<?php

namespace App\Member;

use App\Confession;
use App\Country;
use App\Course\Models\CourseMember;
use App\Gender;
use App\Group;
use App\Letter\BillKind;
use App\Nami\HasNamiField;
use App\Nationality;
use App\Payment\Payment;
use App\Payment\Subscription;
use App\Pdf\Sender;
use App\Region;
use App\Setting\NamiSettings;
use Carbon\Carbon;
use Cviebrock\EloquentSluggable\Sluggable;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Notifications\Notifiable;
use Laravel\Scout\Attributes\SearchUsingFullText;
use Laravel\Scout\Searchable;
use Sabre\VObject\Component\VCard;
use Sabre\VObject\Reader;
use Spatie\LaravelData\Lazy;
use Zoomyboy\Phone\HasPhoneNumbers;

/**
 * @property string $subscription_name
 * @property int    $pending_payment
 */
class Member extends Model
{
    use Notifiable;
    use HasNamiField;
    use HasFactory;
    use Sluggable;
    use Searchable;
    use HasPhoneNumbers;

    /**
     * @var array<string, string>
     */
    public $guarded = [];

    /**
     * @var array<int, string>
     */
    public static array $namiFields = ['firstname', 'lastname', 'joined_at', 'birthday', 'send_newspaper', 'address', 'zip', 'location', 'nickname', 'other_country', 'further_address', 'main_phone', 'mobile_phone', 'work_phone', 'fax', 'email', 'email_parents', 'gender_id', 'confession_id', 'region_id', 'country_id', 'fee_id', 'nationality_id', 'slug'];

    /**
     * @var array<int, string>
     */
    public $dates = ['try_created_at', 'joined_at', 'birthday', 'efz', 'ps_at', 'more_ps_at', 'without_education_at', 'without_efz_at'];

    /**
     * @var array<string, string>
     */
    public $casts = [
        'pending_payment' => 'integer',
        'send_newspaper' => 'boolean',
        'gender_id' => 'integer',
        'way_id' => 'integer',
        'country_id' => 'integer',
        'region_id' => 'integer',
        'confession_id' => 'integer',
        'nami_id' => 'integer',
        'has_svk' => 'boolean',
        'has_vk' => 'boolean',
        'multiply_pv' => 'boolean',
        'multiply_more_pv' => 'boolean',
        'is_leader' => 'boolean',
        'bill_kind' => BillKind::class,
        'mitgliedsnr' => 'integer',
    ];

    /**
     * @return array<int, string>
     */
    public function phoneNumbers(): array
    {
        return ['main_phone', 'mobile_phone', 'work_phone', 'children_phone', 'fax'];
    }

    /**
     * @return array<string, array{source: array<int, string>}>
     */
    public function sluggable(): array
    {
        return [
            'slug' => ['source' => ['firstname', 'lastname']],
        ];
    }

    // ---------------------------------- Actions ----------------------------------
    public function syncVersion(): void
    {
        $version = app(NamiSettings::class)->login()->member($this->group->nami_id, $this->nami_id)->version;

        $this->update(['version' => $version]);
    }

    public function createPayment(array $attributes): void
    {
        $this->payments()->create(array_merge($attributes, [
            'last_remembered_at' => now(),
        ]));
    }

    // ----------------------------------- Getters -----------------------------------
    public function getFullnameAttribute(): string
    {
        return $this->firstname.' '.$this->lastname;
    }

    public function getPreferredPhoneAttribute(): ?string
    {
        if ($this->mobile_phone) {
            return $this->mobile_phone;
        }

        if ($this->main_phone) {
            return $this->main_phone;
        }

        return null;
    }

    public function getPreferredEmailAttribute(): ?string
    {
        if ($this->email) {
            return $this->email;
        }

        if ($this->email_parents) {
            return $this->email_parents;
        }

        return null;
    }

    public function getEtagAttribute(): string
    {
        return $this->updated_at->timestamp.'_'.$this->version;
    }

    public function getFullAddressAttribute(): string
    {
        return $this->address.', '.$this->zip.' '.$this->location;
    }

    public function getEfzLink(): ?string
    {
        return $this->isLeader()
            ? route('efz', ['member' => $this])
            : null;
    }

    public function getNamiFeeId(): ?int
    {
        if (!$this->subscription) {
            return null;
        }

        return $this->subscription->fee->nami_id;
    }

    public function isLeader(): bool
    {
        return $this->memberships()->isLeader()->exists();
    }

    public function getAge(): ?int
    {
        return $this->birthday?->diffInYears(now());
    }

    // ---------------------------------- Relations ----------------------------------
    /**
     * @return BelongsTo<Country, self>
     */
    public function country(): BelongsTo
    {
        return $this->belongsTo(Country::class);
    }

    /**
     * @return BelongsTo<Gender, self>
     */
    public function gender(): BelongsTo
    {
        return $this->belongsTo(Gender::class);
    }

    /**
     * @return BelongsTo<Region, self>
     */
    public function region(): BelongsTo
    {
        return $this->belongsTo(Region::class)->withDefault([
            'name' => '-- kein --',
            'nami_id' => null,
        ]);
    }

    /**
     * @return BelongsTo<Confession, self>
     */
    public function confession(): BelongsTo
    {
        return $this->belongsTo(Confession::class);
    }

    /**
     * @return BelongsTo<Nationality, self>
     */
    public function nationality(): BelongsTo
    {
        return $this->belongsTo(Nationality::class);
    }

    /**
     * @return BelongsTo<Subscription, self>
     */
    public function subscription(): BelongsTo
    {
        return $this->belongsTo(Subscription::class);
    }

    /**
     * @return BelongsTo<Group, self>
     */
    public function group(): BelongsTo
    {
        return $this->belongsTo(Group::class);
    }

    /**
     * @return HasMany<CourseMember>
     */
    public function courses(): HasMany
    {
        return $this->hasMany(CourseMember::class);
    }

    /**
     * @return HasMany<Membership>
     */
    public function memberships(): HasMany
    {
        return $this->hasMany(Membership::class);
    }

    /**
     * @return HasMany<Payment>
     */
    public function payments(): HasMany
    {
        return $this->hasMany(Payment::class)->orderBy('nr');
    }

    /**
     * @return HasMany<Membership>
     */
    public function leaderMemberships(): HasMany
    {
        return $this->ageGroupMemberships()->isLeader();
    }

    /**
     * @return HasMany<Membership>
     */
    public function ageGroupMemberships(): HasMany
    {
        return $this->memberships()->isAgeGroup();
    }

    public static function booted()
    {
        static::deleting(function (self $model): void {
            $model->payments->each->delete();
            $model->memberships->each->delete();
        });

        static::saving(fn ($model) => $model->updateSearch());
    }

    // ---------------------------------- Scopes -----------------------------------
    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeOrdered(Builder $query): Builder
    {
        return $query->orderByRaw('lastname, firstname');
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeWithPendingPayment(Builder $query): Builder
    {
        return $query->addSelect([
            'pending_payment' => Payment::selectRaw('SUM(subscription_children.amount)')
                ->whereColumn('payments.member_id', 'members.id')
                ->whereNeedsPayment()
                ->join('subscriptions', 'subscriptions.id', 'payments.subscription_id')
                ->join('subscription_children', 'subscriptions.id', 'subscription_children.parent_id'),
        ]);
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeWhereHasPendingPayment(Builder $query): Builder
    {
        return $query->whereHas('payments', function (Builder $q): void {
            $q->whereNeedsPayment();
        });
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeWhereAusstand(Builder $query): Builder
    {
        return $query->whereHas('payments', function ($q) {
            return $q->whereHas('status', fn ($q) => $q->where('is_remember', true));
        });
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopePayable(Builder $query): Builder
    {
        return $query->where('bill_kind', '!=', null)->where('subscription_id', '!=', null);
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeWhereNoPayment(Builder $query, int $year): Builder
    {
        return $query->whereDoesntHave('payments', function (Builder $q) use ($year) {
            $q->where('nr', '=', $year);
        });
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeForDashboard(Builder $query): Builder
    {
        return $query->selectRaw('SUM(id)');
    }

    /**
     * @todo refactor this to an actual filter model
     *
     * @param Builder<self>        $query
     * @param array<string, mixed> $filter
     *
     * @return Builder<self>
     */
    public function scopeFilter(Builder $query, array $filter): Builder
    {
        if (true === data_get($filter, 'ausstand', false)) {
            $query->whereAusstand();
        }
        if (data_get($filter, 'bill_kind', false)) {
            $query->where('bill_kind', BillKind::fromValue($filter['bill_kind']));
        }
        if (data_get($filter, 'subactivity_id', false) || data_get($filter, 'activity_id', false)) {
            $query->whereHas('memberships', function ($q) use ($filter) {
                $q->active();
                if (data_get($filter, 'subactivity_id', false)) {
                    $q->where('subactivity_id', $filter['subactivity_id']);
                }
                if (data_get($filter, 'activity_id', false)) {
                    $q->where('activity_id', $filter['activity_id']);
                }
            });
        }

        return $query;
    }

    /**
     * @param Builder<self> $query
     *
     * @return Builder<self>
     */
    public function scopeWhereCurrentGroup(Builder $query): Builder
    {
        $group = app(NamiSettings::class)->localGroup();

        if (!$group) {
            return $query;
        }

        return $query->where('group_id', $group->id);
    }

    public static function fromVcard(string $url, string $data): static
    {
        $settings = app(NamiSettings::class);
        $card = Reader::read($data);
        [$lastname, $firstname] = $card->N->getParts();
        [$deprecated1, $deprecated2 , $address, $location, $region, $zip, $country] = $card->ADR->getParts();

        return new static([
            'joined_at' => now(),
            'send_newspaper' => false,
            'firstname' => $firstname,
            'lastname' => $lastname,
            'birthday' => Carbon::createFromFormat('Ymd', $card->BDAY->getValue()),
            'slug' => pathinfo($url, PATHINFO_FILENAME),
            'address' => $address,
            'zip' => $zip,
            'location' => $location,
            'group_id' => $settings->default_group_id,
            'nationality_id' => Nationality::firstWhere('name', 'deutsch')->id,
            'subscription_id' => Subscription::firstWhere('name', 'Voll')->id,
        ]);
    }

    public function toVcard(): Vcard
    {
        $card = new VCard([
            'VERSION' => '3.0',
            'FN' => $this->fullname,
            'N' => [$this->lastname, $this->firstname, '', '', ''],
            'BDAY' => $this->birthday->format('Ymd'),
            'CATEGORIES' => 'Scoutrobot',
            'UID' => $this->slug,
        ]);

        if ($this->main_phone) {
            $card->add('TEL', $this->main_phone, ['type' => 'voice']);
        }

        if ($this->mobile_phone) {
            $card->add('TEL', $this->mobile_phone, ['type' => 'work']);
        }

        if ($this->children_phone) {
            $card->add('TEL', $this->children_phone, ['type' => 'cell']);
        }

        if ($this->email) {
            $card->add('EMAIL', $this->email, ['type' => 'internet']);
        }

        if ($this->email_parents) {
            $card->add('EMAIL', $this->email_parents, ['type' => 'aol']);
        }

        $card->add('ADR', [
            '',
            '',
            $this->address ?: '',
            $this->location ?: '',
            $this->region?->name ?: '',
            $this->zip ?: '',
            $this->country?->name ?: '',
        ]);

        return $card;
    }

    public function toSender(): Sender
    {
        return Sender::from([
            'name' => $this->fullname,
            'address' => $this->address,
            'zipLocation' => $this->zip.' '.$this->location,
            'mglnr' => Lazy::create(fn () => 'Mglnr.: '.$this->nami_id),
        ]);
    }

    /**
     * @return array<string, mixed>
     */
    #[SearchUsingFullText(['search_text'])]
    public function toSearchableArray(): array
    {
        return [
            'search_text' => $this->search_text ?: '',
        ];
    }

    public function updateSearch(): void
    {
        $this->attributes['search_text'] = collect([
            $this->fullname,
            $this->fullAddress,
        ])->implode(' ');
    }
}