HW0

Author: bazhukovsi

src/main/java/ru/javawebinar/topjava/util/UserMealsUtil.java

@@ -3,11 +3,11 @@
 import ru.javawebinar.topjava.model.UserMeal;
 import ru.javawebinar.topjava.model.UserMealWithExcess;
 
+import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.time.Month;
-import java.util.Arrays;
-import java.util.List;
+import java.util.*;
 
 public class UserMealsUtil {
     public static void main(String[] args) {
@@ -28,12 +28,22 @@ public static void main(String[] args) {
     }
 
     public static List<UserMealWithExcess> filteredByCycles(List<UserMeal> meals, LocalTime startTime, LocalTime endTime, int caloriesPerDay) {
-        // TODO return filtered list with excess. Implement by cycles
-        return null;
+        Map<LocalDate, Integer> caloriesSumPerDate = new HashMap<>();
+        for (UserMeal meal : meals) {
+            caloriesSumPerDate.merge(meal.getDateTime().toLocalDate(), meal.getCalories(), Integer::sum);
+        }
+        List<UserMealWithExcess> userMealWithExcesses = new ArrayList<>();
+        for (UserMeal meal : meals) {
+            LocalDateTime dateTime = meal.getDateTime();
+            if (TimeUtil.isBetweenHalfOpen(dateTime.toLocalTime(), startTime, endTime)) {
+                userMealWithExcesses.add(new UserMealWithExcess(meal.getDateTime(), meal.getDescription(),
+                        meal.getCalories(), caloriesSumPerDate.get(dateTime.toLocalDate()) > caloriesPerDay));
+            }
+        }
+        return userMealWithExcesses;
     }
 
     public static List<UserMealWithExcess> filteredByStreams(List<UserMeal> meals, LocalTime startTime, LocalTime endTime, int caloriesPerDay) {
-        // TODO Implement by streams
         return null;
     }
 }