@hocuspocus/extension-database
Version:
a generic Hocuspocus persistence driver for the database
63 lines (57 loc) • 1.54 kB
JavaScript
;
var Y = require('yjs');
function _interopNamespaceDefault(e) {
var n = Object.create(null);
if (e) {
Object.keys(e).forEach(function (k) {
if (k !== 'default') {
var d = Object.getOwnPropertyDescriptor(e, k);
Object.defineProperty(n, k, d.get ? d : {
enumerable: true,
get: function () { return e[k]; }
});
}
});
}
n.default = e;
return Object.freeze(n);
}
var Y__namespace = /*#__PURE__*/_interopNamespaceDefault(Y);
class Database {
/**
* Constructor
*/
constructor(configuration) {
/**
* Default configuration
*/
this.configuration = {
fetch: async () => null,
store: async () => { },
};
this.configuration = {
...this.configuration,
...configuration,
};
}
/**
* Get stored data from the database.
*/
async onLoadDocument(data) {
const update = await this.configuration.fetch(data);
if (update) {
Y__namespace.applyUpdate(data.document, update);
}
}
/**
* Store new updates in the database.
*/
async onStoreDocument(data) {
await this.configuration.store({
...data,
state: Buffer.from(Y__namespace.encodeStateAsUpdate(data.document)),
});
}
}
exports.Database = Database;
//# sourceMappingURL=hocuspocus-database.cjs.map