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import {
DEBUG_ENV_VAR,
DEBUG_STATE_KEY,
EXTENSION_VERSION,
MANAGE_COMMAND_ID,
MIGRATION_DONE_KEY,
OPEN_DEBUG_LOG_COMMAND_ID,
PROVIDER_DISPLAY_NAME,
PROVIDER_VENDOR,
REFRESH_MODELS_COMMAND_ID,
SECRET_STORAGE_KEY,
TOGGLE_DEBUG_LOGGING_COMMAND_ID,
} from "./shared/constants";
import { debugLog, getOutputChannel, outputLog } from "./shared/logging";
import { StatusBarManager } from "./shared/status-bar";
import { NimChatModelProvider } from "./provider/chat-provider";
import { registerNimTools } from "./tools/vision";
import { refreshModelsFromApi, resetRefreshQueue } from "./models/refresh";
import { NvidiaApiKeyResolver } from "./api/key-resolver";
let _provider: NimChatModelProvider | null = null;
async function migrateLanguageModelProviderGroup(apiKey: string): Promise<boolean> {
try {
await vscode.commands.executeCommand("lm.migrateLanguageModelsProviderGroup", {
vendor: PROVIDER_VENDOR,
name: PROVIDER_DISPLAY_NAME,
apiKey,
});
outputLog(
"languageModelGroup",
`Configured ${PROVIDER_DISPLAY_NAME} language model group from stored API key.`,
);
return true;
} catch (error) {
const message = error instanceof Error ? error.message : String(error);
outputLog(
"languageModelGroup",
`Could not configure VS Code language model group automatically: ${message}`,
);
return /already exists/i.test(message);
}
}
async function initializeStoredApiKey(
context: vscode.ExtensionContext,
ua: string,
statusBar: StatusBarManager,
keyResolver: NvidiaApiKeyResolver,
): Promise<void> {
const apiKey = await context.secrets.get(SECRET_STORAGE_KEY);
if (!apiKey) {
return;
}
const migrationDone = context.globalState.get<boolean>(MIGRATION_DONE_KEY, false);
if (!migrationDone && (await migrateLanguageModelProviderGroup(apiKey))) {
await context.globalState.update(MIGRATION_DONE_KEY, true);
}
await refreshModelsFromApi(
context,
ua,
{ showMessages: false, apiKey },
_provider,
statusBar,
keyResolver,
);
}
function registerCommands(
context: vscode.ExtensionContext,
ua: string,
statusBar: StatusBarManager,
keyResolver: NvidiaApiKeyResolver,
): void {
context.subscriptions.push(
vscode.commands.registerCommand(MANAGE_COMMAND_ID, async () => {
const existing = await context.secrets.get(SECRET_STORAGE_KEY);
const apiKey = await vscode.window.showInputBox({
title: `${PROVIDER_DISPLAY_NAME} API Key`,
prompt: existing
? `Update your ${PROVIDER_DISPLAY_NAME} API key`
: `Enter your ${PROVIDER_DISPLAY_NAME} API key`,
ignoreFocusOut: true,
password: true,
value: existing ?? "",
placeHolder: `Enter your ${PROVIDER_DISPLAY_NAME} API key...`,
});
Iif (apiKey === undefined) {
return;
}
if (!apiKey.trim()) {
await context.secrets.delete(SECRET_STORAGE_KEY);
vscode.window.showInformationMessage(
`${PROVIDER_DISPLAY_NAME} legacy API key cleared. If ${PROVIDER_DISPLAY_NAME} still appears in Copilot Chat, remove its model group from Manage Models.`,
);
_provider?.fireModelInfoChanged();
return;
}
await context.secrets.store(SECRET_STORAGE_KEY, apiKey.trim());
if (await migrateLanguageModelProviderGroup(apiKey.trim())) {
await context.globalState.update(MIGRATION_DONE_KEY, true);
}
vscode.window.showInformationMessage(`${PROVIDER_DISPLAY_NAME} API key saved.`);
_provider?.fireModelInfoChanged();
}),
);
context.subscriptions.push(
vscode.commands.registerCommand(REFRESH_MODELS_COMMAND_ID, async () => {
await refreshModelsFromApi(
context,
ua,
{ showMessages: true },
_provider,
statusBar,
keyResolver,
);
}),
);
context.subscriptions.push(
vscode.commands.registerCommand(TOGGLE_DEBUG_LOGGING_COMMAND_ID, async () => {
const current = context.globalState.get<boolean>(DEBUG_STATE_KEY, false);
const next = !current;
await context.globalState.update(DEBUG_STATE_KEY, next);
process.env[DEBUG_ENV_VAR] = next ? "1" : "0";
debugLog("toggleDebug", `Debug logging ${next ? "enabled" : "disabled"}.`);
vscode.window.showInformationMessage(
`${PROVIDER_DISPLAY_NAME} debug logging ${next ? "enabled" : "disabled"}.`,
);
}),
);
context.subscriptions.push(
vscode.commands.registerCommand(OPEN_DEBUG_LOG_COMMAND_ID, () => {
const output = getOutputChannel();
output.show(true);
}),
);
}
export function activate(context: vscode.ExtensionContext) {
const ua = `nvidia-nim-provider/${EXTENSION_VERSION} VSCode/${vscode.version}`;
// Initialize output channel and status bar
const channel = getOutputChannel();
context.subscriptions.push(channel);
const statusBar = new StatusBarManager();
context.subscriptions.push(statusBar);
// Initialize debug logging
const debugEnabled = context.globalState.get<boolean>(DEBUG_STATE_KEY, false);
process.env[DEBUG_ENV_VAR] = debugEnabled ? "1" : "0";
debugLog(
"activate",
`Extension activated. Debug logging ${debugEnabled ? "enabled" : "disabled"}.`,
);
// Create and register provider
const keyResolver = new NvidiaApiKeyResolver(context.secrets);
const provider = new NimChatModelProvider(
context.secrets,
ua,
context.globalState,
statusBar,
keyResolver,
);
_provider = provider;
context.subscriptions.push(
context.secrets.onDidChange((e) => {
Iif (e.key === SECRET_STORAGE_KEY) {
_provider?.fireModelInfoChanged();
}
}),
);
context.subscriptions.push(
vscode.workspace.onDidChangeConfiguration((e) => {
Iif (e.affectsConfiguration("nvidia-nim.ui.showStatusBarItem")) {
statusBar.updateVisibility();
}
}),
);
const registration = vscode.lm.registerLanguageModelChatProvider(PROVIDER_VENDOR, provider);
context.subscriptions.push(registration);
// Register tools and commands
context.subscriptions.push(registerNimTools(context.secrets, context.globalState, keyResolver));
registerCommands(context, ua, statusBar, keyResolver);
// Initialize stored API key (async, fire-and-forget)
void initializeStoredApiKey(context, ua, statusBar, keyResolver);
}
export function deactivate() {
_provider = null;
resetRefreshQueue();
}
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