<?php

namespace Modules\MaterialLogistics\Models;
use Modules\MasterData\Models\Material;
use Modules\MasterData\Models\MaterialGroup;

use App\Traits\HasPublicIdentifier;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Modules\ProjectManagement\Models\Project;

class ProjectInventory extends Model
{
    use HasPublicIdentifier;

    protected $table = 'project_inventories';

    protected $fillable = [
        'project_id', 'material_id',
        'on_hand_qty', 'floated_qty', 'allocated_qty', 'consumed_qty', 'unit_cost',
    ];

    protected function casts(): array
    {
        return [
            'on_hand_qty' => 'decimal:2',
            'floated_qty' => 'decimal:2',
            'allocated_qty' => 'decimal:2',
            'consumed_qty' => 'decimal:2',
            'unit_cost' => 'decimal:2',
        ];
    }

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

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

    public function getAvailableQtyAttribute(): float
    {
        return (float) $this->on_hand_qty - (float) $this->allocated_qty;
    }
}