<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Contract extends Model
{
    use HasFactory;

    protected $fillable = [
        'name',
        'reference',
        'provider',
        'status',
        'start_date',
        'end_date',
        'amount',
        'currency',
        'notes',
        'type',
        'municipality_id',
    ];

    protected $casts = [
        'start_date' => 'date',
        'end_date' => 'date',
        'amount' => 'decimal:2',
    ];

    public function meta(): HasMany
    {
        return $this->hasMany(ContractMeta::class);
    }

    public function documents(): HasMany
    {
        return $this->hasMany(Document::class);
    }

    public function municipality(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(Municipality::class);
    }

    // Helpers
    public function scopeActive($query)
    {
        return $query->where('status', 'active');
    }

    public function scopeExpiringSoon($query, $days = 30)
    {
        return $query->where('end_date', '<=', now()->addDays($days))
                     ->where('end_date', '>=', now())
                     ->where('status', '!=', 'expired');
    }
}