package org.gcube.spatial.data.sdi.rest;

import javax.inject.Inject;
import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;

import org.gcube.smartgears.annotations.ManagedBy;
import org.gcube.spatial.data.sdi.NetUtils;
import org.gcube.spatial.data.sdi.SDIServiceManager;
import org.gcube.spatial.data.sdi.engine.SDIManager;
import org.gcube.spatial.data.sdi.model.ServiceConstants;
import org.gcube.spatial.data.sdi.model.credentials.Credentials;
import org.gcube.spatial.data.sdi.model.service.GeoServerDescriptor;
import org.gcube.spatial.data.sdi.model.services.GeoServerDefinition;
import org.gcube.spatial.data.sdi.model.services.ServiceDefinition.Type;

import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.jaxrs.annotation.JacksonFeatures;

import io.swagger.annotations.Api;
import lombok.extern.slf4j.Slf4j;

@Path(ServiceConstants.GeoServer.INTERFACE)
@Api(value=ServiceConstants.GeoServer.INTERFACE)
@Slf4j
@ManagedBy(SDIServiceManager.class)
public class GeoServer {

	private final static String HOST_PATH_PARAM="host";
	
	
	@Inject
	private SDIManager sdi;
	
	@GET
	@Path("configuration/{"+HOST_PATH_PARAM+"}")
	@Produces(MediaType.APPLICATION_JSON)
	@JacksonFeatures(serializationEnable =  { SerializationFeature.INDENT_OUTPUT })
	public GeoServerDescriptor getInstanceConfiguration(@PathParam(HOST_PATH_PARAM) String host){
		try{
		log.trace("Serving credentials for host {} ",host);
		host=NetUtils.getHost(host);
		
		return sdi.getGeoServerManager().getDescriptorByHostname(host);	
		
		}catch(WebApplicationException e){
			throw e;
		}catch(Exception e){
			throw new WebApplicationException("Unable to serve request", e);
		}
	}
	
	
	@GET
	@Path("credentials/{"+HOST_PATH_PARAM+"}")
	@Produces(MediaType.APPLICATION_JSON)
	@JacksonFeatures(serializationEnable =  { SerializationFeature.INDENT_OUTPUT })
	public Credentials getInstanceCredentials(@PathParam(HOST_PATH_PARAM) String host){
		try{
		log.trace("Serving credentials for host {} ",host);
		host=NetUtils.getHost(host);		
		return sdi.getGeoServerManager().getDescriptorByHostname(host).getAccessibleCredentials().get(0);
		}catch(WebApplicationException e){
			throw e;
		}catch(Exception e){
			throw new WebApplicationException("Unable to serve request", e);
		}
	}
	
	@POST
	@Consumes(MediaType.APPLICATION_JSON)
	@Produces(MediaType.APPLICATION_XML)
	public String register(GeoServerDefinition toRegister) {
		try {
			return sdi.registerService(toRegister);
		}catch(WebApplicationException e) {
			throw e;
		}catch(Exception e) {
			throw new WebApplicationException("Unable to serve request",e);
		}
	}
	
	@POST
	@Consumes(MediaType.APPLICATION_JSON)
	@Path("import/{"+HOST_PATH_PARAM+"}")
	@Produces(MediaType.APPLICATION_XML)
	public String importFromScope(@QueryParam("sourceToken") String sourceToken,@PathParam(HOST_PATH_PARAM) String host) {
		try {
			return sdi.importService(sourceToken, host, Type.GEOSERVER);
		}catch(WebApplicationException e) {
			throw e;
		}catch(Exception e) {
			throw new WebApplicationException("Unable to serve request",e);
		}
	}
	
	
	
}