Habit statistics (#7976)

* user interest statistics

* formatter + checkstyle

* small change in getUserInterestStatistic logic. add part 2 of user story about how statistics how users behave with habits.

* statistic of how users interact with habits (creation, subscription)

* delete logs

* test for service

* sneaky throws to test method

* sneaky throws to test method

* controller tests

* issue

* javadoc for new habit repo methods

* javadoc for new habit statistic service methods

* formatter

* Update ManagementHabitStatisticControllerTest.java

* Update HabitStatisticServiceImplTest.java

* Update ManagementHabitStatisticController.java

core/src/main/java/greencity/webcontroller/ManagementHabitStatisticController.java

@@ -0,0 +1,74 @@
+package greencity.webcontroller;
+
+import greencity.constant.HttpStatuses;
+import greencity.dto.habitstatistic.HabitDateCount;
+import greencity.service.HabitStatisticService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import lombok.AllArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import java.util.List;
+import java.util.Map;
+
+@Controller
+@AllArgsConstructor
+@RequestMapping("/management/habit/statistics")
+public class ManagementHabitStatisticController {
+    HabitStatisticService habitStatisticService;
+
+    @GetMapping
+    public String getStatisticsPage() {
+        return "core/management_habit_statistics";
+    }
+
+    /**
+     * Endpoint to retrieve user interest statistics.
+     *
+     * @return ResponseEntity containing user interest statistics.
+     */
+    @Operation(summary = "Retrieve user interest statistics.")
+    @ApiResponses(value = {
+        @ApiResponse(responseCode = "200", description = HttpStatuses.OK),
+        @ApiResponse(responseCode = "403", description = HttpStatuses.FORBIDDEN)
+    })
+    @GetMapping("/interest")
+    public ResponseEntity<Map<String, Long>> getUserInterestStatistics() {
+        return ResponseEntity.ok(habitStatisticService.calculateUserInterest());
+    }
+
+    /**
+     * Endpoint to retrieve habit behavior statistics.
+     *
+     * @return ResponseEntity containing habit behavior statistics.
+     */
+    @Operation(summary = "Retrieve statistics of how users behave with habits.")
+    @ApiResponses(value = {
+        @ApiResponse(responseCode = "200", description = HttpStatuses.OK),
+        @ApiResponse(responseCode = "403", description = HttpStatuses.FORBIDDEN)
+    })
+    @GetMapping("/habit-behavior")
+    public ResponseEntity<Map<String, Long>> getHabitBehaviorStatistics() {
+        return ResponseEntity.ok(habitStatisticService.calculateHabitBehaviorStatistic());
+    }
+
+    /**
+     * Endpoint to retrieve user interaction with habits(creation, subscription).
+     *
+     * @return ResponseEntity containing habit behavior statistics.
+     */
+    @Operation(summary = "Retrieve statistics of how users interact with habits.")
+    @ApiResponses(value = {
+        @ApiResponse(responseCode = "200", description = HttpStatuses.OK),
+        @ApiResponse(responseCode = "403", description = HttpStatuses.FORBIDDEN)
+    })
+    @GetMapping("/user-interaction")
+    public ResponseEntity<Map<String, List<HabitDateCount>>> getUserHabitInteractionStatistics(
+        @RequestParam(defaultValue = "weekly") String range) {
+        return ResponseEntity.ok(habitStatisticService.calculateInteractions(range));
+    }
+}