AppFlowy/frontend/rust-lib/flowy-user/src/migrations/document_empty_content.rs
2023-11-06 00:47:20 +08:00

70 lines
2.7 KiB
Rust

use std::sync::Arc;
use collab::core::collab::MutexCollab;
use collab::core::origin::{CollabClient, CollabOrigin};
use collab_document::document::Document;
use collab_document::document_data::default_document_data;
use collab_folder::Folder;
use tracing::{event, instrument};
use collab_integrate::{RocksCollabDB, YrsDocAction};
use flowy_error::{internal_error, FlowyResult};
use crate::migrations::migration::UserDataMigration;
use crate::migrations::util::load_collab;
use crate::services::entities::Session;
/// Migrate the first level documents of the workspace by inserting documents
pub struct HistoricalEmptyDocumentMigration;
impl UserDataMigration for HistoricalEmptyDocumentMigration {
fn name(&self) -> &str {
"historical_empty_document"
}
#[instrument(name = "HistoricalEmptyDocumentMigration", skip_all, err)]
fn run(&self, session: &Session, collab_db: &Arc<RocksCollabDB>) -> FlowyResult<()> {
let write_txn = collab_db.write_txn();
let origin = CollabOrigin::Client(CollabClient::new(session.user_id, "phantom"));
// Deserialize the folder from the raw data
if let Ok(folder_collab) = load_collab(session.user_id, &write_txn, &session.user_workspace.id)
{
let folder = Folder::open(session.user_id, folder_collab, None)?;
// Migration the first level documents of the workspace. The first level documents do not have
// any updates. So when calling load_collab, it will return error.
let migration_views = folder.get_workspace_views(&session.user_workspace.id);
for view in migration_views {
if load_collab(session.user_id, &write_txn, &view.id).is_err() {
// Create a document with default data
let document_data = default_document_data();
let collab = Arc::new(MutexCollab::new(origin.clone(), &view.id, vec![]));
if let Ok(document) = Document::create_with_data(collab.clone(), document_data) {
// Remove all old updates and then insert the new update
let encode = document.get_collab().encode_collab_v1();
if let Err(err) = write_txn.flush_doc_with(
session.user_id,
&view.id,
&encode.doc_state,
&encode.state_vector,
) {
event!(
tracing::Level::ERROR,
"Failed to migrate document {}, error: {}",
view.id,
err
);
} else {
event!(tracing::Level::INFO, "Did migrate document {}", view.id);
}
}
}
}
}
event!(tracing::Level::INFO, "Save all migrated documents");
write_txn.commit_transaction().map_err(internal_error)?;
Ok(())
}
}