fcs/lib/vo/document_log.dart

import 'package:cloud_firestore/cloud_firestore.dart';

import 'buyer.dart';
import 'do.dart';
import 'po.dart';
import 'role.dart';
import 'user.dart';

class DocLog {
  String id;
  String docID;
  String docType;
  String ownerID;
  String ownerName;
  DateTime date;
  String actionerID;
  String actionerName;

  Map<dynamic, dynamic> docData;

  String data;

  String getDesc(List<Privilege> privileges) {
    if (docType == "po") {
      return getPO().status;
    } else if (docType == "do") {
      return getDO().status;
    } else if (docType == "buyer") {
      return getBuyer().status;
    } else if (docType == "user") {
      User user=getUser();
      return "${user.status}\nprivileges:${user.getLogDesc(privileges)}";
    }
    return "-";
  }

  DocLog(
      {this.id,
      this.docID,
      this.docType,
      this.date,
      this.ownerID,
      this.ownerName,
      this.actionerID,
      this.actionerName,
      this.docData});

  factory DocLog.fromMap(Map<String, dynamic> map, String id) {
    var date = (map['date'] as Timestamp);

    return DocLog(
      id: id,
      docID: map['doc_id'],
      docType: map['doc_type'],
      ownerID: map['owner_id'],
      ownerName: map['owner_name'],
      actionerID: map['actioner_id'],
      actionerName: map['actioner_name'],
      date: date == null ? null : date.toDate(),
      docData: map['doc_data'],
    );
  }

  Buyer getBuyer() {
    return Buyer.fromMap(docData.cast<String, dynamic>(), docID);
  }

  POSubmission getPO() {
    return POSubmission.fromMap(docData.cast<String, dynamic>(), docID);
  }

  DOSubmission getDO() {
    return DOSubmission.fromMap(docData.cast<String, dynamic>(), docID);
  }

  User getUser() {
    return User.fromMap(docData.cast<String, dynamic>(), docID);
  }
}