fix: omit postId, return user when follow/unfollow

Author: velopert

src/components/common/FollowButton.tsx

@@ -12,13 +12,11 @@ import { themedPalette } from '../../lib/styles/themes';
 export interface PostFollowButtonProps {
   followingUserId: string;
   followed: boolean | undefined;
-  postId: string;
 }
 
 const FollowButton: React.FC<PostFollowButtonProps> = ({
   followingUserId,
   followed,
-  postId,
 }) => {
   const client = useApolloClient();
   const currentUser = useUser();
@@ -52,7 +50,6 @@ const FollowButton: React.FC<PostFollowButtonProps> = ({
 
     const variables = {
       following_user_id: followingUserId,
-      post_id: postId,
     };
 
     const followFragment = gql`

src/containers/post/PostViewer.tsx

@@ -429,7 +429,6 @@ const PostViewer: React.FC<PostViewerProps> = ({
           <FollowButton
             followed={post.user.is_followed}
             followingUserId={post.user.id}
-            postId={post.id}
           />
         }
       />
@@ -447,7 +446,6 @@ const PostViewer: React.FC<PostViewerProps> = ({
             <FollowButton
               followed={post.user.is_followed}
               followingUserId={post.user.id}
-              postId={post.id}
             />
           }
         />

src/lib/graphql/user.ts

@@ -185,16 +185,18 @@ export const CONFIRM_CHANGE_EMAIL = gql`
 
 export const FOLLOW_USER = gql`
   mutation Follow($following_user_id: ID!, $post_id: ID!) {
-    follow(following_user_id: $following_user_id, post_id: $post_id) {
+    follow(following_user_id: $following_user_id) {
       id
+      is_followed
     }
   }
 `;
 
 export const UNFOLLOW_USER = gql`
   mutation Unfollow($following_user_id: ID!, $post_id: ID!) {
-    unfollow(following_user_id: $following_user_id, post_id: $post_id) {
+    unfollow(following_user_id: $following_user_id) {
       id
+      is_followed
     }
   }
 `;