Проверьте, пожалуйста, ДЗ8

src/main/java/HWLesson_8/AppGlobalState.java

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+package HWLesson_8;
+
+import java.sql.*;
+
+public class AppGlobalState {
+
+    static {
+        try {
+            Class.forName("org.sqlite.JDBC");
+        } catch (ClassNotFoundException e) {
+            e.printStackTrace();
+        }
+    }
+
+    private static Connection connection;
+
+    private static Statement statement;
+
+    private static PreparedStatement insertWeatherPreparedStatement;
+
+    private static AppGlobalState instance;
+
+    public String cityName1;
+
+    private String cityKey;
+
+    public String getCityName1() {
+
+        return cityName1;
+    }
+
+    public static Connection getConnection() {
+
+        return connection;
+    }
+
+    public static Statement getStatement(){
+        return statement;
+    }
+
+    public static PreparedStatement getInsertWeatherPreparedStatement() {
+
+        return insertWeatherPreparedStatement;
+    }
+
+    public void setCityName1(String cityName1) {
+
+        this.cityName1 = cityName1;
+    }
+
+    public String getCityKey() {
+
+        return cityKey;
+    }
+
+    public void setCityKey(String cityKey) {
+
+        this.cityKey = cityKey;
+    }
+
+    public String getDbName() {
+
+        return "weather-app.db";
+    }
+
+
+    private AppGlobalState() {
+        try {
+            connection = DriverManager.getConnection("jdbc:sqlite:c:\\sqlite\\"+getDbName());
+            statement = connection.createStatement();
+            statement.executeUpdate("CREATE TABLE IF NOT EXISTS weather(" +
+                    "date TEXT NOT NULL,city TEXT NOT NULL, temp TEXT NOT NULL, text TEXT NOT NULL);");
+            insertWeatherPreparedStatement = connection.prepareStatement(
+                    "INSERT INTO weather (date, city, temp, text) VALUES (?,?,?,?);"
+            );
+
+
+
+        } catch (SQLException throwable) {
+            throwable.printStackTrace();
+            System.exit(1);
+        }
+    }
+    public static AppGlobalState getInstance () {
+        if (instance == null) {
+            instance = new AppGlobalState();
+        }
+        return instance;
+    }
+
+
+    public String getApiKey() {
+
+        return "fx9gkDPNYPPSGK87ixzUPZKVsbl01DQR";
+    }
+}

src/main/java/HWLesson_8/UserCommands.java

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+package HWLesson_8;
+
+public enum UserCommands {
+    GET_CURRENT_WEATHER,
+    GET_NEXT_FIVE_DAYS_WEATHER
+}

src/main/java/HWLesson_8/WeatherApp.java

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+package HWLesson_8;
+
+import HWLesson_8.view.IUserInterface;
+import HWLesson_8.view.UserInterface;
+
+public class WeatherApp {
+    public static void main(String[] args) {
+
+        IUserInterface ui = new UserInterface();
+
+        ui.showMenu();
+
+
+    }
+}

src/main/java/HWLesson_8/controller/Controller.java

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+package HWLesson_8.controller;
+
+import HWLesson_8.*;
+import HWLesson_8.model.*;
+
+import java.io.IOException;
+import java.text.ParseException;
+import java.util.List;
+
+public class Controller implements IController {
+
+    ICityCodeProvider codeProvider = new AccuWeatherCityCodeProvider();
+    IWeatherProvider weatherProvider = new AccuWeatherProvider();
+    IWeatherRepository weatherRepository = new SQLiteWeatherRepository();
+
+
+    @Override
+    public void onCityInput(String city) throws IOException {
+
+        if(city.length() == 1) {
+            throw new  IOException("Недопустимо короткое название города");
+        }
+        codeProvider.getCodeByCityName(city);
+
+    }
+
+    @Override
+    public void onCommandChosen(int selectedCommand) throws IOException, ParseException {
+        System.out.println(" ");
+        switch (selectedCommand) {
+            case 1: {
+                Weather currentWeather = weatherProvider.getCurrentWeather(AppGlobalState.getInstance().getCityKey());
+                System.out.println(currentWeather);
+                weatherRepository.saveWeatherObject(currentWeather);
+                break;
+            }
+            case 2: {
+                weatherProvider.getWeatherForFiveDays(AppGlobalState.getInstance().getCityKey());
+                break;
+            }
+            case 3: {
+                List<Weather> allData = weatherRepository.getAllData();
+                allData.forEach(System.out::println);
+
+                break;
+            }
+            default: {
+                throw new IOException("Вы ввели данные неверно.\n");
+            }
+        }
+    }
+
+}

src/main/java/HWLesson_8/controller/IController.java

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+package HWLesson_8.controller;
+
+import java.io.IOException;
+import java.text.ParseException;
+
+public interface IController {
+
+    void onCityInput(String city) throws IOException;
+
+    void onCommandChosen(int selectedCommand) throws IOException, ParseException;
+}

src/main/java/HWLesson_8/model/AccuWeatherCityCodeProvider.java

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+package HWLesson_8.model;
+
+import HWLesson_8.AppGlobalState;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import okhttp3.HttpUrl;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+import java.io.IOException;
+
+public class AccuWeatherCityCodeProvider implements ICityCodeProvider {
+
+    private static final String BASE_HOST = "dataservice.accuweather.com";
+    private static final String LOCATIONS_SERVICE_PATH = "locations";
+    private static final String API_VERSION = "v1";
+    private static final String API_KEY = AppGlobalState.getInstance().getApiKey();
+
+
+    private final OkHttpClient client = new OkHttpClient();
+    private final ObjectMapper objectMapper = new ObjectMapper();
+
+    @Override
+    public void getCodeByCityName(String cityName) throws IOException {
+        //http://dataservice.accuweather.com/locations/v1/cities/autocomplete?apikey={{accuweatherApiKey}}&q=Brest
+
+        HttpUrl detectLocationUrl = new HttpUrl.Builder()
+                .scheme("http")
+                .host(BASE_HOST)
+                .addPathSegment(LOCATIONS_SERVICE_PATH)
+                .addPathSegment(API_VERSION)
+                .addPathSegment("cities")
+                .addPathSegment("autocomplete")
+                .addQueryParameter("apikey", API_KEY)
+                .addQueryParameter("q", cityName)
+                .build();
+
+        Request detectLocationRequest = new Request.Builder()
+                .addHeader("accept", "application/json")
+                .url(detectLocationUrl)
+                .build();
+
+
+        Response response = client.newCall(detectLocationRequest).execute();
+        if (!response.isSuccessful()) {
+            throw new IOException("Сетевая ошибка\n");
+        }
+
+        assert response.body() != null;
+        String jsonBody = response.body().string();
+
+        if (objectMapper.readTree(jsonBody).size() < 1) {
+            throw new IOException("Города с таким названием не нашлось\n");
+        }
+
+        String cityTitle = objectMapper.readTree(jsonBody).get(0).at("/LocalizedName").asText();
+        String countryTitle = objectMapper.readTree(jsonBody).get(0).at("/Country/LocalizedName").asText();
+
+        String cityKey = objectMapper.readTree(jsonBody).get(0).at("/Key").asText();
+        System.out.println("* * * * * * * * * *");
+
+        System.out.printf("Поиск завершен. Город %s в стране %s!\n", cityTitle, countryTitle);
+        System.out.println("* * * * * * * * * *");
+        AppGlobalState.getInstance().setCityName1(cityTitle);
+
+
+        AppGlobalState.getInstance().setCityKey(cityKey);
+
+    }
+
+
+}

src/main/java/HWLesson_8/model/AccuWeatherProvider.java

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+package HWLesson_8.model;
+
+import HWLesson_8.AppGlobalState;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import okhttp3.HttpUrl;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+import java.io.IOException;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+public class AccuWeatherProvider implements IWeatherProvider {
+
+    private static final String BASE_HOST = "dataservice.accuweather.com";
+    private static final String CONDITIONS_PATH = "currentconditions";
+    private static final String FORECASTS = "forecasts";
+    private static final String API_VERSION = "v1";
+    private static final String DAILY = "daily";
+    private static final String DAYS = "5day";
+    private static final String API_KEY = AppGlobalState.getInstance().getApiKey();
+
+    private final OkHttpClient client = new OkHttpClient();
+    private final ObjectMapper objectMapper = new ObjectMapper();
+
+
+    @Override
+    public Weather getCurrentWeather(String cityKey) throws IOException, ParseException {
+        //http://dataservice.accuweather.com/currentconditions/v1/27497?apikey={{accuweatherApiKey}}
+
+        HttpUrl getWeatherUrl = new HttpUrl.Builder()
+                .scheme("http")
+                .host(BASE_HOST)
+                .addPathSegment(CONDITIONS_PATH)
+                .addPathSegment(API_VERSION)
+                .addPathSegment(cityKey)
+                .addQueryParameter("apikey", API_KEY)
+                .build();
+        Request getWeatherRequest = new Request.Builder()
+                .addHeader("accept", "application/json")
+                .url(getWeatherUrl)
+                .build();
+
+        Response response = client.newCall(getWeatherRequest).execute();
+        if (!response.isSuccessful()) {
+            throw new IOException("Ошибка сети\n");
+        }
+
+        assert response.body() != null;
+        String jsonBody2 = response.body().string();
+
+        String OneDayCityName = AppGlobalState.getInstance().getCityName1();
+        String OneDay = objectMapper.readTree(jsonBody2).get(0).at("/LocalObservationDateTime").asText().substring(0,10);
+
+        SimpleDateFormat oldDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        SimpleDateFormat newDateFormat = new SimpleDateFormat("dd.MM.yyyy");
+        Date date = oldDateFormat.parse(OneDay);
+        String OneDayForecastDate = newDateFormat.format(date);
+
+        String OneDayDescription = objectMapper.readTree(jsonBody2).get(0).at("/WeatherText").asText().toLowerCase();
+        String OneDayTemperature = objectMapper.readTree(jsonBody2).get(0).at("/Temperature/Metric/Value").asText();
+
+
+        Weather weather = new Weather(OneDayForecastDate, OneDayCityName, OneDayTemperature, OneDayDescription);
+        return weather;
+    }
+
+    @Override
+    public void getWeatherForFiveDays(String cityKey) throws IOException, ParseException {
+//http://dataservice.accuweather.com/forecasts/v1/daily/5day/295212?apikey=XYHQlFgxfVgXHA2ydmRCbLLAQacY1QbQ&language=ru&metric=true
+
+        HttpUrl getWeatherUrl = new HttpUrl.Builder()
+                .scheme("http")
+                .host(BASE_HOST)
+                .addPathSegment(FORECASTS)
+                .addPathSegment(API_VERSION)
+                .addPathSegment(DAILY)
+                .addPathSegment(DAYS)
+                .addPathSegment(cityKey)
+                .addQueryParameter("apikey", API_KEY)
+                .addQueryParameter("metric","true")
+                .build();
+
+        Request getWeatherRequest = new Request.Builder()
+                .addHeader("accept", "application/json")
+                .url(getWeatherUrl)
+                .build();
+
+        Response response = client.newCall(getWeatherRequest).execute();
+        if (!response.isSuccessful()) {
+            throw new IOException("Ошибка сети\n");
+        }
+        assert response.body() != null;
+        String jsonBody2 = response.body().string();
+
+        System.out.println(" ");
+
+        for (int i = 0; i < 5; i++) {
+
+            String firstDay = objectMapper.readTree(jsonBody2).at("/DailyForecasts/"+i+"/Date").asText().substring(0,10);
+            SimpleDateFormat oldDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+            SimpleDateFormat newDateFormat = new SimpleDateFormat("dd.MM.yyyy");
+            Date date = oldDateFormat.parse(firstDay);
+            String dayForecastDate = newDateFormat.format(date);
+
+            String dayCityName = AppGlobalState.getInstance().getCityName1();
+
+            String dayTemperatureMin = objectMapper.readTree(jsonBody2).at("/DailyForecasts/"+i+"/Temperature/Minimum/Value").asText();
+            String dayTemperatureMax = objectMapper.readTree(jsonBody2).at("/DailyForecasts/"+i+"/Temperature/Maximum/Value").asText();
+
+            String dayDescriptionDay = objectMapper.readTree(jsonBody2).at("/DailyForecasts/"+i+"/Day/IconPhrase").asText().toLowerCase();
+            String dayDescriptionNight = objectMapper.readTree(jsonBody2).at("/DailyForecasts/"+i+"/Night/IconPhrase").asText().toLowerCase();
+
+            System.out.println("* * * * * * * * * *");
+            System.out.printf("На дату %s в городе %s погода днем %s, погода ночью %s, а температура от %sC до %sC\n", dayForecastDate, dayCityName, dayDescriptionDay,dayDescriptionNight, dayTemperatureMin, dayTemperatureMax);
+
+        }
+
+    }
+
+}

src/main/java/HWLesson_8/model/ICityCodeProvider.java

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+package HWLesson_8.model;
+
+import java.io.IOException;
+
+public interface ICityCodeProvider {
+    void getCodeByCityName(String cityName) throws IOException;
+}