<?php

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

use App\Models\User;
use App\Traits\HasPublicIdentifier;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\MorphTo;
use Modules\MaterialLogistics\Enums\MovementType;
use Modules\ProjectManagement\Models\Project;
use Modules\ProjectManagement\Models\Task;

class InventoryMovement extends Model
{
    use HasPublicIdentifier;

    protected $fillable = [
        'material_id', 'warehouse_id', 'project_id', 'task_id', 'inventory_batch_id',
        'movement_type', 'direction', 'quantity', 'balance_after',
        'from_location_type', 'from_location_id',
        'to_location_type', 'to_location_id',
        'reference_type', 'reference_id',
        'performed_by', 'notes',
        'dispatched_by', 'received_by', 'returned_by', 'adjusted_by',
    ];

    protected function casts(): array
    {
        return [
            'movement_type' => MovementType::class,
            'quantity' => 'decimal:2',
            'balance_after' => 'decimal:2',
        ];
    }

    // --- Relationships ---

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

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

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

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

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

    public function performer(): BelongsTo
    {
        return $this->belongsTo(User::class, 'performed_by');
    }

    public function dispatcher(): BelongsTo
    {
        return $this->belongsTo(User::class, 'dispatched_by');
    }

    public function receiver(): BelongsTo
    {
        return $this->belongsTo(User::class, 'received_by');
    }

    public function returner(): BelongsTo
    {
        return $this->belongsTo(User::class, 'returned_by');
    }

    public function adjuster(): BelongsTo
    {
        return $this->belongsTo(User::class, 'adjusted_by');
    }

    public function reference(): MorphTo
    {
        return $this->morphTo();
    }

    // --- Scopes ---

    public function scopeOfType($query, MovementType $type)
    {
        return $query->where('movement_type', $type);
    }

    public function scopeForMaterial($query, int $materialId)
    {
        return $query->where('material_id', $materialId);
    }

    public function scopeForWarehouse($query, int $warehouseId)
    {
        return $query->where('warehouse_id', $warehouseId);
    }

    public function scopeForProject($query, int $projectId)
    {
        return $query->where('project_id', $projectId);
    }

    public function scopeInDateRange($query, ?string $from, ?string $to)
    {
        if ($from) {
            $query->where('created_at', '>=', $from);
        }
        if ($to) {
            $query->where('created_at', '<=', $to . ' 23:59:59');
        }
        return $query;
    }

    // --- Helpers ---

    public function getFromLabelAttribute(): string
    {
        return match ($this->from_location_type) {
            'warehouse' => Warehouse::find($this->from_location_id)?->name ?? 'Warehouse',
            'project' => Project::find($this->from_location_id)?->name ?? 'Project',
            'task' => Task::find($this->from_location_id)?->name ?? 'Task',
            'external' => 'External (Supplier)',
            default => '-',
        };
    }

    public function getToLabelAttribute(): string
    {
        return match ($this->to_location_type) {
            'warehouse' => Warehouse::find($this->to_location_id)?->name ?? 'Warehouse',
            'project' => Project::find($this->to_location_id)?->name ?? 'Project',
            'task' => Task::find($this->to_location_id)?->name ?? 'Task',
            'external' => 'External',
            default => '-',
        };
    }
}