package com.sahooz.library.countrypicker;

import android.Manifest;
import android.content.Context;

import androidx.annotation.NonNull;
import androidx.core.app.ActivityCompat;

import android.content.pm.PackageManager;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import android.location.LocationManager;
import android.text.TextUtils;
import android.util.Log;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Locale;

/**
 * Created by android on 17/10/17.
 */

public class Country implements PyEntity {
    private static final String TAG = Country.class.getSimpleName();
    public int code;
    public String name, translate, locale, pinyin;
    public int flag;
    private static ArrayList<Country> countries = new ArrayList<>();

    public Country(int code, String name, String translate, String pinyin, String locale, int flag) {
        this.code = code;
        this.name = name;
        this.translate = translate;
        this.flag = flag;
        this.locale = locale;
        this.pinyin = pinyin;
    }

    @Override
    public String toString() {
        return "Country{" +
                "code=" + code +
                ", name='" + name + '\'' +
                ", translate='" + translate + '\'' +
                ", locale='" + locale + '\'' +
                ", pinyin='" + pinyin + '\'' +
                ", flag=" + flag +
                '}';
    }

    public static ArrayList<Country> getAll() {
        return new ArrayList<>(countries);
    }

    public static Country fromJson(String json) {
        if (TextUtils.isEmpty(json)) return null;
        try {
            JSONObject jo = new JSONObject(json);
            return new Country(
                    jo.optInt("code"),
                    jo.optString("name"),
                    jo.optString("translate"),
                    jo.optString("pinyin"),
                    jo.optString("locale"),
                    jo.optInt("flag")
            );
        } catch (JSONException e) {
            e.printStackTrace();
        }
        return null;
    }

    public String toJson() {
        JSONObject jo = new JSONObject();
        try {
            jo.put("name", name);
            jo.put("translate", translate);
            jo.put("code", code);
            jo.put("flag", flag);
            jo.put("pinyin", pinyin);
            jo.put("locale", locale);
            return jo.toString();
        } catch (JSONException e) {
            e.printStackTrace();
        }
        return "{}";
    }

    public static void load(@NonNull Context ctx) throws IOException, JSONException {
        countries = new ArrayList<>();
        BufferedReader br = new BufferedReader(new InputStreamReader(ctx.getResources().getAssets().open("code.json")));
        String line;
        StringBuilder sb = new StringBuilder();
        while ((line = br.readLine()) != null)
            sb.append(line);
        br.close();
        JSONArray ja = new JSONArray(sb.toString());
        for (int i = 0; i < ja.length(); i++) {
            JSONObject jo = ja.getJSONObject(i);
            if (jo.getInt("code") == 886) {
                //过滤掉台湾省
                continue;
            }
            int flag = 0;
            String translate = "";
            String locale = jo.getString("locale");
            if (!TextUtils.isEmpty(locale)) {
                flag = ctx.getResources().getIdentifier("flag_" + locale.toLowerCase(), "drawable", ctx.getPackageName());
                translate = ctx.getString(ctx.getResources().getIdentifier("name_" + locale.toLowerCase(), "string", ctx.getPackageName()));
            }
            String name = jo.getString("name");
            Locale defaultLoc = Locale.getDefault();
            boolean inChina = "zh".equalsIgnoreCase(defaultLoc.getLanguage());

            countries.add(
                    new Country(
                            jo.getInt("code"),
                            name,
                            translate,
                            inChina ? jo.getString("pinyin") : name,
                            locale,
                            flag
                    )
            );
        }

        Collections.sort(countries, (o1, o2) -> o1.getPinyin().compareTo(o2.getPinyin()));

    }


    /**
     * 获取当前的国家区号（基于用户设置的语言和地区获取国家码）
     *
     * @return Country
     */
    public static Country getCountryInfo() {
        String countryCode = Locale.getDefault().getCountry();
        for (Country country : countries) {
            if (country.locale.equals(countryCode)) {
                return country;
            }
        }
        return null;
    }


    /**
     * 获取当前的国家区号（根据定位荻取国家编码）
     *
     * @return Country
     */
    public static Country getLocationCountryInfo(String countryCode) {
        if (TextUtils.isEmpty(countryCode)) {
            return null;
        }
        for (Country country : countries) {
            if (country.locale.equals(countryCode)) {
                return country;
            }
        }
        return null;
    }

    public static void destroy() {
        countries.clear();
    }

    @Override
    public int hashCode() {
        return code;
    }

    @NonNull
    @Override
    public String getPinyin() {
        return pinyin;
    }
}