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import { useMutation, useQueryClient } from '@tanstack/react-query';
import { callApi } from '../helpers';
import { useCacheKey, useIsLoggedIn } from '../hooks';
import { subscriptionsCountQueryKeyPrefix } from '../queries/use-subscriptions-count-query';
import { PendingPostSubscriptionsResult, SubscriptionManagerSubscriptionsCount } from '../types';
type PendingPostDeleteParams = {
id: number | string;
};
type PendingPostDeleteResponse = {
deleted: boolean;
};
const usePendingPostDeleteMutation = () => {
const { isLoggedIn } = useIsLoggedIn();
const queryClient = useQueryClient();
const countCacheKey = useCacheKey( subscriptionsCountQueryKeyPrefix );
return useMutation( {
mutationFn: async ( params: PendingPostDeleteParams ) => {
if ( ! params.id ) {
throw new Error(
// reminder: translate this string when we add it to the UI
'ID is missing.'
);
}
const response = await callApi< PendingPostDeleteResponse >( {
apiNamespace: 'wpcom/v2',
path: `/post-comment-subscriptions/${ params.id }/delete`,
method: 'POST',
isLoggedIn,
apiVersion: '2',
} );
if ( ! response.deleted ) {
throw new Error(
// reminder: translate this string when we add it to the UI
'Something went wrong while deleting pending subscription.'
);
}
return response;
},
onMutate: async ( params ) => {
await queryClient.cancelQueries( {
queryKey: [ 'read', 'pending-post-subscriptions', isLoggedIn ],
} );
await queryClient.cancelQueries( { queryKey: countCacheKey } );
const previousPendingPostSubscriptions =
queryClient.getQueryData< PendingPostSubscriptionsResult >( [
'read',
'pending-post-subscriptions',
isLoggedIn,
] );
// remove post comment from pending post subscriptions
if ( previousPendingPostSubscriptions?.pendingPosts ) {
queryClient.setQueryData< PendingPostSubscriptionsResult >(
[ [ 'read', 'pending-post-subscriptions', isLoggedIn ] ],
{
pendingPosts: previousPendingPostSubscriptions.pendingPosts.filter(
( pendingPostSubscription ) => pendingPostSubscription.id !== params.id
),
totalCount: previousPendingPostSubscriptions.totalCount - 1,
}
);
}
const previousSubscriptionsCount =
queryClient.getQueryData< SubscriptionManagerSubscriptionsCount >( countCacheKey );
// decrement the post comment count
if ( previousSubscriptionsCount ) {
queryClient.setQueryData< SubscriptionManagerSubscriptionsCount >( countCacheKey, {
...previousSubscriptionsCount,
pending: previousSubscriptionsCount?.pending
? previousSubscriptionsCount?.pending - 1
: null,
} );
}
return { previousPendingPostSubscriptions, previousSubscriptionsCount };
},
onError: ( error, variables, context ) => {
if ( context?.previousPendingPostSubscriptions ) {
queryClient.setQueryData< PendingPostSubscriptionsResult >(
[ 'read', 'pending-post-subscriptions', isLoggedIn ],
context.previousPendingPostSubscriptions
);
}
if ( context?.previousSubscriptionsCount ) {
queryClient.setQueryData< SubscriptionManagerSubscriptionsCount >(
countCacheKey,
context.previousSubscriptionsCount
);
}
},
onSettled: () => {
queryClient.invalidateQueries( {
queryKey: [ 'read', 'pending-post-subscriptions', isLoggedIn ],
} );
queryClient.invalidateQueries( { queryKey: countCacheKey } );
},
} );
};
export default usePendingPostDeleteMutation;
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