feat: find project by project done.

src/main/java/com/seyed/ali/timeentryservice/client/ProjectServiceClient.java

@@ -1,6 +1,7 @@
 package com.seyed.ali.timeentryservice.client;
 
 import com.seyed.ali.timeentryservice.keycloak.util.KeycloakSecurityUtil;
+import com.seyed.ali.timeentryservice.model.payload.ProjectDTO;
 import com.seyed.ali.timeentryservice.model.payload.response.Result;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.core.ParameterizedTypeReference;
@@ -37,4 +38,10 @@ public boolean isProjectValid(String projectId) {
         return (boolean) booleanResult.getData();
     }
 
+    public ProjectDTO getProjectByNameOrId(String projectInfo) {
+        String url = this.projectServiceBaseURL + "/projects?identifier=" + projectInfo;
+        return this.sendRequest(url, HttpMethod.GET, new ParameterizedTypeReference<>() {
+        });
+    }
+
 }

src/main/java/com/seyed/ali/timeentryservice/controller/TimeEntryController.java

@@ -17,6 +17,7 @@
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
@@ -117,4 +118,22 @@ public ResponseEntity<Result> deleteTimeEntry(@PathVariable String timeEntryId)
         ));
     }
 
+    // ###################################################################################
+    @GetMapping("/project/{projectCriteria}")
+    @Operation(summary = "Get all time entries by project(ID or Name)", description = "Fetches all time entries from the database based on name or ID", responses = {
+            @ApiResponse(
+                    responseCode = "200",
+                    description = "Successful operation",
+                    content = @Content(array = @ArraySchema(schema = @Schema(implementation = TimeEntry.class)))
+            )
+    })
+    public ResponseEntity<Result> getTimeEntriesByProject(@PathVariable String projectCriteria) {
+        return ResponseEntity.ok(new Result(
+                true,
+                OK,
+                "TimeEntries - Project",
+                this.timeEntryService.getTimeEntriesByProjectCriteria(projectCriteria)
+        ));
+    }
+
 }

src/main/java/com/seyed/ali/timeentryservice/exceptions/handler/TimeEntryServiceHandlerAdvice.java

@@ -5,6 +5,7 @@
 import com.seyed.ali.timeentryservice.exceptions.OperationNotSupportedException;
 import com.seyed.ali.timeentryservice.exceptions.ResourceNotFoundException;
 import com.seyed.ali.timeentryservice.model.payload.response.Result;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.http.converter.HttpMessageNotReadableException;
 import org.springframework.security.access.AccessDeniedException;
@@ -14,6 +15,7 @@
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 
+import java.net.ConnectException;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -53,6 +55,16 @@ public ResponseEntity<Result> handleOperationNotSupportedException(OperationNotS
         ));
     }
 
+    @ExceptionHandler({ConnectException.class})
+    public ResponseEntity<Result> handleConnectException(ConnectException e) {
+        return ResponseEntity.status(SERVICE_UNAVAILABLE).body(new Result(
+                false,
+                SERVICE_UNAVAILABLE,
+                "The service is not available 👎🏻",
+                "ServerMessage 🚫 - " + e.getMessage()
+        ));
+    }
+
     @ExceptionHandler({MethodArgumentNotValidException.class})
     public ResponseEntity<Result> handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
         List<ObjectError> allErrors = e.getBindingResult().getAllErrors();

src/main/java/com/seyed/ali/timeentryservice/model/domain/TimeEntry.java

@@ -1,5 +1,6 @@
 package com.seyed.ali.timeentryservice.model.domain;
 
+import com.fasterxml.jackson.annotation.JsonManagedReference;
 import jakarta.persistence.CascadeType;
 import jakarta.persistence.Entity;
 import jakarta.persistence.Id;
@@ -30,6 +31,7 @@ public class TimeEntry implements Serializable {
     @OneToMany(mappedBy = "timeEntry", cascade = CascadeType.ALL)
     @ToString.Exclude
     @Builder.Default
+    @JsonManagedReference // this is the forward part of the relationship – the one that gets serialized normally
     private List<TimeSegment> timeSegmentList = new ArrayList<>();
 
     private String userId;

src/main/java/com/seyed/ali/timeentryservice/model/domain/TimeSegment.java

@@ -1,5 +1,6 @@
 package com.seyed.ali.timeentryservice.model.domain;
 
+import com.fasterxml.jackson.annotation.JsonBackReference;
 import jakarta.persistence.CascadeType;
 import jakarta.persistence.Entity;
 import jakarta.persistence.Id;
@@ -26,6 +27,7 @@ public class TimeSegment implements Serializable {
     private Duration duration;
 
     @ManyToOne(cascade = CascadeType.ALL)
+    @JsonBackReference // this is the back part of the relationship – it will be omitted from serialization to avoid the infinite loop
     private TimeEntry timeEntry;
 
 }

src/main/java/com/seyed/ali/timeentryservice/model/payload/ProjectDTO.java

@@ -2,6 +2,7 @@
 
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
@@ -13,6 +14,7 @@
  * DTO for {@link com.seyed.ali.projectservice.model.domain.Project}
  */
 @Data
+@Builder
 @AllArgsConstructor
 @NoArgsConstructor
 public class ProjectDTO implements Serializable {

src/main/java/com/seyed/ali/timeentryservice/model/payload/TimeEntryDTO.java

@@ -19,10 +19,20 @@
 @AllArgsConstructor
 public class TimeEntryDTO {
 
+        // #######
         @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for the time entry", example = "12345")
         @Size(max = 36, message = "timeEntryId must be maximum 36 characters")
         private String timeEntryId;
 
+        @Schema(requiredMode = Schema.RequiredMode.REQUIRED, description = "Unique identifier for the associated time entry", example = "12345")
+        @NotBlank(message = "projectId is mandatory and cannot be blank")
+        @NotNull(message = "projectId is mandatory and cannot be null")
+        private String projectId;
+
+        @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for the task to assign the time entry with", example = "12345")
+        private String taskId;
+
+        // #######
         @Schema(requiredMode = Schema.RequiredMode.REQUIRED, description = "Start time of the time entry in the format yyyy-MM-dd HH:mm", example = "2024-05-12 08:00:00")
         @NotBlank(message = "startTime is mandatory") @Pattern(regexp = "^\\d{4}-\\d{2}-\\d{2} \\d{2}:\\d{2}:\\d{2}$", message = "startTime must be in the format yyyy-MM-dd HH:mm:ss")
         private String startTime;
@@ -45,12 +55,4 @@ public class TimeEntryDTO {
         @Pattern(regexp = "^\\d{2}:\\d{2}:\\d{2}$", message = "duration must be in the format HH:mm:ss")
         private String duration;
 
-        @Schema(requiredMode = Schema.RequiredMode.REQUIRED, description = "Unique identifier for the associated time entry", example = "12345")
-        @NotBlank(message = "projectId is mandatory and cannot be blank")
-        @NotNull(message = "projectId is mandatory and cannot be null")
-        private String projectId;
-
-        @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for the task to assign the time entry with", example = "12345")
-        private String taskId;
-
 }

src/main/java/com/seyed/ali/timeentryservice/model/payload/response/TimeEntryResponse.java

@@ -16,12 +16,17 @@
 @NoArgsConstructor
 public class TimeEntryResponse {
 
+        // #######
         @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for the time entry", example = "12345")
         private String timeEntryId;
 
-        @ArraySchema(schema = @Schema(implementation = TimeSegmentDTO.class))
-        private List<TimeSegmentDTO> timeSegmentDTOList;
+        @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for associated project with the time entry", example = "12345")
+        private String projectId;
+
+        @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for the task to associate the task with time entry", example = "12345")
+        private String taskId;
 
+        // #######
         @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "A flag determining this time entry is billable", example = "true")
         private boolean billable;
 
@@ -31,10 +36,8 @@ public class TimeEntryResponse {
         @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Total time recorded", example = "00:00:18")
         private String totalDuration;
 
-        @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for associated project with the time entry", example = "12345")
-        private String projectId;
-
-        @Schema(requiredMode = Schema.RequiredMode.NOT_REQUIRED, description = "Unique identifier for the task to associate the task with time entry", example = "12345")
-        private String taskId;
+        // #######
+        @ArraySchema(schema = @Schema(implementation = TimeSegmentDTO.class))
+        private List<TimeSegmentDTO> timeSegmentDTOList;
 
 }

src/main/java/com/seyed/ali/timeentryservice/service/TimeEntryServiceImpl.java

@@ -1,8 +1,10 @@
 package com.seyed.ali.timeentryservice.service;
 
+import com.seyed.ali.timeentryservice.client.ProjectServiceClient;
 import com.seyed.ali.timeentryservice.exceptions.ResourceNotFoundException;
 import com.seyed.ali.timeentryservice.model.domain.TimeEntry;
 import com.seyed.ali.timeentryservice.model.domain.TimeSegment;
+import com.seyed.ali.timeentryservice.model.payload.ProjectDTO;
 import com.seyed.ali.timeentryservice.model.payload.TimeEntryDTO;
 import com.seyed.ali.timeentryservice.repository.TimeEntryRepository;
 import com.seyed.ali.timeentryservice.service.cache.TimeEntryCacheManager;
@@ -27,6 +29,7 @@ public class TimeEntryServiceImpl implements TimeEntryService {
     private final TimeParser timeParser;
     private final TimeEntryUtility timeEntryUtility;
     private final TimeEntryCacheManager timeEntryCacheManager;
+    private final ProjectServiceClient projectServiceClient;
 
     /**
      * {@inheritDoc}
@@ -128,4 +131,14 @@ public void deleteTimeEntry(TimeEntry timeEntry) {
         this.timeEntryRepository.delete(foundTimeEntry);
     }
 
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    @Transactional
+    public List<TimeEntry> getTimeEntriesByProjectCriteria(String projectCriteria) throws ResourceNotFoundException {
+        ProjectDTO projectDTO = this.projectServiceClient.getProjectByNameOrId(projectCriteria);
+        return this.timeEntryRepository.findByProjectId(projectDTO.getProjectId());
+    }
+
 }

src/main/java/com/seyed/ali/timeentryservice/service/TimeEntryTrackingServiceImpl.java

@@ -78,7 +78,16 @@ public TimeEntryDTO stopTrackingTimeEntry(String timeEntryId) {
         String endTimeStr = this.timeParser.parseLocalDateTimeToString(endTime);
         String durationStr = this.timeParser.parseDurationToString(totalDuration);
 
-        return new TimeEntryDTO(null, startTimeStr, endTimeStr, timeEntry.isBillable(), timeEntry.getHourlyRate().toString(), durationStr, timeEntry.getProjectId(), timeEntry.getTaskId());
+        return TimeEntryDTO.builder()
+                .timeEntryId(null)
+                .projectId(timeEntry.getProjectId())
+                .taskId(timeEntry.getTaskId())
+                .startTime(startTimeStr)
+                .endTime(endTimeStr)
+                .duration(durationStr)
+                .billable(timeEntry.isBillable())
+                .hourlyRate(timeEntry.getHourlyRate().toString())
+                .build();
     }
 
     /**
@@ -98,7 +107,16 @@ public TimeEntryDTO continueTrackingTimeEntry(String timeEntryId) {
 
         String hourlyRate = timeEntry.getHourlyRate() != null ? timeEntry.getHourlyRate().toString() : null;
         String startTimeStr = this.timeParser.parseLocalDateTimeToString(timeEntry.getTimeSegmentList().getLast().getStartTime());
-        return new TimeEntryDTO(timeEntryId, startTimeStr, null, timeEntry.isBillable(), hourlyRate, null, timeEntry.getProjectId(), timeEntry.getTaskId());
+        return TimeEntryDTO.builder()
+                .timeEntryId(timeEntryId)
+                .projectId(timeEntry.getProjectId())
+                .taskId(timeEntry.getTaskId())
+                .startTime(startTimeStr)
+                .endTime(null)
+                .duration(null)
+                .billable(timeEntry.isBillable())
+                .hourlyRate(hourlyRate)
+                .build();
     }
 
 }

src/main/java/com/seyed/ali/timeentryservice/service/interfaces/TimeEntryService.java

@@ -68,4 +68,13 @@ public interface TimeEntryService {
      */
     void deleteTimeEntry(TimeEntry timeEntry);
 
+    /**
+     * Fetches the time-entries by project(either it's ID or Name).
+     *
+     * @param projectCriteria either the ID or the Name of the project.
+     * @return List of Found TimeEntries.
+     * @throws ResourceNotFoundException If the project is not found.
+     */
+    List<TimeEntry> getTimeEntriesByProjectCriteria(String projectCriteria) throws ResourceNotFoundException;
+
 }

src/main/java/com/seyed/ali/timeentryservice/util/converter/TimeEntryConverter.java

@@ -73,7 +73,15 @@ public TimeEntryResponse convertToTimeEntryResponse(TimeEntry timeEntry) {
         }
 
         String totalDurationStr = this.timeParser.parseDurationToString(totalDuration);
-        return new TimeEntryResponse(timeEntry.getTimeEntryId(), timeSegmentDTOList, timeEntry.isBillable(), hourlyRate, totalDurationStr, timeEntry.getProjectId(), timeEntry.getTaskId());
+        return TimeEntryResponse.builder()
+                .timeEntryId(timeEntry.getTimeEntryId())
+                .projectId(timeEntry.getProjectId())
+                .taskId(timeEntry.getTaskId())
+                .totalDuration(totalDurationStr)
+                .billable(timeEntry.isBillable())
+                .hourlyRate(hourlyRate)
+                .timeSegmentDTOList(timeSegmentDTOList)
+                .build();
     }
 
     /**
@@ -90,7 +98,16 @@ public TimeEntryDTO createTimeEntryDTO(TimeEntry timeEntry, TimeSegment lastTime
                 : null;
         String endTimeStr = this.timeParser.parseLocalDateTimeToString(lastTimeSegment.getEndTime());
         String durationStr = this.timeParser.parseDurationToString(lastTimeSegment.getDuration());
-        return new TimeEntryDTO(timeEntry.getTimeEntryId(), startTimeString, endTimeStr, timeEntry.isBillable(), hourlyRate, durationStr, timeEntry.getProjectId(), timeEntry.getTaskId());
+        return TimeEntryDTO.builder()
+                .timeEntryId(timeEntry.getTimeEntryId())
+                .projectId(timeEntry.getProjectId())
+                .taskId(timeEntry.getTaskId())
+                .startTime(startTimeString)
+                .endTime(endTimeStr)
+                .billable(timeEntry.isBillable())
+                .hourlyRate(hourlyRate)
+                .duration(durationStr)
+                .build();
     }
 
     /**