<?php

namespace App\Http\Controllers\Back;

use App\Http\Requests\Back\Sites\StoreSiteRequest;
use App\Http\Requests\Back\Sites\UpdateSiteRequest;
use App\Models\Site;
use App\Models\User;
use Illuminate\Database\Eloquent\SoftDeletingScope;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Arr;
use Illuminate\Support\Str;
use Uwil\LaravelBackend\Controllers\BackendController;
use Uwil\LaravelBackend\Resources\CommonResource;
use Uwil\LaravelBackend\Support\UserRoleRegistry;

/**
 * Handles CRUD operations for Site in the backend.
 */
class SiteController extends BackendController
{
    /**
     * Project managers collection.
     *
     * @var \Illuminate\Support\Collection<int,\App\Models\User>
     */
    private readonly \Illuminate\Support\Collection $userModelsProjectManager;

    /**
     * Project managers collection.
     *
     * @var \Illuminate\Support\Collection<int,\App\Models\User>
     */
    private readonly \Illuminate\Support\Collection $userModelsClient;

    /**
     * Create the controller instance.
     */
    public function __construct()
    {
        parent::__construct();
        $this->authorizeResource(Site::class);
        $this->modelName = Site::modelName();
        $this->modelPage = Site::modelPage();

        /** @var \Illuminate\Support\Collection<int, \App\Models\User> $userModels */
        $userModels                     = User::getModelsCached()
            ->where("published", true)
            ->where('deleted_at', null)
            ->values();
        $this->userModelsProjectManager = $userModels
            ->filter(fn(User $user) => $user->role->value === UserRoleRegistry::get('project-manager')->value)
            ->values();
        $this->userModelsClient         = $userModels
            ->filter(fn(User $user) => $user->role->value === UserRoleRegistry::get('client')->value)
            ->values();
    }

    /**
     * Display a listing of the resource.
     *
     * @param \Illuminate\Http\Request $request
     * @return \Inertia\Response
     */
    public function index(Request $request): \Inertia\Response
    {
        /** @var \App\Models\User $userModel */
        $userModel = auth('backend')->user();

        /** @var \Illuminate\Database\Eloquent\Builder<\App\Models\Site> $query */
        $query = Site::query()
            ->when(
                $userModel->role->value === UserRoleRegistry::get('client')->value,
                fn($query) => $query->whereIn('id', $userModel->sites->modelKeys()),
            )
            ->with(['projectManager', 'gitlabProject']);

        if ($request->routeIs("{$this->routeName}{$this->modelName}.trash")) {
            $query = $query->onlyTrashed();
        }

        /** @var string $search Search field */
        $search = $request->search;
        if ($search) {
            $this->searchQuery(
                $query,
                $search,
                null,
                'name',
            );
        }
        $searchFields = \implode(', ', [
            trans('validation.attributes.name'),
        ]);

        /** Sort columns with a query */
        $this->sortQuery($query);

        /** Custom pagination */
        $models = $this->paginate($query);

        return $this->inertiaRender("back/Pages/$this->modelPage/Index", [
            'models'       => CommonResource::collection($models),
            'search'       => $search,
            'searchFields' => $searchFields,
        ]);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @param \App\Models\Site $site
     * @return \Inertia\Response
     */
    public function create(Site $site): \Inertia\Response
    {
        return $this->inertiaRender("back/Pages/$this->modelPage/Create", [
            'data'                     => CommonResource::make($site),
            'userModelsProjectManager' => $this->userModelsProjectManager,
            'userModelsClient'         => $this->userModelsClient,
        ]);
    }

    /**
     * Show a specific resource.
     *
     * @param \App\Models\Site $site
     * @return \Inertia\Response
     */
    public function show(Site $site): \Inertia\Response
    {
        return $this->inertiaRender("back/Pages/$this->modelPage/Show", [
            'data'                     => CommonResource::make($site->load([
                'projectManager' => fn($q) => $q->withoutGlobalScope(SoftDeletingScope::class),
                'gitlabProject'  => fn($q) => $q->withoutGlobalScope(SoftDeletingScope::class),
                'users'          => fn($q) => $q->withoutGlobalScope(SoftDeletingScope::class),
            ])),
            'userModelsProjectManager' => $this->userModelsProjectManager,
            'userModelsClient'         => $this->userModelsClient,
        ]);
    }

    /**
     * Store a newly created resource.
     *
     * @param \App\Http\Requests\Back\Sites\StoreSiteRequest $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function store(StoreSiteRequest $request): \Illuminate\Http\RedirectResponse
    {
        return DB::transaction(function () use ($request) {
            $validatedData = $request->validated();
            $site          = new Site();
            $site->fill(Arr::except($validatedData, 'users'));

            if ($site->saveOrFail()) {
                $site->users()->syncWithoutDetaching(Arr::get($validatedData, 'users'));
                return to_route("{$this->routeName}{$this->modelName}.edit", $site)
                    ->with('success', trans('uwil-backend::crud.messages.has_been_created', [
                        'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                    ]));
            }
            return back()
                ->with('error', trans('uwil-backend::crud.messages.cannot_be_created', [
                    'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                ]));
        });
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param \App\Models\Site $site
     * @return \Inertia\Response
     */
    public function edit(Site $site): \Inertia\Response
    {
        return $this->inertiaRender("back/Pages/$this->modelPage/Edit", [
            'data'                     => CommonResource::make($site->load([
                'projectManager' => fn($q) => $q->withoutGlobalScope(SoftDeletingScope::class),
                'gitlabProject'  => fn($q) => $q->withoutGlobalScope(SoftDeletingScope::class),
                'users'          => fn($q) => $q->withoutGlobalScope(SoftDeletingScope::class),
            ])),
            'userModelsProjectManager' => $this->userModelsProjectManager,
            'userModelsClient'         => $this->userModelsClient,
        ]);
    }

    /**
     * Update the specified resource.
     *
     * @param \App\Http\Requests\Back\Sites\UpdateSiteRequest $request
     * @param \App\Models\Site                                $site
     * @return \Illuminate\Http\RedirectResponse
     */
    public function update(
        UpdateSiteRequest $request,
        Site $site
    ): \Illuminate\Http\RedirectResponse {
        return DB::transaction(function () use ($request, $site) {
            $validatedData = $request->validated();
            $site->fill(Arr::except($validatedData, 'users'));

            if ($site->saveOrFail()) {
                $site->users()->sync(Arr::get($validatedData, 'users'));
                return to_route("{$this->routeName}{$this->modelName}.edit", $site)
                    ->with('success', trans('uwil-backend::crud.messages.has_been_updated', [
                        'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                    ]));
            }
            return to_route("{$this->routeName}{$this->modelName}.edit", $site)
                ->with('error', trans('uwil-backend::crud.messages.cannot_be_updated', [
                    'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                ]));
        });
    }

    /**
     * Duplicate the specified resource.
     *
     * @param \App\Models\Site $site
     * @return \Inertia\Response
     */
    public function duplicate(Site $site): \Inertia\Response
    {
        $site->loadMissing(Site::getCacheRelations());
        $replica = $site->replicate();
        collect($site->getRelations())->each(fn($value, $relation) => $replica->setRelation($relation, $value));
        return $this->create($replica);
    }

    /**
     * Restore the specified resource.
     *
     * @param integer $site
     * @return \Illuminate\Http\RedirectResponse
     */
    public function restore(int $site): \Illuminate\Http\RedirectResponse
    {
        $site = Site::withTrashed()->findOrFail($site);
        /** @var array<string,string> */
        $previousQueries = [];
        \parse_str((string) \parse_url(url()->previous(), \PHP_URL_QUERY), $previousQueries);
        if ($site->restore()) {
            return to_route("{$this->routeName}{$this->modelName}.trash", $previousQueries)
                ->with('success', trans('uwil-backend::crud.messages.has_been_restored', [
                    'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                ]));
        }
        return back()
            ->with('error', trans('uwil-backend::crud.messages.cannot_be_restored', [
                'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
            ]));
    }

    /**
     * Destroy the specified resource.
     *
     * @param \App\Models\Site $site
     * @return \Illuminate\Http\RedirectResponse
     */
    public function destroy(Site $site): \Illuminate\Http\RedirectResponse
    {
        /** @var array<string,string> */
        $previousQueries = [];
        \parse_str((string) \parse_url(url()->previous(), \PHP_URL_QUERY), $previousQueries);
        if ($site->delete()) {
            return to_route("{$this->routeName}{$this->modelName}.index", $previousQueries)
                ->with('success', trans('uwil-backend::crud.messages.has_been_deleted', [
                    'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                ]));
        }
        return back()
            ->with('error', trans('uwil-backend::crud.messages.cannot_be_deleted', [
                'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
            ]));
    }

    /**
     * Destroy the specified resource.
     *
     * @param \App\Models\Site|integer $site
     * @return \Illuminate\Http\RedirectResponse
     */
    public function forceDestroy(Site|int $site): \Illuminate\Http\RedirectResponse
    {
        if (is_int($site)) {
            $site = Site::withTrashed()->findOrFail($site);
        }
        /** @var array<string,string> */
        $previousQueries = [];
        \parse_str((string) \parse_url(url()->previous(), \PHP_URL_QUERY), $previousQueries);
        if ($site->forceDelete()) {
            return to_route("{$this->routeName}{$this->modelName}.trash", $previousQueries)
                ->with('success', trans('uwil-backend::crud.messages.has_been_deleted', [
                    'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
                ]));
        }
        return back()
            ->with('error', trans('uwil-backend::crud.messages.cannot_be_deleted', [
                'model' => Str::ucfirst(trans_choice("models.classes.$this->modelName", 1)),
            ]));
    }
}