<?php

namespace App\Models;

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

class ProvisioningQueueItem extends Model
{
    use HasFactory;

    protected $table = 'provisioning_queue';

    public const STATUS_QUEUED = 'queued';
    public const STATUS_PROCESSING = 'processing';
    public const STATUS_COMPLETED = 'completed';
    public const STATUS_FAILED = 'failed';
    public const STATUS_CANCELLED = 'cancelled';

    public const PROVIDER_SHARED_NODE = 'shared_node';
    public const PROVIDER_CONTABO_VPS = 'contabo_vps';
    public const PROVIDER_CONTABO_DEDICATED = 'contabo_dedicated';

    protected $fillable = [
        'customer_hosting_order_id',
        'status',
        'provider',
        'attempts',
        'max_attempts',
        'started_at',
        'completed_at',
        'error_message',
        'provisioning_log',
    ];

    protected $casts = [
        'attempts' => 'integer',
        'max_attempts' => 'integer',
        'started_at' => 'datetime',
        'completed_at' => 'datetime',
        'provisioning_log' => 'array',
    ];

    public function order(): BelongsTo
    {
        return $this->belongsTo(CustomerHostingOrder::class, 'customer_hosting_order_id');
    }

    public function scopeQueued($query)
    {
        return $query->where('status', self::STATUS_QUEUED);
    }

    public function scopeProcessing($query)
    {
        return $query->where('status', self::STATUS_PROCESSING);
    }

    public function scopeFailed($query)
    {
        return $query->where('status', self::STATUS_FAILED);
    }

    public function canRetry(): bool
    {
        return $this->status === self::STATUS_FAILED && $this->attempts < $this->max_attempts;
    }

    public function markAsProcessing(): void
    {
        $this->update([
            'status' => self::STATUS_PROCESSING,
            'started_at' => now(),
            'attempts' => $this->attempts + 1,
        ]);
    }

    public function markAsCompleted(): void
    {
        $this->update([
            'status' => self::STATUS_COMPLETED,
            'completed_at' => now(),
        ]);
    }

    public function markAsFailed(string $error): void
    {
        $log = $this->provisioning_log ?? [];
        $log[] = [
            'timestamp' => now()->toIso8601String(),
            'attempt' => $this->attempts,
            'error' => $error,
        ];

        $this->update([
            'status' => self::STATUS_FAILED,
            'error_message' => $error,
            'provisioning_log' => $log,
        ]);
    }

    public function addLog(string $message, string $level = 'info'): void
    {
        $log = $this->provisioning_log ?? [];
        $log[] = [
            'timestamp' => now()->toIso8601String(),
            'level' => $level,
            'message' => $message,
        ];

        $this->update(['provisioning_log' => $log]);
    }
}