<?php

namespace GeoserverBundle\Services;

use Symfony\Component\DependencyInjection\ContainerInterface;

class GeoserverService
{

    /**
     * @var ContainerInterface
     */
    protected $serviceContainer;

    protected $user;
    protected $pass;
    protected $host;
    protected $port;
    protected $pathShapes;
    protected $url;

    /**
     * @param ContainerInterface $serviceContainer
     */
    public function __construct(ContainerInterface $serviceContainer)
    {
        $this->serviceContainer = $serviceContainer;

        if($this->serviceContainer->getParameter("geoserver_service")) {

            $this->user = $this->serviceContainer->getParameter("geoserver_user");
            $this->pass = $this->serviceContainer->getParameter("geoserver_pass");
            $this->host = $this->serviceContainer->getParameter("geoserver_host");
            $this->port = $this->serviceContainer->getParameter("geoserver_port");
            
            $this->pathShapes = $this->serviceContainer->getParameter("geoserver_path_shapes");
            $this->url = "https://{$this->host}/geoserver";
        }
    }

    // curl -v -u admin:geoserver -XPOST -H "Content-type: text/xml" -d "<workspace><name>workspaceName</name></workspace>" http://127.0.0.1:8081/geoserver/rest/workspaces
    public function createWorkspace($workspace) 
    {
        $ch = curl_init();
        $url = "{$this->getUrlRest()}/workspaces";

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, "<workspace><name>{$workspace}</name></workspace>");
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Content-Type: text/xml";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}
        curl_close($ch);
    }

    // curl -v -u admin:geoserver -XPUT -H "Content-type: text/plain" -d "file:/dir_con_shapes/" "http://localhost:8080/geoserver/rest/workspaces/workspaceName/datastores/shapefiles/external.shp?configure=all"
    public function updateShape($workspace)
    {
        $ch = curl_init();
        $path = $this->pathShapes.DIRECTORY_SEPARATOR.$workspace.DIRECTORY_SEPARATOR;
        $url = "{$this->getUrlRest()}/workspaces/{$workspace}/datastores/shapefiles/external.shp?configure=all";
        // http://200.50.168.118:8081/geoserver/rest/workspaces/deviceServer_1/datastores/shapefiles/external.shp?configure=all

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, "file:{$path}");
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PUT");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Content-type: text/plain";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}
        curl_close ($ch);

    }

    public function getLayers($workspace) 
    {

        $nameWorkspace = "{$workspace}";
        $ch = curl_init();

        $url = "{$this->getUrlRest()}/workspaces/{$workspace}/datastores/shapefiles/featuretypes.json";

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Accept: application/json";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}

        curl_close($ch);
        
        $data = json_decode($result,true);
        if(is_array($data)) 
            return $data;

        return array();
    } 

    // ELIMINAMOS EL SHAPE - curl -v -u admin:geoserver -XDELETE "http://localhost:8080/geoserver/rest/layers/workspaceName:shapeName.json"
    // ELIMINAMOS EL REGISTRO EN DATASTORE - curl -v -u admin:geoserver -XDELETE "http://localhost:8080/geoserver/rest/workspaces/workspaceName/datastores/shapefiles/featuretypes/shapeName.json"
    public function deleteShape($workspace, $shape) 
    {
        $ch = curl_init();

        $urlLayer = "{$this->getUrlRest()}/layers/{$workspace}:{$shape}.json";
        $urlWorkspace = "{$this->getUrlRest()}/workspaces/{$workspace}/datastores/shapefiles/featuretypes/{$shape}.json";

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "DELETE");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        curl_setopt($ch, CURLOPT_URL, $urlLayer);
        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}
        
        curl_setopt($ch, CURLOPT_URL, $urlWorkspace);
        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}

        curl_close ($ch);
    }

    public function putData($rest, $data) 
    {

        $ch = curl_init();
        $url = "{$this->getUrlRest()}/{$rest}";
        
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PUT");
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Content-Type: text/xml";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}
        
        curl_close($ch);
    }

    public function getUrlRest() 
    {
        $url = "{$this->url}/rest";
        
        return $url;
    }
    
    public function getUrlWms($workspace) 
    {
        $url = "{$this->url}/{$workspace}/wms";
        
        return $url;
    }

    
    public function existResource($url) 
    {

        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Accept: application/json";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}

        curl_close($ch);
        
        $data = json_decode($result,true);
        if(is_array($data)) 
            return $data;

        return array();
    }

    public function getLayerData($workspace, $shape) 
    {
        $url = "{$this->getUrlRest()}/workspaces/{$workspace}/datastores/shapefiles/featuretypes/{$shape}.json";
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Accept: application/json";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}

        curl_close($ch);
        
        $data = json_decode($result,true);
        if(is_array($data)) 
            return $data;

        return array();
    }

    public function getFeature($workspace, $params) 
    {

        $ch = curl_init();

        $url = "{$this->getUrlWms($workspace)}?".http_build_query($params);

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        $headers[] = "Accept: application/json";
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}

        curl_close($ch);
        
        return $result;

        
    }

    public function getImage($workspace, $params) 
    {

        $ch = curl_init();

        $url = "{$this->getUrlWms($workspace)}?".http_build_query($params);

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "GET");
        curl_setopt($ch, CURLOPT_USERPWD, "{$this->user}:{$this->pass}");

        $headers = array();
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $result = curl_exec($ch);
        if (curl_errno($ch)) {echo 'Error:' . curl_error($ch);}

        curl_close($ch);
        
        return $result;

    }


}