<?php

/**
 * Jingga
 *
 * PHP Version 8.2
 *
 * @package   Modules\Comments
 * @copyright Dennis Eichhorn
 * @license   OMS License 2.0
 * @version   1.0.0
 * @link      https://jingga.app
 */
declare(strict_types=1);

namespace Modules\Comments\Controller;

use Modules\Admin\Models\AccountMapper;
use Modules\Admin\Models\NullAccount;
use Modules\Comments\Models\Comment;
use Modules\Comments\Models\CommentList;
use Modules\Comments\Models\CommentListMapper;
use Modules\Comments\Models\CommentMapper;
use Modules\Comments\Models\CommentStatus;
use Modules\Comments\Models\CommentVote;
use Modules\Comments\Models\CommentVoteMapper;
use Modules\Media\Models\Media;
use phpOMS\Message\Http\RequestStatusCode;
use phpOMS\Message\RequestAbstract;
use phpOMS\Message\ResponseAbstract;
use phpOMS\Utils\Parser\Markdown\Markdown;

/**
 * Comments controller class.
 *
 * @package Modules\Comments
 * @license OMS License 2.0
 * @link    https://jingga.app
 * @since   1.0.0
 */
final class ApiController extends Controller
{
    /**
     * Api method to create comment list
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiCommentListCreate(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        $commentList = $this->createCommentList();
        $this->createModel($request->header->account, $commentList, CommentListMapper::class, 'comment_list', $request->getOrigin());
        $this->createStandardCreateResponse($request, $response, $commentList);
    }

    /**
     * Create a comment list
     *
     * @return CommentList
     *
     * @since 1.0.0
     */
    public function createCommentList() : CommentList
    {
        return new CommentList();
    }

    /**
     * Api method to update comment list
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiCommentListUpdate(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        if (!empty($val = $this->validateCommentListUpdate($request))) {
            $response->header->status = RequestStatusCode::R_400;
            $this->createInvalidUpdateResponse($request, $response, $val);

            return;
        }

        /** @var \Modules\Comments\Models\CommentList $old */
        $old = CommentListMapper::get()->where('id', (int) $request->getData('id'))->execute();
        $new = $this->updateCommentListFromRequest($request, clone $old);

        $this->updateModel($request->header->account, $old, $new, CommentListMapper::class, 'comment_list', $request->getOrigin());
        $this->createStandardUpdateResponse($request, $response, $new);
    }

    /**
     * Method to update comment from request.
     *
     * @param RequestAbstract $request Request
     *
     * @return CommentList
     *
     * @since 1.0.0
     */
    private function updateCommentListFromRequest(RequestAbstract $request, CommentList $new) : CommentList
    {
        $new->allowEdit   = $request->getDataBool('allow_edit') ?? false;
        $new->allowVoting = $request->getDataBool('allow_voting') ?? false;
        $new->allowFiles  = $request->getDataBool('allow_upload') ?? false;
        $new->status      = CommentStatus::tryFromValue($request->getDataInt('commentlist_status')) ?? $new->status;

        return $new;
    }

    /**
     * Validate CommentList update request
     *
     * @param RequestAbstract $request Request
     *
     * @return array<string, bool>
     *
     * @todo Implement API validation function
     *
     * @since 1.0.0
     */
    private function validateCommentListUpdate(RequestAbstract $request) : array
    {
        $val = [];
        if (($val['id'] = !$request->hasData('id'))) {
            return $val;
        }

        return [];
    }

    /**
     * Api method to create comment
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiCommentCreate(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        if (!empty($val = $this->validateCommentCreate($request))) {
            $response->header->status = RequestStatusCode::R_400;
            $this->createInvalidCreateResponse($request, $response, $val);

            return;
        }

        $comment = $this->createCommentFromRequest($request);
        $this->createModel($request->header->account, $comment, CommentMapper::class, 'comment', $request->getOrigin());

        if (!empty($request->files)
            || !empty($request->getDataJson('media'))
        ) {
            $this->createCommentMedia($comment, $request);
        }

        $this->createStandardCreateResponse($request, $response, $comment);
    }

    /**
     * Create media for comment
     *
     * @param Comment         $comment Comment
     * @param RequestAbstract $request Request data incl. files to upload
     *
     * @return void
     *
     * @since 1.0.0
     */
    private function createCommentMedia(Comment $comment, RequestAbstract $request) : void
    {
        $path = $this->createCommentDir($comment);

        /** @var \Modules\Admin\Models\Account $account */
        $account     = AccountMapper::get()->where('id', $request->header->account)->execute();
        $accountPath = '/Accounts/' . $account->id . ' ' . $account->login
            . '/Comments/'
            . $comment->createdAt->format('Y/m')
            . '/' . $comment->id;

        if (!empty($request->files)) {
            $uploaded = $this->app->moduleManager->get('Media', 'Api')->uploadFiles(
                names: [],
                fileNames: [],
                files: $request->files,
                account: $request->header->account,
                basePath: __DIR__ . '/../../../Modules/Media/Files' . $path,
                virtualPath: $path,
                rel: $comment->id,
                mapper: CommentMapper::class,
                field: 'files'
            );

            if ($account->id !== 0) {
                $this->app->moduleManager->get('Media', 'Api')->addMediaToCollectionAndModel(
                    account: $request->header->account,
                    files: \array_map(function (Media $media) { return $media->id; }, $uploaded->sources),
                    collectionPath: $accountPath
                );
            }
        }

        if (!empty($media = $request->getDataJson('media'))) {
            $this->app->moduleManager->get('Media', 'Api')->addMediaToCollectionAndModel(
                $request->header->account,
                $media,
                $comment->id,
                CommentMapper::class,
                'files',
                $path
            );
        }
    }

    /**
     * Create media directory path
     *
     * @param Comment $comment Comment
     *
     * @return string
     *
     * @since 1.0.0
     */
    private function createCommentDir(Comment $comment) : string
    {
        return '/Modules/Comments/'
            . $comment->createdAt->format('Y/m/d') . '/'
            . $comment->id;
    }

    /**
     * Validate comment create request
     *
     * @param RequestAbstract $request Request
     *
     * @return array<string, bool>
     *
     * @since 1.0.0
     */
    private function validateCommentCreate(RequestAbstract $request) : array
    {
        $val = [];
        if (($val['plain'] = !$request->hasData('plain'))
            || ($val['list'] = !$request->hasData('list'))
        ) {
            return $val;
        }

        return [];
    }

    /**
     * Method to create comment from request.
     *
     * @param RequestAbstract $request Request
     *
     * @return Comment
     *
     * @since 1.0.0
     */
    private function createCommentFromRequest(RequestAbstract $request) : Comment
    {
        $comment             = new Comment();
        $comment->createdBy  = new NullAccount($request->header->account);
        $comment->title      = $request->getDataString('title') ?? '';
        $comment->contentRaw = $request->getDataString('plain') ?? '';
        $comment->content    = Markdown::parse($request->getDataString('plain') ?? '');
        $comment->ref        = $request->hasData('ref') ? (int) $request->getData('ref') : null;
        $comment->list       = $request->getDataInt('list') ?? 0;

        return $comment;
    }

    /**
     * Api method to create comment
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiCommentUpdate(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        if (!empty($val = $this->validateCommentUpdate($request))) {
            $response->header->status = RequestStatusCode::R_400;
            $this->createInvalidUpdateResponse($request, $response, $val);

            return;
        }

        /** @var \Modules\Comments\Models\Comment $old */
        $old = CommentMapper::get()->where('id', (int) $request->getData('id'))->execute();
        $new = $this->updateCommentFromRequest($request, clone $old);

        $this->updateModel($request->header->account, $old, $new, CommentMapper::class, 'comment', $request->getOrigin());
        $this->createStandardUpdateResponse($request, $response, $new);
    }

    /**
     * Method to update comment from request.
     *
     * @param RequestAbstract $request Request
     *
     * @return Comment
     *
     * @since 1.0.0
     */
    private function updateCommentFromRequest(RequestAbstract $request, Comment $new) : Comment
    {
        $new->title      = $request->getDataString('title') ?? $new->title;
        $new->contentRaw = $request->getDataString('plain') ?? $new->contentRaw;
        $new->content    = Markdown::parse($request->getDataString('plain') ?? $new->contentRaw);
        $new->ref        = $request->getDataInt('ref') ?? $new->ref;

        return $new;
    }

    /**
     * Validate CommentList update request
     *
     * @param RequestAbstract $request Request
     *
     * @return array<string, bool>
     *
     * @todo Implement API validation function
     *
     * @since 1.0.0
     */
    private function validateCommentUpdate(RequestAbstract $request) : array
    {
        $val = [];
        if (($val['id'] = !$request->hasData('id'))) {
            return $val;
        }

        return [];
    }

    /**
     * Api method to get a comment
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiCommentGet(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        /** @var \Modules\Comments\Models\Comment $comment */
        $comment = CommentMapper::get()->where('id', (int) $request->getData('id'))->execute();
        $this->createStandardReturnResponse($request, $response, $comment);
    }

    /**
     * Api method to delete comment
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiCommentDelete(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        /** @var \Modules\Comments\Models\Comment $comment */
        $comment = CommentMapper::get()->where('id', (int) $request->getData('id'))->execute();
        $this->deleteModel($request->header->account, $comment, CommentMapper::class, 'comment', $request->getOrigin());
        $this->createStandardDeleteResponse($request, $response, $comment);
    }

    /**
     * Api method to change vote
     *
     * @param RequestAbstract  $request  Request
     * @param ResponseAbstract $response Response
     * @param array            $data     Generic data
     *
     * @return void
     *
     * @api
     *
     * @since 1.0.0
     */
    public function apiChangeCommentVote(RequestAbstract $request, ResponseAbstract $response, array $data = []) : void
    {
        if (!empty($val = $this->validateCommentVote($request))) {
            $response->header->status = RequestStatusCode::R_400;
            $this->createInvalidUpdateResponse($request, $response, $val);

            return;
        }

        /** @var \Modules\Comments\Models\CommentVote $vote */
        $vote = CommentVoteMapper::findVote((int) $request->getData('id'), $request->header->account);

        if ($vote->id === 0) {
            $new            = new CommentVote();
            $new->score     = (int) $request->getData('type');
            $new->comment   = (int) $request->getData('id');
            $new->createdBy = $request->header->account;

            $this->createModel($request->header->account, $new, CommentVoteMapper::class, 'comment_vote', $request->getOrigin());
            $this->createStandardUpdateResponse($request, $response, $new);
        } else {
            $new        = clone $vote;
            $new->score = (int) $request->getData('type');

            $this->updateModel($request->header->account, $vote, $new, CommentVoteMapper::class, 'comment_vote', $request->getOrigin());
            $this->createStandardUpdateResponse($request, $response, $new);
        }
    }

    /**
     * Validate answer vote request
     *
     * @param RequestAbstract $request Request
     *
     * @return array<string, bool> Returns the validation array of the request
     *
     * @since 1.0.0
     */
    private function validateCommentVote(RequestAbstract $request) : array
    {
        $val = [];
        if (($val['id'] = !$request->hasData('id'))
            || ($val['type'] = ($request->getDataInt('type') < -1 || $request->getDataInt('type') > 1))
        ) {
            return $val;
        }

        return [];
    }
}