Feat : browser agent v1.0

sources/agents/browser_agent.py

@@ -1,3 +1,5 @@
+import re
+import time
 
 from sources.utility import pretty_print, animate_thinking
 from sources.agents.agent import Agent
@@ -16,8 +18,73 @@ class BrowserAgent(Agent):
         self.browser = Browser()
         self.browser.goTo("https://github.com/")
     
+    def make_init_prompt(self, user_prompt: str, search_result: str):
+        return f"""
+        Based on the search result:
+        {search_result}
+        Start browsing and find the information the user want.
+        User: {user_prompt}
+        You must choose a link to navigate to. Say i want to navigate to a <link>.
+        """
+    
+    def extract_links(self, search_result: str):
+        return re.findall(r'https?://[^\s]+', search_result)
+    
+    def make_navigation_prompt(self, user_prompt: str, page_text: str, navigable_links: list):
+        format_links = "\n".join([f"[{i}] {link['text']} - {link['url']}" for i, link in enumerate(navigable_links)])
+        return f"""
+        \nYou are browsing the web. Not the user, you are the browser.
+
+        Page content:
+        {page_text}
+
+        Navigable links:
+        {format_links}
+
+        Remember, you must seek the information the user want.
+        The user query was : {user_prompt}
+
+        You must choose a link to navigate to.
+        If you have an answer and want to exit the browser, please say "REQUEST_EXIT".
+        """
+    
+    def clean_links(self, links: list):
+        links_clean = []
+        for link in links:
+            if link[-1] == '.':
+                links_clean.append(link[:-1])
+            else:
+                links_clean.append(link)
+        return links_clean
+    
     def process(self, prompt, speech_module) -> str:
-        raise NotImplementedError("Browser agent is not implemented yet")
+        complete = False
+
+        animate_thinking(f"Searching...", color="status")
+        search_result = self.tools["web_search"].execute([prompt], False)
+        user_prompt = self.make_init_prompt(prompt, search_result)
+        prompt = user_prompt
+        while not complete:
+            animate_thinking("Thinking...", color="status")
+            self.memory.push('user', user_prompt)
+            answer, reasoning = self.llm_request(prompt)
+            if "REQUEST_EXIT" in answer:
+                complete = True
+                break
+            links = self.extract_links(answer)
+            links_clean = self.clean_links(links)
+            if len(links_clean) == 0:
+                prompt = "Please choose a link to navigate to."
+                continue
+            animate_thinking(f"Navigating to {links[0]}", color="status")
+            speech_module.speak(f"Navigating to {links[0]}")
+            self.browser.goTo(links[0])
+            page_text = self.browser.getText()[:2048]
+            navigable_links = self.browser.getNavigable()[:15]
+            prompt = self.make_navigation_prompt(user_prompt, page_text, navigable_links)
+
+        self.browser.close()
+        return answer, reasoning
 
 if __name__ == "__main__":
     browser = Browser()