<?php

namespace Paymenter\Extensions\Others\NavbarManager\Models;

use Illuminate\Database\Eloquent\Model;

class NavbarLink extends Model
{
    protected $table = 'navbar_links';

    protected $fillable = [
        'name',
        'type',
        'link_type',
        'route_name',
        'route_params',
        'custom_path',
        'custom_url',
        'product_id',
        'category_id',
        'icon',
        'condition',
        'sort_order',
        'is_active',
        'parent_id',
    ];

    protected $casts = [
        'is_active' => 'boolean',
        'route_params' => 'json',
    ];

    /**
     * Set route_params attribute - convert repeater format to associative array
     */
    public function setRouteParamsAttribute($value)
    {
        if (is_array($value) && !empty($value)) {
            // Check if it's in repeater format [['key' => 'foo', 'value' => 'bar']]
            $firstItem = reset($value);
            if (is_array($firstItem) && isset($firstItem['key']) && isset($firstItem['value'])) {
                // Convert to associative array
                $params = [];
                foreach ($value as $item) {
                    if (isset($item['key']) && isset($item['value'])) {
                        $params[$item['key']] = $item['value'];
                    }
                }
                $this->attributes['route_params'] = json_encode($params);
                return;
            }
        }
        
        // Otherwise store as-is
        $this->attributes['route_params'] = is_string($value) ? $value : json_encode($value);
    }

    /**
     * Get route_params attribute - convert to repeater format for Filament
     */
    public function getRouteParamsAttribute($value)
    {
        if (empty($value)) {
            return null;
        }

        $decoded = is_string($value) ? json_decode($value, true) : $value;
        
        if (!is_array($decoded)) {
            return null;
        }

        // If it's already in repeater format, return as-is
        $firstItem = reset($decoded);
        if (is_array($firstItem) && isset($firstItem['key']) && isset($firstItem['value'])) {
            return $decoded;
        }

        // Convert associative array to repeater format for Filament
        $repeaterFormat = [];
        foreach ($decoded as $key => $val) {
            $repeaterFormat[] = ['key' => $key, 'value' => $val];
        }

        return $repeaterFormat;
    }

    public function parent()
    {
        return $this->belongsTo(NavbarLink::class, 'parent_id');
    }

    public function children()
    {
        return $this->hasMany(NavbarLink::class, 'parent_id')->orderBy('sort_order');
    }

    public function product()
    {
        return $this->belongsTo(\App\Models\Product::class);
    }

    public function category()
    {
        return $this->belongsTo(\App\Models\Category::class);
    }

    public function scopeActive($query)
    {
        return $query->where('is_active', true);
    }

    public function scopeTopLevel($query)
    {
        return $query->whereNull('parent_id');
    }

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

    protected static function booted()
    {
        static::saving(function ($link) {
            // Clear unused fields based on link_type
            switch ($link->link_type) {
                case 'route':
                    $link->custom_path = null;
                    $link->custom_url = null;
                    $link->product_id = null;
                    $link->category_id = null;
                    break;
                case 'path':
                    $link->route_name = null;
                    $link->route_params = null;
                    $link->custom_url = null;
                    $link->product_id = null;
                    $link->category_id = null;
                    break;
                case 'url':
                    $link->route_name = null;
                    $link->route_params = null;
                    $link->custom_path = null;
                    $link->product_id = null;
                    $link->category_id = null;
                    break;
                case 'product':
                    $link->route_name = null;
                    $link->route_params = null;
                    $link->custom_path = null;
                    $link->custom_url = null;
                    $link->category_id = null;
                    break;
                case 'category':
                    $link->route_name = null;
                    $link->route_params = null;
                    $link->custom_path = null;
                    $link->custom_url = null;
                    $link->product_id = null;
                    break;
            }
        });
    }
}