ||
+        (privileges != null ? privileges.contains('p') : false);
+  }
+
+  @override
+  String toString() {
+    return 'User{id:$id, name: $name, phoneNumber: $phoneNumber,status:$status}';
+  }
+}