/* 
 * Copyright 2015 Alexander Nozik.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package inr.numass.scripts;

import hep.dataforge.context.GlobalContext;
import static hep.dataforge.context.GlobalContext.out;
import hep.dataforge.data.ListDataSet;
import hep.dataforge.datafitter.FitManager;
import hep.dataforge.datafitter.FitState;
import hep.dataforge.datafitter.FitTask;
import hep.dataforge.datafitter.ParamSet;
import hep.dataforge.datafitter.models.XYModel;
import hep.dataforge.exceptions.NamingException;
import inr.numass.data.SpectrumDataAdapter;
import inr.numass.data.SpectrumGenerator;
import inr.numass.models.ModularTritiumSpectrum;
import inr.numass.models.NBkgSpectrum;
import inr.numass.utils.DataModelUtils;
import java.io.FileNotFoundException;
import java.util.Locale;
import static java.util.Locale.setDefault;

/**
 *
 * @author Darksnake
 */

setDefault(Locale.US);
GlobalContext global = GlobalContext.instance();
//        global.loadModule(new MINUITModule());

FitManager fm = new FitManager();

ModularTritiumSpectrum beta = new ModularTritiumSpectrum(9e-5, 14390d, 19001d, null);
beta.setCaching(false);

NBkgSpectrum spectrum = new NBkgSpectrum(beta);
XYModel model = new XYModel("tritium", spectrum, new SpectrumDataAdapter());

ParamSet allPars = new ParamSet();

allPars.setParValue("N", 3e5);
//значение 6е-6 соответствует полной интенстивности 6е7 распадов в секунду
//Проблема была в переполнении счетчика событий в генераторе. Заменил на long. Возможно стоит поставить туда число с плавающей точкой
allPars.setParError("N", 6);
allPars.setParDomain("N", 0d, Double.POSITIVE_INFINITY);
allPars.setParValue("bkg", 2d);
allPars.setParError("bkg", 0.03);
allPars.setParValue("E0", 18575.0);
allPars.setParError("E0", 2);
allPars.setParValue("mnu2", 0d);
allPars.setParError("mnu2", 1d);
allPars.setParValue("msterile2", 1000 * 1000);
allPars.setParValue("U2", 0);
allPars.setParError("U2", 1e-4);
allPars.setParDomain("U2", -1d, 1d);
allPars.setParValue("X", 0);
allPars.setParError("X", 0.01);
allPars.setParDomain("X", 0d, Double.POSITIVE_INFINITY);
allPars.setParValue("trap", 0);
allPars.setParError("trap", 0.01d);
allPars.setParDomain("trap", 0d, Double.POSITIVE_INFINITY);

//        PrintNamed.printSpectrum(GlobalContext.out(), spectrum, allPars, 0.0, 18700.0, 600);
//String fileName = "d:\\PlayGround\\merge\\scans.out";
//        String configName = "d:\\PlayGround\\SCAN.CFG";
//        ListDataSet config = OldDataReader.readConfig(configName);
SpectrumGenerator generator = new SpectrumGenerator(model, allPars, 12316);

ListDataSet data = generator.generateData(DataModelUtils.getUniformSpectrumConfiguration(13500d, 18200, 1e6, 60));

//        data = data.filter("X", Value.of(15510.0), Value.of(18610.0));
//        allPars.setParValue("X", 0.4);
FitState state = fm.buildState(data, model, allPars);

FitState res = fm.runTask(state, "QOW", FitTask.TASK_RUN, "N", "bkg", "E0", "U2");

res.print(out());