<?php

namespace App\Models\Pricing;

use Illuminate\Database\Eloquent\Collection;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Support\Carbon;

/**
 * @method static latest(string $string)
 * @method static where(string $string, string $string1, string $date)
 * @method static updateOrCreate(string[] $array, float[] $array1)
 * @method static orderBy(string $string, string $string1)
 * @property Carbon $date
 * @property float $price
 */
class AssetPrice extends Model
{
    use HasFactory;

    protected $fillable = [
        'asset_id',
        'date',
        'price',
    ];

    protected $casts = [
        'date' => 'date',
        'price' => 'decimal:4',
    ];

    public function asset(): BelongsTo
    {
        return $this->belongsTo(\App\Models\Asset::class);
    }

    public static function current(int $assetId = null): ?float
    {
        $query = static::latest('date');
        
        if ($assetId) {
            $query->where('asset_id', $assetId);
        }

        $latestPrice = $query->first();

        return $latestPrice ? $latestPrice->price : null;
    }

    public static function forDate(string $date, int $assetId = null): ?float
    {
        $query = static::where('date', '<=', $date)
            ->orderBy('date', 'desc');
            
        if ($assetId) {
            $query->where('asset_id', $assetId);
        }

        $price = $query->first();

        return $price ? $price->price : null;
    }

    public static function updatePrice(int $assetId, string $date, float $price): self
    {
        return static::updateOrCreate(
            ['asset_id' => $assetId, 'date' => $date],
            ['price' => $price]
        );
    }

    public static function history(int $assetId = null, int $limit = 30): Collection
    {
        $query = static::orderBy('date', 'desc')->limit($limit);
        
        if ($assetId) {
            $query->where('asset_id', $assetId);
        }

        return $query->get();
    }
}