<?php

namespace Alexr\Http\Traits;

trait TrackingDemoDataTrait
{
	/**
	 * Return demo filter options
	 */
	protected function getDemoFilters()
	{
		return [
			'success' => true,
			'filters' => [
				'sources' => [
					['value' => 'google', 'label' => 'google'],
					['value' => 'facebook', 'label' => 'facebook'],
					['value' => 'instagram', 'label' => 'instagram'],
					['value' => 'email', 'label' => 'email'],
					['value' => 'direct', 'label' => 'direct'],
				],
				'mediums' => [
					['value' => 'cpc', 'label' => 'cpc'],
					['value' => 'organic', 'label' => 'organic'],
					['value' => 'social', 'label' => 'social'],
					['value' => 'email', 'label' => 'email'],
					['value' => 'referral', 'label' => 'referral'],
				],
				'campaigns' => [
					['value' => 'summer_promo_2025', 'label' => 'summer_promo_2025'],
					['value' => 'weekend_special', 'label' => 'weekend_special'],
					['value' => 'anniversary_event', 'label' => 'anniversary_event'],
					['value' => 'valentines_day', 'label' => 'valentines_day'],
					['value' => 'new_menu_launch', 'label' => 'new_menu_launch'],
				],
				'terms' => [
					['value' => 'restaurant_zaragoza', 'label' => 'restaurant_zaragoza'],
					['value' => 'best_restaurant', 'label' => 'best_restaurant'],
					['value' => 'dinner_reservation', 'label' => 'dinner_reservation'],
					['value' => 'romantic_dinner', 'label' => 'romantic_dinner'],
				],
				'contents' => [
					['value' => 'banner_top', 'label' => 'banner_top'],
					['value' => 'sidebar_ad', 'label' => 'sidebar_ad'],
					['value' => 'story_post', 'label' => 'story_post'],
					['value' => 'newsletter_link', 'label' => 'newsletter_link'],
				]
			]
		];
	}

	/**
	 * Return demo tracking data with realistic distribution
	 */
	protected function getDemoData()
	{
		$trackings = [];
		$now = date('Y-m-d H:i:s');
		$currentMonth = date('Y-m');

		// Define campaigns with their properties
		$campaigns = [
			[
				'campaign' => 'summer_promo_2025',
				'source' => 'google',
				'medium' => 'cpc',
				'term' => 'restaurant_zaragoza',
				'content' => 'banner_top',
				'weight' => 35 // 35% of traffic
			],
			[
				'campaign' => 'weekend_special',
				'source' => 'facebook',
				'medium' => 'social',
				'term' => 'best_restaurant',
				'content' => 'story_post',
				'weight' => 25
			],
			[
				'campaign' => 'anniversary_event',
				'source' => 'instagram',
				'medium' => 'social',
				'term' => 'romantic_dinner',
				'content' => 'story_post',
				'weight' => 20
			],
			[
				'campaign' => null, // Direct traffic
				'source' => 'direct',
				'medium' => 'none',
				'term' => null,
				'content' => null,
				'weight' => 10
			],
			[
				'campaign' => 'new_menu_launch',
				'source' => 'email',
				'medium' => 'email',
				'term' => null,
				'content' => 'newsletter_link',
				'weight' => 7
			],
			[
				'campaign' => 'valentines_day',
				'source' => 'google',
				'medium' => 'organic',
				'term' => 'dinner_reservation',
				'content' => null,
				'weight' => 3
			]
		];

		// Generate 180 tracking records over the past 30 days
		$totalTrackings = 180;
		$id = 1;

		for ($i = 0; $i < $totalTrackings; $i++) {
			// Select campaign based on weight
			$campaign = $this->selectWeightedCampaign($campaigns);

			// Generate random date in current month
			$daysAgo = rand(0, 29);
			$hoursAgo = rand(0, 23);
			$minutesAgo = rand(0, 59);
			$dateCreated = date('Y-m-d H:i:s', strtotime("-{$daysAgo} days -{$hoursAgo} hours -{$minutesAgo} minutes"));

			// 40% of trackings result in bookings
			$hasBooking = (rand(1, 100) <= 40);

			$trackings[] = [
				'id' => $id++,
				'restaurant_id' => 1,
				'booking_id' => $hasBooking ? rand(1000, 9999) : null,
				'utm_source' => $campaign['source'],
				'utm_medium' => $campaign['medium'],
				'utm_campaign' => $campaign['campaign'],
				'utm_term' => $campaign['term'],
				'utm_content' => $campaign['content'],
				'user_agent' => $this->getRandomUserAgent(),
				'ip_address' => $this->getRandomIP(),
				'date_created' => $dateCreated
			];
		}

		// Sort by date_created desc
		usort($trackings, function($a, $b) {
			return strcmp($b['date_created'], $a['date_created']);
		});

		// Calculate statistics
		$stats = $this->calculateDemoStats($trackings, $currentMonth);

		return [
			'success' => true,
			'trackings' => $trackings,
			'stats' => $stats,
			'filters_applied' => [
				'period' => $currentMonth,
				'utm_source' => 'all',
				'utm_medium' => 'all',
				'utm_campaign' => 'all',
				'utm_term' => 'all',
				'utm_content' => 'all'
			]
		];
	}

	/**
	 * Select a campaign based on weighted distribution
	 */
	protected function selectWeightedCampaign($campaigns)
	{
		$rand = rand(1, 100);
		$cumulative = 0;

		foreach ($campaigns as $campaign) {
			$cumulative += $campaign['weight'];
			if ($rand <= $cumulative) {
				return $campaign;
			}
		}

		return $campaigns[0]; // Fallback
	}

	/**
	 * Calculate statistics for demo data
	 */
	protected function calculateDemoStats($trackings, $currentMonth)
	{
		$total_trackings = count($trackings);
		$confirmed_bookings = 0;
		$total_party = 0;

		$by_source = [];
		$by_medium = [];
		$by_campaign = [];

		foreach ($trackings as $tracking) {
			// Count bookings
			if ($tracking['booking_id']) {
				$confirmed_bookings++;
				$total_party += rand(2, 6); // Random party size 2-6
			}

			// Group by source
			$source = $tracking['utm_source'] ?: 'Direct';
			if (!isset($by_source[$source])) {
				$by_source[$source] = 0;
			}
			$by_source[$source]++;

			// Group by medium
			$medium = $tracking['utm_medium'] ?: 'None';
			if (!isset($by_medium[$medium])) {
				$by_medium[$medium] = 0;
			}
			$by_medium[$medium]++;

			// Group by campaign
			$campaign = $tracking['utm_campaign'] ?: 'None';
			if (!isset($by_campaign[$campaign])) {
				$by_campaign[$campaign] = 0;
			}
			$by_campaign[$campaign]++;
		}

		// Sort by count descending
		arsort($by_source);
		arsort($by_medium);
		arsort($by_campaign);

		$conversion_rate = $total_trackings > 0 ? round(($confirmed_bookings / $total_trackings) * 100, 2) : 0;
		$avg_party_size = $confirmed_bookings > 0 ? round($total_party / $confirmed_bookings, 1) : 0;

		$dateStart = $currentMonth . '-01 00:00:00';
		$dateEnd = date('Y-m-t', strtotime($currentMonth . '-01')) . ' 23:59:59';

		return [
			'total_trackings' => $total_trackings,
			'confirmed_bookings' => $total_trackings + 100, //$confirmed_bookings,
			'conversion_rate' => $conversion_rate,
			'avg_party_size' => $avg_party_size,
			'by_source' => $by_source,
			'by_medium' => $by_medium,
			'by_campaign' => $by_campaign,
			'period_start' => $dateStart,
			'period_end' => $dateEnd
		];
	}

	/**
	 * Get random user agent
	 */
	protected function getRandomUserAgent()
	{
		$userAgents = [
			'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36',
			'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36',
			'Mozilla/5.0 (iPhone; CPU iPhone OS 17_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Mobile/15E148 Safari/604.1',
			'Mozilla/5.0 (iPad; CPU OS 17_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Mobile/15E148 Safari/604.1',
			'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36',
		];

		return $userAgents[array_rand($userAgents)];
	}

	/**
	 * Get random IP address
	 */
	protected function getRandomIP()
	{
		return rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255) . '.' . rand(1, 255);
	}
}