<?php

namespace App\Models;

use App\Enums\StreamFrequencyEnum;
use App\Enums\StreamTypeEnum;
use App\Models\Traits\HasAmount;
use Carbon\Carbon;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

/**
 * @property int $amount
 * @property StreamFrequencyEnum $frequency
 * @property Carbon $start_date
 */
class Stream extends Model
{
    use HasFactory, HasAmount;

    protected $fillable = [
        'scenario_id',
        'name',
        'type',
        'amount',
        'frequency',
        'start_date',
        'end_date',
        'bucket_id',
        'description',
        'is_active',
    ];

    protected $casts = [
        'type' => StreamTypeEnum::class,
        'frequency' => StreamFrequencyEnum::class,
        'amount' => 'integer',
        'start_date' => 'date',
        'end_date' => 'date',
        'is_active' => 'boolean',
    ];

    public function scenario(): BelongsTo
    {
        return $this->belongsTo(Scenario::class);
    }

    public function bucket(): BelongsTo
    {
        return $this->belongsTo(Bucket::class);
    }

    public static function getTypes(): array
    {
        return StreamTypeEnum::labels();
    }

    public static function getFrequencies(): array
    {
        return StreamFrequencyEnum::labels();
    }

    public function getTypeLabel(): string
    {
        return $this->type?->label() ?? '';
    }

    public function getFrequencyLabel(): string
    {
        return $this->frequency?->label() ?? '';
    }

    public function getMonthlyEquivalent(): float
    {
        if (!$this->frequency) {
            return 0;
        }
        return $this->amount * $this->frequency->getMonthlyEquivalentMultiplier();
    }

    /* SCOPES */

    public function scopeByType($query, string $type)
    {
        return $query->where('type', $type);
    }
}