/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package m.example.externalexe;

import csip.ModelDataService;
import csip.api.server.Executable;
import csip.annotations.*;
import static csip.annotations.ResourceType.*;
import java.io.StringWriter;
import javax.ws.rs.Path;

/**
 * External model service. Invoking the mod.exe model  with arguments.
 * The stdout.txt file will contain the result.
 *
 * @author od
 */
@Name("externalexe")
@Description("Example of an external model")
@Path("m/externalexe/2.0")
@Polling(first = 2000, next = 2000)
@Resources({
    // resource definition for the mod.exe executable
    @Resource(file = "${watershed.python3}", id = "py", type = ResourceType.REFERENCE), // arguments in code.
    // list all the files (wildcards alowed) that should be captured as output)
    @Resource(file = "*stdout.txt *stderr.txt", type = OUTPUT)
})
public class V2_0 extends ModelDataService {

    @Override
    protected void doProcess() throws Exception {
      
        StringWriter w = new StringWriter();
        
        // get the resource by its 'id'
        Executable e = resources().getExe("py"); 
        
        e.redirectOutput(w);
        // provide arguments
        e.setArguments("-c", "print('hey')");
        // execute it
        int ret = e.exec();
        
        System.out.println("ret " + ret);
        System.out.println("ret " + w.toString());
        // return thye status. The output 
    }
    
    
    public static void main(String[] args) throws Exception {
//      Config.properties().put("watershed.python3", "python3");
      V2_0 s = new V2_0();
      s.doProcess();
  }
}