package com.example.test;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.content.ContextCompat;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.AssetManager;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;

import java.io.InputStream;
import java.util.ArrayList;


public class ClothesActivity extends AppCompatActivity {

    private Button btn_main;
    private Button btn_weather;
    public static String start = "";
    public static String from = "";
    TextView Location;

    ClothesRecommend mClothes;
    ClothesActivity cThis;

    TextView input_Average;
    TextView input_Perceived;
    TextView input_Wind;
    TextView input_Precipiation;

    ImageView main_Weather;
    ImageView main_Location;
    ImageView main_Average;
    ImageView main_Perceived;
    ImageView main_Wind;
    ImageView main_Precipitation;
    ImageView today_Cloth;
    ImageView recommend;

    Bitmap bitmap_Weather;
    Bitmap bitmap_Location;
    Bitmap bitmap_temperature;
    Bitmap bitmap_Wind;
    Bitmap bitmap_Precipitation;
    Bitmap bitmap_Today;
    Bitmap bitmap_Recommend;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_clothes);

        Initialize();
    }

    public void Initialize(){
        cThis = this;
        Location = (TextView) findViewById(R.id.txt_location);

        btn_main = findViewById(R.id.btn_main);//btn_main 아이디 찾기
        btn_main.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //버튼 클릭시 WeatherActivity 에서 MainActivity 로 이동
                Intent intent = new Intent(ClothesActivity.this, MainActivity.class);
                startActivity(intent);// 이동
            }
        });

        Intent intent = getIntent();
        String code = intent.getStringExtra("code");
        String start = intent.getStringExtra("start");
        String from = intent.getStringExtra("from");
        String leaf = intent.getStringExtra("leaf");
        String gender = intent.getStringExtra("gender");

        btn_weather = findViewById(R.id.btn_weather);//btn_weather 아이디 찾기
        btn_weather.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //버튼 클릭시 ClothesActivity 에서 WeatherActivity 로 이동 경로
                Intent intent = new Intent(ClothesActivity.this, WeatherActivity.class);
                intent.putExtra("code", code); //code에 있는 값 이동
                intent.putExtra("start", start); //start에 있는 값 이동
                intent.putExtra("from", from); //from에 있는 값 이동
                intent.putExtra("leaf", leaf); //leaf에 있는 값 이동
                intent.putExtra("gender", gender); //gender에 있는 값 이동
                startActivity(intent);// 이동
            }
        });


        Location.setText(leaf);
        mClothes = new ClothesRecommend((ClothesActivity) cThis);

        ImgUpload();
        Recommend(start, from, code, gender);
    }

    public void ImgUpload(){
        main_Location = (ImageView)findViewById(R.id.Img_location);

        main_Average = (ImageView)findViewById(R.id.Img_aver);
        main_Perceived = (ImageView)findViewById(R.id.Img_perceived);
        main_Wind = (ImageView)findViewById(R.id.Img_wind);
        main_Precipitation = (ImageView)findViewById(R.id.Img_pop);

        today_Cloth = (ImageView)findViewById(R.id.today_cloth);

        AssetManager as = getResources().getAssets();
        InputStream is = null;

        try{
            is = as.open("location.png");
            bitmap_Location = BitmapFactory.decodeStream(is);
            main_Location.setImageBitmap(bitmap_Location);
            is.close();
        }catch(Exception e){
            e.printStackTrace();
        }

        try{
            is = as.open("temperature.png");
            bitmap_temperature = BitmapFactory.decodeStream(is);
            main_Average.setImageBitmap(bitmap_temperature);
            main_Perceived.setImageBitmap(bitmap_temperature);
            is.close();
        }catch(Exception e){
            e.printStackTrace();
        }

        try{
            is = as.open("wind.png");
            bitmap_Wind = BitmapFactory.decodeStream(is);
            main_Wind.setImageBitmap(bitmap_Wind);
            is.close();
        }catch(Exception e){
            e.printStackTrace();
        }

        try{
            is = as.open("pop.png");
            bitmap_Precipitation = BitmapFactory.decodeStream(is);
            main_Precipitation.setImageBitmap(bitmap_Precipitation);
            is.close();
        }catch(Exception e){
            e.printStackTrace();
        }

        try{
            is = as.open("today_cloth.png");
            bitmap_Today = BitmapFactory.decodeStream(is);
            today_Cloth.setImageBitmap(bitmap_Today);
            is.close();
        }catch(Exception e){
            e.printStackTrace();
        }
    }

    public void Recommend(String start, String from, String code, String gender){
        ArrayList<ArrayList<String>> gData = new ArrayList<ArrayList<String>>();

        input_Average = (TextView)findViewById(R.id.input_aver);
        input_Perceived = (TextView)findViewById(R.id.input_perceived);
        input_Wind = (TextView)findViewById(R.id.input_wind);
        input_Precipiation = (TextView)findViewById(R.id.input_pop);

        // 날씨 정보 Get
        mClothes = new ClothesRecommend((ClothesActivity) cThis);
        gData = mClothes.AccessWeather(code);

        try {
            int tmp = 0;
            int tmx = -50; // 가장 높은 온도
            int tmn = 50; // 가장 낮은 온도
            int vmx = 0; // 가장 센 풍속
            int temp = 0; // 평균 온도를 구하기 위한 temp
            int stmp = 0; // 평균 온도를 구하기 위한 sumtmp
            int cnt = 0; // 평균 온도를 구하기 위한 cnt
            int gen = 0; // 성별
            int pop = 0; // 강수확률
            int mpop = 0; // 최대 강수확률

            ArrayList<Integer> wNum = new ArrayList<>();

            // gData에 접근
            for (int i = 0; i < gData.size(); i++) {
                String hour = gData.get(i).get(0);
                System.out.println(start);
                System.out.println(from);
                if (start.compareTo(hour) <= 0 && from.compareTo(hour) >= 0) {

                    wNum.add(i);
                    temp = Integer.parseInt(gData.get(i).get(1));
                    stmp += temp;
                    cnt += 1;

                    tmp = mClothes.Cal_Perceived(gData.get(i).get(1), gData.get(i).get(4));

                    // 최고 체감온도 설정
                    if (tmp > tmx) tmx = tmp;

                    // 최저 체감온도 설정
                    if (tmp < tmn) tmn = tmp;

                    double velo = Double.parseDouble(gData.get(i).get(4));

                    // 최대 풍속 설정
                    if (vmx < (int) velo)
                        vmx = (int) velo;

                    pop = Integer.parseInt(gData.get(i).get(6));
                    if (pop > mpop) {
                        mpop = pop;
                    }
                }
            }

            String main = gData.get(wNum.get(0)).get(5);
            main = GetMainWeather(main);

            AssetManager as = getResources().getAssets();
            InputStream is = null;

            main_Weather = (ImageView) findViewById(R.id.main_weather);

            try {
                is = as.open(main + ".png");
                bitmap_Weather = BitmapFactory.decodeStream(is);
                main_Weather.setImageBitmap(bitmap_Weather);
                is.close();
            } catch (Exception e) {
                e.printStackTrace();
            }

            if (cnt != 0) stmp = (stmp / cnt);
            if (gender.equals("여자")) gen = 1;
            int gap = tmx - tmn;

            ArrayList<Integer> perceived = new ArrayList<Integer>();
            perceived.add(mClothes.Cal_Perceived(String.valueOf(stmp),String.valueOf(vmx)));
            perceived.add(gen);

            ArrayList<ArrayList<String>> clothes = new ArrayList<ArrayList<String>>();
            clothes = mClothes.Recommend(perceived);

            ArrayList<String> wCode = clothes.get(0);
            ArrayList<String> Top = clothes.get(1);
            ArrayList<String> Bottom = clothes.get(2);

            // 옷 이미지 정보 불러오기
            String mCode = wCode.get(0);
            recommend = (ImageView)findViewById(R.id.recommend);

            try{
                is = as.open(mCode + ".png");
                bitmap_Recommend = BitmapFactory.decodeStream(is);
                recommend.setImageBitmap(bitmap_Recommend);
                is.close();
            } catch(Exception e){
                e.printStackTrace();
            }

            input_Average.setText(String.valueOf(stmp) + "°C");
            input_Perceived.setText(String.valueOf(tmn) + "°C ~ " + String.valueOf(tmx) + "°C");
            input_Wind.setText(String.valueOf(vmx) + "m/s");
            input_Precipiation.setText(String.valueOf(mpop) + "%");

            int rain;
            if (mpop < 60) {
                rain = 0;
            } else {
                rain = 1;
            }

            GetCheckList(MergeList(Top),MergeList(Bottom), gap, vmx, rain);
        } catch(Exception e){
            AlertDialog.Builder dlg = new AlertDialog.Builder(ClothesActivity.this);
            dlg.setMessage("선택한 시간대에 맞는 날씨를 불러올 수 없어 \n현재 날씨로 대체합니다."); // 메시지
            dlg.setPositiveButton("확인",new DialogInterface.OnClickListener(){
                public void onClick(DialogInterface dialog, int which) {
                }
            });
            dlg.show();

            ArrayList<String> Now = new ArrayList<>();
            Now = gData.get(0);

            String main = Now.get(5);
            main = GetMainWeather(main);

            AssetManager as = getResources().getAssets();
            InputStream is = null;

            main_Weather = (ImageView) findViewById(R.id.main_weather);

            try {
                is = as.open(main + ".png");
                bitmap_Weather = BitmapFactory.decodeStream(is);
                main_Weather.setImageBitmap(bitmap_Weather);
                is.close();
            } catch (Exception E) {
                E.printStackTrace();
            }

            int temp = mClothes.Cal_Perceived(Now.get(1), Now.get(4));

            input_Average.setText(Now.get(1) + "°C");
            input_Perceived.setText(String.valueOf(temp) + "°C");
            input_Wind.setText(Now.get(4) + "m/s");
            input_Precipiation.setText(Now.get(6) + "%");

            int rain;
            if (Integer.parseInt(Now.get(6)) < 60) {
                rain = 0;
            } else {
                rain = 1;
            }

            int gen = 0;
            if (gender.equals("여자"))
                gen = 1;

            ArrayList<Integer> perceived = new ArrayList<Integer>();
            perceived.add(temp);
            perceived.add(gen);

            ArrayList<ArrayList<String>> clothes = new ArrayList<ArrayList<String>>();
            clothes = mClothes.Recommend(perceived);

            ArrayList<String> wCode = clothes.get(0);
            ArrayList<String> Top = clothes.get(1);
            ArrayList<String> Bottom = clothes.get(2);

            // 옷 이미지 정보 불러오기
            String mCode = wCode.get(0);
            recommend = (ImageView)findViewById(R.id.recommend);

            try{
                is = as.open(mCode + ".png");
                bitmap_Recommend = BitmapFactory.decodeStream(is);
                recommend.setImageBitmap(bitmap_Recommend);
                is.close();
            } catch(Exception E){
                E.printStackTrace();
            }

            GetCheckList(MergeList(Top),MergeList(Bottom), 0, Integer.parseInt(Now.get(4)), rain);
        }

    }

    public String MergeList(ArrayList<String> list){
        String result = list.get(0);

        for (int i = 1; i < list.size(); i++){
            result = result + ", " + list.get(i);
        }

        return result;
    }

    public String GetMainWeather(String main){
        if (main.equals("Clear")) {
            main = "wClear";
        } else if (main.equals("Partly Cloudy")) {
            main = "wPartcloudy";
        } else if (main.equals("Mostly Cloudy")) {
            main = "wMostcloudy";
        } else if (main.equals("Cloudy")) {
            main = "wCloudy";
        } else if (main.equals("Rain")) {
            main = "wRain";
        } else if (main.equals("Snow/Rain")) {
            main = "wSnowrain";
        } else if (main.equals("Snow")) {
            main = "wSnow";
        }

        return main;
    }

    public void GetCheckList(String top, String bottom, int gap, int velo, int rain){
        ListView listview ;
        CheckListAdapter adapter;

        // Adapter 생성
        adapter = new CheckListAdapter() ;

        // 리스트뷰 참조 및 Adapter달기
        listview = (ListView) findViewById(R.id.checklist);
        listview.setAdapter(adapter);

        adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "상의는 " + top + "을 추천해요!");
        adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "하의는 " + bottom + "을 추천해요!");

        // 일교차 경고
        if (gap >= 10) {
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "일교차가 크니 옷차림에 주의하세요.");
        }

        // 풍속에 따른 옷 추천
        if (velo < 4) {
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "바람이 많이 불지 않아요~");
        } else if (velo >= 4 && velo < 9) {
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "바람이 조금 부니 긴팔이나 가디건을 챙겨주세요.");
        } else if (velo >= 9 && velo < 14) {
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "바람이 강하니 바람막이나 겉옷을 챙겨주세요.");
        } else {
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "아주 강한 바람이므로 외출을 자제해주세요.");
        }

        // 강수 확률에 따른 옷 추천
        if (rain == 0){
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "오늘은 비소식이 없네요!");
        } else if (rain == 1){
            adapter.addItem(ContextCompat.getDrawable(this, R.drawable.check), "오늘 비소식이 있으니 우산이나 우비를 챙기세요!!");
        }

        setListViewHeightBasedOnChildren(listview);
    }

    // 리스트뷰 전체 목록 보이는 함수
    public static void setListViewHeightBasedOnChildren(ListView listView) {
        ListAdapter listAdapter = listView.getAdapter();
        if (listAdapter == null) {
            // pre-condition
            return;
        }

        int totalHeight = 0;
        int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.AT_MOST);

        for (int i = 0; i < listAdapter.getCount(); i++) {
            View listItem = listAdapter.getView(i, null, listView);
            listItem.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
            totalHeight += listItem.getMeasuredHeight();
        }

        ViewGroup.LayoutParams params = listView.getLayoutParams();
        params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
        listView.setLayoutParams(params);
        listView.requestLayout();
    }
}