import 'package:flutter/material.dart';
import 'package:generp/Notifiers/GeneratorDetailsProvider.dart';
import 'package:provider/provider.dart';
import 'package:qr_code_scanner/qr_code_scanner.dart';

import '../../Notifiers/HomeScreenNotifier.dart';
import '../../Notifiers/InventoryProvider.dart';
import '../../Utils/app_colors.dart';
import '../../Utils/commonWidgets.dart';
class Scanentergeneratoridscreen extends StatefulWidget {
  final from;
  const Scanentergeneratoridscreen({super.key,required this.from});

  @override
  State<Scanentergeneratoridscreen> createState() => _ScanentergeneratoridscreenState();
}

class _ScanentergeneratoridscreenState extends State<Scanentergeneratoridscreen> {
  FocusNode genIDFocusNode = FocusNode();

  TextEditingController genIDcontroller = TextEditingController();


  @override
  void initState() {
    // TODO: implement initState
    super.initState();
    WidgetsBinding.instance.addPostFrameCallback((_) {
      var provider = Provider.of<Generatordetailsprovider>(
        context,
        listen: false,
      );
      provider.initialFunction(widget.from);
      provider.checkPermission1();
      provider.requestCameraPermission();
      if(widget.from=="Tag Location"){
        provider.checkLocationPermission1();
        provider.getLocationPermission(context);
      }

    });
  }



  @override
  Widget build(BuildContext context) {
    return Consumer<Generatordetailsprovider>(
      builder: (context, provider, child) {
        return WillPopScope(
          onWillPop: () => onBackPressed(context),
          child: Scaffold(
            resizeToAvoidBottomInset: true,
            backgroundColor: AppColors.scaffold_bg_color,
            appBar: appbar(context, "${widget.from}"),
            body: Container(
              decoration: BoxDecoration(color: Colors.black),
              child: Column(
                children: [
                  Spacer(),
                  SizedBox(
                    height: 250,

                    child: QRView(

                      key: provider.scannerKey,
                      onQRViewCreated: (p0) {
                        provider.onQRViewCreated(p0, provider.title, context);
                      },
                      formatsAllowed: [BarcodeFormat.qrcode],
                      cameraFacing: CameraFacing.back,
                      overlay: QrScannerOverlayShape(

                        borderColor: AppColors.app_blue,
                        borderRadius: 20,
                        borderLength: 60,
                        borderWidth: 10,
                        cutOutSize: 250.0,
                      ),
                    ),
                  ),
                  SizedBox(height: 25),
                  Text(
                    "Scan QR",
                    textAlign: TextAlign.center,
                    style: TextStyle(fontSize: 18,fontFamily: "JakartaMedium", color: Colors.white),
                  ),
                  Text(
                    provider.subTitle,
                    textAlign: TextAlign.center,
                    style: TextStyle(fontSize: 14, color: Colors.white),
                  ),
                  Spacer(),
                  Text(
                    "or",
                    textAlign: TextAlign.center,
                    style: TextStyle(fontSize: 18,
                        fontFamily: "JakartaMedium",color: Colors.white),
                  ),
                  InkResponse(
                    onTap: () async {
                      _showgenIdBottomSheet(context);
                    },
                    child: Text(
                      "Tap to Enter Generator ID",
                      textAlign: TextAlign.center,
                      style: TextStyle(fontSize: 18,
                          fontFamily: "JakartaMedium",
                          color: AppColors.app_blue),
                    ),
                  ),
                  SizedBox(height: 50),
                ],
              ),
            ),
          ),
        );
      },
    );
  }

  Future<void> _showgenIdBottomSheet(BuildContext context) {
    return showModalBottomSheet(
      useSafeArea: true,
      isDismissible: true,
      isScrollControlled: true,
      showDragHandle: true,
      useRootNavigator: true,
      enableDrag: true,
      context: context,
      builder: (context) {
        return StatefulBuilder(
          builder: (context, setState) {
            return SafeArea(
              child: Padding(
                padding: EdgeInsets.only(
                  bottom:
                  MediaQuery.of(
                    context,
                  ).viewInsets.bottom, // This handles keyboard
                ),
                child: Container(
                  margin: EdgeInsets.only(
                    bottom: 15,
                    left: 15,
                    right: 15,
                    top: 30,
                  ),

                  child: Consumer2<Generatordetailsprovider, HomescreenNotifier>(
                    builder: (context, provider, homeProvider, child) {
                      return SingleChildScrollView(
                        child: Column(
                          mainAxisSize: MainAxisSize.min,
                          children: [
                            Container(
                              padding: EdgeInsets.symmetric(horizontal: 10,vertical: 5),
                              alignment: Alignment.topLeft,
                              child: Text(
                                "Generator ID",
                                style: TextStyle(
                                  color: AppColors.semi_black,
                                  fontFamily: "JakartaMedium",
                                  fontSize: 14,
                                ),
                              ),
                            ),
                            Container(
                              height: 48,
                              alignment: Alignment.center,
                              decoration: BoxDecoration(
                                color: AppColors.text_field_color,
                                borderRadius: BorderRadius.circular(14),
                                border:
                                genIDFocusNode.hasFocus
                                    ? Border.all(
                                  color: AppColors.app_blue,
                                  width: 0.5,
                                )
                                    : null,
                              ),
                              //  alignment: Alignment.center,
                              margin: EdgeInsets.only(left: 5.0, right: 5.0),
                              child: Padding(
                                padding: const EdgeInsets.fromLTRB(
                                  10.0,
                                  0.0,
                                  15,
                                  0,
                                ),
                                child: TextField(
                                  controller: genIDcontroller,
                                  keyboardType: TextInputType.text,

                                  textCapitalization: TextCapitalization.characters,
                                  focusNode: genIDFocusNode,
                                  style: TextStyle(fontSize: 14),
                                  onChanged: (value) {},
                                  onTapOutside: (event) {
                                    // Handle onTapOutside
                                    FocusScope.of(context).unfocus();
                                  },
                                  decoration: InputDecoration(
                                    isDense: true,
                                    hintStyle: TextStyle(
                                      color: Color(0xFF818181),
                                      fontSize: 14,
                                    ),
                                    //contentPadding: EdgeInsets.fromLTRB(5.0, 10.0, 5.0, 10.0),
                                    enabledBorder: InputBorder.none,
                                    focusedBorder: InputBorder.none,
                                    hintText: 'Enter Generator ID',
                                  ),
                                ),
                              ),
                            ),
                            SizedBox(height: 15,),
                            InkWell(
                              onTap: () {
                                switch(widget.from){
                                  case "Generator Details":
                                    provider.LoadgeneratorDetailsApifunction(
                                      homeProvider,
                                      context,
                                      widget.from,
                                      genIDcontroller.text,
                                    );
                                    break;
                                  case "Register Complaint":
                                    provider.LoadgeneratorDetailsApifunction(
                                      homeProvider,
                                      context,
                                      widget.from,
                                      genIDcontroller.text,
                                    );
                                    break;
                                  case "Tag Location":
                                    provider.TagLocationAPIFunction(homeProvider, context, genIDcontroller.text);
                                    break;
                                  case "Tag Generator":
                                    provider.showTagGeneratorBottomSheet(context, genIDcontroller.text);

                                    break;
                                  default:
                                    break;
                                }

                              },
                              child: Container(
                                alignment: Alignment.center,
                                height: 45,
                                margin: EdgeInsets.only(
                                  left: 5.0,
                                  right: 5.0,
                                  top: 5.0,
                                  bottom: 5.0,
                                ),
                                decoration: BoxDecoration(
                                  color: AppColors.app_blue, //1487C9
                                  borderRadius: BorderRadius.circular(15.0),
                                ),
                                child: Center(
                                  child: Text(
                                    "Submit",
                                    textAlign: TextAlign.center,
                                    style: TextStyle(color: Colors.white,
                                    fontFamily: "JakartaMedium",
                                      fontSize: 16
                                    ),
                                  ),
                                ),
                              ),
                            ),
                          ],
                        ),
                      );
                    },
                  ),
                ),
              ),
            );
          },
        );
      },
    );
  }


}