Auto-rename nameless configurations (fix #1)

src/config.ts

@@ -11,7 +11,36 @@ export function invalidConfigName(name: string) {
   return `A SSH FS name can only exists of lowercase alphanumeric characters, slashes and any of these: _.+-@`;
 }
 
-export function loadConfigs() {
+function randomAvailableName(index = 0): [string, number] {
+  let name = index ? `unnamed${index}` : 'unnamed';
+  while (loadConfigs(true).find(c => c.name === name)) {
+    index += 1;
+    name = `unnamed${index}`;
+  }
+  return [name, index + 1];
+}
+
+export async function renameNameless() {
+  const conf = vscode.workspace.getConfiguration('sshfs');
+  const inspect = conf.inspect<FileSystemConfig[]>('configs')!;
+  let randomIndex = 0;
+  const patch = (v?: FileSystemConfig[]) => {
+    if (v) {
+      v.forEach((config) => {
+        if (!config.name) {
+          [config.name, randomIndex] = randomAvailableName(randomIndex);
+          Logging.warning(`Renamed unnamed config to ${config.name}`);
+        }
+      });
+    }
+    return v;
+  };
+  await conf.update('configs', patch(inspect.globalValue), vscode.ConfigurationTarget.Global).then(() => { }, () => { });
+  await conf.update('configs', patch(inspect.workspaceValue), vscode.ConfigurationTarget.Workspace).then(() => { }, () => { });
+  await conf.update('configs', patch(inspect.workspaceFolderValue), vscode.ConfigurationTarget.WorkspaceFolder).then(() => { }, () => { });
+}
+
+export function loadConfigs(raw = false) {
   const config = vscode.workspace.getConfiguration('sshfs');
   if (!config) return [];
   const inspect = config.inspect<FileSystemConfig[]>('configs')!;
@@ -20,23 +49,25 @@ export function loadConfigs() {
     ...(inspect.workspaceValue || []),
     ...(inspect.globalValue || []),
   ];
-  configs.forEach(c => c.name = c.name.toLowerCase());
+  configs.forEach(c => c.name = (c.name || '').toLowerCase());
   configs = configs.filter((c, i) => configs.findIndex(c2 => c2.name === c.name) === i);
-  for (const index in configs) {
-    if (!configs[index].name) {
-      Logging.error(`Skipped an invalid SSH FS config (missing a name field):\n${JSON.stringify(configs[index], undefined, 4)}`);
+  if (raw) return configs;
+  renameNameless();
+  for (const conf of configs) {
+    if (!conf.name) {
+      Logging.error(`Skipped an invalid SSH FS config (missing a name field):\n${JSON.stringify(conf, undefined, 4)}`);
       vscode.window.showErrorMessage(`Skipped an invalid SSH FS config (missing a name field)`);
-    } else if (invalidConfigName(configs[index].name)) {
-      const conf = configs[index];
+    } else if (invalidConfigName(conf.name)) {
       if (skippedConfigNames.indexOf(conf.name) !== -1) continue;
       Logging.error(`Found a SSH FS config with the invalid name "${conf.name}", prompting user how to handle`);
       vscode.window.showErrorMessage(`Invalid SSH FS config name: ${conf.name}`, 'Rename', 'Delete', 'Skip').then(async (answer) => {
         if (answer === 'Rename') {
           const name = await vscode.window.showInputBox({ prompt: `New name for: ${conf.name}`, validateInput: invalidConfigName, placeHolder: 'New name' });
           if (name) {
-            Logging.info(`Renaming config "${conf.name}" to "${name}"`);
+            const oldName = conf.name;
+            Logging.info(`Renaming config "${oldName}" to "${name}"`);
             conf.name = name;
-            return updateConfig(conf.name, conf);
+            return updateConfig(oldName, conf);
           }
         } else if (answer === 'Delete') {
           return updateConfig(conf.name);
@@ -69,7 +100,7 @@ export async function updateConfig(name: string, config?: FileSystemConfig) {
   // const contains = (v?: FileSystemConfig[]) => v && v.find(c => c.name === name);
   const patch = (v: FileSystemConfig[]) => {
     const con = v.findIndex(c => c.name === name);
-    if (!config) return v.filter(c => c.name.toLowerCase() !== name);
+    if (!config) return v.filter(c => !c.name || c.name.toLowerCase() !== name);
     v[con === -1 ? v.length : con] = config;
     return v;
   };

src/extension.ts

@@ -1,10 +1,11 @@
 
 import * as vscode from 'vscode';
-import { invalidConfigName, loadConfigs } from './config';
+import { invalidConfigName, loadConfigs, renameNameless } from './config';
 import * as Logging from './logging';
 import { Manager } from './manager';
 
 async function pickConfig(manager: Manager, activeOrNot?: boolean) {
+  await renameNameless();
   let names = manager.getActive();
   const others = loadConfigs();
   if (activeOrNot === false) {
@@ -37,6 +38,7 @@ export function activate(context: vscode.ExtensionContext) {
   }
 
   registerCommand('sshfs.new', async () => {
+    await renameNameless();
     const name = await vscode.window.showInputBox({ placeHolder: 'Name for the new SSH file system', validateInput: invalidConfigName });
     if (name) vscode.window.showTextDocument(vscode.Uri.parse(`ssh://<config>/${name}.sshfs.jsonc`), { preview: false });
   });