<?php

namespace App\Models\Member;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\Relations\HasOne;
use Illuminate\Support\Carbon;

class MemInfo extends Model
{
    protected $table = 'mem_info';
    protected $primaryKey = 'mem_no';
    protected $keyType = 'int';
    public $incrementing = true;
    public $timestamps = false;

    /**
     * ✅ 보안: guarded=[](전부 허용) 는 위험하니,
     * 기존 App\Models\MemInfo 의 allowlist(fillable) 방식 유지.
     */
    protected $fillable = [
        'stat_1','stat_2','stat_3','stat_4','stat_5',
        'name','name_first','name_mid','name_last',
        'birth','gender','native',
        'cell_corp','cell_phone','email','pv_sns',
        'bank_code','bank_name','bank_act_num','bank_vact_num',
        'rcv_email','rcv_sms','rcv_push',
        'login_fail_cnt',
        'dt_login','dt_reg','dt_mod',
        'dt_rcv_email','dt_rcv_sms','dt_rcv_push',
        'dt_stat_1','dt_stat_2','dt_stat_3','dt_stat_4','dt_stat_5',
        'ip_reg','ci_v','ci','di',
        'country_code','country_name',
        'admin_memo','modify_log',
    ];

    /**
     * ✅ 레거시 zero-date(0000-00-00 ...)가 있으면 datetime/date cast는 예외/오작동 가능.
     * 안전하게 JSON 컬럼만 cast (나머지는 safe accessor로 뽑아 쓰자)
     */
    protected $casts = [
        'admin_memo'  => 'array',
        'modify_log'  => 'array',
    ];

    /* =====================
     * Relationships
     * ===================== */

    public function authInfo(): HasOne
    {
        return $this->hasOne(MemAuthInfo::class, 'mem_no', 'mem_no');
    }

    public function authRows(): HasMany
    {
        // mem_auth 복합키 테이블이어도 조회 관계는 가능
        return $this->hasMany(MemAuth::class, 'mem_no', 'mem_no');
    }

    public function authLogs(): HasMany
    {
        return $this->hasMany(MemAuthLog::class, 'mem_no', 'mem_no');
    }

    public function addresses(): HasMany
    {
        return $this->hasMany(MemAddress::class, 'mem_no', 'mem_no');
    }

    public function joinLogs(): HasMany
    {
        return $this->hasMany(MemJoinLog::class, 'mem_no', 'mem_no');
    }

    public function stRing(): HasOne
    {
        return $this->hasOne(MemStRing::class, 'mem_no', 'mem_no');
    }

    public function loginRecents(): HasMany
    {
        return $this->hasMany(MemLoginRecent::class, 'mem_no', 'mem_no');
    }

    public function modLogs(): HasMany
    {
        return $this->hasMany(MemModLog::class, 'mem_no', 'mem_no');
    }

    /* =====================
     * Scopes (기존 App\Models\MemInfo에서 가져옴)
     * ===================== */

    public function scopeActive(Builder $q): Builder
    {
        // CI에서 stat_3 == 3 접근금지 / 4 탈퇴신청 / 5 탈퇴완료
        return $q->whereNotIn('stat_3', ['3','4','5']);
    }

    public function scopeByEmail(Builder $q, string $email): Builder
    {
        return $q->where('email', strtolower($email));
    }

    public function scopeByPhoneLookup(Builder $q, string $phoneNormalized): Builder
    {
        // TODO: cell_phone이 암호화면 단순 where 비교 불가
        // 추천: cell_phone_hash 같은 정규화+해시 컬럼 만들어 lookup
        return $q;
    }

    /* =====================
     * Helpers (둘 모델 통합)
     * ===================== */

    public function isBlocked(): bool
    {
        return (string) $this->stat_3 === '3';
    }

    public function isWithdrawnOrRequested(): bool
    {
        return in_array((string) $this->stat_3, ['4','5'], true);
    }

    public function isWithdrawn(): bool
    {
        // legacy: dt_out 기본값이 0000-00-00 00:00:00 일 수 있음
        $v = $this->attributes['dt_out'] ?? null;
        return !empty($v) && $v !== '0000-00-00 00:00:00';
    }

    public function hasEmail(): bool
    {
        return !empty($this->attributes['email']);
    }

    public function isFirstLogin(): bool
    {
        $dtLogin = $this->dt_login_at();
        $dtReg   = $this->dt_reg_at();

        if (!$dtLogin || !$dtReg) return false;
        return $dtLogin->equalTo($dtReg);
    }

    /* =====================
     * Safe datetime accessors
     * ===================== */

    private function safeCarbon(?string $value): ?Carbon
    {
        if (!$value) return null;
        if ($value === '0000-00-00 00:00:00' || $value === '0000-00-00') return null;

        try {
            return Carbon::parse($value);
        } catch (\Throwable $e) {
            return null;
        }
    }

    public function dt_login_at(): ?Carbon
    {
        return $this->safeCarbon($this->attributes['dt_login'] ?? null);
    }

    public function dt_reg_at(): ?Carbon
    {
        return $this->safeCarbon($this->attributes['dt_reg'] ?? null);
    }

    public function dt_mod_at(): ?Carbon
    {
        return $this->safeCarbon($this->attributes['dt_mod'] ?? null);
    }
}