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mobile-app/lib/presentation/screens/actions/dung/widget_dung_supply.dart

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  1. import 'package:farm_tpf/custom_model/Device.dart';

  2. import 'package:farm_tpf/custom_model/SuppliesUsing.dart';

  3. import 'package:farm_tpf/custom_model/Supply.dart';

  4. import 'package:farm_tpf/presentation/custom_widgets/WidgetErrorTextField.dart';

  5. import 'package:farm_tpf/presentation/custom_widgets/widget_text_form_field.dart';

  6. import 'package:farm_tpf/presentation/custom_widgets/widget_utils.dart';

  7. import 'package:farm_tpf/presentation/screens/actions/controller/ChangeDevice.dart';

  8. import 'package:farm_tpf/presentation/screens/actions/controller/ChangeFieldInForm.dart';

  9. import 'package:farm_tpf/presentation/screens/actions/controller/ChangeFormButton.dart';

  10. import 'package:farm_tpf/presentation/screens/actions/controller/ChangeSupplyUsing.dart';

  11. import 'package:farm_tpf/presentation/screens/actions/controller/ChangeUnit.dart';

  12. import 'package:farm_tpf/presentation/screens/actions/resource_device_activity/sc_device_activity.dart';

  13. import 'package:farm_tpf/presentation/screens/actions/state_management_helper/change_supply.dart';

  14. import 'package:farm_tpf/presentation/screens/resources/sc_resource_helper.dart';

  15. import 'package:farm_tpf/utils/const_string.dart';

  16. import 'package:farm_tpf/utils/const_style.dart';

  17. import 'package:farm_tpf/utils/validators.dart';

  18. import 'package:flutter/material.dart';

  19. import 'package:get/get.dart';

  20. import 'package:farm_tpf/utils/formatter.dart';

  21. 

  22. import '../util_action.dart';

  23. 

  24. class WidgetDungSupply extends StatefulWidget {

  25.   final List<SuppliesUsing> currentItems;

  26.   final Function(List<SuppliesUsing> supplyChanges) onChangeSupplies;

  27.   final String urlSupply;

  28.   WidgetDungSupply({required this.currentItems, required this.onChangeSupplies, required this.urlSupply});

  29.   @override

  30.   _WidgetDungSupplyState createState() => _WidgetDungSupplyState();

  31. }

  32. 

  33. class _WidgetDungSupplyState extends State<WidgetDungSupply> {

  34.   final _dosageController = TextEditingController();

  35.   final _quantityController = TextEditingController();

  36.   final _howToUseController = TextEditingController();

  37.   final changeSelectedSupply = Get.put(ChangeSupply());

  38.   final changeSupplyUsing = Get.put(ChangeSupplyUsing());

  39.   final changeUnit = Get.put(ChangeUnit());

  40.   final changeButton = Get.put(ChangeButtonInForm());

  41.   final changeSelectedDevice = Get.put(ChangeDevice());

  42.   final changeFormField = Get.put(ChangeFieldFormSupply());

  43.   GlobalKey<FormState> _formSupplyKey = GlobalKey();

  44. 

  45.   @override

  46.   void initState() {

  47.     super.initState();

  48.     changeSelectedSupply.initValue();

  49.     changeSelectedDevice.initValue();

  50.     changeSupplyUsing.init(widget.currentItems);

  51.     changeUnit.initValue();

  52.     changeButton.resetValue();

  53.     changeFormField.init();

  54.   }

  55. 

  56.   Widget _buildListSupply() {

  57.     return GetBuilder<ChangeSupplyUsing>(

  58.         init: changeSupplyUsing,

  59.         builder: (value) {

  60.           widget.onChangeSupplies(value.currentItems ?? []);

  61.           if (value.currentItems!.isEmpty) {

  62.             return Container();

  63.           } else {

  64.             return Container(

  65.                 height: 120,

  66.                 child: ListView.builder(

  67.                     physics: ClampingScrollPhysics(),

  68.                     scrollDirection: Axis.horizontal,

  69.                     shrinkWrap: true,

  70.                     itemCount: value.currentItems?.length,

  71.                     itemBuilder: (context, index) {

  72.                       return GestureDetector(

  73.                           onTap: () {

  74.                             print("edit");

  75.                             changeSupplyUsing.changeIndexEdit(index);

  76.                             changeButton.updateToEdit(true);

  77.                             var editedSupplyUsing = value.currentItems?[index] ?? SuppliesUsing();

  78.                             var editedSupply = Supply()

  79.                               ..id = editedSupplyUsing.tbSuppliesInWarehouseId

  80.                               ..tbSuppliesName = editedSupplyUsing.supplyName

  81.                               ..unit = editedSupplyUsing.supplyUnit;

  82.                             changeSelectedSupply.change(editedSupply);

  83. 

  84.                             var editedDevice = Device()

  85.                               ..id = editedSupplyUsing.tbEquipmentOfCustomerId

  86.                               ..name = editedSupplyUsing.equipmentName;

  87.                             changeSelectedDevice.change(editedDevice);

  88. 

  89.                             changeUnit.updateListByUnitName(editedSupplyUsing.supplyUnit ?? '');

  90.                             changeUnit.updateSelected(editedSupplyUsing.supplyUnit ?? '');

  91.                             _dosageController.text = editedSupplyUsing.dosage ?? '';

  92.                             _howToUseController.text = editedSupplyUsing.howToUse ?? '';

  93.                             _quantityController.text = editedSupplyUsing.quantity?.formatNumtoStringDecimal() ?? '0';

  94.                           },

  95.                           child: Card(

  96.                               child: Stack(

  97.                             alignment: Alignment.bottomCenter,

  98.                             children: <Widget>[

  99.                               Positioned(

  100.                                   child: ClipRRect(

  101.                                 borderRadius: BorderRadius.circular(8),

  102.                                 child: Container(

  103.                                   padding: EdgeInsets.all(4),

  104.                                   width: 150,

  105.                                   child: Column(

  106.                                     crossAxisAlignment: CrossAxisAlignment.center,

  107.                                     mainAxisAlignment: MainAxisAlignment.center,

  108.                                     children: [

  109.                                       SizedBox(

  110.                                         height: 12.0,

  111.                                       ),

  112.                                       Flexible(

  113.                                         child: Text(value.currentItems?[index].supplyName ?? "", overflow: TextOverflow.ellipsis, maxLines: 1),

  114.                                       ),

  115.                                       Validators.stringNotNullOrEmpty(value.currentItems?[index].dosage ?? '')

  116.                                           ? Flexible(child: Text("${value.currentItems?[index].dosage ?? ""}"))

  117.                                           : SizedBox(),

  118.                                       Validators.stringNotNullOrEmpty(value.currentItems?[index].quantity?.formatNumtoStringDecimal() ?? '0')

  119.                                           ? Flexible(

  120.                                               child: Text(

  121.                                                   "${value.currentItems?[index].quantity?.formatNumtoStringDecimal() ?? ""} ${value.currentItems?[index].supplyUnit ?? ""}"))

  122.                                           : SizedBox(),

  123.                                       Validators.stringNotNullOrEmpty(value.currentItems?[index].equipmentName ?? '')

  124.                                           ? Flexible(child: Text("${value.currentItems?[index].equipmentName ?? ""}"))

  125.                                           : SizedBox(),

  126.                                       Validators.stringNotNullOrEmpty(value.currentItems?[index].howToUse ?? '')

  127.                                           ? Flexible(child: Text("${value.currentItems?[index].howToUse ?? ""}"))

  128.                                           : SizedBox(),

  129.                                     ],

  130.                                   ),

  131.                                 ),

  132.                               )),

  133.                               Positioned(

  134.                                 top: -10,

  135.                                 right: -10,

  136.                                 child: IconButton(

  137.                                     icon: Icon(

  138.                                       Icons.cancel,

  139.                                       color: Colors.redAccent,

  140.                                     ),

  141.                                     onPressed: () {

  142.                                       changeSupplyUsing.deleteSupply(index);

  143.                                     }),

  144.                               )

  145.                             ],

  146.                           )));

  147.                     }));

  148.           }

  149.         });

  150.   }

  151. 

  152.   Widget _btnSelectSubstrates() {

  153.     return GetBuilder<ChangeSupply>(

  154.         init: changeSelectedSupply,

  155.         builder: (data) {

  156.           return TextButton(

  157.               onPressed: () {

  158.                 var currentIndexEdit = changeSupplyUsing.currentIndex;

  159.                 Navigator.of(context)

  160.                     .push(MaterialPageRoute(

  161.                         builder: (_) => ResourceHelperScreen(

  162.                               titleName: "Phân bón",

  163.                               urlSupply: widget.urlSupply,

  164.                               selectedId: changeSelectedSupply.selectedSupplyId ?? -1,

  165.                               currentItems: changeSupplyUsing.currentItems ?? [],

  166.                               currentEditId: ((currentIndexEdit ?? 0) >= 0)

  167.                                   ? changeSupplyUsing.currentItems![currentIndexEdit!].tbSuppliesInWarehouseId ?? -1

  168.                                   : -1,

  169.                             ),

  170.                         fullscreenDialog: false))

  171.                     .then((value) {

  172.                   if (value != null) {

  173.                     var result = value as Supply;

  174.                     changeSelectedSupply.change(result);

  175.                     changeUnit.updateListByUnitName(result.unit ?? '');

  176.                     changeFormField.change(true);

  177.                   }

  178.                 });

  179.               },

  180.               child: GetBuilder<ChangeSupply>(

  181.                   init: changeSelectedSupply,

  182.                   builder: (_) {

  183.                     var isValid = changeSelectedSupply.isValid;

  184.                     return Column(

  185.                       crossAxisAlignment: CrossAxisAlignment.start,

  186.                       children: [

  187.                         Container(

  188.                             padding: EdgeInsets.only(top: 0.0, right: 0.0, bottom: 10.5, left: 0.0),

  189.                             decoration: BoxDecoration(

  190.                               border: Border(bottom: BorderSide(width: 1, color: (isValid ?? false) ? Colors.grey : Colors.red)),

  191.                             ),

  192.                             child: Column(

  193.                               crossAxisAlignment: CrossAxisAlignment.start,

  194.                               children: [

  195.                                 Validators.stringNotNullOrEmpty(changeSelectedSupply.selectedSupplyName ?? '')

  196.                                     ? Text(

  197.                                         'Tên thương mại *',

  198.                                         style: TextStyle(

  199.                                             fontSize: 13,

  200.                                             fontWeight: FontWeight.normal,

  201.                                             color: (isValid ?? false) ? Colors.black54 : Colors.red[600]),

  202.                                       )

  203.                                     : Text(

  204.                                         '',

  205.                                         style: TextStyle(

  206.                                             fontSize: 13,

  207.                                             fontWeight: FontWeight.normal,

  208.                                             color: (isValid ?? false) ? Colors.black54 : Colors.red[600]),

  209.                                       ),

  210.                                 Row(

  211.                                   children: [

  212.                                     Expanded(

  213.                                       child: Validators.stringNotNullOrEmpty(changeSelectedSupply.selectedSupplyName ?? '')

  214.                                           ? Text(changeSelectedSupply.selectedSupplyName ?? '',

  215.                                               style: TextStyle(fontSize: 14.0, color: Colors.black87))

  216.                                           : Text("Tên thương mại*", style: TextStyle(fontSize: 14.0, color: Colors.black54)),

  217.                                     ),

  218.                                     Icon(

  219.                                       Icons.arrow_drop_down,

  220.                                       color: Colors.grey,

  221.                                     ),

  222.                                   ],

  223.                                 )

  224.                               ],

  225.                             )),

  226.                         (isValid ?? false) ? SizedBox() : WidgetErrorTextField()

  227.                       ],

  228.                     );

  229.                   }));

  230.         });

  231.   }

  232. 

  233.   Widget _btnSelectDevice() {

  234.     return GetBuilder<ChangeDevice>(

  235.         init: changeSelectedDevice,

  236.         builder: (data) {

  237.           return TextButton(

  238.               onPressed: () {

  239.                 Navigator.of(context)

  240.                     .push(MaterialPageRoute(

  241.                         builder: (_) => ListDeviceActivity(selectedId: changeSelectedDevice.selectedDeviceId ?? -1), fullscreenDialog: false))

  242.                     .then((value) {

  243.                   if (value != null) {

  244.                     var result = value as Device;

  245.                     changeSelectedDevice.change(result);

  246.                     changeFormField.change(true);

  247.                   }

  248.                 });

  249.               },

  250.               child: Container(

  251.                   padding: EdgeInsets.only(top: 0.0, right: 0.0, bottom: 10.5, left: 0.0),

  252.                   decoration: BoxDecoration(

  253.                     border: kBorderTextField,

  254.                   ),

  255.                   child: Column(

  256.                     crossAxisAlignment: CrossAxisAlignment.start,

  257.                     children: [

  258.                       Validators.stringNotNullOrEmpty(changeSelectedDevice.selectedDeviceName ?? '')

  259.                           ? Text(

  260.                               'Thiết bị',

  261.                               style: TextStyle(fontSize: 13, fontWeight: FontWeight.normal, color: Colors.black54),

  262.                             )

  263.                           : Text(

  264.                               '',

  265.                               style: TextStyle(fontSize: 13, fontWeight: FontWeight.normal, color: Colors.black54),

  266.                             ),

  267.                       Row(

  268.                         children: [

  269.                           GetBuilder<ChangeSupply>(

  270.                               init: changeSelectedSupply,

  271.                               builder: (_) => Expanded(

  272.                                     child: Validators.stringNotNullOrEmpty(changeSelectedDevice.selectedDeviceName ?? '')

  273.                                         ? Text(changeSelectedDevice.selectedDeviceName ?? '', style: TextStyle(fontSize: 14.0, color: Colors.black87))

  274.                                         : Text("Thiết bị", style: TextStyle(fontSize: 14.0, color: Colors.black54)),

  275.                                   )),

  276.                           Icon(

  277.                             Icons.arrow_drop_down,

  278.                             color: Colors.grey,

  279.                           ),

  280.                         ],

  281.                       ),

  282.                     ],

  283.                   )));

  284.         });

  285.   }

  286. 

  287.   Widget _dropdownUnitTypes() {

  288.     return GetBuilder<ChangeUnit>(

  289.         init: changeUnit,

  290.         builder: (data) {

  291.           return DropdownButtonFormField<String>(

  292.             itemHeight: 100,

  293.             value: !Validators.stringNotNullOrEmpty(data.selectedUnit ?? '') ? null : data.selectedUnit,

  294.             items: data.currentUnits!

  295.                 .map((label) => DropdownMenuItem(

  296.                       child: Text(label),

  297.                       value: label,

  298.                     ))

  299.                 .toList(),

  300.             onChanged: (value) {

  301.               var currentQuantity = _quantityController.text;

  302.               num assignValue = currentQuantity.parseDoubleThousand();

  303.               if (assignValue != null) {

  304.                 var oldSelected = data.selectedUnit;

  305.                 if (oldSelected == value) {

  306.                 } else {

  307.                   assignValue = UtilAction.convertUnit(

  308.                     inputValue: assignValue,

  309.                     oldUnit: oldSelected ?? '',

  310.                     newUnit: value ?? '',

  311.                   );

  312.                 }

  313.                 _quantityController.text = assignValue.formatNumtoStringDecimal();

  314.               }

  315.               changeUnit.updateSelected(value ?? '');

  316.             },

  317.           );

  318.         });

  319.   }

  320. 

  321.   _quantityField() {

  322.     return WidgetTextFormFieldNumber(

  323.       hintValue: "Tổng lượng sử dụng *",

  324.       labelText: "Tổng lượng sử dụng *",

  325.       textController: _quantityController,

  326.       validator: (String? value) {

  327.         return Validators.validateNotNullOrEmpty(value ?? '', label_validate_input_empty);

  328.       },

  329.       onChanged: (value) {

  330.         if (!Validators.stringNotNullOrEmpty(value ?? '') &&

  331.             !Validators.stringNotNullOrEmpty(_howToUseController.text) &&

  332.             !Validators.stringNotNullOrEmpty(_dosageController.text) &&

  333.             (Get.find<ChangeSupply>().selectedSupplyId ?? -1) <= 0 &&

  334.             (changeSelectedDevice.selectedDeviceId ?? -1) <= 0) {

  335.           changeFormField.change(false);

  336.         } else {

  337.           changeFormField.change(true);

  338.         }

  339.       },

  340.     );

  341.   }

  342. 

  343.   _buttonInForm() {

  344.     return GetBuilder<ChangeButtonInForm>(

  345.         init: changeButton,

  346.         builder: (_) {

  347.           return Row(

  348.             mainAxisAlignment: MainAxisAlignment.spaceBetween,

  349.             children: [

  350.               _.isEdit ?? false

  351.                   ? TextButton(

  352.                       child: Text("Huỷ"),

  353.                       onPressed: () {

  354.                         changeButton.resetValue();

  355.                         _resetForm();

  356.                         _hidenKeyboard(context);

  357.                       })

  358.                   : SizedBox(),

  359.               _.isEdit ?? false

  360.                   ? Expanded(

  361.                       child: TextButton(

  362.                           onPressed: () {

  363.                             if (_formSupplyKey.currentState!.validate()) {

  364.                               _formSupplyKey.currentState!.save();

  365.                               if ((changeSelectedSupply.selectedSupplyId ?? -1) <= 0) {

  366.                                 changeSelectedSupply.changeValid(false);

  367.                               } else {

  368.                                 changeSelectedSupply.changeValid(true);

  369.                               }

  370.                               var currentSupply = changeSelectedSupply.currentSupply;

  371.                               var currentDevice = changeSelectedDevice.currentDevice;

  372.                               var currentQuantity = _quantityController.text.parseDoubleThousand();

  373.                               if (currentSupply?.id != null && (currentQuantity ?? 0) > 0) {

  374.                                 var quantityWithCurrentSupplyUnit = UtilAction.convertUnit(

  375.                                   inputValue: currentQuantity,

  376.                                   oldUnit: changeUnit.selectedUnit ?? '',

  377.                                   newUnit: changeSelectedSupply.currentSupply?.unit ?? '',

  378.                                 );

  379.                                 SuppliesUsing newSup = SuppliesUsing()

  380.                                   ..dosage = _dosageController.text

  381.                                   ..howToUse = _howToUseController.text

  382.                                   ..quantity = quantityWithCurrentSupplyUnit

  383.                                   ..tbSuppliesInWarehouseId = currentSupply?.id

  384.                                   ..suppliesInWarehouseId = currentSupply?.id

  385.                                   ..supplyName = currentSupply?.tbSuppliesName

  386.                                   ..tbEquipmentOfCustomerId = currentDevice?.id ?? -1

  387.                                   ..equipmentOfCustomerId = currentDevice?.id ?? -1

  388.                                   ..equipmentName = currentDevice?.name ?? ''

  389.                                   ..supplyUnit = currentSupply?.unit

  390.                                   ..unit = currentSupply?.unit;

  391.                                 changeSupplyUsing.editSupply(changeSupplyUsing.currentIndex ?? -1, newSup);

  392.                                 _resetForm();

  393.                                 _hidenKeyboard(context);

  394.                               } else if (currentSupply?.id == null || ((currentQuantity ?? 0) <= 0)) {

  395.                                 Utils.showSnackBarWarning(message: "Vui lòng nhập vật tư và số lượng");

  396.                               }

  397.                             } else {

  398.                               Utils.showSnackBarWarning(message: "Vui lòng nhập vật tư và số lượng");

  399.                               if ((changeSelectedSupply.selectedSupplyId ?? -1) <= 0) {

  400.                                 changeSelectedSupply.changeValid(false);

  401.                               } else {

  402.                                 changeSelectedSupply.changeValid(true);

  403.                               }

  404.                             }

  405.                           },

  406.                           child: Text(

  407.                             "Sửa phân bón",

  408.                             style: TextStyle(color: Colors.blue),

  409.                           )),

  410.                     )

  411.                   : Expanded(

  412.                       child: TextButton(

  413.                           onPressed: () {

  414.                             if (_formSupplyKey.currentState!.validate()) {

  415.                               _formSupplyKey.currentState!.save();

  416.                               if ((changeSelectedSupply.selectedSupplyId ?? -1) <= 0) {

  417.                                 changeSelectedSupply.changeValid(false);

  418.                               } else {

  419.                                 changeSelectedSupply.changeValid(true);

  420.                               }

  421.                               var currentSupply = changeSelectedSupply.currentSupply;

  422.                               var currentDevice = changeSelectedDevice.currentDevice;

  423.                               var currentQuantity = _quantityController.text.parseDoubleThousand();

  424.                               if (currentSupply?.id != null && (currentQuantity ?? 0) > 0) {

  425.                                 var quantityWithCurrentSupplyUnit = UtilAction.convertUnit(

  426.                                   inputValue: currentQuantity,

  427.                                   oldUnit: changeUnit.selectedUnit ?? '',

  428.                                   newUnit: changeSelectedSupply.currentSupply?.unit ?? '',

  429.                                 );

  430.                                 SuppliesUsing newSup = SuppliesUsing()

  431.                                   ..dosage = _dosageController.text

  432.                                   ..howToUse = _howToUseController.text

  433.                                   ..quantity = quantityWithCurrentSupplyUnit

  434.                                   ..tbSuppliesInWarehouseId = currentSupply?.id

  435.                                   ..suppliesInWarehouseId = currentSupply?.id

  436.                                   ..supplyName = currentSupply?.tbSuppliesName

  437.                                   ..supplyUnit = currentSupply?.unit

  438.                                   ..tbEquipmentOfCustomerId = currentDevice?.id ?? -1

  439.                                   ..equipmentOfCustomerId = currentDevice?.id ?? -1

  440.                                   ..equipmentName = currentDevice?.name

  441.                                   ..unit = currentSupply?.unit;

  442.                                 changeSupplyUsing.addSupply(newSup);

  443.                                 _resetForm();

  444.                                 _hidenKeyboard(context);

  445.                               } else if (currentSupply?.id == null || ((currentQuantity ?? 0) <= 0)) {

  446.                                 Utils.showSnackBarWarning(message: "Vui lòng nhập vật tư và số lượng");

  447.                               }

  448.                             } else {

  449.                               Utils.showSnackBarWarning(message: "Vui lòng nhập vật tư và số lượng");

  450.                               if ((changeSelectedSupply.selectedSupplyId ?? -1) <= 0) {

  451.                                 changeSelectedSupply.changeValid(false);

  452.                               } else {

  453.                                 changeSelectedSupply.changeValid(true);

  454.                               }

  455.                               //

  456.                             }

  457.                           },

  458.                           child: Text(

  459.                             "+ Thêm phân bón",

  460.                             style: TextStyle(color: Colors.blue),

  461.                           )),

  462.                     )

  463.             ],

  464.           );

  465.         });

  466.   }

  467. 

  468.   Widget _formEdit() {

  469.     return Form(

  470.       key: _formSupplyKey,

  471.       child: Column(

  472.         children: [

  473.           Container(

  474.             padding: EdgeInsets.all(8.0),

  475.             margin: EdgeInsets.all(8.0),

  476.             decoration: BoxDecoration(

  477.               shape: BoxShape.rectangle,

  478.               borderRadius: BorderRadius.circular(10),

  479.               color: Colors.white,

  480.               border: Border.all(color: Colors.grey),

  481.             ),

  482.             child: Column(

  483.               children: [

  484.                 _btnSelectSubstrates(),

  485.                 TextFormField(

  486.                   keyboardType: TextInputType.text,

  487.                   controller: _dosageController,

  488.                   decoration: InputDecoration(labelText: "Liều lượng sử dụng"),

  489.                   onSaved: (newValue) {},

  490.                   onChanged: (value) {

  491.                     if (!Validators.stringNotNullOrEmpty(_quantityController.text) &&

  492.                         !Validators.stringNotNullOrEmpty(_howToUseController.text) &&

  493.                         !Validators.stringNotNullOrEmpty(value) &&

  494.                         (Get.find<ChangeSupply>().selectedSupplyId ?? -1) <= 0 &&

  495.                         (changeSelectedDevice.selectedDeviceId ?? -1) <= 0) {

  496.                       changeFormField.change(false);

  497.                     } else {

  498.                       changeFormField.change(true);

  499.                     }

  500.                   },

  501.                 ),

  502.                 Row(

  503.                     mainAxisSize: MainAxisSize.min,

  504.                     mainAxisAlignment: MainAxisAlignment.spaceEvenly,

  505.                     crossAxisAlignment: CrossAxisAlignment.center,

  506.                     children: [

  507.                       Expanded(

  508.                         flex: 2,

  509.                         child: Container(

  510.                           height: 82,

  511.                           child: _quantityField(),

  512.                         ),

  513.                       ),

  514.                       SizedBox(

  515.                         width: 16.0,

  516.                       ),

  517.                       Expanded(

  518.                           flex: 1,

  519.                           child: Align(

  520.                             alignment: Alignment.bottomCenter,

  521.                             child: _dropdownUnitTypes(),

  522.                           )),

  523.                     ]),

  524.                 _btnSelectDevice(),

  525.                 TextFormField(

  526.                   keyboardType: TextInputType.text,

  527.                   controller: _howToUseController,

  528.                   decoration: InputDecoration(labelText: "Phương pháp sử dụng"),

  529.                   onSaved: (newValue) {},

  530.                   onChanged: (value) {

  531.                     if (!Validators.stringNotNullOrEmpty(_quantityController.text) &&

  532.                         !Validators.stringNotNullOrEmpty(value) &&

  533.                         !Validators.stringNotNullOrEmpty(_dosageController.text) &&

  534.                         (Get.find<ChangeSupply>().selectedSupplyId ?? -1) <= 0 &&

  535.                         (changeSelectedDevice.selectedDeviceId ?? -1) <= 0) {

  536.                       changeFormField.change(false);

  537.                     } else {

  538.                       changeFormField.change(true);

  539.                     }

  540.                   },

  541.                 ),

  542.               ],

  543.             ),

  544.           ),

  545.           _buttonInForm()

  546.         ],

  547.       ),

  548.     );

  549.   }

  550. 

  551.   _resetForm() {

  552.     changeSupplyUsing.changeIndexEdit(-1);

  553.     changeButton.resetValue();

  554.     _dosageController.text = "";

  555.     _howToUseController.text = "";

  556.     _quantityController.text = "";

  557.     changeUnit.initValue();

  558.     changeSelectedSupply.initValue();

  559.     changeSelectedDevice.initValue();

  560.     changeFormField.change(false);

  561.   }

  562. 

  563.   _hidenKeyboard(BuildContext context) {

  564.     FocusScopeNode currentFocus = FocusScope.of(context);

  565.     if (!currentFocus.hasPrimaryFocus) {

  566.       currentFocus.unfocus();

  567.     }

  568.   }

  569. 

  570.   @override

  571.   Widget build(BuildContext context) {

  572.     return Column(

  573.       children: [

  574.         Padding(

  575.           padding: const EdgeInsets.all(8.0),

  576.           child: Align(

  577.             alignment: Alignment.centerLeft,

  578.             child: Text(

  579.               'Phân bón',

  580.               style: TextStyle(color: Colors.black54, fontSize: 14),

  581.             ),

  582.           ),

  583.         ),

  584.         _buildListSupply(),

  585.         SizedBox(

  586.           height: 8.0,

  587.         ),

  588.         _formEdit(),

  589.         SizedBox(

  590.           height: 8.0,

  591.         ),

  592.       ],

  593.     );

  594.   }

  595. }