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package m.hydrotools.efh2;

import csip.ModelDataService;
import javax.ws.rs.Path;
import m.efh2.EFH2HydrologyModel;
import oms3.annotations.Description;
import oms3.annotations.Name;

@Name("EFH2")
@Description("Storm runoff model based on conventions in Engineering Field Handbook.")
@Path("m/efh2/1.0")
public class V1_0 extends ModelDataService {

  static final String PRECIP = "precip";
  static final String RUNOFF = "runoff";
  static final String RUNOFFCURVENUMBER = "runoffcurvenumber";
  static final String STORMTYPE = "stormtype";
  static final String TIMEOFCONCENTRATION = "Tc";
  static final String UNITPEAKDISCHARGE = "unitpeakdischarge";
  static final String WATERSHEDLENGTH = "watershedlength";
  static final String WATERSHEDSLOPE = "watershedslope";
  //
  EFH2HydrologyModel model = new EFH2HydrologyModel();


  @Override
  protected void preProcess() throws Exception {
    model.setPrecip(parameter().getDouble(PRECIP)); // 14
    model.setRunoffCurveNumber(parameter().getInt(RUNOFFCURVENUMBER)); // 90
    model.setStormType(parameter().getString(STORMTYPE)); // 'I'
    model.setWatershedLength(parameter().getDouble(WATERSHEDLENGTH)); // 1500
    model.setWatershedSlope(parameter().getDouble(WATERSHEDSLOPE)); // 0.5
  }


  @Override
  protected void doProcess() throws Exception {
    model.simulate();
  }


  @Override
  protected void postProcess() throws Exception {
    results().put(RUNOFF, model.getRunoffQ(), "Runoff depth output", "inch");
    results().put(TIMEOFCONCENTRATION, model.getTimeOfConcentration(), "Time in hours for runoff to flow from the most hydraulically remote point to the project site", "hours" );
    results().put(UNITPEAKDISCHARGE, model.getUnitPeakDischarge(), "Unit Peak Discharge", "cfs/acre/inch");
  }

}