update 2

backend/examples/diag_transcript.rs

@@ -0,0 +1,57 @@
+use backend::browser::{BrowserModule, BrowserModuleConfig};
+use backend::proxy::ProxyConfig;
+use backend::transcript::{TranscriptConfig, YoutubeTranscriptProvider};
+use backend::usage::DataUsageTracker;
+
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    let _ = dotenvy::dotenv();
+    backend::logs::init();
+    let request_id = "diag-transcript";
+
+    let video_id = std::env::args()
+        .nth(1)
+        .unwrap_or_else(|| "dQw4w9WgXcQ".into());
+
+    let proxy = ProxyConfig::from_env(request_id)?;
+    let usage = DataUsageTracker::new();
+    let browser = BrowserModule::new(
+        proxy,
+        BrowserModuleConfig {
+            no_sandbox: true,
+            navigation_timeout_secs: 75,
+            min_navigation_delay_ms: 500,
+            max_navigation_delay_ms: 1_500,
+            ..Default::default()
+        },
+        usage,
+    )?;
+
+    let provider = YoutubeTranscriptProvider::new(
+        browser,
+        TranscriptConfig {
+            max_attempts: 1,
+            timeout_secs: 180,
+            max_concurrency: 1,
+            ..Default::default()
+        },
+    )?;
+
+    println!("buscando legenda do vídeo {video_id}...");
+    match provider.fetch_transcript(request_id, &video_id).await {
+        Ok(t) => {
+            println!(
+                "OK language={} generated={} chars={} preview={:?}",
+                t.language_code,
+                t.is_generated,
+                t.text.len(),
+                t.text.chars().take(120).collect::<String>()
+            );
+        }
+        Err(e) => {
+            println!("ERRO: {e}");
+            std::process::exit(1);
+        }
+    }
+    Ok(())
+}