<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use Illuminate\Support\Facades\Validator;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Mail;
use Illuminate\Support\Facades\Storage;

use App\Models\Meeting;
use App\Models\MeetingImage;
use App\Models\MeetingApprovals;
use App\Models\Child;
use App\Models\Father;
use App\Models\FatherRelation;

use App\Mail\FathersApprovalMail;
use App\Mail\MeetingEditNotification;

class MeetingsController extends Controller {
    public function register (Request $r) {
        if (!isset(session()->get('fathers')['id'])) {
            return ['status_code' => 400, 'error_messages' => ['ミーティングの登録に失敗しました。']];
        }

        if (count(Storage::disk('private')->files('/')) >= 9999) {
            Log::critical('ストレージの限界を超えています。9999個ファイルまで保存可能ですので、不要なファイルを削除して下さい。');
            return ['status_code' => 400, 'error_messages' => ['親の更新に失敗しました。']];
        }

        if (isset($r->image)) {
            $r->image = json_decode($r->image);
        }

        // 画像サイズは各5MiB以内、PDFサイズは50MiB以内
        //// 画像
        Validator::extend('image_size', function ($attribute, $value, $params, $validator) {
            return $this->imagesizemulti($value);
        });

        //// PDF
        Validator::extend('pdf_size', function ($attribute, $value, $params, $validator) {
            return $this->pdfsize($value);
        });

        // ミームタイプ
        //// 画像
        Validator::extend('image_meme', function ($attribute, $value, $params, $validator) {
            return $this->imagememeorfile($value);
        });

        //// PDF
        Validator::extend('pdf_meme', function ($attribute, $value, $params, $validator) {
            return $this->pdfmeme($value);
        });

        $validate = Validator::make($r->all(), [
            'title' => 'required|max:100',
            'text' => 'required|max:2000',
            'memo' => 'max:2000',
            'pdf' => 'pdf_size|pdf_meme',
            'image' => 'image_size|image_meme',
        ]);

        if ($validate->fails()) {
            return ['status_code' => 422, 'error_messages' => $validate->errors()];
        }

        if ($r->pdf == 'null') {
            $r->pdf = null;
        }
        if ($r->pdf == '/assets/default/default.pdf') {
            $r->pdf = null;
        }

        $insert = [
            'father_id' => (int)session()->get('fathers')['id'],
            'title' => $r->title,
            'text' => $r->text,
            'memo' => $r->memo
        ];

        $filename = '';
        $fnames = [];
        $meeting = 0;

        try {
            if (isset($r->pdf)) {
                $filename = $this->uuidv4().'.pdf';
                $insert['pdf'] = '/files/'.$filename;

                if (substr($r->pdf, -4) != '.pdf') {
                    $pdf = base64_decode(substr($r->pdf, strpos($r->pdf, ',') + 1));
                    Storage::disk('private')->put($filename, $pdf);
                }
                else {
                    $pdf = Storage::disk('private')->get(substr($r->pdf, 7));
                    Storage::disk('private')->put($filename, $pdf);
                }
            }

            $meeting = Meeting::create($insert);
            $meeting = $meeting->id;

            if (isset($r->image)) {
                foreach ($r->image as $img) {
                    $fname = $this->uuidv4() . '.jpg';
                    $fnames[] = $fname;

                    if (substr($img, -5) != '.jpeg' && substr($img, -4) != '.jpg' && substr($img, -4) != '.png' && substr($img, -4) != '.gif') {
                        $image = base64_decode(substr($img, strpos($img, ',') + 1));
                    }
                    else {
                        $image = Storage::disk('private')->get(substr($img, 7));
                    }

                    Storage::disk('private')->put($fname, $image);
                    $this->fiximg($fname);

                    $insert_image = [
                        'meeting_id' => (int)$meeting,
                        'image' => '/files/'.$fname,
                    ];

                    MeetingImage::create($insert_image);
                }
            }

            foreach (json_decode($r->children) as $child) {
                $insert_approval = [
                    'child_id' => $child,
                    'meeting_id' => (int)$meeting,
                    'approval_at' => null,
                ];

                MeetingApprovals::create($insert_approval);

                $c = Child::select('email')->where('id', $child)->first();
                Mail::to($c->email)->send(new FathersApprovalMail(session()->get('fathers')['company'], (int)$meeting));
            }

            $params = ['meeting_id' => $meeting];
        } catch (\Throwable $e) {
            // 失敗
            Log::critical($e->getMessage());
            if (!is_null($meeting) && $meeting != 0) {
                if (isset($r->pdf)) {
                    Storage::disk('private')->delete($filename);
                }
                if (isset($r->image)) {
                    foreach ($fnames as $f) {
                        Storage::disk('private')->delete($f);
                    }
                }
            }
            return ['status_code' => 400, 'error_messages' => ['ミーティングの登録に失敗しました。']];
        }

        return ['status_code' => 200, 'success_messages' => ['ミーティングの登録に成功しました。'], 'params' => $params];
    }

    public function registerFavorite (Request $r) {
        if (!isset($r->meeting_id) || !isset($r->is_favorite) || $r->is_favorite > 1) {
            return ['status_code' => 400];
        }

        $update = ['is_favorite' => $r->is_favorite];

        try {
            Meeting::where('id', (int)$r->meeting_id)->update($update);
        } catch (\Throwable $e) {
            // 失敗
            Log::critical($e->getMessage());
            return ['status_code' => 400];
        }

        return ['status_code' => 200, 'params' => ['meeting_id' => (int)$r->meeting_id]];
    }

    public function search (Request $r) {
        if (!isset($r->keyword)) {
            return ['status_code' => 400];
        }
        $result = [];
        $meeting_select = ['id', 'title', 'text', 'updated_at'];
        $child_select = ['image'];
        $meeting_approvals_select = ['child_id', 'approval_at'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('title', 'LIKE', '%'.$r->keyword.'%')->orWhere('text', 'LIKE', '%'.$r->keyword.'%')->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($list as $i => $l) {
            $result[] = $l;
            if (null === ($result[$i]['approval'] = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$l->id)->orderBy('approval_at', 'desc')->get())) {
                return ['status_code' => 400];
            }

            foreach ($result[$i]['approval'] as $j => $k) {
                if (null === ($result[$i]['approval'][$j]['child'] = Child::select($child_select)->where('id', $k->child_id)->first())) {
                    $result[$i]['approval'][$j]['child'] = new \stdClass();
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function list () {
        $result = [];
        $meeting_select = ['id', 'title', 'text', 'updated_at'];
        $child_select = ['image'];
        $meeting_approvals_select = ['child_id', 'approval_at'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($list as $i => $l) {
            $result[] = $l;
            if (null === ($result[$i]['approval'] = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$l->id)->orderBy('approval_at', 'desc')->get())) {
                return ['status_code' => 400];
            }

            foreach ($result[$i]['approval'] as $j => $k) {
                if (null === ($result[$i]['approval'][$j]['child'] = Child::select($child_select)->where('id', (int)$k->child_id)->first())) {
                    return ['status_code' => 400];
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function listOfApprovalOfChild (Request $r) {
        if (!isset(session()->get('children')['id'])) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at'];
        $meeting_images_select = ['image'];
        $father_select = ['image', 'company'];
        $meeting_approvals_select = ['approval_at'];

        // 取得に成功
        if (null === ($approval = MeetingApprovals::select('meeting_id')->where('child_id', (int)session()->get('children')['id'])->whereNotNull('approval_at')->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($approval as $a) {
            if (null !== ($list = Meeting::select($meeting_select)->where('id', (int)$a->meeting_id)->get())) {
                foreach ($list as $i => $l) {
                    if (null === ($fr = FatherRelation::select('id')->where('father_id', (int)$l->father_id)->where('child_id', (int)session()->get('children')['id'])->first())) {
                        continue;
                    }
                    if (null === ($l->father = Father::select($father_select)->where('id', (int)$l->father_id)->first())) {
                        $l->father = new \stdClass();
                    }
                    if (null === ($l->meeting_images = MeetingImage::select($meeting_images_select)->where('meeting_id', (int)$l->id)->get())) {
                        $l->meeting_images = [];
                    }
                    if (null === ($l->approval = MeetingApprovals::select($meeting_approvals_select)->whereNotNull('approval_at')->where('meeting_id', (int)$l->id)->first())) {
                        $l->approval = new \stdClass();
                    }
                    $result[] = $l;
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function listOfNonApprovalOfChild (Request $r) {
        if (!isset(session()->get('children')['id'])) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at'];
        $meeting_images_select = ['image'];
        $father_select = ['image', 'company'];
        $meeting_approvals_select = ['approval_at'];

        // 取得に成功
        if (null === ($approval = MeetingApprovals::select('meeting_id')->where('child_id', (int)session()->get('children')['id'])->whereNull('approval_at')->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($approval as $a) {
            if (null !== ($list = Meeting::select($meeting_select)->where('id', (int)$a->meeting_id)->get())) {
                foreach ($list as $i => $l) {
                    if (null === ($fr = FatherRelation::select('id')->where('father_id', (int)$l->father_id)->where('child_id', (int)session()->get('children')['id'])->first())) {
                        continue;
                    }
                    if (null === ($l->father = Father::select($father_select)->where('id', (int)$l->father_id)->first())) {
                        $l->father = new \stdClass();
                    }
                    if (null === ($l->meeting_images = MeetingImage::select($meeting_images_select)->where('meeting_id', (int)$l->id)->get())) {
                        $l->meeting_images = [];
                    }
                    if (null === ($l->approval = MeetingApprovals::select($meeting_approvals_select)->whereNull('approval_at')->where('meeting_id', (int)$l->id)->first())) {
                        $l->approval = new \stdClass();
                    }
                    $result[] = $l;
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function listOfCompleteOfFather (Request $r) {
        if (!isset(session()->get('fathers')['id'])) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at', 'is_favorite'];
        $meeting_approvals_select = ['child_id', 'approval_at'];
        $child_select = ['image'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('father_id', (int)session()->get('fathers')['id'])->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($list as $i => $l) {
            if (null === ($l->approvals = MeetingApprovals::select($meeting_approvals_select)->whereNotNull('approval_at')->where('meeting_id', (int)$l->id)->get())) {
                continue;
            }

            $cnt = MeetingApprovals::select('id')->where('meeting_id', (int)$l->id)->count();
            $acnt = count($l->approvals->toArray());

            if ($acnt != $cnt) {
                continue;
            }

            if ($acnt == 0 && $cnt == 0) {
                if (!in_array($l, $result)) {
                    $result[] = $l;
                }
            }

            foreach ($l->approvals as $ii => $ll) {
                if (null === ($ll->child = Child::select($child_select)->where('id', (int)$ll->child_id)->first())) {
                    $ll->child = new \stdClass();
                }

                if (!in_array($l, $result)) {
                    $result[] = $l;
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function listOfIncompleteOfFather (Request $r) {
        if (!isset(session()->get('fathers')['id'])) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at', 'is_favorite'];
        $meeting_approvals_select = ['child_id', 'approval_at'];
        $child_select = ['image'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('father_id', (int)session()->get('fathers')['id'])->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($list as $i => $l) {
            if (null === ($l->approvals = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$l->id)->get())) {
                continue;
            }

            $cnt = MeetingApprovals::select('id')->whereNotNull('approval_at')->where('meeting_id', (int)$l->id)->count();
            $acnt = count($l->approvals);

            if ($acnt != 0 && $acnt == $cnt) {
                continue;
            }

            foreach ($l->approvals as $ii => $ll) {
                if (null === ($ll->child = Child::select($child_select)->where('id', (int)$ll->child_id)->first())) {
                    $ll->child = new \stdClass();
                }

                if (!in_array($l, $result)) {
                    $result[] = $l;
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function listOfFavoriteOfFather (Request $r) {
        if (!isset(session()->get('fathers')['id'])) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at', 'is_favorite'];
        $meeting_approvals_select = ['child_id', 'approval_at'];
        $child_select = ['image'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('father_id', (int)session()->get('fathers')['id'])->where('is_favorite', 1)->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($list as $i => $l) {
            if (null === ($l->approvals = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$l->id)->get())) {
                continue;
            }

            foreach ($l->approvals as $ii => $ll) {
                if (null === ($ll->child = Child::select($child_select)->where('id', (int)$ll->child_id)->first())) {
                    $ll->child = new \stdClass();
                }
            }

            if (!in_array($l, $result)) {
                $result[] = $l;
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function listOfNonFavoriteOfFather (Request $r) {
        if (!isset(session()->get('fathers')['id'])) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at', 'is_favorite'];
        $meeting_approvals_select = ['child_id', 'approval_at'];
        $child_select = ['image'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('father_id', (int)session()->get('fathers')['id'])->where('is_favorite', 0)->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 400];
        }

        foreach ($list as $i => $l) {
            if (null === ($l->approvals = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$l->id)->get())) {
                continue;
            }

            foreach ($l->approvals as $ii => $ll) {
                if (null === ($ll->child = Child::select($child_select)->where('id', (int)$ll->child_id)->first())) {
                    $ll->child = new \stdClass();
                }
            }

            if (!in_array($l, $result)) {
                $result[] = $l;
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function searchOfApprovalOfChild (Request $r) {
        if (!isset(session()->get('children')['id']) || !isset($r->keyword)) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at'];
        $father_select = ['image', 'company'];
        $meeting_approvals_select = ['approval_at'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('title', 'LIKE', '%'.$r->keyword.'%')->orWhere('text', 'LIKE', '%'.$r->keyword.'%')->orderBy('created_at', 'desc')->get())) {
            $list = [];
        }

        foreach ($list as $i => $l) {
            if (null === ($rel = FatherRelation::select('id')->where('father_id', (int)$l->father_id)->where('child_id', (int)session()->get('children')['id'])->first())) {
                continue;
            }
            if ($rel->child_id != (int)$rel->child_id) {
                continue;
            }
            if (null === ($ma = MeetingApprovals::select('id')->where('child_id', (int)session()->get('children')['id'])->where('meeting_id', (int)$l->id)->whereNotNull('approval_at')->first())) {
                continue;
            }
            if (null === ($l->father = Father::select($father_select)->where('id', (int)$l->father_id)->first())) {
                $l->father = new \stdClass();
            }
            if (null === ($l->approval = MeetingApprovals::select($meeting_approvals_select)->where('child_id', (int)session()->get('children')['id'])->whereNotNull('approval_at')->first())) {
                $l->approval = new \stdClass();
            }
            $result[] = $l;
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function searchOfNonApprovalOfChild (Request $r) {
        if (!isset(session()->get('children')['id']) || !isset($r->keyword)) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at'];
        $father_select = ['image', 'company'];
        $meeting_approvals_select = ['approval_at'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('title', 'LIKE', '%'.$r->keyword.'%')->orWhere('text', 'LIKE', '%'.$r->keyword.'%')->orderBy('created_at', 'desc')->get())) {
            $list = [];
        }

        foreach ($list as $i => $l) {
            if (null === ($rel = FatherRelation::select('id')->where('father_id', (int)$l->father_id)->where('child_id', (int)session()->get('children')['id'])->first())) {
                continue;
            }
            if ($rel->child_id != (int)$rel->child_id) {
                continue;
            }
            if (null === ($ma = MeetingApprovals::select('id')->where('child_id', (int)session()->get('children')['id'])->where('meeting_id', (int)$l->id)->whereNull('approval_at')->first())) {
                continue;
            }
            if (null === ($l->father = Father::select($father_select)->where('id', (int)$l->father_id)->first())) {
                $l->father = new \stdClass();
            }
            if (null === ($l->approval = MeetingApprovals::select($meeting_approvals_select)->where('child_id', (int)session()->get('children')['id'])->whereNull('approval_at')->first())) {
                $l->approval = new \stdClass();
            }
            $result[] = $l;
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function searchOfCompleteofFather (Request $r) {
        if (!isset(session()->get('fathers')['id']) || !isset($r->keyword)) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at', 'is_favorite'];
        $meeting_approvals_select = ['approval_at', 'child_id'];
        $child_select = ['image'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('title', 'LIKE', '%'.$r->keyword.'%')->orWhere('text', 'LIKE', '%'.$r->keyword.'%')->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 200, 'params' => $result];
        }

        foreach ($list as $i => $l) {
            if ($l->father_id != (int)session()->get('fathers')['id']) {
                continue;
            }

            if (null === ($l->approvals = MeetingApprovals::select($meeting_approvals_select)->whereNotNull('approval_at')->where('meeting_id', (int)$l->id)->get())) {
                continue;
            }

            $cnt = MeetingApprovals::select('id')->where('meeting_id', (int)$l->id)->count();
            $acnt = count($l->approvals->toArray());

            if ($acnt != $cnt) {
                continue;
            }

            if ($acnt == 0 && $cnt == 0) {
                if (!in_array($l, $result)) {
                    $result[] = $l;
                }
            }

            foreach ($l->approvals as $ii => $ll) {
                if (null === ($ll->child = Child::select($child_select)->where('id', (int)$ll->child_id)->first())) {
                    $ll->child = new \stdClass();
                }

                if (!in_array($l, $result)) {
                    $result[] = $l;
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function searchOfIncompleteofFather (Request $r) {
        if (!isset(session()->get('fathers')['id']) || !isset($r->keyword)) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'updated_at', 'is_favorite'];
        $meeting_approvals_select = ['approval_at', 'child_id'];
        $child_select = ['image'];

        // 取得に成功
        if (null === ($list = Meeting::select($meeting_select)->where('title', 'LIKE', '%'.$r->keyword.'%')->orWhere('text', 'LIKE', '%'.$r->keyword.'%')->orderBy('updated_at', 'desc')->get())) {
            return ['status_code' => 200, 'params' => $result];
        }

        foreach ($list as $i => $l) {
            if ($l->father_id != (int)session()->get('fathers')['id']) {
                continue;
            }

            if (null === ($l->approvals = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$l->id)->get())) {
                continue;
            }

            $cnt = MeetingApprovals::select('id')->whereNotNull('approval_at')->where('meeting_id', (int)$l->id)->count();
            $acnt = count($l->approvals);

            if ($acnt != 0 && $acnt == $cnt) {
                continue;
            }

            foreach ($l->approvals as $ii => $ll) {
                if (null === ($ll->child = Child::select($child_select)->where('id', (int)$ll->child_id)->first())) {
                    $ll->child = new \stdClass();
                }

                if (!in_array($l, $result)) {
                    $result[] = $l;
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function detail (Request $r, $meeting_id) {
        if (!isset($meeting_id)) {
            return ['status_code' => 400];
        }

        $result = [];
        $meeting_select = ['id', 'father_id', 'title', 'text', 'memo', 'pdf', 'updated_at', 'is_favorite'];
        $meeting_images_select = ['id', 'image'];
        $meeting_approvals_select = ['approval_at', 'child_id'];
        $father_select = ['image', 'company', 'tel'];
        $child_select = ['id', 'image', 'last_name', 'first_name', 'tel'];
        $all_child_select = ['id', 'last_name', 'first_name'];

        // 取得に成功
        if (null === ($result = Meeting::select($meeting_select)->where('id', (int)$meeting_id)->first())) {
            return ['status_code' => 400];
        }

        // 親画面から他の親としてアクセスすれば、404となります。
        $err = 'アクセスできません。';
        if (request()->route()->action['as'] == 'mdp') {
            abort_if(null === session()->get('fathers') || (int)session()->get('fathers')['id'] != $result->father_id, 404, $err);
        }

        // 同じく子画面から他の親の詳細ページをアクセスすれば、404となります。
        if (request()->route()->action['as'] == 'mdc') {
            abort_if(null === session()->get('children') || null === ($rel = FatherRelation::where('father_id', $result->father_id)->where('child_id', (int)session()->get('children')['id'])->first()), 404, $err);
        }

        if (null === ($result->meeting_image = MeetingImage::select($meeting_images_select)->where('meeting_id', (int)$result->id)->get())) {
            $result->meeting_image = [];
        }

        if (request()->route()->action['as'] != 'mdc') {
            if (null === ($result->approval = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$result->id)->get())) {
                $result->approval = [];
            }
        }
        else {
            if (null === ($result->approval = MeetingApprovals::select($meeting_approvals_select)->where('meeting_id', (int)$result->id)->where('child_id', (int)session()->get('children')['id'])->first())) {
                $result->approval = new \stdClass();
            }
        }

        if (request()->route()->action['as'] == 'mdc') {
            if (null === ($result->father = Father::select($father_select)->where('id', (int)$result->father_id)->first())) {
                $result->father = new \stdClass();
            }
        }
        else $result->father = Father::select('company')->where('id', (int)$result->father_id)->first();

        if (request()->route()->action['as'] != 'mdc') {
            $result->children = [];
            $rec = [];

            if (null !== ($rel = FatherRelation::select('child_id')->where('father_id', (int)$result->father_id)->get())) {
                foreach ($rel as $i => $re) {
                    if (null !== ($rech = Child::select($all_child_select)->where('id', $re->child_id)->first())) {
                        if (!in_array($rech, $rec)) {
                            $rec[$i] = $rech;
                        }
                    }
                }

                $result->children = $rec;
            }

            foreach ($result->approval as $i => $a) {
                if (null === ($result->approval[$i]['child'] = Child::select($child_select)->where('id', (int)$a->child_id)->first())) {
                    $result->approval[$i]['child'] = new \stdClass();
                }
            }
        }

        return ['status_code' => 200, 'params' => $result];
    }

    public function update (Request $r, $meeting_id) {
        if (!isset($meeting_id)) {
            return ['status_code' => 400, 'error_messages' => ['ミーティングの登録に失敗しました。']];
        }

        if (count(Storage::disk('private')->files('/')) >= 9999) {
            Log::critical('ストレージの限界を超えています。9999個ファイルまで保存可能ですので、不要なファイルを削除して下さい。');
            return ['status_code' => 400, 'error_messages' => ['ミーティングの更新に失敗しました。']];
        }

        // ファイルサイズは50MiB以内
        Validator::extend('pdf_size', function ($attribute, $value, $params, $validator) {
            return $this->pdfsize($value);
        });

        // ミームタイプ
        Validator::extend('pdf_meme', function ($attribute, $value, $params, $validator) {
            return $this->pdfmeme($value);
        });

        $validate = Validator::make($r->all(), [
            'title' => 'required|max:100',
            'text' => 'required|max:2000',
            'memo' => 'nullable|max:2000',
            'pdf' => 'pdf_size|pdf_meme',
        ]);

        if ($validate->fails()) {
            return ['status_code' => 422, 'error_messages' => $validate->errors()];
        }

        if ($r->pdf == 'null') {
            $r->pdf = null;
        }
        if ($r->pdf == '/assets/default/default.pdf') {
            $r->pdf = null;
        }

        $update = [
            'title' => $r->title,
            'text' => $r->text,
        ];

        if (isset($r->memo)) $update['memo'] = $r->memo;
        else if (is_null($r->memo)) $update['memo'] = '';

        $filename = '';

        try {
            // リクエストでPDFがある場合
            if (isset($r->pdf) && !is_null($r->pdf)) {
                $filename = $this->uuidv4().'.pdf';

                // DBにミーティングがある場合
                if ($chk = Meeting::select('pdf')->where('id', (int)$meeting_id)->first()) {
                    // base64の場合（ファイルパスだったら、スキップ）
                    if (!preg_match('/\/files\/(.*).pdf/', $r->pdf)) {
                        // もう存在しているPDFのファイル名からパスを外します。
                        $opdf = str_replace('/files/', '', $chk->pdf);

                        // PDFのbase64をGETします。
                        $pdf = base64_decode(substr($r->pdf, strpos($r->pdf, ',') + 1));

                        // 既にPDFが存在する場合（なければ、スキップ）
                        if (Storage::disk('private')->exists($opdf)) {
                            // 既に存在しているPDFとアップロードしているPDFを比べてみます。異なる場合、存在しているPDFを削除します。
                            if (strcmp(Storage::disk('private')->get($opdf), $pdf) !== 0) {
                                Storage::disk('private')->delete($opdf);
                            }
                        }

                        $update['pdf'] = '/files/'.$filename;
                        Storage::disk('private')->put($filename, $pdf);
                    }
                }
                // なければ、そのままストレージに保存します。
                else {
                    $update['pdf'] = '/files/'.$filename;
                    Storage::disk('private')->put($filename, $pdf);
                }
            }
            else {
                // DBにミーティングがある場合
                if ($chk = Meeting::select('pdf')->where('id', (int)$meeting_id)->first()) {
                    $opdf = str_replace('/files/', '', $chk->pdf);
                    if (Storage::disk('private')->get($opdf)) {
                        Storage::disk('private')->delete($opdf);
                    }
                }
            }

            // データベースに保存します。
            DB::beginTransaction();

            $meeting = Meeting::find((int)$meeting_id);

            $meeting->title = $update['title'];
            $meeting->text = $update['text'];
            if (isset($update['memo'])) $meeting->memo = $update['memo'];
            if (isset($update['pdf'])) $meeting->pdf = $update['pdf'];
            else $meeting->pdf = null;

            $meeting->save();

            // 子供達を知らせます。
            if (null !== ($fr = FatherRelation::where('father_id', (int)$meeting->id)->get())) {
                foreach ($fr as $f) {
                    if (null !== ($meeting = MeetingApprovals::where('meeting_id', (int)$meeting_id)->where('child_id', $f->child_id)->whereNotNull('approval_at')->first())) {
                        if (null !== ($child = Child::where('id', $f->child_id)->first())) {
                            Mail::to($child->email)->send(new MeetingEditNotification(session()->get('fathers')['company'], (int)$meeting_id));
                        }
                    }
                }
            }

            DB::commit();
        } catch (\Throwable $e) {
            Log::critical($e->getMessage());
            if (isset($r->pdf) && !is_null($r->pdf)) {
                Storage::disk('private')->delete($filename);
            }
            DB::rollback();
            return ['status_code' => 400];
        }

        return ['status_code' => 200];
    }

    public function delete ($meeting_id) {
        $delimg = false;
        if (!isset($meeting_id)) {
            return ['status_code' => 400];
        }

        if (null === (Meeting::select('id')->where('id', (int)$meeting_id)->get())) {
            return ['status_code' => 400];
        }

        if (null !== ($img = MeetingImage::select('image')->where('meeting_id', (int)$meeting_id)->get())) {
            $delimg = true;
        }

        try {
            // DBに入ります。
            DB::beginTransaction();

            $meeting = Meeting::find((int)$meeting_id);
            $pdf = $meeting->pdf;
            $meeting->delete();

            if (!is_null($img)) {
                $pdf = str_replace('/files/', '', $pdf);
                if (!Storage::disk('private')->exists($pdf)) {
                    Log::warning($pdf.'というパスは不正です。');
                }
                else {
                    Storage::disk('private')->delete($pdf);
                }
            }

            Storage::disk('private')->delete($pdf);
            if ($delimg) {
                foreach ($img as $m) {
                    $image = str_replace('/files/', '', $m->image);
                    if (!Storage::disk('private')->exists($image)) {
                        Log::warning($image.'というパスは不正です。');
                    }
                    else {
                        Storage::disk('private')->delete($image);
                    }
                }
            }

            DB::commit();
        } catch (\Throwable $e) {
            Log::critical($e->getMessage());
            DB::rollback();
            return ['status_code' => 400];
        }

        return ['status_code' => 200];
    }

    public function updateMemo (Request $r) {
        if (!isset($r->meeting_id)) {
            return ['status_code' => 400, 'error_messages' => ['メモの更新に失敗しました。']];
        }

        $validate = Validator::make($r->all(), ['memo' => 'required|max:2000']);

        if ($validate->fails()) {
            return ['status_code' => 422, 'error_messages' => $validate->errors()];
        }

        $update = ['memo' => $r->memo];

        try {
            // データベースに保存します。
            Meeting::where('id', (int)$r->meeting_id)->update($update);
        } catch (\Throwable $e) {
            Log::critical($e->getMessage());
            return ['status_code' => 400, 'error_messages' => 'メモの更新に失敗しました。'];
        }

        return ['status_code' => 200, 'success_messages' => 'メモを更新しました。'];
    }
}