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import { spawnSync } from 'child_process'
import { DriveLsEntry, DriveLogEntry } from './drive_types'
/**
* Server-only drive functions that use Node.js APIs
*/
function executeFctDriveCommand(args: string[]): string {
const result = spawnSync('fctdrive', args, { encoding: 'utf-8', maxBuffer: 50 * 1024 * 1024 })
if (result.error) {
throw new Error(`Failed to execute fctdrive: ${result.error.message}`)
}
if (result.status !== 0) {
throw new Error(`fctdrive exited with code ${result.status}: ${result.stderr}`)
}
return result.stdout
}
/// lists the given path on the drive
export async function Drive_ls(path: string, recursive: boolean): Promise<DriveLsEntry[]> {
const args = ['ls']
if (recursive) {
args.push('-r')
}
if (path) {
args.push(path)
}
const stdout = executeFctDriveCommand(args)
const entries = []
for (const line of stdout.split('\n')) {
if (line.trim() == "")
continue;
const parts = line.split('\t');
const path = parts[0];
const type = parts[1];
const lastmod = parseInt(parts[2]);
const blobStr = parts[3];
const sizeStr = parts[4];
const author = parts[5];
let blob = null;
if (blobStr != "-")
blob = blobStr;
let size = null;
if (sizeStr != "-")
size = parseFloat(sizeStr);
entries.push({
path, type, lastmod, blob, size, author
} as DriveLsEntry);
}
return entries;
}
/// import the file at local_path by moving it to drive_path
export async function Drive_import(local_path: string, drive_path: string, email: string) {
executeFctDriveCommand(['import', local_path, "--mode", "move", "--destination", drive_path, "--email", email]);
}
/// returns the full filesystem path of the blob given its id
export async function Drive_blob_path(blob: string): Promise<string> {
const stdout = executeFctDriveCommand(['blob', blob])
return stdout.trim();
}
/// removes the file or directory at the given path
export async function Drive_remove(path: string, email: string) {
executeFctDriveCommand(['remove', '--email', email, path]);
}
/// creates a directory at the given path
export async function Drive_mkdir(path: string, email: string) {
executeFctDriveCommand(['mkdir', '--email', email, '--path', path]);
}
/// renames a file or directory from old path to new path
export async function Drive_rename(oldPath: string, newPath: string, email: string) {
executeFctDriveCommand(['rename', '--email', email, '--old', oldPath, '--new', newPath]);
}
/// gets the blob ID for a given path
export async function Drive_stat(path: string): Promise<string> {
const stdout = executeFctDriveCommand(['stat', path]);
return stdout.trim();
}
/// lists only directories (recursively) from the given path
export async function Drive_ls_directories(path: string = '/'): Promise<DriveLsEntry[]> {
// Get all entries recursively and filter for directories
const allEntries = await Drive_ls(path, true)
return allEntries.filter(entry => entry.type === 'dir')
}
/// returns the log entries from the drive
export async function Drive_log(): Promise<DriveLogEntry[]> {
const stdout = executeFctDriveCommand(['log'])
const entries: DriveLogEntry[] = []
for (const line of stdout.split('\n')) {
if (line.trim() === "")
continue;
const parts = line.split('\t');
const timestamp = parseInt(parts[0]);
const revision = parseInt(parts[1]);
const email = parts[2];
const action = parts[3];
// Parse based on action type to create the correct discriminated union
switch (action) {
case "create_file": {
const path = parts[4];
const blob_id = parts[5];
const size = parseInt(parts[6]);
entries.push({
timestamp,
revision,
email,
action: "create_file",
path,
blob_id,
size
});
break;
}
case "create_dir": {
const path = parts[4];
entries.push({
timestamp,
revision,
email,
action: "create_dir",
path
});
break;
}
case "remove": {
const path = parts[4];
entries.push({
timestamp,
revision,
email,
action: "remove",
path
});
break;
}
case "rename": {
const old_path = parts[4];
const new_path = parts[5];
entries.push({
timestamp,
revision,
email,
action: "rename",
old_path,
new_path
});
break;
}
default:
console.warn(`Unknown log action: ${action}`, parts);
continue;
}
}
return entries;
}
|
