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feat(infra): new doc sync engine (#6205)

Browse Source 
https://github.com/toeverything/AFFiNE/blob/eyhn/feat/new-sync/packages/common/infra/src/workspace/engine/doc/README.md
This commit is contained in:
EYHN
2024-03-22 16:43:26 +00:00
parent 05c44db5a9
commit 34703a3b7d
85 changed files with 3248 additions and 2286 deletions
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18
packages/backend/server/src/core/sync/events/events.gateway.ts
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@@ -246,7 +246,10 @@ export class EventsGateway implements OnGatewayConnection, OnGatewayDisconnect {
): Promise<EventResponse<Record<string, number>>> {
this.assertInWorkspace(client, Sync(workspaceId));
const stats = await this.docManager.getStats(workspaceId, timestamp);
const stats = await this.docManager.getDocTimestamps(
workspaceId,
timestamp
);
return {
data: stats,
@@ -302,13 +305,15 @@ export class EventsGateway implements OnGatewayConnection, OnGatewayDisconnect {
guid: string;
stateVector?: string;
}
): Promise<EventResponse<{ missing: string; state?: string }>> {
): Promise<
EventResponse<{ missing: string; state?: string; timestamp: number }>
> {
this.assertInWorkspace(client, Sync(workspaceId));
const docId = new DocID(guid, workspaceId);
const doc = await this.docManager.get(docId.workspace, docId.guid);
const res = await this.docManager.get(docId.workspace, docId.guid);
if (!doc) {
if (!res) {
return {
error: new DocNotFoundError(workspaceId, docId.guid),
};
@@ -316,16 +321,17 @@ export class EventsGateway implements OnGatewayConnection, OnGatewayDisconnect {
const missing = Buffer.from(
encodeStateAsUpdate(
doc,
res.doc,
stateVector ? Buffer.from(stateVector, 'base64') : undefined
)
).toString('base64');
const state = Buffer.from(encodeStateVector(doc)).toString('base64');
const state = Buffer.from(encodeStateVector(res.doc)).toString('base64');
return {
data: {
missing,
state,
timestamp: res.timestamp,
},
};
}