Package io.github.navjotsrakhra.eventmanager.controller

Class UserEventPostController

java.lang.Object

io.github.navjotsrakhra.eventmanager.controller.UserEventPostController

@RestController
@RequestMapping("/user/events")
public class UserEventPostController
extends Object

The EventPostController class handles HTTP requests related to event posts.

Version:

1.0

Author:

Navjot Singh Rakhra

Constructor Summary

Constructors

Constructor	Description
UserEventPostController(EventPostGetService eventPostGetService, EventPostAddService eventPostAddService, EventPostEditService eventPostEditService)	Constructor for the EventPostController class.

Method Summary

Modifier and Type	Method	Description
org.springframework.http.ResponseEntity<?>	addEvent(EventPostDTO newEvent, Principal principal)	Handles POST requests for the "/events/post" URL to add a new event post if the user is the owner of the post.
org.springframework.http.ResponseEntity<?>	deleteEvent(Long ID, Principal principal)	Handles DELETE requests for the "/events/delete/{ID}" URL to delete an event post if the user is the owner of the post.
org.springframework.http.ResponseEntity<?>	editEvent(Long ID, EventPostDTO editedEvent, Principal principal)	Handles POST requests for the "/events/edit/{ID}" URL to edit a post if the user is the owner of the post.
org.springframework.http.ResponseEntity<org.springframework.data.domain.Page<EventPostDTO>>	getAllEvents(org.springframework.data.domain.Pageable pagination, Principal principal)	Handles GET requests for the "/events" URL and retrieves a list of all events posted by the current user.
org.springframework.http.ResponseEntity<String>	handleDateValidationException(DateValidationFailedException e)	Handles exceptions related to method date validation.
org.springframework.http.ResponseEntity<String>	handlePostNotFoundException(PostNotFoundException e)	Handles exceptions related to post not found.
org.springframework.http.ResponseEntity<List<String>>	handleValidationException(org.springframework.web.bind.MethodArgumentNotValidException methodArgumentNotValidException)	Handles exceptions related to method argument validation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

UserEventPostController

public UserEventPostController(EventPostGetService eventPostGetService,
 EventPostAddService eventPostAddService,
 EventPostEditService eventPostEditService)

Constructor for the EventPostController class.

Parameters:

eventPostGetService - Service for retrieving event posts.

eventPostAddService - Service for adding event posts.

eventPostEditService - Service of edition event posts.

Method Details

getAllEvents

@GetMapping
public org.springframework.http.ResponseEntity<org.springframework.data.domain.Page<EventPostDTO>> getAllEvents(@PageableDefault(size=5,sort="postedAt",direction=DESC)
 org.springframework.data.domain.Pageable pagination,
 Principal principal)

Handles GET requests for the "/events" URL and retrieves a list of all events posted by the current user. EventPostDTO is the exposed version of EventPost.

Parameters:

pagination - The pagination object. See Pageable. Defaults to page 0, size 5, sorted by postedAt.

principal - The Principal object is used to retrieve the username of the user making the request.

Returns:

ResponseEntity containing a list of EventPostDTO objects representing events posted by current user.

addEvent

@PostMapping("/post")
public org.springframework.http.ResponseEntity<?> addEvent(@RequestBody
 EventPostDTO newEvent,
 Principal principal)
                                                    throws DateValidationFailedException

Handles POST requests for the "/events/post" URL to add a new event post if the user is the owner of the post. EventPostDTO is the exposed version of EventPost

Parameters:

newEvent - The EventPostDTO object to be added, validated using @Valid annotation in the EventPostAddService.addEvent(EventPost, Principal).

principal - The Principal object is used to retrieve the username of the user making the request.

Returns:

ResponseEntity indicating the result of the operation.

Throws:

DateValidationFailedException - if date validation fails.

editEvent

@PostMapping("/edit/{ID}")
public org.springframework.http.ResponseEntity<?> editEvent(@PathVariable
 Long ID,
 @RequestBody
 EventPostDTO editedEvent,
 Principal principal)
                                                     throws DateValidationFailedException

Handles POST requests for the "/events/edit/{ID}" URL to edit a post if the user is the owner of the post. EventPostDTO is the exposed version of EventPost

Parameters:

editedEvent - The EventPostDTO object to be edited, validated using @Valid annotation in the EventPostAddService.addEvent(EventPost, Principal).

principal - The Principal object is used to retrieve the username of the user making the request.

Returns:

ResponseEntity indicating the result of the operation.

Throws:

DateValidationFailedException - if date validation fails.

deleteEvent

@DeleteMapping("/delete/{ID}")
public org.springframework.http.ResponseEntity<?> deleteEvent(@PathVariable
 Long ID,
 Principal principal)

Handles DELETE requests for the "/events/delete/{ID}" URL to delete an event post if the user is the owner of the post. EventPostDTO is the exposed version of EventPost

Parameters:

ID - The ID of the event post to delete.

principal - The Principal object is used to retrieve the username of the user making the request.

Returns:

ResponseEntity indicating the result of the operation.

handleValidationException

@ExceptionHandler(org.springframework.web.bind.MethodArgumentNotValidException.class)
public org.springframework.http.ResponseEntity<List<String>> handleValidationException(org.springframework.web.bind.MethodArgumentNotValidException methodArgumentNotValidException)

Handles exceptions related to method argument validation.

Parameters:

methodArgumentNotValidException - Exception related to method argument validation.

Returns:

ResponseEntity containing a list of error messages with a BAD_REQUEST status.

handleDateValidationException

@ExceptionHandler(DateValidationFailedException.class)
public org.springframework.http.ResponseEntity<String> handleDateValidationException(DateValidationFailedException e)

Handles exceptions related to method date validation.

Parameters:

e - Exception related to date validation.

Returns:

ResponseEntity containing an error message with a BAD_REQUEST status.

handlePostNotFoundException

@ExceptionHandler(PostNotFoundException.class)
public org.springframework.http.ResponseEntity<String> handlePostNotFoundException(PostNotFoundException e)

Handles exceptions related to post not found.

Parameters:

e - Exception related to error where the post to edit's ID is not found.

Returns:

ResponseEntity containing an error message with a NOT_FOUND status.