<?php

namespace App\Http\Controllers;

use App\Actions\AddRecentSearchAction;
use App\Enums\ExplorePageFilters;
use App\Enums\UserTypes;
use App\Http\Requests\ExploreSearchSortRequest;
use App\Models\Deal;
use App\Models\DealCategory;
use App\Queries\ExplorePageDealsQuery;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Pagination\LengthAwarePaginator;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\Auth;

class ExplorePageController extends Controller
{
    public function __invoke(
        ExploreSearchSortRequest $request,
        ExplorePageDealsQuery $query,
        AddRecentSearchAction $addRecentSearchAction
    ) {
        return view('explore')
            ->with('profileLink', $this->profileLink())
            ->with('categories', $this->categories())
            ->with('recentSearches', $this->recentSearches())
            ->with('deals', $this->deals($request, $query->builder(), $addRecentSearchAction));
    }

    protected function deals(FormRequest $request, Builder $query, AddRecentSearchAction $action): LengthAwarePaginator
    {
        // Add a search query
        if ($request->has('search') && $request->get('search') !== null) {
            $query->tap(fn($q) => (new Deal)->search($q, $request->search));

            \Illuminate\Support\defer(function () use ($action, $request) {
                $action->execute($request->user(), ['query' => $request->search]);
            });
        }

        // Add category sorting filter
        if ($request->has('category') && $request->get('category') !== null) {
            $query->tap(fn($q) => (new Deal)->filterByCategory($q, $request->category));
        }

        // Add sorting filters
        if ($request->has('sortBy')) {
            $query = match (ExplorePageFilters::tryFrom($request->sortBy)) {
                ExplorePageFilters::Like => $query->orderBy('total_likes', 'desc'),
                ExplorePageFilters::Click => $query->orderBy('total_redirection', 'desc'),
                default => $query->orderByRaw(
                    '((COALESCE(total_likes, 0) * 70.0) / 100.0) + ((COALESCE(total_redirection, 0) * 30.0) / 100.0) DESC'
                )
            };
        }

        return $query->latest()->paginate();
    }

    /**
     * Determines the link to the user's profile dashboard
     * based on the user's role.
     *
     * @return string The URL for the user's dashboard.
     */
    protected function profileLink(): string
    {
        $user = Auth::user();

        return match ($user->role) {
            UserTypes::Broker->value => route('broker.profile.show', $user),
            UserTypes::User->value => route('user.profile.show', $user),
            default => ''
        };
    }

    protected function categories(): Collection
    {
        return DealCategory::all(['id', 'name']);
    }

    protected function recentSearches(): Collection
    {
        return Auth::user()->recentSearches()->latest()->pluck('query');
    }
}