@props([
'name',
'options' => [],
'selected' => null,
'multiple' => false,
'placeholder' => null,
'required' => false,
'disabled' => false,
])

@php
    // Handle multiple select
    if ($multiple) {
        $selectedValues = is_array(old($name))
            ? old($name)
            : (is_array($selected) ? $selected : []);

        // Convert all to strings for comparison
        $selectedValues = array_map('strval', $selectedValues);
    } else {
        // For single select, prioritize old input
        if (old($name) !== null) {
            $selectedValue = old($name);
        } elseif ($selected !== null) {
            $selectedValue = $selected;
        } else {
            $selectedValue = null;
        }
    }

    // Check if options is a 2D array (has optgroups)
    $hasOptgroups = false;
    if (!empty($options)) {
        $firstKey = array_key_first($options);
        $firstValue = $options[$firstKey];
        $hasOptgroups = is_array($firstValue) && !is_numeric($firstKey);
    }
@endphp

<select
    name="{{ $multiple ? $name . '[]' : $name }}"
    id="{{ $attributes->get('id', $name) }}"
    {{ $attributes->merge(['class' => 'form-select']) }}
    @if($multiple) multiple @endif
    @if($required) required @endif
    @if($disabled) disabled @endif
>
    @if($placeholder && !$multiple)
        <option value="">{{ $placeholder }}</option>
    @endif

    @if($hasOptgroups)
        {{-- Render with optgroups --}}
        @foreach($options as $groupLabel => $groupOptions)
            @if(is_array($groupOptions))
                <optgroup label="{{ $groupLabel }}">
                    @foreach($groupOptions as $value => $label)
                        <option
                            value="{{ $value }}"
                            @if($multiple)
                            @selected(in_array((string) $value, $selectedValues))
                            @else
                            @selected((string) $value === (string) $selectedValue)
                            @endif
                        >
                            {{ $label }}
                        </option>
                    @endforeach
                </optgroup>
            @endif
        @endforeach
    @else
        {{-- Render flat options --}}
        @foreach($options as $value => $label)
            <option
                value="{{ $value }}"
                @if($multiple)
                @selected(in_array((string) $value, $selectedValues))
                @else
                @selected((string) $value === (string) $selectedValue)
                @endif
            >
                {{ $label }}
            </option>
        @endforeach
    @endif
</select>