<?php

define('INIT', true);
require_once 'config.php';

function e($s) {
	return htmlspecialchars($s);
}

function wc() {
	global $CFG;
	return $CFG['web_context'];
}

if (!isset($_GET['location'])) {
	require_once 'search.html.php';
	exit;
}

$location = $_GET['location'];
$apicall = 'https://api.openweathermap.org/data/2.5/forecast?'
	. 'q=' . urlencode($location)
	. '&appid=' . urlencode($CFG['api_key']);

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $apicall);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$body = curl_exec($ch);
$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

if ($httpcode !== 200) {
	$CFG['failure'] = $httpcode;
	require_once 'search.html.php';
	exit;
}

$data = json_decode($body);

$DATA = [
	'city' => $data->city->name . ', ' . $data->city->country,
	'population' => $data->city->population,
	'sunrise' => date('H:i:s', $data->city->sunrise),
	'sunset' => date('H:i:s', $data->city->sunset)
];

$icons = [
	//'01d' => "&#D83C;&#DF1E;",
	'01d' => '🌞',
	'01n' => '🌚',
	'02d' => "🌤",
	'02n' => "🌤",
	'03d' => "🌥",
	'03n' => "🌥",
	'04d' => "☁",
	'04n' => "☁",
	'09d' => "🌦",
	'09n' => "🌦",
	'10d' => "🌧",
	'10n' => "🌧",
	'11d' => "🌩",
	'11n' => "🌩",
	'13d' => "⛄",
	'13n' => "⛄",
	'50d' => "🌫",
	'50n' => "🌫"
];

$list = [];
foreach ($data->list as $line) {
	$temp = $line->main->temp - 273.15;
	$date = date('D. d.m. H:i', $line->dt);
	$icon = $icons[$line->weather[0]->icon];

	$rainArr = (array) ($line->rain ?? []);
	$snowArr = (array) ($line->snow ?? []);
	$rain = ($rainArr['3h'] ?? 0) + ($snowArr['3h'] ?? 0);

	$wind = $line->wind->speed;

	$flying = 'N';
	if ($rain === 0 && $wind < 2.5) {
		$flying = 'Y';
	} elseif ($rain <= 0.3 && $wind < 3.1) {
		$flying = 'M';
	}

	$flyingIcon = $flying === 'Y' ? "🛩"
		: $flying === 'M' ? "🛩"
		: '⏚';

	$riding = 'N';
	if ($rain === 0 && $temp > 15) {
		$riding = 'Y';
	} elseif ($rain <= 0.3 && $temp > 10) {
		$riding = 'M';
	}

	$ridingIcon = $riding === 'Y' ? "🏍"
		: $riding === 'M' ? "🏍"
		: "🚳";

	$list[] = [
		'temp' => $temp,
		'date' => $date,
		'icon' => $icon,
		'rain' => $rain,
		'wind' => $wind,
		'flying' => $flying,
		'flyingIcon' => $flyingIcon,
		'riding' => $riding,
		'ridingIcon' => $ridingIcon
	];
}

$lastDay = substr($list[0]['date'], 0, 11);
$dayGroup = [];
$grouped = [];
foreach($list as $line) {
	$dayStr = substr($line['date'], 0, 11);
	if ($dayStr === $lastDay) {
		$dayGroup[] = $line;
	} else {
		$grouped[] = $dayGroup;
		$dayGroup = [$line];
		$lastDay = $dayStr;
	}
}
$grouped[] = $dayGroup;

require_once 'display.html.php';