app.py

import glob
from venv import create
import gradio as gr
from typing import Any
from dotenv import load_dotenv
import requests
from griptape.structures import Agent, Structure, Workflow
from griptape.tasks import PromptTask, StructureRunTask
from griptape.drivers import (
    LocalConversationMemoryDriver,
    GriptapeCloudStructureRunDriver,
    LocalFileManagerDriver,
    LocalStructureRunDriver,
    GriptapeCloudConversationMemoryDriver,
)
from griptape.memory.structure import ConversationMemory
from griptape.tools import StructureRunTool, FileManagerTool
from griptape.rules import Rule, Ruleset
from griptape.configs.drivers import AnthropicDriversConfig
from griptape.configs import Defaults
import time
import os
from urllib.parse import urljoin


# Load environment variables
load_dotenv()

Defaults.drivers_config = AnthropicDriversConfig()


base_url = "https://cloud.griptape.ai"

headers_api = {
    "Authorization": f"Bearer {os.environ['GT_CLOUD_API_KEY']}",
    "Content-Type": "application/json",
}

threads = {}

# custom_css = """
# #component-2 {
#     height: 75vh !important;
#     min-height: 600px !important;
# """


def create_thread_id(session_id: str) -> str:
    if not session_id in threads:
        params = {
            "name": session_id,
            "messages": [],
        }
        response = requests.post(
            url=urljoin(base_url, "/api/threads"), headers=headers_api, json=params
        )
        response.raise_for_status()
        thread_id = response.json()["thread_id"]
        threads[session_id] = thread_id
        return thread_id
    else:
        return threads[session_id]


# Create an agent that will create a prompt that can be used as input for the query agent from the Griptape Cloud.


# Function that logs user history - adds to history parameter of Gradio
# TODO: Figure out the exact use of this function
def user(user_message, history):
    history.append([user_message, None])
    return ("", history)


# Function that logs bot history - adds to the history parameter of Gradio
# TODO: Figure out the exact use of this function
def bot(history):
    response = send_message(history[-1][0])
    history[-1][1] = ""
    for character in response:
        history[-1][1] += character

        time.sleep(0.005)

        yield history


def create_prompt_task(session_id: str, message: str) -> PromptTask:
    return PromptTask(
        f"""
            Re-structure the values to form a query from the user's questions: '{message}' and the input value from the conversation memory. Leave out attributes that aren't important to the user: 
        """,
    )


def build_talk_agent(session_id: str, message: str) -> Agent:

    create_thread_id(session_id)

    ruleset = Ruleset(
        name="Local Gradio Agent",
        rules=[
            Rule(
                value="You are responsible for structuring a user's questions into a specific format for a query."
            ),
            Rule(
                value="""You ask the user follow-up questions to fill in missing information for:
                years experience, 
                location, 
                role, 
                skills, 
                expected salary,
                availability,
                past companies,
                past projects,
                show reel details
                """
            ),
            Rule(
                value="Return the current query structure and any questions to fill in missing information."
            ),
        ],
    )
    return Agent(
        conversation_memory=ConversationMemory(
            conversation_memory_driver=GriptapeCloudConversationMemoryDriver(
                thread_id=threads[session_id],
            )
        ),
        tasks=[create_prompt_task(session_id, message)],
        rulesets=[ruleset],
    )


# Creates an agent for each run
# The agent uses local memory, which it differentiates between by session_hash.
def build_agent(session_id: str, message: str, kbs: str) -> Agent:

    create_thread_id(session_id)

    ruleset = Ruleset(
        name="Local Gradio Agent",
        rules=[
            Rule(
                value="You are responsible for structuring a user's questions into a query and then querying."
            ),
            Rule(
                value="Only return the result of the query, do not provide additional commentary."
            ),
            Rule(value="Only perform one task at a time."),
            Rule(
                value="Do not perform the query unless the user has confirmed they are done with formulating."
            ),
            Rule(value="Only perform the query as one string argument."),
            Rule(
                value="If the user says they want to start over, then you must delete the conversation memory file."
            ),
            Rule(
                value="Do not ever search conversation memory for a formulated query instead of querying. Query every time."
            ),
        ],
    )

    query_client = StructureRunTool(
        name="QueryResumeSearcher",
        description=f"""Use it to search for a candidate with the query. Add each item in this list as separate arguments:{kbs}. Do not add any other arguments.""",
        driver=GriptapeCloudStructureRunDriver(
            structure_id=os.getenv("GT_STRUCTURE_ID"),
            api_key=os.getenv("GT_CLOUD_API_KEY"),
            structure_run_wait_time_interval=3,
            structure_run_max_wait_time_attempts=30,
        ),
        # structure_run_driver = LocalStructureRunDriver(
        #     create_structure=create_structure
        # )
    )

    talk_client = StructureRunTool(
        name="FormulateQueryFromUser",
        description="Used to formulate a query from the user's input.",
        structure_run_driver=LocalStructureRunDriver(
            create_structure=lambda: build_talk_agent(session_id, message),
        ),
    )
    return Agent(
        conversation_memory=ConversationMemory(
            conversation_memory_driver=GriptapeCloudConversationMemoryDriver(
                thread_id=threads[session_id],
            )
        ),
        tools=[talk_client, query_client],
        rulesets=[ruleset],
    )


def send_message(message: str, history, knowledge_bases, request: gr.Request) -> Any:
    if request:
        session_hash = request.session_hash
        agent = build_agent(session_hash, message, str(knowledge_bases))
    response = agent.run(message)
    return response.output.value


def send_message_call(message: str, history, knowledge_bases) -> Any:

    structure_id = os.getenv("GT_STRUCTURE_ID")
    api_key = os.getenv("GT_CLOUD_API_KEY")
    structure_url = f"https://cloud.griptape.ai/api/structures/{structure_id}/runs"
    headers = {"Authorization": f"Bearer {api_key}", "Content-Type": "application/json"}
    payload = {"args": [message, *knowledge_bases]}
    response = requests.post(structure_url, headers=headers, json=payload)
    response.raise_for_status()
    if response.status_code == 201:
        data = response.json()
        structure_run_id = data["structure_run_id"]
        output = poll_structure(structure_run_id, headers)
        output = output["output_task_output"]["value"]
        output += f" \n UTC Timestamp: {data['created_at']}\n Structure ID: {structure_id} \n Run ID: {structure_run_id}"
        return output
    else:
        data = response.json()
        return (
            f"Assistant Call Failed due to these errors: \n {','.join(data['errors'])} "
        )


def poll_for_events(offset: int, structure_run_id: str, headers: dict):
    url = f"https://cloud.griptape.ai/api/structure-runs/{structure_run_id}/events"
    response = requests.get(
        url=url, headers=headers, params={"offset": offset, "limit": 100}
    )
    response.raise_for_status()

    return response


def poll_structure(structure_run_id: str, headers: dict):
    response = poll_for_events(0, structure_run_id, headers)
    events = response.json()["events"]
    offset = response.json()["next_offset"]
    not_finished = True
    output = ""
    while not_finished:
        time.sleep(0.5)
        for event in events:
            if event["type"] == "FinishStructureRunEvent":
                not_finished = False
                output = dict(event["payload"])
                break
        response = response = poll_for_events(offset, structure_run_id, headers)
        response.raise_for_status()
        events = response.json()["events"]
        offset = response.json()["next_offset"]
    return output


with gr.Blocks() as demo:
    knowledge_bases = gr.CheckboxGroup(
        label="Select Knowledge Bases",
        choices=["skills", "demographics", "linked_in", "showreels"],
    )
    chatbot = gr.ChatInterface(
        fn=send_message_call,
        chatbot=gr.Chatbot(height=300),
        additional_inputs=knowledge_bases,
    )
demo.launch(auth=(os.environ.get("GRADIO_USERNAME"), os.environ.get("GRADIO_PASSWORD")))
# demo.launch()

# Set it back to empty when a session is done
# Is there a better way?
threads = {}