<?php

namespace App\Models;

use App\Models\Concerns\BelongsToCompany;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Applicant extends Model
{
    use BelongsToCompany;

    protected $table = 'applicants';

    protected $fillable = [
        'company_id',
        'referred_by_user_id',
        'source',
        'job_posting_id',
        'name',
        'email',
        'phone',
        'stage',
        'rating',
        'applied_at',
        'sla_due_at',
        'referral_bonus_amount',
        'referral_bonus_status',
        'notes',
        'resume_path',
    ];

    protected $casts = [
        'applied_at' => 'date',
        'sla_due_at' => 'datetime',
        'rating' => 'decimal:1',
        'referral_bonus_amount' => 'decimal:2',
    ];

    public function jobPosting(): BelongsTo
    {
        return $this->belongsTo(JobPosting::class);
    }

    public function referredBy(): BelongsTo
    {
        return $this->belongsTo(User::class, 'referred_by_user_id');
    }

    public function interviews(): HasMany
    {
        return $this->hasMany(Interview::class);
    }

    public function stageEvents(): HasMany
    {
        return $this->hasMany(ApplicantStageEvent::class)->orderBy('created_at');
    }

    public function isReferral(): bool
    {
        return $this->source === 'referral' || ($this->referred_by_user_id !== null && $this->source !== 'careers');
    }

    public function isExternalApplication(): bool
    {
        return $this->source === 'careers';
    }
}