import 'dart:convert';

import 'package:auto_size_text/auto_size_text.dart';
import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import 'package:bookatanker/supplier/order_details.dart';

import '../common/settings.dart';
import 'supplier_orders_model.dart';

class OrderRequestsPage extends StatefulWidget {
  const OrderRequestsPage({super.key});

  @override
  State<OrderRequestsPage> createState() => _OrderRequestsPageState();
}

class _OrderRequestsPageState extends State<OrderRequestsPage> {
  bool isSupplierOrdersDataLoading = false;
  List<SupplierOrdersModel> supplierOrdersList = [];
  List<SupplierOrdersModel> acceptedOrders = [];
  List<SupplierOrdersModel> acceptedByUserOrders = [];
  List<SupplierOrdersModel> rejectedOrders = [];

  void groupOrdersByStatus() {
    acceptedOrders = supplierOrdersList
        .where((order) => order.status == "accept") // adjust field name
        .toList();

    acceptedByUserOrders = supplierOrdersList
        .where(
            (order) => order.status == "accepted_by_user") // adjust field name
        .toList();
    rejectedOrders = supplierOrdersList
        .where(
            (order) => order.status == "rejected_by_user") // adjust field name
        .toList();
  }

  @override
  void initState() {
    // TODO: implement initState
    super.initState();
    getAcceptedOrdersFromSupplier();
  }

  Future<void> getAcceptedOrdersFromSupplier() async {
    isSupplierOrdersDataLoading = true;
    var response1 = await AppSettings.getAcceptedOrdersDataFromSupplier();
    var json = jsonDecode(response1);

    setState(() {
      supplierOrdersList = (json['data'] as List)
          .map((model) => SupplierOrdersModel.fromJson(model))
          .toList();
      groupOrdersByStatus();
      isSupplierOrdersDataLoading = false;
    });
  }

  String getOrderTimeOnly(String orderTimeStr) {
    if (orderTimeStr.isEmpty) return "";

    try {
      final format = DateFormat("dd-MM-yyyy HH:mm");
      final orderTime = format.parse(orderTimeStr);
      final now = DateTime.now();
      final difference = now.difference(orderTime);

      if (difference.inDays < 2) {
        return "New";
      } else if (difference.inDays < 10) {
        final remaining = 10 - difference.inDays;
        return "Expires in ${remaining}d";
      } else {
        return "Expired";
      }
    } catch (e) {
      return "";
    }
  }

  showRejectOrdersDialog(var object) async {

    return showDialog(
      context: context,
      barrierDismissible: false,
      builder: (BuildContext context) {
        return StatefulBuilder(
            builder: (BuildContext context, StateSetter setState) {
              return AlertDialog(
                backgroundColor: Color(0XFFFFFFFF),// Set your desired background color
                shape: RoundedRectangleBorder(
                  borderRadius: BorderRadius.circular(12), // Optional: Rounded corners
                ),
                title:  Center(
                  child: Text('Reject Order Request' ,style: fontTextStyle(16,Color(0XFF3B3B3B),FontWeight.w600),),
                ),
                content: SingleChildScrollView(
                  child: ListBody(
                    children: <Widget>[
                      Container(
                        child: Text('Do u want to reject order request',style: fontTextStyle(14,Color(0XFF101214),FontWeight.w600),),
                      ),
                    ],
                  ),
                ),
                actions: <Widget>[
                  Center(
                    child: Row(
                      mainAxisSize: MainAxisSize.min,
                      children: [
                        Expanded(child: GestureDetector(
                          onTap: (){
                            Navigator.pop(context);
                          },
                          child: Container(
                            decoration: BoxDecoration(
                                shape: BoxShape.rectangle,
                                color: Color(0XFFFFFFFF),
                                border: Border.all(
                                    width: 1,
                                    color: Color(0XFF1D7AFC)),
                                borderRadius: BorderRadius.circular(
                                  12,
                                )),
                            alignment: Alignment.center,
                            child: Visibility(
                              visible: true,
                              child: Padding(
                                padding: EdgeInsets.fromLTRB(16,12,16,12),
                                child: Text('Cancel', style: fontTextStyle(12, Color(0XFF1D7AFC), FontWeight.w600)),
                              ),
                            ),
                          ),
                        ),),
                        SizedBox(width:MediaQuery.of(context).size.width * .016,),
                        Expanded(child: GestureDetector(
                            onTap: ()async{
                              var payload = <String, dynamic>{};
                              payload["supplierId"] = object.supplierId;
                              payload["action"] = 'reject';
                              payload["paymentId"] = '';

                              try {
                                bool status = await AppSettings.acceptOrderRequests(payload, object.dbId);

                                if (!mounted) return;

                                if (status) {
                                  AppSettings.longSuccessToast('Rejected');
                                  Navigator.pop(context);
                                  getAcceptedOrdersFromSupplier();
                                } else {
                                  AppSettings.longFailedToast('Failed to reject order request');
                                }
                              } catch (e) {
                                AppSettings.longFailedToast('Error: $e');
                              }
                            },
                            child: Container(
                              decoration: BoxDecoration(
                                  shape: BoxShape.rectangle,
                                  color: Color(0XFFE2483D),
                                  border: Border.all(
                                      width: 1,
                                      color: Color(0XFFE2483D)),
                                  borderRadius: BorderRadius.circular(
                                    12,
                                  )),
                              alignment: Alignment.center,
                              child: Visibility(
                                visible: true,
                                child: Padding(
                                  padding: EdgeInsets.fromLTRB(16,12,16,12),
                                  child: Text(
                                      'Reject',
                                      style: fontTextStyle(
                                          12,
                                          Color(0XFFFFFFFF),
                                          FontWeight.w600)),
                                ),
                              ),
                            )
                        ),)


                      ],
                    ),
                  ),
                ],
              );
            });
      },
    );
  }

  Widget orderCard(SupplierOrdersModel order) {
    final orderDateTime = "${order.acceptedTime}".trim();
    final statusTime = getOrderTimeOnly(orderDateTime);

    // status badge color
    Color statusColor = Color(0xFF1D7AFC);
    if (statusTime == "Expired")
      statusColor = Color(0xFF757575);
    else if (statusTime == "New")
      statusColor = Color(0XFF1D7AFC);
    else if (statusTime.endsWith("m")) statusColor = Color(0XFFE56910);

    return Padding(
      padding: EdgeInsets.all(10),
      child: Container(
        decoration: BoxDecoration(
          color: Color(0XFFFFFFFF), // Same as Card color
          borderRadius: BorderRadius.circular(12), // Rounded corners
          border: Border.all(
            color: Color(0XFF9F9F9F), // Border color
            width: 0.5, // Border width
          ),
        ),
        //color: Color(0XFFFFFFFF),
        child: Padding(
            padding: EdgeInsets.all(16),
            child: Column(
              mainAxisSize: MainAxisSize.min,
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Visibility(
                      visible: order.supplierName != '',
                      child: Text(
                        order.supplierName,
                        style: fontTextStyle(
                            14, Color(0XFF343637), FontWeight.w600),
                      ),
                    ),
                    Visibility(
                      visible: statusTime.isNotEmpty,
                      child: Padding(
                        padding: const EdgeInsets.only(top: 4.0, bottom: 4.0),
                        child: Container(
                          padding:
                              EdgeInsets.symmetric(horizontal: 6, vertical: 2),
                          decoration: BoxDecoration(
                            color: statusColor,
                            borderRadius: BorderRadius.circular(4),
                          ),
                          child: Text(
                            statusTime,
                            style: fontTextStyle(
                                10, Colors.white, FontWeight.w500),
                          ),
                        ),
                      ),
                    ),
                  ],
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Visibility(
                      visible: order.displayAddress != '',
                      child: Text(
                        order.displayAddress,
                        style: fontTextStyle(
                            10, Color(0XFF646566), FontWeight.w400),
                      ),
                    ),
                    Visibility(
                      visible: order.date != '',
                      child: Text(
                        order.date + ' ' + order.time,
                        style: fontTextStyle(
                            9, Color(0XFF646566), FontWeight.w400),
                      ),
                    ),
                  ],
                ),
                SizedBox(
                  height: MediaQuery.of(context).size.height * .012,
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Column(
                      crossAxisAlignment: CrossAxisAlignment.start,
                      mainAxisAlignment: MainAxisAlignment.start,
                      children: [
                        Container(
                          padding:
                              EdgeInsets.symmetric(horizontal: 4, vertical: 2),
                          decoration: BoxDecoration(
                            color: order.typeofwater.toString().toLowerCase() ==
                                    'bore water'
                                ? Color(0xFF8877DD)
                                : Color(0xFFCA86B0),
                            borderRadius: BorderRadius.circular(4),
                            border: Border.all(
                              width: 1,
                              color:
                                  order.typeofwater.toString().toLowerCase() ==
                                          'bore water'
                                      ? Color(0xFF8877DD)
                                      : Color(0xFFCA86B0),
                            ),
                          ),
                          child: AutoSizeText(
                            capitalizeFirst(order.typeofwater),
                            maxLines: 1,
                            overflow: TextOverflow.ellipsis,
                            style: fontTextStyle(
                                12, Color(0xFFFFFFFF), FontWeight.w400),
                          ),
                        ),
                        Row(
                          children: [
                            Text(
                              '₹' +
                                  AppSettings.formDouble(order.quotedAmount) +
                                  '/',
                              style: fontTextStyle(
                                  20, Color(0XFF515253), FontWeight.w600),
                            ),
                            Text(
                              order.capacity,
                              style: fontTextStyle(
                                  12, Color(0XFF2D2E30), FontWeight.w600),
                            )
                          ],
                        ),
                      ],
                    ),
                    Row(
                      children: [
                        GestureDetector(
                          onTap: statusTime == "Expired"
                              ? null
                              : () {
                            showRejectOrdersDialog(order);
                                },
                          child: ColorFiltered(
                            colorFilter: statusTime == "Expired"
                                ? ColorFilter.mode(
                                    Color(0XFF9F9F9F), BlendMode.srcIn)
                                : ColorFilter.mode(
                                    Colors.transparent, BlendMode.multiply),
                            child: Image.asset(
                              'images/wrong_button.png',
                              width: 44,
                              height: 44,
                            ),
                          ),
                        ),
                        SizedBox(
                          width: MediaQuery.of(context).size.width * .012,
                        ),
                        GestureDetector(
                          onTap: statusTime == "Expired"
                              ? null
                              : () {
                                  //showAcceptOrdersDialog(order);

                                  Navigator.push(
                                                         context,
                                                         MaterialPageRoute(
                                                           builder: (context) => OrderDetails(
                                                             supplierDetails: order,
                                                           ),
                                                         ),
                                                       );
                                },
                          child: ColorFiltered(
                            colorFilter: statusTime == "Expired"
                                ? ColorFilter.mode(
                                    Color(0XFF9F9F9F), BlendMode.srcIn)
                                : ColorFilter.mode(
                                    Colors.transparent, BlendMode.multiply),
                            child: Image.asset(
                              'images/right_button.png',
                              width: 44,
                              height: 44,
                            ),
                          ),
                        ),
                      ],
                    )
                  ],
                )
              ],
            )),
      ),
    );
  }

  Widget acceptedOrdersCard(SupplierOrdersModel order) {
    final orderDateTime = "${order.acceptedTime}".trim();
    final statusTime = getOrderTimeOnly(orderDateTime);

    // status badge color
    Color statusColor = Color(0xFF1D7AFC);
    if (statusTime == "Expired")
      statusColor = Color(0xFF757575);
    else if (statusTime == "New")
      statusColor = Color(0XFF1D7AFC);
    else if (statusTime.endsWith("m")) statusColor = Color(0XFFE56910);

    return Padding(
      padding: EdgeInsets.all(10),
      child: Container(
        decoration: BoxDecoration(
          color: Color(0XFFFFFFFF), // Same as Card color
          borderRadius: BorderRadius.circular(12), // Rounded corners
          border: Border.all(
            color: Color(0XFF9F9F9F), // Border color
            width: 0.5, // Border width
          ),
        ),
        //color: Color(0XFFFFFFFF),
        child: Padding(
            padding: EdgeInsets.all(16),
            child: Column(
              mainAxisSize: MainAxisSize.min,
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Visibility(
                      visible: order.supplierName != '',
                      child: Text(
                        order.supplierName,
                        style: fontTextStyle(
                            14, Color(0XFF343637), FontWeight.w600),
                      ),
                    ),
                    Visibility(
                      visible: order.date != '',
                      child: Text(
                        order.date + ' ' + order.time,
                        style: fontTextStyle(
                            9, Color(0XFF646566), FontWeight.w400),
                      ),
                    ),
                  ],
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Visibility(
                      visible: order.displayAddress != '',
                      child: Text(
                        order.displayAddress,
                        style: fontTextStyle(
                            10, Color(0XFF646566), FontWeight.w400),
                      ),
                    ),
                    Row(
                      children: [
                        Image.asset(
                          'images/paid.png',
                          fit: BoxFit.cover,
                          width:
                          16, // Match the diameter of the CircleAvatar
                          height: 16,
                        ),
                        SizedBox(
                          width:
                          MediaQuery.of(context).size.width *
                              .004,
                        ),
                        Text(capitalizeFirst('Paid'), style: fontTextStyle(12, Color(0XFF515253), FontWeight.w400)),
                        SizedBox(
                          width: MediaQuery.of(context).size.width * .012,
                        ),
                        Text(
                          '₹' + AppSettings.formDouble(order.advancePaid),
                          style: fontTextStyle(
                              12,
                              Color(0XFF515253),
                              FontWeight.w400),
                        ),
                      ],
                    )
                  ],
                ),
                SizedBox(
                  height: MediaQuery.of(context).size.height * .004,
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Expanded(
                      child: Column(
                        crossAxisAlignment: CrossAxisAlignment.start,
                        mainAxisAlignment: MainAxisAlignment.start,
                        children: [
                          Row(
                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
                            children: [
                              Container(
                                padding: EdgeInsets.symmetric(horizontal: 4, vertical: 2),
                                decoration: BoxDecoration(
                                  color: order.typeofwater.toString().toLowerCase() == 'bore water'
                                      ? Color(0xFF8877DD)
                                      : Color(0xFFCA86B0),
                                  borderRadius: BorderRadius.circular(4),
                                  border: Border.all(
                                    width: 1,
                                    color: order.typeofwater.toString().toLowerCase() == 'bore water'
                                        ? Color(0xFF8877DD)
                                        : Color(0xFFCA86B0),
                                  ),
                                ),
                                child: AutoSizeText(
                                  capitalizeFirst(order.typeofwater),
                                  maxLines: 1,
                                  overflow: TextOverflow.ellipsis,
                                  style: fontTextStyle(12, Color(0xFFFFFFFF), FontWeight.w400),
                                ),
                              ),
                              Row(
                                children: [
                                  Image.asset(
                                    'images/warning.png',
                                    fit: BoxFit.cover,
                                    width:
                                    16, // Match the diameter of the CircleAvatar
                                    height: 16,
                                  ),
                                  SizedBox(
                                    width:
                                    MediaQuery.of(context).size.width *
                                        .004,
                                  ),
                                  Text(capitalizeFirst('Due'), style: fontTextStyle(12, Color(0XFF515253), FontWeight.w400)),
                                  SizedBox(
                                    width: MediaQuery.of(context).size.width * .012,
                                  ),
                                  Text(
                                    '₹' + AppSettings.formDouble(order.advancePaid),
                                    style: fontTextStyle(
                                        12,
                                        Color(0XFF515253),
                                        FontWeight.w400),
                                  ),
                                ],
                              )
                            ],
                          ),
                          Row(
                            children: [
                              Text(
                                '₹' + AppSettings.formDouble(order.quotedAmount) + '/',
                                style: fontTextStyle(20, Color(0XFF515253), FontWeight.w600),
                              ),
                              Text(
                                order.capacity,
                                style: fontTextStyle(12, Color(0XFF2D2E30), FontWeight.w600),
                              ),
                            ],
                          ),
                        ],
                      ),
                    ),
                  ],
                )
              ],
            )),
      ),
    );
  }

  Widget rejectedOrdersCard(SupplierOrdersModel order) {
    final orderDateTime = "${order.acceptedTime}".trim();
    final statusTime = getOrderTimeOnly(orderDateTime);

    // status badge color
    Color statusColor = Color(0xFF1D7AFC);
    if (statusTime == "Expired")
      statusColor = Color(0xFF757575);
    else if (statusTime == "New")
      statusColor = Color(0XFF1D7AFC);
    else if (statusTime.endsWith("m")) statusColor = Color(0XFFE56910);

    return Padding(
      padding: EdgeInsets.all(10),
      child: Container(
        decoration: BoxDecoration(
          color: Color(0XFFFFFFFF), // Same as Card color
          borderRadius: BorderRadius.circular(12), // Rounded corners
          border: Border.all(
            color: Color(0XFF9F9F9F), // Border color
            width: 0.5, // Border width
          ),
        ),
        //color: Color(0XFFFFFFFF),
        child: Padding(
            padding: EdgeInsets.all(16),
            child: Column(
              mainAxisSize: MainAxisSize.min,
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Visibility(
                      visible: order.supplierName != '',
                      child: Text(
                        order.supplierName,
                        style: fontTextStyle(
                            14, Color(0XFF343637), FontWeight.w600),
                      ),
                    ),
                    Visibility(
                      visible: order.date != '',
                      child: Text(
                        order.date + ' ' + order.time,
                        style: fontTextStyle(
                            9, Color(0XFF646566), FontWeight.w400),
                      ),
                    ),
                  ],
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Visibility(
                      visible: order.displayAddress != '',
                      child: Text(
                        order.displayAddress,
                        style: fontTextStyle(
                            10, Color(0XFF646566), FontWeight.w400),
                      ),
                    ),
                  ],
                ),
                SizedBox(
                  height: MediaQuery.of(context).size.height * .004,
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    Expanded(
                      child: Column(
                        crossAxisAlignment: CrossAxisAlignment.start,
                        mainAxisAlignment: MainAxisAlignment.start,
                        children: [
                          Row(
                            mainAxisAlignment: MainAxisAlignment.spaceBetween,
                            children: [
                              Container(
                                padding: EdgeInsets.symmetric(horizontal: 4, vertical: 2),
                                decoration: BoxDecoration(
                                  color: order.typeofwater.toString().toLowerCase() == 'bore water'
                                      ? Color(0xFF8877DD)
                                      : Color(0xFFCA86B0),
                                  borderRadius: BorderRadius.circular(4),
                                  border: Border.all(
                                    width: 1,
                                    color: order.typeofwater.toString().toLowerCase() == 'bore water'
                                        ? Color(0xFF8877DD)
                                        : Color(0xFFCA86B0),
                                  ),
                                ),
                                child: AutoSizeText(
                                  capitalizeFirst(order.typeofwater),
                                  maxLines: 1,
                                  overflow: TextOverflow.ellipsis,
                                  style: fontTextStyle(12, Color(0xFFFFFFFF), FontWeight.w400),
                                ),
                              ),
                            ],
                          ),
                          Row(
                            children: [
                              Text(
                                '₹' + AppSettings.formDouble(order.quotedAmount) + '/',
                                style: fontTextStyle(20, Color(0XFF515253), FontWeight.w600),
                              ),
                              Text(
                                order.capacity,
                                style: fontTextStyle(12, Color(0XFF2D2E30), FontWeight.w600),
                              ),
                            ],
                          ),
                        ],
                      ),
                    ),
                  ],
                )
              ],
            )),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Color(0XFFFFFFFF),
      appBar:
          AppSettings.supplierAppBarWithoutActions('Order Requests', context),
      body: Center(
        child: isSupplierOrdersDataLoading
            ? Center(
                child: CircularProgressIndicator(
                  color: primaryColor,
                  strokeWidth: 5.0,
                ),
              )
            : supplierOrdersList.length != 0
                ? Column(
                    children: [
                      Expanded(
                        child: ListView(
                          children: [
                            // Accepted by User Orders
                            if (acceptedByUserOrders.isNotEmpty) ...[
                              Padding(
                                padding: EdgeInsets.all(10),
                                child: Text(
                                  "ACCEPTED REQUESTS",
                                  style: fontTextStyle(
                                      10, Color(0XFF646566), FontWeight.w400),
                                ),
                              ),
                              ...acceptedByUserOrders
                                  .map((order) => acceptedOrdersCard(order))
                                  .toList(),
                            ],

                            // Group acceptedOrders
                            if (acceptedOrders.isNotEmpty) ...[
                              // Active / New Orders
                              if (acceptedOrders.any((o) =>
                                  getOrderTimeOnly(o.acceptedTime) !=
                                  "Expired")) ...[
                                Padding(
                                  padding: EdgeInsets.all(10),
                                  child: Text(
                                    "NEW REQUESTS",
                                    style: fontTextStyle(
                                        10, Color(0XFF646566), FontWeight.w400),
                                  ),
                                ),
                                ...acceptedOrders
                                    .where((o) =>
                                        getOrderTimeOnly(o.acceptedTime) !=
                                        "Expired")
                                    .map((order) => orderCard(order))
                                    .toList(),
                              ],

                              // Expired Orders
                              if (acceptedOrders.any((o) =>
                                  getOrderTimeOnly(o.acceptedTime) ==
                                  "Expired")) ...[
                                Padding(
                                  padding: EdgeInsets.all(10),
                                  child: Text(
                                    "EXPIRED REQUESTS",
                                    style: fontTextStyle(
                                        10, Color(0XFF646566), FontWeight.w400),
                                  ),
                                ),
                                ...acceptedOrders
                                    .where((o) =>
                                        getOrderTimeOnly(o.acceptedTime) ==
                                        "Expired")
                                    .map((order) => orderCard(order))
                                    .toList(),
                              ],
                            ],

                            //rejected orders]
                            if (rejectedOrders.isNotEmpty) ...[
                              Padding(
                                padding: EdgeInsets.all(10),
                                child: Text(
                                  "REJECTED REQUESTS",
                                  style: fontTextStyle(
                                      10, Color(0XFF646566), FontWeight.w400),
                                ),
                              ),
                              ...rejectedOrders
                                  .map((order) => rejectedOrdersCard(order))
                                  .toList(),
                            ],
                          ],
                        ),
                      ),
                      SizedBox(
                        height: MediaQuery.of(context).size.height * .010,
                      ),
                    ],
                  )
                : Center(
                    child: Text(
                      'No Data Available',
                      style:
                          fontTextStyle(12, Color(0XFF000000), FontWeight.w500),
                    ),
                  ),
      ),
    );
  }
}