<?php

declare(strict_types=1);

namespace App\Controllers;

use App\Models\BoardColumn;
use App\Repositories\BoardColumnRepository;
use App\Repositories\CardRepository;
use App\Services\AuthService;
use Core\Controller;
use Core\Request;

class ColumnsController extends Controller
{
    private function columns(): BoardColumnRepository
    {
        return new BoardColumnRepository(database());
    }

    private function cards(): CardRepository
    {
        return new CardRepository(database());
    }

    public function store(Request $request): mixed
    {
        if (!AuthService::isLoggedIn()) {
            return $this->json(['ok' => false, 'error' => 'Unauthorized'], 401);
        }

        $boardId = (int) $request->input('board_id', 0);
        $name    = trim((string) $request->input('name', ''));

        if ($boardId === 0 || $name === '') {
            return $this->json(['ok' => false, 'error' => 'board_id and name are required']);
        }

        $now      = date('Y-m-d H:i:s');
        $username = AuthService::getCurrentUsername();

        $col           = new BoardColumn();
        $col->boardId  = $boardId;
        $col->name     = $name;
        $col->position = $this->columns()->maxPosition($boardId) + 1;
        $col->createdAt = $now;
        $col->createdBy = $username;
        $col->updatedAt = $now;
        $col->updatedBy = $username;

        $this->columns()->insert($col);

        return $this->json(['ok' => true, 'id' => $col->id, 'name' => $col->name, 'position' => $col->position]);
    }

    public function update(Request $request, int $id): mixed
    {
        if (!AuthService::isLoggedIn()) {
            return $this->json(['ok' => false, 'error' => 'Unauthorized'], 401);
        }

        $name = trim((string) $request->input('name', ''));
        if ($name === '') {
            return $this->json(['ok' => false, 'error' => 'name is required']);
        }

        $row = $this->columns()->find($id);
        if ($row === null) {
            return $this->json(['ok' => false, 'error' => 'Not found'], 404);
        }

        $col = \App\Models\BoardColumn::fromRow($row);
        $col->name      = $name;
        $col->updatedAt = date('Y-m-d H:i:s');
        $col->updatedBy = AuthService::getCurrentUsername();

        $this->columns()->update($col);

        return $this->json(['ok' => true]);
    }

    public function destroy(int $id): mixed
    {
        if (!AuthService::isLoggedIn()) {
            return $this->json(['ok' => false, 'error' => 'Unauthorized'], 401);
        }

        $this->cards()->deleteByColumnId($id);
        $this->columns()->delete($id);

        return $this->json(['ok' => true]);
    }

    public function reorder(): mixed
    {
        if (!AuthService::isLoggedIn()) {
            return $this->json(['ok' => false, 'error' => 'Unauthorized'], 401);
        }

        $raw    = file_get_contents('php://input');
        $items  = json_decode((string) $raw, true);

        if (!is_array($items)) {
            return $this->json(['ok' => false, 'error' => 'Invalid JSON payload']);
        }

        $now      = date('Y-m-d H:i:s');
        $username = AuthService::getCurrentUsername();

        foreach ($items as $item) {
            $colId    = (int) ($item['id'] ?? 0);
            $position = (int) ($item['position'] ?? 0);
            if ($colId > 0) {
                $this->columns()->updatePosition($colId, $position, $now, $username);
            }
        }

        return $this->json(['ok' => true]);
    }
}