aman-satu-flutter/lib/core/services/buy_service.dart

import 'package:intl/intl.dart';
import 'package:satu/core/base/base_service.dart';
import 'package:satu/core/models/but_item/buy_item_response.dart';
import 'package:satu/core/models/dictionary/contragent/contragent_response_entity.dart';
import 'package:satu/core/services/api_service.dart';
import 'package:satu/core/utils/locator.dart';

import '../models/buy_invoice/buy_invoice_response.dart';
import '../models/response/response_entity.dart';

class BuyService extends BaseService {
  final ApiService _api = locator<ApiService>();
  Future<List<BuyInvoiceResponse>> getList(
      {required int page, required int perpage, dynamic filter}) async {
    List<BuyInvoiceResponse> list = [];
    try {
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'page': page,
        'perpage': perpage,
        'order' : {
          'col': 'doc_number',
          'desc': true
        }
      };

      ResponseEntity categories = await _api.postRequest('/general_purchases_get',
          requestBody: requestBody);
      if (categories.original.data != null &&
          categories.original.data!.isNotEmpty) {
        for (final dynamic map in categories.original.data!) {
          final BuyInvoiceResponse item =
          BuyInvoiceResponse.fromJson(map);
          list.add(item);
        }
      }
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return list;
  }

  Future<List<BuyItemResponse>> getItemList(int id,
      {required int page, required int perpage, dynamic filter}) async {
    List<BuyItemResponse> list = [];
    try {
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'page': page,
        'perpage': perpage,
        'id': id
      };
      ResponseEntity categories = await _api.postRequest('/general_purchases_get_items',
          requestBody: requestBody);
      if (categories.original.items != null &&
          categories.original.items!.isNotEmpty) {
        for (final dynamic map in categories.original.items!) {
          final BuyItemResponse item =
          BuyItemResponse.fromJson(map);
          list.add(item);
        }
      }
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return list;
  }

  Future<bool> editItem({required int invoiceId, required int id, required double price, required double count}) async {
    bool result = false;
    try {
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'eacc_buy_invoice_item_id': id,
        'id': invoiceId,
        'price': price,
        'cnt': count
      };

      ResponseEntity response = await _api.postRequest('/general_purchases_edit_item',
          requestBody: requestBody);
      result = response.original.status == 'success';
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return result;
  }

 Future<bool> deleteItem(int id) async {
    bool result = false;
    try {
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'id': id,
      };

      ResponseEntity response = await _api.postRequest('/general_purchases_delete_item',
          requestBody: requestBody);
      result = response.original.status == 'success';
      log.i(response.toJson());
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return result;
  }

  Future<bool> addItem(int invoiceId, int goodId) async {
    bool result = false;
    try {
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'eacc_good_id': goodId,
        'id': invoiceId,
      };

      ResponseEntity response = await _api.postRequest('/general_purchases_add_item',
          requestBody: requestBody);
      result = response.original.status == 'success';
      log.i(response.toJson());
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return result;
  }

  Future<bool> confirmInvoice(int invoiceId) async {
    bool result = false;
    try {
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'id': invoiceId,
      };

      ResponseEntity response = await _api.postRequest('/general_purchases_confirm',
          requestBody: requestBody);
      result = response.original.status == 'success';
      log.i(response.toJson());
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return result;
  }

  Future<bool> createBuy(ContragentResponseEntity contragent, DateTime date) async {
    bool result = false;
    try {
      DateFormat formatter = DateFormat('yyyy-MM-dd');
      final Map<String, dynamic> requestBody = <String, dynamic>{
        'eacc_contragent_id': contragent.id,
        'invoice_date': formatter.format(date),
      };
      log.i('requestBody', requestBody);
       ResponseEntity response = await _api.postRequest('/general_purchases_add',
          requestBody: requestBody);
       log.i('response', response.toJson());
      result = response.original.status == 'success';
    } catch (e, stack) {
      log.e('getList', e, stack);
    }
    return result;
  }
}