<?php

namespace App\Models;

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

class RateLimit extends Model
{
    protected $fillable = [
        'user_id',
        'requests_per_minute',
        'requests_per_hour',
        'requests_per_day',
        'current_minute_count',
        'current_hour_count',
        'current_day_count',
        'minute_started_at',
        'hour_started_at',
        'day_started_at',
        'is_rate_limited',
        'rate_limit_expires_at',
    ];

    protected $casts = [
        'requests_per_minute' => 'integer',
        'requests_per_hour' => 'integer',
        'requests_per_day' => 'integer',
        'current_minute_count' => 'integer',
        'current_hour_count' => 'integer',
        'current_day_count' => 'integer',
        'minute_started_at' => 'datetime',
        'hour_started_at' => 'datetime',
        'day_started_at' => 'datetime',
        'is_rate_limited' => 'boolean',
        'rate_limit_expires_at' => 'datetime',
    ];

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

    public function isMinuteLimitExceeded(): bool
    {
        if ($this->minute_started_at->lt(now()->subMinute())) {
            return false; // Period expired, should be reset
        }
        return $this->current_minute_count >= $this->requests_per_minute;
    }

    public function isHourLimitExceeded(): bool
    {
        if ($this->hour_started_at->lt(now()->subHour())) {
            return false; // Period expired, should be reset
        }
        return $this->current_hour_count >= $this->requests_per_hour;
    }

    public function isDayLimitExceeded(): bool
    {
        if ($this->day_started_at->lt(now()->subDay())) {
            return false; // Period expired, should be reset
        }
        return $this->current_day_count >= $this->requests_per_day;
    }

    public function isAnyLimitExceeded(): bool
    {
        return $this->isMinuteLimitExceeded() 
            || $this->isHourLimitExceeded() 
            || $this->isDayLimitExceeded();
    }
}