package cactusServer.resources;

import java.util.HashMap;

import javax.ws.rs.FormParam;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;

import org.ntlab.radishforandroidstudio.framework.model3D.Position3D;
import org.ntlab.radishforandroidstudio.framework.model3D.Quaternion3D;
import org.ntlab.radishforandroidstudio.framework.physics.AngularVelocity3D;
import org.ntlab.radishforandroidstudio.framework.physics.Velocity3D;

import cactusServer.entities.Instance;
import cactusServer.entities.MovableObject;
import cactusServer.entities.MovableObject.Attribute;
import cactusServer.models.Instances;
import net.arnx.jsonic.JSON;

@Path("/instances/{instanceId}/objects")
public class ObjectsRest {

	@Path("/{objectId}")
	@GET
	// @Produces(MediaType.APPLICATION_JSON)
	@Produces(MediaType.TEXT_PLAIN)
	public String getObject(@PathParam("instanceId") String instanceId, @PathParam("objectId") String objectId) {
		Instance instance = Instances.getInstance().getInstance(instanceId);
		if (instance != null) {
			return JSON.encode(instance.getObject(objectId));
		}
		return null;
	}

	@GET
	// @Produces(MediaType.APPLICATION_JSON)
	@Produces(MediaType.TEXT_PLAIN)
	public String getObjects(@PathParam("instanceId") String instanceId) {
		return JSON.encode(Instances.getInstance().getInstance(instanceId).getObjects()); 
	}

	@POST
	// @Produces(MediaType.APPLICATION_JSON)
	@Produces(MediaType.TEXT_PLAIN)
	public String createObject(@PathParam("instanceId") String instanceId, @FormParam("position") Position3D position,
			@FormParam("velocity") Velocity3D velocity, @FormParam("angularVelocity") AngularVelocity3D angularVelocity,
			@FormParam("angle") Quaternion3D angle, @FormParam("attribute") Attribute attribute,
			@FormParam("model") int modelID) {
		Instance instance = Instances.getInstance().getInstance(instanceId);
		HashMap<String, MovableObject> idMap = instance.createObject(position, velocity, angularVelocity, angle,
				attribute, modelID);
		HashMap<String, MovableObject> uriMap = new HashMap<>();
		for (String id : idMap.keySet()) {
			String uri = (InstancesRest.INSTANCES_URI + "/" + instanceId + "/objects/") + id;
			uriMap.put(uri, idMap.get(id));
		}
		return JSON.encode(uriMap);
	}

	@Path("/{objectId}")
	@PUT
	// @Produces(MediaType.APPLICATION_JSON)
	@Produces(MediaType.TEXT_PLAIN)
	public String updateObject(@PathParam("instanceId") String instanceId, @PathParam("objectId") String objectId,
			@FormParam("position") Position3D position, @FormParam("velocity") Velocity3D velocity,
			@FormParam("angularVelocity") AngularVelocity3D angularVelocity, @FormParam("angle") Quaternion3D angle) {
		Instance instance = Instances.getInstance().getInstance(instanceId);
		if (instance != null) {
			MovableObject object = instance.getObject(objectId);
			if (object != null) {
				object.setAngle(angle);
				object.setAngularVelocity(angularVelocity);
				object.setPosition(position);
				object.setVelocity(velocity);
				return JSON.encode(object);
			}
		}
		throw new WebApplicationException(400);
	}
}