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// @flow
import gql from 'graphql-tag';
import { graphql } from 'react-apollo';
import { btoa } from 'b2a';
import directMessageThreadMessageConnectionFragment from '../../fragments/directMessageThread/directMessageThreadMessageConnection';
import type { DirectMessageThreadMessageConnectionType } from '../../fragments/directMessageThread/directMessageThreadMessageConnection';
import directMessageThreadInfoFragment from '../../fragments/directMessageThread/directMessageThreadInfo';
import type { DirectMessageThreadInfoType } from '../../fragments/directMessageThread/directMessageThreadInfo';
export type GetDirectMessageThreadMessageConnectionType = {
...$Exact<DirectMessageThreadInfoType>,
...$Exact<DirectMessageThreadMessageConnectionType>,
};
const LoadMoreMessages = gql`
query loadMoreMessages($id: ID!, $after: String) {
directMessageThread(id: $id) {
...directMessageThreadInfo
...directMessageThreadMessageConnection
}
}
${directMessageThreadInfoFragment}
${directMessageThreadMessageConnectionFragment}
`;
export const getDMThreadMessageConnectionQuery = gql`
query getDirectMessageThreadMessages($id: ID!, $after: String) {
directMessageThread(id: $id) {
...directMessageThreadInfo
...directMessageThreadMessageConnection
}
}
${directMessageThreadInfoFragment}
${directMessageThreadMessageConnectionFragment}
`;
export const getDMThreadMessageConnectionOptions = {
options: ({ id }: { id: string }) => ({
variables: {
id,
},
fetchPolicy: 'cache-and-network',
}),
// $FlowFixMe
props: ({ data: { directMessageThread }, data, ownProps, ...rest }) => ({
...rest,
data: {
...data,
messages:
directMessageThread &&
directMessageThread.messageConnection &&
directMessageThread.messageConnection.edges,
messageConnection:
directMessageThread && directMessageThread.messageConnection,
hasNextPage:
directMessageThread && directMessageThread.messageConnection
? directMessageThread.messageConnection.pageInfo.hasNextPage
: false,
fetchMore: () =>
data.fetchMore({
query: LoadMoreMessages,
variables: {
id: directMessageThread.id,
after:
directMessageThread.messageConnection.edges[
directMessageThread.messageConnection.edges.length - 1
].cursor,
},
updateQuery: (prev, { fetchMoreResult }) => {
if (!fetchMoreResult.directMessageThread) {
return prev;
}
return {
...prev,
directMessageThread: {
...prev.directMessageThread,
messageConnection: {
...prev.directMessageThread.messageConnection,
pageInfo: {
...prev.directMessageThread.messageConnection.pageInfo,
...fetchMoreResult.directMessageThread.messageConnection
.pageInfo,
},
edges: [
...prev.directMessageThread.messageConnection.edges,
...fetchMoreResult.directMessageThread.messageConnection
.edges,
],
},
},
};
},
}),
},
}),
};
export default graphql(
getDMThreadMessageConnectionQuery,
getDMThreadMessageConnectionOptions
);
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