<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasOne;

class Event extends Model
{
    protected $table = 'calendarobjects'; // Sabre table
    public $timestamps = false;
    protected $primaryKey = 'id';

    /* add mass-assignment for these cols */
    protected $fillable = [
        'calendarid',
        'uri',
        'lastmodified',
        'etag',
        'size',
        'componenttype',
        'uid',
        'calendardata',
    ];

    /* casts */
    protected $casts = [
        'start_at' => 'datetime',
        'end_at' => 'datetime',
    ];

    /* owning calendar */
    public function calendar(): BelongsTo
    {
        return $this->belongsTo(Calendar::class, 'calendarid');
    }

    /* ui-specific metadata (category, reminders, extra json) */
    public function meta(): HasOne
    {
        return $this->hasOne(EventMeta::class, 'event_id');
    }

    /**
     * filter events in event_meta by start and end time
     */
    public function scopeInRange($query, $start, $end)
    {
        return $query->whereHas('meta', function ($q) use ($start, $end) {
            $q->where('start_at', '<=', $end)
              ->where(function ($qq) use ($start) {
                  $qq->where('end_at', '>=', $start)
                     ->orWhereNull('end_at');          // open-ended events
              });
        });
    }

    /**
     * ccnvenience wrapper for calendar controller
     */
    public static function forCalendarsInRange($calendarIds, $start, $end)
    {
        return static::query()
            ->with('meta')                           // eager-load meta once
            ->whereIn('calendarid', $calendarIds)
            ->inRange($start, $end)                  // ← the scope above
            ->get();
    }
}