autonomous_agent_loop/
autonomous_agent_loop.rs

1use anyhow::Result;
2use headless_engine::browser::tab::BrowserTab;
3use headless_engine::network::fingerprint::DeviceProfile;
4
5#[tokio::main]
6async fn main() -> Result<()> {
7    println!("================================================================================");
8    println!(">>> AI AGENTIC AUTONOMOUS BROWSING LOOP (PURE RUST)");
9    println!("================================================================================\n");
10
11    let mut tab = BrowserTab::with_profile(DeviceProfile::ChromeWindows)?;
12
13    // Step 1: Initial Navigation
14    println!("[Step 1: Navigate] Agent navigating to Wikipedia Main Page...");
15    tab.navigate("https://en.wikipedia.org/wiki/Main_Page")
16        .await?;
17
18    // Step 2: Observe
19    println!("\n[Step 2: Observe] Extracting Indexed Action Tree for Agent LLM...");
20    let obs = tab.observe().expect("Expected observation");
21    println!("  * Page Title: {}", obs.title);
22    println!(
23        "  * Total Interactive Elements Indexed: {}",
24        obs.interactive_elements.len()
25    );
26
27    println!("\n>>> AGENT ACTION MAP (Sample First 10 Elements):");
28    println!("--------------------------------------------------------------------------------");
29    for el in obs.interactive_elements.iter().take(10) {
30        println!("{}", el.to_agent_string());
31    }
32    println!("--------------------------------------------------------------------------------");
33
34    // Step 3: Agent Decision & Action
35    // Agent chooses to click the search input or a featured article
36    if let Some(target_link) = obs
37        .interactive_elements
38        .iter()
39        .find(|e| e.tag == "a" && e.text.contains("article"))
40    {
41        println!(
42            "\n[Step 3: Act] Agent decides to click element [{}] (Text: \"{}\")...",
43            target_link.index, target_link.text
44        );
45        let action_res = tab.act_click(&target_link.index.to_string()).await?;
46
47        if let Some(report) = action_res {
48            println!("  -> Navigated to: {}", report.final_url);
49            println!("  -> New Page Title: {}", report.page_title);
50        }
51    }
52
53    // Step 4: Extract LLM Knowledge
54    println!("\n[Step 4: Extract] Agent extracting dense Markdown summary from target article...");
55    let md = tab.extract_markdown(None).unwrap_or_default();
56    println!("  * Extracted Markdown Length: {} bytes", md.len());
57    let preview: String = md.chars().take(400).collect();
58    println!("\n>>> AGENT KNOWLEDGE PREVIEW:\n{}", preview);
59
60    println!("\n================================================================================");
61    println!(">>> AUTONOMOUS AGENT LOOP COMPLETED SEAMLESSLY!");
62    println!("================================================================================");
63
64    Ok(())
65}
autonomous_agent_loop/autonomous_agent_loop.rs

autonomous_agent_loop/
autonomous_agent_loop.rs
