import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:get/get.dart';

import '../../constant/links.dart';
import '../functions/crud.dart';

class RideLookupController extends GetxController {
  final TextEditingController phoneCtrl = TextEditingController();

  bool isLoading = false;
  Map<String, dynamic>? passenger; // {id, first_name, last_name, phone}
  Map<String, dynamic>? ride; // Ride details

  // Status filter for the search tab
  String currentStatusFilter = '';

  // Whitelist of allowed statuses for the Update Dropdown
  // UPDATED: Matches the exact types you requested
  final List<String> statusOptions = const [
    'Pending',
    'Accepted',
    'EnRoute',
    'Arrived',
    'Started',
    'Completed',
    'Canceled',
  ];

  String? selectedStatus;

  // Hydrate dropdown value from the current ride data
  void hydrateSelectedFromRide() {
    final cur = (ride?['status'] ?? '') as String;
    selectedStatus = statusOptions.contains(cur) ? cur : null;
    update();
  }

  Future<bool> updateRideStatus({String? note}) async {
    if (ride == null) return false;
    if (selectedStatus == null || selectedStatus!.isEmpty) return false;

    isLoading = true;
    update();

    try {
      final res = await CRUD().post(
        link: AppLink.admin_update_ride_status,
        payload: {
          'id': "${ride!['id']}",
          'status': selectedStatus!,
          if (note != null && note.trim().isNotEmpty) 'reason': note.trim(),
        },
      );

      final d = jsonDecode(res);
      final ok = (d['status'] == 'success');

      if (ok) {
        // Update local ride details from response
        final updated = (d['message'] ?? d)['ride'];
        if (updated != null) {
          ride = Map<String, dynamic>.from(updated);
        }
        update();
        return true;
      } else {
        return false;
      }
    } catch (_) {
      return false;
    } finally {
      isLoading = false;
      update();
    }
  }

  // Updated to accept status filter
  Future<bool> searchLatest({String? status}) async {
    final phone = phoneCtrl.text.trim();

    // If status is passed, update the current filter
    if (status != null) {
      currentStatusFilter = status;
    }

    // If phone is empty, we stop unless your API supports fetching "latest of all users"
    if (phone.isEmpty) {
      return false;
    }

    isLoading = true;
    update();

    try {
      final res = await CRUD().post(
        link: AppLink.admin_get_rides_by_phone,
        payload: {
          'phone': phone,
          // If filter is 'All', send empty string to PHP, otherwise send the exact status
          'status': currentStatusFilter == 'All' ? '' : currentStatusFilter,
        },
      );

      final d = res;

      if (d['status'] == 'success') {
        passenger = (d['message'] ?? d)['passenger'];
        ride = (d['message'] ?? d)['ride'];

        // Hydrate the dropdown for the update section based on the fetched ride
        hydrateSelectedFromRide();

        update();
        return true;
      } else {
        passenger = null;
        ride = null;
        update();
        return false;
      }
    } catch (_) {
      passenger = null;
      ride = null;
      update();
      return false;
    } finally {
      isLoading = false;
      update();
    }
  }

  String rideHeader() {
    if (ride == null) return '';
    final id = ride!['id'] ?? '';
    final st = (ride!['status'] ?? '—').toString();
    return "Ride #$id — $st";
  }
}