Unlike post

Remove your like from a post

Removes a like from a post. Uses a database transaction to ensure atomic operation.

Endpoint

DELETE /api/posts/{id}/like

Authentication

Required. User must be authenticated to unlike a post.

Path Parameters

id · integer · required

The unique identifier of the post to unlike (PostID)

Request Body

userName · string · required

The username of the authenticated user removing the like

Behavior

• Uses a database transaction for atomic operation to ensure data consistency
• Removes the PostLike record for the user and post
• Decrements the post’s LikeCount
• Transaction is rolled back if any operation fails

Request

curl -X DELETE https://api.example.com/api/posts/12345/like \
  -H "Authorization: Bearer YOUR_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "userName": "johndoe"
  }'

Response

status · integer

204 No Content - Like removed successfully

204 No Content

Errors

404 · error

Post or account does not exist, or action cannot be completed due to a block

409 · error

The user has not liked the post

{
  "error": "The user has not liked post"
}