<?php

namespace App\Livewire;

use Livewire\Component;

class BoardDispatcher extends Component
{
    public array $lists = [];

    public function mount()
    {
        $this->lists['source-attack'] = [
            ['id' => '1', 'name' => 'Source Item A', 'origin' => 'source-attack'],
            ['id' => '2', 'name' => 'Source Item B', 'origin' => 'source-attack'],
        ];
        $this->lists['source-midfield'] = [
            ['id' => '3', 'name' => 'Source Item C', 'origin' => 'source-midfield'],
        ];
        $this->lists['source-defence'] = [
            ['id' => '4', 'name' => 'Source Item D', 'origin' => 'source-defence'],
            ['id' => '5', 'name' => 'Source Item E', 'origin' => 'source-defence'],
        ];
        $this->lists['source-goalkeeper'] = [
            ['id' => '6', 'name' => 'Source Item F', 'origin' => 'source-goalkeeper'],
        ];

        for ($i = 1; $i <= 21; $i++) {
            $this->lists["dest-{$i}"] = [];
        }
    }

    public function moveItem($itemId, $fromList, $toList, $newIndex)
    {
        $itemId = (string) $itemId;
        $newIndex = (int) $newIndex;

        // Abbrechen falls kein Ziel vorhanden ist oder die Position unverändert blieb
        if (! $toList || $fromList === $toList) {
            return;
        }

        $foundItem = null;

        // 1. Element aus der alten Liste entfernen
        if (isset($this->lists[$fromList])) {
            foreach ($this->lists[$fromList] as $key => $item) {
                if ((string) $item['id'] === $itemId) {
                    $foundItem = $item;
                    unset($this->lists[$fromList][$key]);
                    $this->lists[$fromList] = array_values($this->lists[$fromList]); // Array-Keys korrigieren
                    break;
                }
            }
        }

        // 2. Element in die neue Zielliste am exakten Index einfügen
        if ($foundItem && isset($this->lists[$toList])) {
            array_splice($this->lists[$toList], $newIndex, 0, [$foundItem]);
        }
    }

    public function returnToOrigin($itemId, $currentListId)
    {
        $itemId = (string) $itemId;

        if (! isset($this->lists[$currentListId])) {
            return;
        }

        $foundItem = null;

        foreach ($this->lists[$currentListId] as $key => $item) {
            if ((string) $item['id'] === $itemId) {
                $foundItem = $item;
                unset($this->lists[$currentListId][$key]);
                $this->lists[$currentListId] = array_values($this->lists[$currentListId]);
                break;
            }
        }

        if ($foundItem && isset($this->lists[$foundItem['origin']])) {
            array_unshift($this->lists[$foundItem['origin']], $foundItem);
        }
    }

    public function render()
    {
        return view('livewire.board-dispatcher');
    }
}