126 lines
3.2 KiB
Python
126 lines
3.2 KiB
Python
import json
|
|
|
|
from llm.base import LLMBase
|
|
from client import MCPClient
|
|
from config import MCP_URL
|
|
|
|
|
|
|
|
class Agent:
|
|
def __init__(self, llm: LLMBase):
|
|
self.llm = llm
|
|
self.mcp = MCPClient(MCP_URL)
|
|
|
|
self.tools = []
|
|
self.messages = [
|
|
{
|
|
"role": "system",
|
|
"content": (
|
|
"Du bist JARVIS, ein Smart-Home Assistent. "
|
|
"Du steuerst ein Haus über MCP Tools. "
|
|
"Wenn nötig, verwende Tools."
|
|
)
|
|
}
|
|
]
|
|
async def load_tools(self):
|
|
"""
|
|
Holt MCP Tools und konvertiert sie für Amazon Nova (Bedrock Converse API)
|
|
"""
|
|
|
|
res = await self.mcp.list_tools()
|
|
|
|
self.tools = []
|
|
|
|
for t in res.tools:
|
|
self.tools.append({
|
|
"toolSpec": {
|
|
"name": t.name,
|
|
"description": t.description,
|
|
"inputSchema": {
|
|
"json": t.inputSchema
|
|
}
|
|
}
|
|
})
|
|
|
|
print(f"[JARVIS] {len(self.tools)} Tools geladen")
|
|
async def _run_tool(self, tool_use):
|
|
"""
|
|
Führt MCP Tool aus
|
|
"""
|
|
|
|
name = tool_use["name"]
|
|
args = tool_use.get("input", {})
|
|
|
|
result = await self.mcp.call_tool(name, args)
|
|
|
|
return result
|
|
async def run(self, user_input: str):
|
|
|
|
self.messages.append({
|
|
"role": "user",
|
|
"content": user_input
|
|
})
|
|
|
|
for _ in range(8):
|
|
|
|
response = await self.llm.chat(
|
|
messages=self.messages,
|
|
tools=self.tools
|
|
)
|
|
|
|
# 🧠 Bedrock Nova Response parsing
|
|
output = response.get("output", {})
|
|
|
|
message = output.get("message", {})
|
|
|
|
content = message.get("content", [])
|
|
tool_uses = []
|
|
|
|
for c in content:
|
|
if "toolUse" in c:
|
|
tool_uses.append(c["toolUse"])
|
|
if tool_uses:
|
|
|
|
self.messages.append({
|
|
"role": "assistant",
|
|
"content": content
|
|
})
|
|
|
|
tool_results = []
|
|
|
|
for tool in tool_uses:
|
|
|
|
result = await self._run_tool(tool)
|
|
|
|
tool_results.append({
|
|
"toolResult": {
|
|
"toolUseId": tool["toolUseId"],
|
|
"content": [
|
|
{
|
|
"text": str(result)
|
|
}
|
|
]
|
|
}
|
|
})
|
|
|
|
self.messages.append({
|
|
"role": "user",
|
|
"content": tool_results
|
|
})
|
|
|
|
continue
|
|
final_text = ""
|
|
|
|
for c in content:
|
|
if "text" in c:
|
|
final_text += c["text"]
|
|
|
|
if final_text:
|
|
self.messages.append({
|
|
"role": "assistant",
|
|
"content": content
|
|
})
|
|
|
|
return final_text
|
|
|
|
return "Tool Loop Limit erreicht" |