<?php

namespace App\Models;

use App\Casts\VectorCast;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;
use Illuminate\Database\Eloquent\Relations\HasMany;

/** @property array<int, float>|null $embedding */
class Article extends Model
{
    protected $fillable = [
        'title',
        'content',
        'note',
        'allowed_actions',
        'status',
        'is_ai_draft',
        'embedding',
        'source',
        'source_url',
        'source_article_id',
        'category_id',
        'subcategory_id',
        'source_ticket_id',
    ];

    protected $casts = [
        'embedding' => VectorCast::class,
        'allowed_actions' => 'array',
        'is_ai_draft' => 'boolean',
    ];

    public function decisions(): HasMany
    {
        return $this->hasMany(AIDecision::class);
    }

    public function category(): BelongsTo
    {
        return $this->belongsTo(Category::class, 'category_id');
    }

    public function subcategory(): BelongsTo
    {
        return $this->belongsTo(Category::class, 'subcategory_id');
    }

    public function sourceTicket(): BelongsTo
    {
        return $this->belongsTo(Ticket::class, 'source_ticket_id');
    }

    public function chunks(): HasMany
    {
        return $this->hasMany(ArticleChunk::class);
    }

    public function quickReplies(): BelongsToMany
    {
        return $this->belongsToMany(QuickReply::class)->withTimestamps();
    }

    public function activeQuickReplies(): BelongsToMany
    {
        return $this->quickReplies()->where('is_active', true);
    }
}