vault-link/sync-server/src/server/delete_document.rs

110 lines
3.1 KiB
Rust

use anyhow::Context;
use axum::{
Extension, Json,
extract::{Path, State},
};
use axum_extra::TypedHeader;
use log::{debug, info};
use serde::Deserialize;
use super::{device_id_header::DeviceIdHeader, requests::DeleteDocumentVersion};
use crate::{
app_state::{
AppState,
database::{
InsertBroadcast,
models::{DocumentId, DocumentVersionWithoutContent, StoredDocumentVersion, VaultId},
},
},
config::user_config::User,
errors::{SyncServerError, server_error, write_transaction_error},
utils::normalize::normalize,
};
#[derive(Deserialize)]
pub struct DeleteDocumentPathParams {
#[serde(deserialize_with = "normalize")]
vault_id: VaultId,
document_id: DocumentId,
}
#[axum::debug_handler]
pub async fn delete_document(
Path(DeleteDocumentPathParams {
vault_id,
document_id,
}): Path<DeleteDocumentPathParams>,
Extension(user): Extension<User>,
TypedHeader(device_id): TypedHeader<DeviceIdHeader>,
State(state): State<AppState>,
Json(_request): Json<DeleteDocumentVersion>,
) -> Result<Json<DocumentVersionWithoutContent>, SyncServerError> {
debug!("Deleting document `{document_id}` in vault `{vault_id}`");
let mut transaction = state
.database
.create_write_transaction(&vault_id)
.await
.map_err(write_transaction_error)?;
let last_update_id = state
.database
.get_max_update_id_in_vault(&vault_id, Some(&mut transaction))
.await
.map_err(server_error)?;
let latest_version = state
.database
.get_latest_document(&vault_id, &document_id, Some(&mut transaction))
.await
.map_err(server_error)?;
if let Some(latest_version) = &latest_version
&& latest_version.is_deleted
{
transaction
.rollback()
.await
.context("Failed to roll back transaction")
.map_err(server_error)?;
info!("Document `{document_id}` has already been deleted",);
return Ok(Json(latest_version.clone().into()));
}
let (latest_relative_path, latest_content) = latest_version.map_or_else(
|| (String::new(), Vec::new()),
|version| (version.relative_path, version.content),
);
let new_version = StoredDocumentVersion {
vault_update_id: last_update_id + 1,
document_id,
relative_path: latest_relative_path,
content: latest_content, // copy the content from the latest version
updated_date: chrono::Utc::now(),
is_deleted: true,
user_id: user.name,
device_id: device_id.0,
has_been_merged: false,
};
state
.database
.insert_document_version(
&vault_id,
&new_version,
transaction,
InsertBroadcast {
// Deletion is a content change peers must learn about.
content_changed: true,
// Delete never renames.
path_changed: false,
},
)
.await
.map_err(server_error)?;
Ok(Json(new_version.into()))
}