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// @flow
import gql from 'graphql-tag';
import { graphql } from 'react-apollo';
import { getThreadMessageConnectionQuery } from '../../queries/thread/getThreadMessageConnection';
import { getDMThreadMessageConnectionQuery } from '../../queries/directMessageThread/getDirectMessageThreadMessageConnection';
export type DeleteMessageType = {
data: {
deleteMessage: boolean,
},
};
export const deleteMessageMutation = gql`
mutation deleteMessage($id: ID!) {
deleteMessage(id: $id)
}
`;
const deleteMessageOptions = {
props: ({ ownProps, mutate }) => ({
...ownProps,
deleteMessage: id =>
mutate({
variables: {
id,
},
update: store => {
// we have to split out the optimistic update by thread type
// because DMs and story threads have different queries and response
// shapes
if (ownProps.threadType === 'story') {
// Read the data from our cache for this query.
const data = store.readQuery({
query: getThreadMessageConnectionQuery,
variables: {
id: ownProps.threadId || ownProps.thread.id,
},
});
data.thread.messageConnection.edges = data.thread.messageConnection.edges.filter(
({ node }) => node.id !== id
);
// Write our data back to the cache.
store.writeQuery({
query: getThreadMessageConnectionQuery,
data,
variables: {
id: ownProps.threadId,
},
});
} else if (ownProps.threadType === 'directMessageThread') {
// Read the data from our cache for this query.
const data = store.readQuery({
query: getDMThreadMessageConnectionQuery,
variables: {
id: ownProps.threadId,
},
});
data.directMessageThread.messageConnection.edges = data.directMessageThread.messageConnection.edges.filter(
({ node }) => node.id !== id
);
// Write our data back to the cache.
store.writeQuery({
query: getDMThreadMessageConnectionQuery,
data,
variables: {
id: ownProps.threadId,
},
});
}
},
}),
}),
};
export default graphql(deleteMessageMutation, deleteMessageOptions);
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