<?php

namespace App\Service;

use Symfony\Contracts\HttpClient\HttpClientInterface;
use Doctrine\ORM\EntityManagerInterface;

class Motocultrice
{
    private $overpassApiUrl = 'https://overpass-api.de/api/interpreter';
    private $osmApiUrl = 'https://www.openstreetmap.org/api/0.6';

    public $overpass_base_places = '
    (
  nw["amenity"~"^(cafe|bar|restaurant|library|cinema|fast_food|post_office|marketplace|community_centre|theatre|bank|townhall)$"](area.searchArea);
  nw["shop"](area.searchArea);
  nw["healthcare"](area.searchArea);
  nw["office"](area.searchArea);
);
    ';
    // ne pas lister les tags qui utilisent des morceaux particuliers de formulaire pour éviter que les gens aient besoin de connaître le tag OSM
    public $excluded_tags_to_render = [
        'name',
        'wheelchair',
        'harassment_prevention',
        'image',
        'panoramax',
    ];
    // les tags OSM que l'on estime nécessaires pour un commerce
    public $base_tags = [
        'name',
        'opening_hours',
        'contact:email',
        'contact:phone',
        'contact:housenumber',
        'contact:street',
        'contact:website',
        'contact:mastodon',
        'image',
        'note'
    ];

    // quand un commerce a fermé, on peut supprimer ces tags
    public $obsolete_tags = [
        "phone", "website", "email", "description", "brand", "opening_hours", 
                "check_date:opening_hours", "internet_access", 
                "indoor_seating", "takeaway", "female", "male", "unisex", 
                "ref:FR:NAF", "ref:FR:FINESS", "ref:FR:SIRET", "ref:FR:SIREN", "ref:vatin", 
				"healthcare", "dispensing", "lawyer", "vending", "vending_machine", 
                "self_service", "second_hand", "branch", "delivery", "start_date", 
                "beauty", "facebook", "tobacco", "bulk_purchase", 
                "drive_through", "pastry", "stroller", "fax", "trade", "network", 
                "mobile", "sport", "produce", "lottery", "supermarket", "information", 
                "tourism", "government", "brewery"
    ];
    public $tags_to_remove = [
        "diet:", "contact:", "name:", "payment:", "delivery:", "type:FR:", "ref:FR:SDIS:",
                "brand:", "fuel:", "service:", "description:", "operator:", "tickets:", "healthcare:"
    ];
    public $tags_to_convert = [
        "shop" => "was:shop", 
"information" => "was:information",
"office" => "was:office", 
"amenity" => "was:amenity",
"craft" => "was:craft",
"operator" => "was:operator",
"clothes" => "was:clothes", 
"cuisine" => "was:cuisine",
"official_name" => "was:official_name",
"short_name" => "was:short_name",
"alt_name" => "was:alt_name"

];


    public function export($zone) {
        $query = $this->get_export_query($zone);
        try {
            $response = $this->client->request('GET', 'https://overpass-api.de/api/interpreter', [
                'query' => [
                    'data' => $query
                ]
            ]);

            return $response->getContent();
        } catch (\Exception $e) {
            return "Erreur lors de la requête Overpass : " . $e->getMessage();
        }

    }

    public function get_export_query($zone) {
        return <<<QUERY
[out:csv(::id,::type,::lat,::lon,name,amenity,shop,office,healthcare,"contact:email",email,"contact:phone",phone,"contact:website",website,image,url,wikidata, opening_hours,"contact:housenumber","addr:housenumber","contact:street","addr:street",note,fixme,harassment_prevention,cuisine,brand,tourism,source,zip_code,"ref:FR:SIRET")];
{{geocodeArea:"{$zone}, France"}}->.searchArea;
{$this->overpass_base_places}
out skel qt;
QUERY;
    }

    public function get_query_places($zone) {
        return '[out:json][timeout:25];
area["ref:INSEE"="'.$zone.'"]->.searchArea;
'.$this->overpass_base_places.'
out center tags;';
    }

    private $more_tags = ['image', 'ref:FR:SIRET'];
    public function __construct(
        private HttpClientInterface $client,
        private EntityManagerInterface $entityManager
    ) {
    }

    public function map_post_values($request_post) {

        $has_ask_angela = false;
        $remove_ask_angela = false;
        $has_opening_hours = false; 


        $modified_request_post = [];

        foreach ($request_post as $key => $value) {
            if (strpos($key, 'custom__ask_angela') === 0 ) {
                if($value == 'ask_angela'){
                    $has_ask_angela = true;
                }else{
                    $remove_ask_angela = true;
                }
            }
            if (strpos($key, 'custom__opening_hours') === 0 && $value != '') {
                $has_opening_hours = true;
            }
            $modified_request_post[$key] = $value;
        }

        if($has_ask_angela) {
            $modified_request_post['commerce_tag_value__harassment_prevention'] = 'ask_angela';
        }
        if($remove_ask_angela) {
            unset($modified_request_post['commerce_tag_value__harassment_prevention']);
        }

        if($has_opening_hours) {
            $modified_request_post['commerce_tag_value__opening_hours'] = $request_post['commerce_tag_value__opening_hours'];
        }

        return $modified_request_post;
    }


    public function labourer(string $zone): array
    {
        try {
            $response = $this->client->request('POST', $this->overpassApiUrl, [
                'body' => ['data' => $this->get_query_places($zone)]
            ]);

            $data = json_decode($response->getContent(), true);
            
            $places = [];
            if (isset($data['elements'])) {
                foreach ($data['elements'] as $element) {
                    if (isset($element['tags'])) {

                        $email = "";
                        
                        $places[] = [
                            'id' => $element['id'],
                            'type' => $element['type'],
                            'name' => $element['tags']['name'] ?? '',
                            'email' => $email,
                            'lat' => $element['lat'] ?? null,
                            'lon' => $element['lon'] ?? null,
                            'tags' => $element['tags']
                        ];
                    }
                }
            }

            return $places;
        } catch (\Exception $e) {
            throw new \Exception("Erreur lors de la requête Overpass : " . $e->getMessage());
        }
    }

    public function get_city_osm_from_zip_code($zip_code) {
        // Requête Overpass pour obtenir la zone administrative de niveau 8 avec un nom
        $query = "[out:json][timeout:25];
        area[\"ref:INSEE\"=\"{$zip_code}\"]->.searchArea;
        (
            relation[\"admin_level\"=\"8\"][\"name\"][\"type\"=\"boundary\"][\"boundary\"=\"administrative\"](area.searchArea);
        );
        out body;
        >;
        out skel qt;";
        
        $response = $this->client->request('POST', $this->overpassApiUrl, [
            'body' => ['data' => $query]
        ]);
        $data = json_decode($response->getContent(), true);
        if (isset($data['elements']) && !empty($data['elements'])) {
            $city = $data['elements'][0]['tags']['name'];
            return $city;
        }
        return null;
    }

    public function get_osm_object_data($osm_kind = 'node', $osm_object_id = 12855459190)
    { 
        $object_id = "https://www.openstreetmap.org/api/0.6/".$osm_kind."/".$osm_object_id;
    

        try {
            $response = $this->client->request('GET', $object_id);
            $xml = simplexml_load_string($response->getContent());
            $json = json_encode($xml);
            $osm_object_data = json_decode($json, true);
        } catch (\Exception $e) {
            throw new \Exception("Impossible de récupérer les données OSM : " . $e->getMessage());
        }

        // convertir les tags en clés et valeurs, remplir avec les tags de base
        $osm_object_data['tags_converted'] = $this->base_tags;
        // Initialiser le tableau des tags convertis
        if (isset($osm_object_data['node'])) {
            $osm_object_data['node']['tags_converted'] = [];
        } elseif (isset($osm_object_data['way'])) {
            $osm_object_data['way']['tags_converted'] = [];
        }
        if(isset($osm_object_data['node'])){ 
            // Vérifier si le nœud a des tags
            if (!isset($osm_object_data['node']['tag'])) {
                $osm_object_data['node']['tags_converted'] = [];
                return $osm_object_data['node'];
            }

            // Si un seul tag, le convertir en tableau
            if (isset($osm_object_data['node']['tag']['@attributes'])) {
                $osm_object_data['node']['tag'] = [$osm_object_data['node']['tag']];
            }
            foreach ($osm_object_data['node']['tag'] as $tag) {
                $osm_object_data['node']['tags_converted'][$tag['@attributes']['k']] = $tag['@attributes']['v'];
            }
            $osm_object_data['node']['tags_converted'] = $this->migrate_tags($osm_object_data['node']['tags_converted']);
            return $osm_object_data['node'];
        }
        if(isset($osm_object_data['way'])){
            // Vérifier si le way a des tags
            if (!isset($osm_object_data['way']['tag'])) {
                $osm_object_data['way']['tags_converted'] = [];
                return $osm_object_data['way'];
            }

            // Si un seul tag, le convertir en tableau
            if (isset($osm_object_data['way']['tag']['@attributes'])) {
                $osm_object_data['way']['tag'] = [$osm_object_data['way']['tag']];
            }
            foreach ($osm_object_data['way']['tag'] as $attribute) {
                $osm_object_data['way']['tags_converted'][$attribute['@attributes']['k']] = $attribute['@attributes']['v'];
            }
            $osm_object_data['way']['tags_converted'] = $this->migrate_tags($osm_object_data['way']['tags_converted']);
            return $osm_object_data['way'];
        }

        return $osm_object_data;
    }
    

    public function find_main_tag($tags) {
        if(isset($tags['amenity']) && $tags['amenity'] != '') {
            return $tags['amenity'];
        }
        if(isset($tags['shop']) && $tags['shop'] != '') {
            return $tags['shop'];
        }
        if(isset($tags['tourism']) && $tags['tourism'] != '') {
            return $tags['tourism'];
        }
        if(isset($tags['healthcare']) && $tags['healthcare'] != '') {
            return $tags['healthcare'];
        }
        if(isset($tags['office']) && $tags['office'] != '') {
            return $tags['office'];
        }
        return null;
    }

    public function migrate_tags($osm_object_data) {

        // migrer email vers contact:email
        if(isset($osm_object_data['email']) && !isset($osm_object_data['contact:email'])){
            $osm_object_data['contact:email'] = $osm_object_data['email'];
            unset($osm_object_data['email']);
        }
        // migrer phone vers contact:phone
        if(isset($osm_object_data['phone']) && !isset($osm_object_data['contact:phone'])){
            $osm_object_data['contact:phone'] = $osm_object_data['phone'];
            unset($osm_object_data['phone']);
        }
        // migrer website vers contact:website
        if(isset($osm_object_data['website']) && !isset($osm_object_data['contact:website'])){
            $osm_object_data['contact:website'] = $osm_object_data['website'];
            unset($osm_object_data['website']);
        }
        // migrer addr:housenumber vers contact:housenumber
        if(isset($osm_object_data['addr:housenumber']) && !isset($osm_object_data['contact:housenumber'])){
            $osm_object_data['contact:housenumber'] = $osm_object_data['addr:housenumber'];
            unset($osm_object_data['addr:housenumber']);
        }
        // migrer addr:street vers contact:street
        if(isset($osm_object_data['addr:street']) && !isset($osm_object_data['contact:street'])){
            $osm_object_data['contact:street'] = $osm_object_data['addr:street'];
            unset($osm_object_data['addr:street']);
        }
        
        return $osm_object_data;
    }
        
    
    public static function uuid_create_static() {
        return $this->uuid_create();
    }

    public function uuid_create() {
    return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
        // 32 bits for "time_low"
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),

        // 16 bits for "time_mid"
        mt_rand( 0, 0xffff ),

        // 16 bits for "time_hi_and_version",
        // four most significant bits holds version number 4
        mt_rand( 0, 0x0fff ) | 0x4000,

        // 16 bits, 8 bits for "clk_seq_hi_res",
        // 8 bits for "clk_seq_low",
        // two most significant bits holds zero and one for variant DCE1.1
        mt_rand( 0, 0x3fff ) | 0x8000,

        // 48 bits for "node"
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )
    );
}

    public function formatOsmDataForSubmit(array $data): array
    {
        // Garder uniquement les tags essentiels
        $essentialTags = [
            'name',
            'opening_hours',
            // 'phone', 
            'contact:email',
            'contact:phone',
            'website',
            'contact:website',
            'wheelchair',
            'addr:housenumber',
            'addr:street',
            'addr:city',
            'addr:postcode',
            'amenity',
            'shop',
            'tourism',
            'source',
            'ref:FR:SIRET'
        ];

        $formattedData = [
            'node' => [
                '@attributes' => [
                    'id' => $data['@attributes']['id'],
                    'version' => $data['@attributes']['version'],
                    'changeset' => $data['@attributes']['changeset'],
                    'lat' => $data['@attributes']['lat'],
                    'lon' => $data['@attributes']['lon']
                ],
                'tag' => []
            ]
        ];

        // Filtrer et ajouter uniquement les tags essentiels
        if (isset($data['tag'])) {
            foreach ($data['tag'] as $tag) {
                if (in_array($tag['@attributes']['k'], $essentialTags)) {
                    $formattedData['node']['tag'][] = $tag;
                }
            }
        }

        return $formattedData;
    }

    private function arrayToXml(array $data): string
    {
        $xml = new \SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><osm></osm>');
        
        if (isset($data['node'])) {
            $node = $xml->addChild('node');
            foreach ($data['node']['@attributes'] as $key => $value) {
                $node->addAttribute($key, $value);
            }
            
            if (isset($data['node']['tag'])) {
                foreach ($data['node']['tag'] as $tag) {
                    $tagElement = $node->addChild('tag');
                    $tagElement->addAttribute('k', $tag['@attributes']['k']);
                    $tagElement->addAttribute('v', $tag['@attributes']['v']);
                }
            }
        }
        
        return $xml->asXML();
    }

    public function submitOsmData(array $data): void
    {
        $formattedData = $this->formatOsmDataForSubmit($data);
        $xmlData = $this->arrayToXml($formattedData);
        
        try {
            $response = $this->client->request('PUT', 
                "{$this->osmApiUrl}/node/{$data['@attributes']['id']}", 
                [
                    'body' => $xmlData,
                    'headers' => [
                        'Content-Type' => 'application/xml; charset=utf-8'
                    ]
                ]
            );

            if ($response->getStatusCode() !== 200) {
                throw new \Exception("Erreur lors de la soumission des données : " . $response->getContent());
            }
        } catch (\Exception $e) {
            throw new \Exception("Erreur lors de la communication avec l'API OSM : " . $e->getMessage());
        }
    }

    public function calculateStats(array $places): array
    {
        $counters = [
            'avec_horaires' => 0,
            'avec_adresse' => 0,
            'avec_site' => 0,
            'avec_accessibilite' => 0,
            'avec_note' => 0
        ];

        foreach ($places as $place) {
            if ($place->hasOpeningHours()) {
                $counters['avec_horaires']++;
            }
            if ($place->hasAddress()) {
                $counters['avec_adresse']++;
            }
            if ($place->hasWebsite()) {
                $counters['avec_site']++;
            }
            if ($place->hasWheelchair()) {
                $counters['avec_accessibilite']++;
            }
            if ($place->hasNote()) {
                $counters['avec_note']++;
            }
        }

        $totalPlaces = count($places);
        $completionPercent = 0;
        
        if ($totalPlaces > 0) {
            $totalCriteria = 5; // nombre total de critères
            $totalCompleted = array_sum($counters);
            $completionPercent = round(($totalCompleted / ($totalPlaces * $totalCriteria)) * 100);
        }

        return [
            'places_count' => $totalPlaces,
            'completion_percent' => $completionPercent,
            'counters' => $counters
        ];
    }
}