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roanbrasil
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devops-gitops-corpus

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}, 60000); // Check every minute
}
/**
* Factory method for obtaining controller reference
*/
public static getController(): BrowserAutomationController {
if (!BrowserAutomationController.controllerInstance) {
BrowserAutomationController.controllerInstance = new BrowserAutomationController();
}
return BrowserAutomationController.controllerInstance;
}
/**
* Retrieve or create active browser automation client
*/
public async getBrowserClient(): Promise<Stagehand> {
this.lastActivityTime = Date.now();
try {
// Create fresh client if needed
if (!this.browserClient || !this.isActive) {
this.browserClient = new Stagehand({
apiKey: process.env.BROWSERBASE_API_KEY,
projectId: process.env.BROWSERBASE_PROJECT_ID,
env: "BROWSERBASE",
});
try {
await this.browserClient.init();
this.isActive = true;
return this.browserClient;
} catch (setupError) {
console.error("Browser client setup failed:", setupError);
throw setupError;
}
}
// Validate existing connection
try {
const pageStatus = await this.browserClient.page.evaluate(() => document.title);
return this.browserClient;
} catch (connectionError) {
// Handle disconnected sessions
console.error("Connection validation failed:", connectionError);
if (
connectionError instanceof Error &&
(connectionError.message.includes("Target page, context or browser has been closed") ||
connectionError.message.includes("Session expired") ||
connectionError.message.includes("context destroyed"))
) {
this.browserClient = new Stagehand({
apiKey: process.env.BROWSERBASE_API_KEY,
projectId: process.env.BROWSERBASE_PROJECT_ID,
env: "BROWSERBASE",
});
await this.browserClient.init();
this.isActive = true;
return this.browserClient;
}
throw connectionError; // Propagate unexpected errors
}
} catch (generalError) {
this.isActive = false;
this.browserClient = null;
const errorDetails =
generalError instanceof Error ? generalError.message : String(generalError);
throw new Error(`Browser automation client error: ${errorDetails}`);
}
}
/**
* Resource cleanup for inactive sessions
*/
private async performIdleCleanup(): Promise<void> {
if (!this.browserClient || !this.isActive) return;
const currentTime = Date.now();
const idleDuration = currentTime - this.lastActivityTime;
if (idleDuration > this.idleTimeLimit) {
try {
await this.browserClient.close();
} catch (cleanupError) {
console.error(`Cleanup error encountered: ${cleanupError}`);
}
this.browserClient = null;
this.isActive = false;
}
}
/**
* Explicit resource release method
*/
public async terminate(): Promise<void> {
if (this.browserClient) {
try {
await this.browserClient.close();