json-crdt-server
Version:
JSON CRDT server and syncing local-first browser client
60 lines (59 loc) • 2.3 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.update = void 0;
/** Entry TLL in seconds. */
const ttl = 30;
const update = ({ t, services }) => (r) => {
const Request = t
.Object(t.prop('room', t.str).options({
title: 'Room ID',
description: 'The ID of the room to update.',
}), t.prop('id', t.str).options({
title: 'ID of the entry',
description: 'The ID of the entry to update.',
}), t.prop('data', t.any).options({
title: 'Entry data',
description: 'A map of key-value pairs to update. The object is merged with the existing entry data, if any.',
}))
.options({
examples: [
{
title: 'Update user entry',
description: 'The data section of the entry is merged with the existing data. ' +
'It can contain any key-value pairs. For example, the `cursor` property is used to store the ' +
'current cursor position of the user in the room.',
value: {
room: 'my-room',
id: 'user-1',
data: {
name: 'John Doe',
cursor: [123, 456],
},
},
},
],
});
const Response = t
.Object(t.prop('entry', t.Ref('PresenceEntry')), t.prop('time', t.num).options({
title: 'Current time',
description: 'The current server time in milliseconds since the UNIX epoch.',
}))
.options({
title: 'Presence update response',
});
const Func = t.Function(Request, Response).options({
title: 'Update presence entry',
intro: 'Update a presence entry in a room.',
description: 'This method updates a presence entry in a room. ' +
`The entry is automatically removed after ${ttl} seconds. ` +
`Every time the entry is updated, the TTL is reset to ${ttl} seconds.`,
});
return r.prop('presence.update', Func, async ({ room, id, data }) => {
const entry = (await services.presence.update(room, id, ttl * 1000, data));
return {
entry,
time: Date.now(),
};
});
};
exports.update = update;