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package ru.sfedu.opencvweb.webapi;

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import org.apache.log4j.Logger;
import org.opencv.core.Point;
import org.opencv.core.Scalar;
import org.opencv.core.Size;
import ru.sfedu.opencvgraphic.api.MyAPI;

/**
 *
 * @author maksimustimenko
 */
@Path("/api")
public class FoursLab {
    
    private static Logger logger = Logger.getLogger(FoursLab.class);
    public static Boolean inited = false;
    MyAPI instance = new MyAPI();
    
    @GET
    @Path("/segments")
    @Produces("application/json")
    public String segments(
            @QueryParam("img_name")String imgName,
            @QueryParam("min_height")int minHeight,
            @QueryParam("min_width")int minWidth,
            @QueryParam("max_height")int maxHeight,
            @QueryParam("max_width")int maxWidth
    ) throws Exception{
        init();
        String path = instance.segment(imgName, minHeight, minWidth, maxHeight, maxWidth);
        return "{\"status\": \"images uploaded segments\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/upDownPyramids")
    @Produces("application/json")
    public String upDownPyramids(
            @QueryParam("img_name")String imgName,
            @QueryParam("iterations")int iterations
    ) throws Exception{
        init();
        String path = instance.upDownPyramids(imgName, iterations);
        return "{\"status\": \"images uploaded UPDOWN\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/pyramidDown")
    @Produces("application/json")
    public String pyramidDown(
            @QueryParam("img_name")String imgName,
            @QueryParam("iterations")int iterations
    ) throws Exception{
        init();
        String path = instance.pyramidDown(imgName, iterations);
        return "{\"status\": \"images uploaded DOWN\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/pyramidUp")
    @Produces("application/json")
    public String pyramidUp(
            @QueryParam("img_name")String imgName,
            @QueryParam("iterations")int iterations
    ) throws Exception{
        init();
        String path = instance.pyramidUp(imgName, iterations);
        return "{\"status\": \"images uploaded UP\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/fillFlood")
    @Produces("application/json")
    public String fillFlood(
            @QueryParam("img_name")String imgName,
            @QueryParam("color")int color,
            @QueryParam("initVal")int initVal
    ) throws Exception{
        init();
        String path = instance.fillFlood(imgName, new Point(10, 10), null, new Scalar(initVal,initVal,initVal), new Scalar(initVal,initVal,initVal));
        return "{\"status\": \"images uploaded fillFlood\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/filtering")
    @Produces("application/json")
    public String filtering(
            @QueryParam("img_name")String imgName,
            @QueryParam("core_size")int coreSize
    ) throws Exception{
        init();
        Size core = new Size(coreSize, coreSize);
        String path = instance.filtering(imgName, core);
        return "{\"status\": \"images uploaded filtering\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/filteringCore")
    @Produces("application/json")
    public String filteringCore(
            @QueryParam("img_name")String imgName
    ) throws Exception{
        init();
        String path = instance.filtering_core(imgName);
        return "{\"status\": \"images uploaded filtering\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/morfologyTest")
    @Produces("application/json")
    public String morfologyTest(
            @QueryParam("img_name")String imgName
    ) throws Exception{
        init();
        String path = instance.morfologyTest(imgName);
        return "{\"status\": \"images uploaded morfologyTest\", \"path\": \"" + path + "\"}";
    }
    
    @GET
    @Path("/changeChanel")
    @Produces("application/json")
    public String changeChanel(
            @QueryParam("img_name")String imgName,
            @QueryParam("numChn")int numChn
    ) throws Exception{
        init();
        String path = instance.changeChanel(numChn, imgName);
        return "{\"status\": \"images uploaded changeChanel\", \"path\": \"" + path + "\"}";
    }
    
    public void init() throws Exception{
        if (!inited) {
            inited = true;
            instance.initApi();
        }
    }
}