<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Models\Display;
use Illuminate\Http\JsonResponse;

class DisplayVersionApiController extends Controller
{
    public function config(Display $display): JsonResponse
    {
        if (! $display->is_active) {
            return response()->json(['error' => 'Display not configured'], 404);
        }

        $display->load('versions');

        if ($display->versions->isEmpty()) {
            return response()->json(['error' => 'Display not configured'], 404);
        }

        $playlist = [];

        foreach ($display->versions as $version) {
            $items = $version->activeItems()->get();

            $entry = match ($version->type->value) {
                'video-display' => $this->videoDisplayData($version, $items),
                'b2in' => $this->b2inData($version, $items),
                'offers' => $this->offersData($version, $items),
                default => null,
            };

            if ($entry) {
                $playlist[] = $entry;
            }
        }

        return response()->json([
            'playlist' => $playlist,
            'updated_at' => $display->versions->max('updated_at')?->toIso8601String(),
        ]);
    }

    public function check(Display $display): JsonResponse
    {
        if (! $display->is_active) {
            return response()->json(['error' => 'Display not configured'], 404);
        }

        $display->load('versions');

        if ($display->versions->isEmpty()) {
            return response()->json(['error' => 'Display not configured'], 404);
        }

        return response()->json([
            'updated_at' => $display->versions->max('updated_at')?->toIso8601String(),
        ]);
    }

    /**
     * @return array<string, mixed>
     */
    private function videoDisplayData($version, $items): array
    {
        $videos = $items->where('item_type', 'video')->values()->map(fn ($item) => [
            'src' => 'assets/'.($item->content['filename'] ?? ''),
            'position' => $item->content['position'] ?? 25,
        ]);

        $footerContent = $items->where('item_type', 'footer')->values()->map(function ($item) {
            $data = [
                'headline' => $item->content['headline'] ?? '',
                'subline' => $item->content['subline'] ?? '',
            ];

            if (! empty($item->content['url'])) {
                $data['url'] = $item->content['url'];
            }

            return $data;
        });

        return [
            'type' => 'video-display',
            'version_name' => $version->name,
            'videoPlaylist' => $videos,
            'footerContent' => $footerContent,
        ];
    }

    /**
     * @return array<string, mixed>
     */
    private function b2inData($version, $items): array
    {
        $mediaItems = $items->where('item_type', 'media')->values()->map(fn ($item) => [
            'id' => $item->id,
            'category' => $item->content['category'] ?? 'immobilien',
            'media_type' => $item->content['media_type'] ?? 'image',
            'media_url' => $item->content['media_url'] ?? '',
            'headline' => $item->content['headline'] ?? '',
            'subline' => $item->content['subline'] ?? '',
            'duration_seconds' => $item->content['duration_seconds'] ?? 10,
            'sort_order' => $item->sort_order,
            'is_active' => true,
        ]);

        return [
            'type' => 'b2in',
            'version_name' => $version->name,
            'settings' => $version->settings ?? [],
            'items' => $mediaItems,
        ];
    }

    /**
     * @return array<string, mixed>
     */
    private function offersData($version, $items): array
    {
        $slides = $items->where('item_type', 'slide')->values()->map(fn ($item) => [
            'type' => $item->content['type'] ?? 'product-hero',
            'duration' => $item->content['duration'] ?? 8000,
            'image_url' => $item->content['image_url'] ?? '',
            'badge_text' => $item->content['badge_text'] ?? '',
            'eyebrow' => $item->content['eyebrow'] ?? '',
            'title' => $item->content['title'] ?? '',
            'subline' => $item->content['subline'] ?? '',
            'price' => $item->content['price'] ?? '',
            'original_price' => $item->content['original_price'] ?? '',
            'tag_text' => $item->content['tag_text'] ?? '',
            'bullets' => $item->content['bullets'] ?? [],
            'disclaimer' => $item->content['disclaimer'] ?? '',
            'qr_url' => $item->content['qr_url'] ?? '',
            'qr_title' => $item->content['qr_title'] ?? '',
            'contact' => $item->content['contact'] ?? '',
            'show_brand_text' => $item->content['show_brand_text'] ?? false,
            'brand_tagline' => $item->content['brand_tagline'] ?? '',
        ]);

        return [
            'type' => 'offers',
            'version_name' => $version->name,
            'settings' => $version->settings ?? [],
            'slides' => $slides,
        ];
    }
}