package com.education;

import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import androidx.appcompat.widget.Toolbar;
import android.util.Log;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Toast;

import com.github.mikephil.charting.charts.HorizontalBarChart;
import com.github.mikephil.charting.components.XAxis;
import com.github.mikephil.charting.components.YAxis;
import com.github.mikephil.charting.data.BarData;
import com.github.mikephil.charting.data.BarDataSet;
import com.github.mikephil.charting.data.BarEntry;
import com.github.mikephil.charting.interfaces.datasets.IBarDataSet;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import Config.ConstValue;
import util.CommonClass;
import util.JSONParser;

public class GrowthActivity extends CommonAppCompatActivity {
    protected HorizontalBarChart mChart;

    CommonClass common;
    JSONArray postData;
    ProgressDialog dialog;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_growth);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);


        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            Window window = getWindow();
            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
            window.setStatusBarColor(getResources().getColor(R.color.color_61));
        }

        common = new CommonClass(this);

        mChart = (HorizontalBarChart) findViewById(R.id.chart1);
        mChart.setDrawBarShadow(false);

        mChart.setDrawValueAboveBar(true);

        mChart.setDescription(getString(R.string.student_growth_chart_every_month));

        // if more than 60 entries are displayed in the chart, no values will be
        // drawn
        mChart.setMaxVisibleValueCount(100);

        // scaling can now only be done on x- and y-axis separately
        mChart.setPinchZoom(false);

        // draw shadows for each bar that show the maximum value
        // mChart.setDrawBarShadow(true);

        // mChart.setDrawXLabels(false);

        mChart.setDrawGridBackground(false);

        XAxis xl = mChart.getXAxis();
        xl.setPosition(XAxis.XAxisPosition.BOTTOM);
        xl.setDrawAxisLine(true);
        xl.setDrawGridLines(true);
        xl.setGridLineWidth(0.3f);

        YAxis yl = mChart.getAxisLeft();
        yl.setDrawAxisLine(true);
        yl.setDrawGridLines(true);
        yl.setGridLineWidth(0.3f);
        yl.setAxisMinValue(0f); // this replaces setStartAtZero(true)
//        yl.setInverted(true);

        YAxis yr = mChart.getAxisRight();
        yr.setDrawAxisLine(true);
        yr.setDrawGridLines(false);
        yr.setAxisMinValue(0f); // this replaces setStartAtZero(true)
//        yr.setInverted(true);

        //setData(12, 50);
        mChart.animateY(2500);

        new loadDataTask().execute();

    }

    private void setData(JSONArray jsonArray) {

        ArrayList<BarEntry> yVals1 = new ArrayList<BarEntry>();
        ArrayList<String> xVals = new ArrayList<String>();

        for (int i = 0; i < jsonArray.length(); i++) {
            try {
                JSONObject obj = jsonArray.getJSONObject(i);
                xVals.add(obj.getString("month").substring(0, 3));
                yVals1.add(new BarEntry(Float.valueOf(obj.getString("percentage")), i));

            } catch (JSONException e) {
                e.printStackTrace();
            }

        }

        BarDataSet set1;
        set1 = new BarDataSet(yVals1, "Monthly Growth");

        ArrayList<IBarDataSet> dataSets = new ArrayList<IBarDataSet>();
        dataSets.add(set1);
//            dataSets.add(set1);

        BarData data = new BarData(xVals, dataSets);
        data.setValueTextSize(10f);

        mChart.setData(data);

    }

    class loadDataTask extends AsyncTask<Void, Void, String> {
        @Override
        protected void onPreExecute() {
            dialog = ProgressDialog.show(GrowthActivity.this, "",
                    getResources().getString(R.string.loading_please_wait), true);

            super.onPreExecute();

        }

        @Override
        protected void onProgressUpdate(Void... values) {
            super.onProgressUpdate(values);

        }

        @Override
        protected String doInBackground(Void... params) {
            // TODO Auto-generated method stub
            String responseString = null;

            try {
                List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
                nameValuePairs.add(new BasicNameValuePair("student_id", common.getSession(ConstValue.COMMON_KEY)));

                JSONParser jParser = new JSONParser();
                String json = jParser.makeHttpRequest(ConstValue.GROWTH_URL, "POST", nameValuePairs);
                Log.e("responce", json);
                JSONObject jObj = new JSONObject(json);
                if (jObj.has("responce") && !jObj.getBoolean("responce")) {
                    responseString = jObj.getString("error");
                } else {
                    if (jObj.has("data")) {
                        postData = jObj.getJSONArray("data");
                    } else {
                        responseString = "Not Data found";
                    }
                }

            } catch (JSONException e) {
                // TODO Auto-generated catch block
                responseString = e.getMessage();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            return responseString;

        }

        @Override
        protected void onPostExecute(String result) {
            if (result != null) {
                Toast.makeText(getApplicationContext(), result, Toast.LENGTH_LONG).show();
            } else {
                if (postData != null && postData.length() > 0) {
                    setData(postData);
                }
            }
            dialog.dismiss();
        }

        @Override
        protected void onCancelled() {
            // TODO Auto-generated method stub
        }

    }


}