prompt work

link_agent.py

@@ -5,6 +5,7 @@
 # source venv/bin/activate
 
 
+from datetime import timedelta
 from typing import TypedDict, List
 from urllib import response
 #from asyncio import tools
@@ -60,6 +61,7 @@ class HTMLCrawler(HTMLParser):
 # Configuration
 LLM_BASE_URL = "http://192.168.50.215:11434"
 MODEL_NAME = "qwen3:8b"
+#MODEL_NAME = "gpt-oss:20b"
 LINKDING_API_URL = "https://linkding.hal.se/api/bookmarks/"
 LINKDING_API_TOKEN = "fa54dee2ccbcad80a0c6259bdbbed896581e1423"
 
@@ -72,6 +74,14 @@ def todays_date() -> str:
     from datetime import datetime
     return datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ")
 
+@tool
+def calculate_date(dat: str, days: int) -> str:
+    """Use this tool whenever you need to calculate the date in ISO 8601 format given a date and the number of days to deduce from that date."""
+    from datetime import datetime
+    date1 = datetime.strptime(dat, "%Y-%m-%dT%H:%M:%SZ")
+    date2 = date1 - timedelta(days=days)
+    return date2.strftime("%Y-%m-%dT%H:%M:%SZ")
+
 @tool
 def crawl_homepage(url:str) -> str:
     """Use this tool whenever you need to read the content of a home page on the internet.
@@ -80,7 +90,7 @@ def crawl_homepage(url:str) -> str:
         url: home page url to crawl
     
     Returns:
-        Formatted test from homepage
+        Formatted text from homepage
     """
     htmlParser = HTMLCrawler()
     try:
@@ -156,7 +166,23 @@ def add_tag_to_bookmark(bookmark_id: int, tag: str) -> str:
     except requests.exceptions.RequestException as e:
         return f"Error occurred while adding tag: {e}"
 
-
+@tool
+def write_to_file(filename: str, content: str) -> str:
+    """Use this tool whenever you need to write content to a file.
+    
+    Args:
+        filename: The name of the file to which the content should be written.
+        content: The content to write to the file.
+    
+    Returns:
+        A message indicating whether the content was successfully written or if an error occurred.
+    """
+    try:
+        with open(filename, 'a') as f:
+            f.write(content)
+        return f"Content successfully written to {filename}."
+    except Exception as e:
+        return f"Error occurred while writing to file: {e}"
 
 # ----- Shared State -----
 class AgentState(TypedDict):
@@ -165,20 +191,41 @@ class AgentState(TypedDict):
 # ----- Agent Nodes -----
 def agent_node(state: AgentState):
     """This is the main agent node that processes messages and decides when to call tools."""
-    llm_with_tools = llm.bind_tools([add_tag_to_bookmark, fetch_bookmarks, crawl_homepage, todays_date])
+    llm_with_tools = llm.bind_tools([add_tag_to_bookmark, fetch_bookmarks, crawl_homepage, todays_date, calculate_date, write_to_file])
 
     system_prompt = SystemMessage(f"""
-        You are a research agent with web search capabilities.
-        INSTRUCTIONS:
-        1. **MUST use web_search tool** first to gather information
-        2. Provide comprehensive research based on search results
-
-        Always call **web_search** before responding.
+        You are a bookmark processing agent. You have these tools:
+        1. **todays_date**: Get today's date
+        2. **calculate_date**: Calculate a past date
+        3. **fetch_bookmarks**: Get bookmarks added since a date
+        4. **crawl_homepage**: Read website content
+        5. **write_to_file**: Write content to ~/bookmark_summaries.md
+        6. **add_tag_to_bookmark**: Add tags to bookmarks
+        
+        YOUR TASK - FOLLOW THIS EXACTLY:
+        
+        PHASE 1: Get bookmarks
+        - Call todays_date to get current date
+        - Call calculate_date to get the date 28 days ago
+        - Call fetch_bookmarks with that date to get all bookmarks
+        If No bookmarks found, stop here. Otherwise, move to PHASE 2.
+                                  
+        PHASE 2: Process EACH bookmark (do NOT skip any):
+        For each bookmark from fetch_bookmarks:
+          Step A: Call crawl_homepage with the bookmark URL
+          Step B: IMMEDIATELY call write_to_file to write: [URL] | [DESCRIPTION] | [CRAWLED CONTENT SUMMARY OF MAX 100 WORDS]
+          Step C: IMMEDIATELY call add_tag_to_bookmark with the bookmark ID and 1-2 relevant tags
+          Step D: ONLY THEN move to the next bookmark
+        
+        CRITICAL RULES:
+        - NEVER respond with text - ONLY call tools
+        - Process ALL bookmarks before finishing
+        - For each bookmark, MUST call: crawl_homepage, write_to_file, add_tag_to_bookmark (IN THAT ORDER)
+        - Do not stop until all bookmarks have all three tools called
     """)
 
-    human_prompt = HumanMessage("What are the latest bookmarks added to my Linkding?")
 
-    messages = [system_prompt, human_prompt]
+    messages = [system_prompt] + state['messages']
 
     response = llm_with_tools.invoke(messages)
 
@@ -207,7 +254,7 @@ def create_agent():
     builder = StateGraph(AgentState)
 
     builder.add_node("agent", agent_node)
-    builder.add_node("tools", ToolNode([add_tag_to_bookmark, fetch_bookmarks, crawl_homepage, todays_date]))
+    builder.add_node("tools", ToolNode([add_tag_to_bookmark, fetch_bookmarks, crawl_homepage, todays_date, calculate_date, write_to_file]))
     builder.set_entry_point("agent")
     
     builder.add_conditional_edges("agent", should_continue, ["tools", END])
@@ -219,23 +266,38 @@ def create_agent():
     return graph
 
 agent = create_agent()
-result = agent.invoke({})
-
-print(result['messages'])
-print(result['messages'][-1].content)
+human_prompt = HumanMessage("Process all bookmarks from the last 14 days: fetch them, summarize their content, write summaries to a file, and add relevant tags.")
+result = agent.invoke({'messages': [human_prompt]})
 
 
+#print(result['messages'])
+#print(result['messages'][-1].content)
+
+
+"""
 result = fetch_bookmarks.invoke({})
 print(result)
 
+
+result = fetch_bookmarks.invoke({'date_added': "2026-04-09T20:26:31Z"})
+print(result)
+
+
 result = crawl_homepage.invoke({'url': "http://example.com"})
 print(result)
 
 result = todays_date.invoke({})
 print(result)
 
-result = add_tag_to_bookmark.invoke({'bookmark_id': 123, 'tag': 'newtag'})
+#result = add_tag_to_bookmark.invoke({'bookmark_id': 123, 'tag': 'newtag'})
+#print(result)
+
+#result = add_tag_to_bookmark.invoke({'bookmark_id': 4, 'tag': 'another_tag'})
+#print(result)
+
+result = calculate_date.invoke({'dat': "2026-03-01T00:00:00Z", 'days': 3})
 print(result)
 
-result = add_tag_to_bookmark.invoke({'bookmark_id': 4, 'tag': 'another_tag'})
-print(result)
+result = write_to_file.invoke({'filename': 'test.txt', 'content': 'This is a test.'})
+print(result)
+"""