import os
import json
import time
import logging
import uuid
import asyncio
from typing import Dict, Any, List, Optional, Set
from textwrap import dedent
from datetime import datetime

# Load environment variables from .env file
from dotenv import load_dotenv
load_dotenv(os.path.join(os.path.dirname(__file__), '..', '.env'))

# FastAPI imports for custom tenant-aware endpoint
from fastapi import FastAPI, HTTPException, Body
from fastapi.responses import StreamingResponse
from pydantic import BaseModel

# Updated imports for comprehensive tracking
from agno.db.sqlite import SqliteDb  # Changed from InMemoryDb for persistence
from agno.agent import Agent
from agno.models.ollama import Ollama
from agno.os import AgentOS
from agno.run import RunContext
from agno.run.agent import RunEvent
# Import the new multi-tenant toolkit
from backend.SQL_Agent.data_sources_sql_toolkit import DataSourcesSQLToolkit

# Configuration for data sources API
DATA_SOURCES_API_BASE_URL = os.environ.get("DATA_SOURCES_API_BASE_URL", "http://127.0.0.1:8000")
DATA_SOURCES_API_KEY = os.environ.get("DATA_SOURCES_API_KEY")  # Optional API key for authenticated requests

print(f"📡 Data Sources API URL: {DATA_SOURCES_API_BASE_URL}")
if DATA_SOURCES_API_KEY:
    print("🔑 Data Sources API Key configured.")
else:
    print("  No Data Sources API Key configured (optional)")

logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
logger = logging.getLogger(__name__)


# NEW: Enhanced Tool Hook for Complete Logging
def comprehensive_logging_hook(
    run_context: RunContext,
    function_name: str,
    function_call,
    arguments: Dict[str, Any]
) -> Any:
    """
    Comprehensive tool execution logging hook that saves:
    - Tool name and arguments
    - Execution timestamp
    - Results
    - User context
    """
    # Access session_state from run_context (Agno v2 API)
    if not run_context.session_state:
        run_context.session_state = {}
    session_state = run_context.session_state
    
    # Initialize logging structure in session state
    if "tool_execution_log" not in session_state:
        session_state["tool_execution_log"] = []

    # Create execution record
    execution_start = datetime.now()
    execution_record = {
        "tool_name": function_name,
        "arguments": arguments,
        "timestamp": execution_start.isoformat(),
        "execution_id": f"{function_name}_{execution_start.timestamp()}"
    }

    logger.info(f"🔧 Executing tool: {function_name} with args: {arguments}")

    try:
        # Execute the actual tool
        result = function_call(**arguments)

        # Log successful execution
        execution_end = datetime.now()
        execution_record.update({
            "result": str(result)[:1000],  # Truncate long results
            "status": "success",
            "duration_ms": (execution_end - execution_start).total_seconds() * 1000,
            "completed_at": execution_end.isoformat()
        })

        logger.info(f"✅ Tool {function_name} completed successfully in {execution_record['duration_ms']:.2f}ms")

    except Exception as e:
        # Log failed execution
        execution_end = datetime.now()
        execution_record.update({
            "error": str(e),
            "status": "failed",
            "duration_ms": (execution_end - execution_start).total_seconds() * 1000,
            "completed_at": execution_end.isoformat()
        })

        logger.error(f"❌ Tool {function_name} failed: {str(e)}")
        raise  # Re-raise the exception

    finally:
        # Always save the execution record
        session_state["tool_execution_log"].append(execution_record)

    return result

system_prompt = dedent("""
<system_configuration>
    <persona>
        <name>Sirus</name>
        <creator>PhobosQ</creator>
        <role>Sirus The Data Scientist & Strategist</role>
        <mission>Bridge the gap between raw database rows and high-level business strategy.</mission>
        <voice>Professional, energetic, precise, and helpful. You speak in Markdown.</voice>
    </persona>

    <critical_directives>
        <directive id="1" name="The Invisible Wall">
            The user CANNOT see your tool calls, JSON outputs, or SQL code.
            You MUST translate every tool result into a natural language sentence.
            NEVER end a turn with a tool call. ALWAYS end with a text response.
        </directive>
        <directive id="2" name="Broad Search Protocol">
            Your semantic search is strict. When searching for tables, you MUST expand keywords.
            - If user asks: "How many users?" -> Search: ['users', 'accounts', 'customers', 'profiles','people','members'etc...]
            - If user asks: "Sales?" -> Search: ['sales', 'orders', 'transactions', 'revenue', 'invoices','bookings']
        </directive>
        <directive id="3" name="The Schema Fallback">
            If `find_relevant_tables` returns 0 matches, you MUST NOT give up.
            You MUST immediately call `get_available_sources_and_schema` to pull the full database map.
            Then, manually find the table and execute the query.
        </directive>
        <directive id="4" name="Safety & Read-Only">
            NEVER execute INSERT, UPDATE, DELETE, DROP, or ALTER.
            ALWAYS use `LIMIT 100` on list queries to prevent token overflows.
        </directive>
    </critical_directives>

    <workflow_engine>
        <phase id="1" name="Initialization">
            <check>Do I have the `source_instructions` in my context?</check>
            <action>If NO: Call `list_sources`, select the most relevant one, then `get_source_instructions`.</action>
            <action>If YES: Skip to Phase 2.</action>
        </phase>

        <phase id="2" name="Discovery">
            <action>Call `find_relevant_tables(question, concepts)`.</action>
            <logic>Use broad concepts. If the user asks a "Why" question, search for fact tables (orders, logs) AND dimension tables (users, products).</logic>
            <fallback>If matches == 0: Call `get_available_sources_and_schema(tenant_id)`.</fallback>
        </phase>

        <phase id="3" name="Execution">
            <action>Call `execute_sql_query(sql_query)`.</action>
            <logic>
                1. Write Standard ANSI SQL.
                2. Use the exact table names found in Phase 2.
                3. If the user asks "Why" or "Trend", run aggregations (GROUP BY).
            </logic>
            <recovery>If SQL fails: Read error -> Correct Syntax -> Retry Query.</recovery>
        </phase>

        <phase id="4" name="Synthesis">
            <action>Convert JSON list to Text.</action>
            <template>
                1. **The Answer:** Direct answer to the question (e.g., "Total revenue is $5M").
                2. **The Context:** (Optional) "This is based on 500 records from the 'orders' table."
                3. **The Strategy:** (Only for complex questions) "To improve this, consider..."
                4. **Next Steps:** "Would you like to break this down by region?"
            </template>
        </phase>
    </workflow_engine>

    <tool_usage_guide>
        <tool name="list_sources">
            <trigger>Start of conversation or when switching databases.</trigger>
            <purpose>Finds the tenant_id and source_name.</purpose>
        </tool>

        <tool name="get_source_instructions">
            <trigger>Immediately after picking a source.</trigger>
            <purpose>Gets the "Manual" for the database (SQL dialect, special column rules).</purpose>
        </tool>

        <tool name="find_relevant_tables">
            <trigger>Every user question.</trigger>
            <input_strategy>
                Argument `concepts` must be a list of broad synonyms.
                Example: User="Churn rate?" -> concepts=["churn", "status", "active", "cancelled", "users"]
            </input_strategy>
        </tool>

        <tool name="get_available_sources_and_schema">
            <trigger>ONLY when `find_relevant_tables` fails (returns []).</trigger>
            <purpose>The "Nuclear Option". Dumps the whole schema so you can find tables manually.</purpose>
        </tool>

        <tool name="execute_sql_query">
            <trigger>Once you have table names and a clear intent.</trigger>
            <rules>
                - No Markdown in the SQL string.
                - Dates should be handled dynamically (e.g., `CURRENT_DATE`).
                - Always handle NULLs in math operations (`COALESCE`).
            </rules>
        </tool>
    </tool_usage_guide>

    <exemplar_scenarios>
        <scenario type="Easy" description="Simple Count">
            <user_input>How many users are there?</user_input>
            <chain_of_thought>
                1. **Init**: I have instructions.
                2. **Search**: `find_relevant_tables` for "users", "accounts".
                3. **Result**: Found table `public.users`.
                4. **Execute**: `SELECT COUNT(*) as count FROM public.users`.
                5. **Result**: `[{'count': 5420}]`.
                6. **Speak**: "There are currently **5,420 users** in your database. Is there a specific segment you'd like to analyze?"
            </chain_of_thought>
        </scenario>

        <scenario type="Complex" description="Trend Analysis & Strategy">
            <user_input>Why did sales drop last month?</user_input>
            <chain_of_thought>
                1. **Search**: `find_relevant_tables` for "sales", "orders", "revenue".
                2. **Result**: Found `orders`.
                3. **Reasoning**: To find "why", I need to look at categories or regions over time. A simple sum isn't enough.
                4. **Execute**: `SELECT category, SUM(amount) as total FROM orders WHERE date >= DATE('now', '-1 month') GROUP BY category ORDER BY total ASC`.
                5. **Result**: `[{'category': 'Tech', 'total': 500}, {'category': 'Home', 'total': 50000}]`.
                6. **Speak**: "I analyzed the sales drop. It appears **Tech** products severely underperformed ($500) compared to Home Goods.
                   **Strategic Insight:** This often indicates a stockout or a lack of promotion in that category.
                   **Recommendation:** I suggest checking inventory levels for Tech products immediately."
            </chain_of_thought>
        </scenario>

        <scenario type="Failure_Recovery" description="Search returns Zero Matches">
            <user_input>Show me the invoices.</user_input>
            <chain_of_thought>
                1. **Search**: `find_relevant_tables(concepts=['invoices', 'billing'])`.
                2. **Result**: `Matches: []` (Zero tables found).
                3. **Pivot**: The vector search failed. I must see the schema.
                4. **Tool**: `get_available_sources_and_schema(tenant_id=...)`.
                5. **Result**: Full Schema JSON. I read it. I see a table named `billing_ledgers`.
                6. **Execute**: `SELECT * FROM billing_ledgers LIMIT 5`.
                7. **Speak**: "I couldn't find a table explicitly named 'invoices', but I found `billing_ledgers` which contains billing data. Here are the top 5 records..."
            </chain_of_thought>
        </scenario>
    </exemplar_scenarios>
    if u encounter any errors , kindly rectify them and proceed with the task at hand. if still its an server error or something , just say that kindly neatly.
    <output_formatting>
        - Use **Bold** for numbers and key entities.
        - Use Tables for lists of data.
        - Be concise but friendly.
        - Always ask a follow-up question.
    </output_formatting>
</system_configuration>
""")

print("✅ Configuration set. Initializing enhanced agent with comprehensive logging...")

# Initialize database for persistent storage
agent_db = SqliteDb(db_file="agent_sessions.db")

# Initialize toolkit with API configuration from environment
data_sources_sql_toolkit = DataSourcesSQLToolkit(
    api_base_url=DATA_SOURCES_API_BASE_URL,
    api_key=DATA_SOURCES_API_KEY
)

# FIX: Override default instructions so they don't conflict with Sirus
# custom_reasoning_instructions = """
# Use `think` to plan your approach. 
# Use `analyze` to verify that your query result answers the user's specific question.
# CRITICAL: After calling `analyze` with next_action="final_answer", you MUST output a natural language text response to the user.
# The user cannot see your tool outputs - they only see your text replies.
# Never end a conversation on a tool call. Always follow up with a clear, conversational response.
# """

# # Initialize reasoning tools with simplified instructions
# reasoning_tools = ReasoningTools(
#     instructions=custom_reasoning_instructions,  # <--- OVERRIDE DEFAULTS
#     enable_analyze=False, 
#     enable_think=True
# )

# Define agent IDs for AgentOS
DEFAULT_AGENT_OS_ID = os.getenv("SQL_AGENT_OS_ID", "sql-agent-os")
DEFAULT_AGENT_ID = os.getenv("SQL_AGENT_ID", "sirus-sql-agent")

# Create enhanced agent with comprehensive tracking
gemini_sql_agent = Agent(
    model=Ollama(
        id="AgentCPM-Tools",  # <--- UPDATED: Uses your new custom model with XML template
        host="http://ollama:11434",  # Use Docker container name
        timeout=300,  # 5-minute timeout to prevent infinite hangs on complex queries
        options={
            "num_ctx": 32768,      # Matches the context set in your Modelfile
            "temperature": 0.0,    # CRITICAL: Forces strict adherence to XML tool tags
            "keep_alive": -1       # Keeps the model loaded in VRAM for speed
        }
    ),
    instructions=system_prompt,  
    tools=[data_sources_sql_toolkit],
    tool_hooks=[comprehensive_logging_hook],
    tool_call_limit=100,
    
    # Enable debug mode to see raw XML output in logs if needed
    debug_mode=True, 
    
    telemetry=False,
    
    # Database and session management
    db=agent_db,
    add_history_to_context=True,
    num_history_runs=3,
    read_chat_history=True,

    # Session state for tracking
    session_state={
        "tool_execution_log": [],
        "user_context": {},
        "analysis_metadata": {}
    },
    add_session_state_to_context=True, 

    # Response formatting
    markdown=True,
    add_datetime_to_context=True,

    # Error handling
    exponential_backoff=True,
    delay_between_retries=10
)

# Set agent ID for AgentOS
gemini_sql_agent.id = DEFAULT_AGENT_ID

# Set agent reference in toolkit so it can access session_state during tool execution
# This is CRITICAL for session_state injection into tool calls
data_sources_sql_toolkit.set_agent_ref(gemini_sql_agent)
logger.info("Agent reference set in toolkit - session_state injection enabled")

# Define Pydantic model for tenant-aware API requests
class TenantRunRequest(BaseModel):
    """
    Request model for our custom tenant-aware endpoint.
    This ensures all tenant context is provided in a single, secure request.
    Supports multi-source agent auto-detection when available_sources is provided.
    """
    message: str
    supabase_jwt: str  # JWT token for auth
    tenant_id: str  # Extracted from JWT claims
    source_name: str  # Default/primary source for query execution
    session_id: Optional[str] = None
    user_id: Optional[str] = None
    available_sources: Optional[list] = None  # All available sources for agent auto-detection
    stream: bool = False

# Define the tenant-aware endpoint function (will be added to AgentOS app later)
async def run_tenant_agent(
    agent_id: str,
    request: TenantRunRequest
):
    """
    Custom endpoint to run an agent with tenant_id, source_name, and supabase_jwt
    injected directly into the session_state.
    
    This is the PRIMARY endpoint for multi-tenant agent execution.
    It ensures proper tenant isolation and security by:
    1. Accepting all tenant context in the request body
    2. Injecting it into session_state (not shared between requests)
    3. Using the JWT for data source API authentication
    
    Args:
        agent_id: The ID of the agent to run (e.g., "sirus-sql-agent")
        request: TenantRunRequest containing all tenant context
        
    Returns:
        StreamingResponse (if stream=True) or direct JSON response
    """
    # Get agent from the global agent we created
    agent = gemini_sql_agent if agent_id == DEFAULT_AGENT_ID else None
    if not agent:
        raise HTTPException(status_code=404, detail=f"Agent '{agent_id}' not found.")

    # CRITICAL: This is the state that will be loaded *for this run only*.
    # This is the correct, request-safe way to handle per-run context.
    # Each request gets its own isolated session_state.
    initial_state = {
        "supabase_jwt": request.supabase_jwt,  # JWT for backend API auth
        "tenant_id": request.tenant_id,  # Tenant context for toolkit
        "source_name": request.source_name,
        "user_id": request.user_id,
        "available_sources": request.available_sources or [],  # All sources for agent auto-detection
        "tool_execution_log": [],
        "user_context": {},
        "analysis_metadata": {}
    }
    
    # Generate a session ID if not provided
    session_id = request.session_id or str(uuid.uuid4())
    
    logger.info(f"🚀 Starting tenant run for tenant_id={request.tenant_id}, source={request.source_name}, session={session_id}")

    if request.stream:
        # Handle streaming response for real-time agent output
        async def stream_generator():
            try:
                logger.info(f"🎬 Starting streaming for session {session_id}, message: {request.message[:50]}...")
                
                # agent.run returns a generator in stream mode
                response_generator = agent.run(
                    request.message,
                    stream=True,
                    stream_events=True,  # Enable full event streaming for tool calls
                    session_id=session_id,
                    session_state=initial_state  # <-- **** THIS IS THE FIX ****
                )
                
                chunk_count = 0
                for chunk in response_generator:
                    chunk_count += 1
                    
                    # Handle RunEvent types for proper streaming
                    if hasattr(chunk, 'event'):
                        logger.info(f"  [Chunk {chunk_count}] Event: {chunk.event}")
                        
                        if chunk.event == RunEvent.run_content:
                            # Model text response
                            event_data = {"content": chunk.content if hasattr(chunk, 'content') else str(chunk)}
                            sse_event = f"event: RunContent\ndata: {json.dumps(event_data)}\n\n"
                            yield sse_event
                            logger.info(f"  ✅ Yielded RunContent event")
                        
                        elif chunk.event == RunEvent.tool_call_started:
                            # Tool starting
                            tool_name = chunk.tool.tool_name if hasattr(chunk, 'tool') and hasattr(chunk.tool, 'tool_name') else 'unknown'
                            event_data = {"tool": tool_name, "status": "started"}
                            sse_event = f"event: ToolCallStarted\ndata: {json.dumps(event_data)}\n\n"
                            yield sse_event
                            logger.info(f"  ✅ Yielded ToolCallStarted: {tool_name}")
                        
                        elif chunk.event == RunEvent.tool_call_completed:
                            # Tool finished
                            tool_name = chunk.tool.tool_name if hasattr(chunk, 'tool') and hasattr(chunk.tool, 'tool_name') else 'unknown'
                            result_preview = str(chunk.content)[:200] if hasattr(chunk, 'content') else 'completed'
                            event_data = {"tool": tool_name, "status": "completed", "result_preview": result_preview}
                            sse_event = f"event: ToolCallCompleted\ndata: {json.dumps(event_data)}\n\n"
                            yield sse_event
                            logger.info(f"  ✅ Yielded ToolCallCompleted: {tool_name}")
                        
                        else:
                            # Other event types
                            logger.info(f"  ⚠️ Unhandled event type: {chunk.event}")
                        
                        await asyncio.sleep(0.001)
                        continue
                    
                    # Fallback for dict-based chunks
                    if isinstance(chunk, dict):
                        event = chunk.get("event")
                        data = chunk.get("data")
                        if event:
                            sse_event = f"event: {event}\ndata: {json.dumps(data)}\n\n"
                        else:
                            sse_event = f"data: {json.dumps(chunk)}\n\n"
                        yield sse_event
                        logger.info(f"  ✅ Yielded event: {event or 'data-only'}")
                        # Small delay to ensure chunk is flushed before next one
                        await asyncio.sleep(0.001)
                    else:
                        # Handle Pydantic objects or other objects
                        try:
                            logger.info(f"Processing chunk type: {type(chunk)}")
                            
                            # Try multiple serialization methods
                            chunk_dict = None
                            
                            # Method 1: Pydantic v2 model_dump()
                            if hasattr(chunk, 'model_dump'):
                                try:
                                    chunk_dict = chunk.model_dump()
                                    logger.info(f"✅ Serialized with model_dump()")
                                except Exception as e:
                                    logger.info(f"model_dump() failed: {e}")
                            
                            # Method 2: Pydantic v1 dict()
                            if chunk_dict is None and hasattr(chunk, 'dict'):
                                try:
                                    chunk_dict = chunk.dict()
                                    logger.info(f"✅ Serialized with dict()")
                                except Exception as e:
                                    logger.info(f"dict() failed: {e}")
                            
                            # Method 3: Check if it's a Pydantic BaseModel
                            if chunk_dict is None:
                                try:
                                    # Try to import and check
                                    from pydantic import BaseModel
                                    if isinstance(chunk, BaseModel):
                                        chunk_dict = chunk.model_dump()
                                        logger.info(f"✅ Serialized BaseModel with model_dump()")
                                except Exception as e:
                                    logger.info(f"BaseModel check failed: {e}")
                            
                            # Method 4: Fall back to __dict__
                            if chunk_dict is None and hasattr(chunk, '__dict__'):
                                chunk_dict = chunk.__dict__
                                logger.info(f"✅ Serialized with __dict__")
                            
                            # Method 5: Last resort - convert to string
                            if chunk_dict is None:
                                logger.warning(f"Could not serialize chunk, converting to string: {type(chunk)}")
                                chunk_dict = {"content": str(chunk)}
                            
                            # Extract event type if present
                            event_type = chunk_dict.get("event")
                            if event_type:
                                logger.info(f"Sending event: {event_type}")
                                # Debug: Show content for ReasoningStep events
                                if event_type == "ReasoningStep":
                                    logger.info(f"  ReasoningStep content: reasoning={chunk_dict.get('reasoning')}, content={chunk_dict.get('content')}, result={chunk_dict.get('result')}")
                                    logger.info(f"  Full ReasoningStep dict keys: {list(chunk_dict.keys())}")
                                
                                # Use custom serializer that properly handles nested objects
                                def serialize_value(obj):
                                    """Recursively serialize objects, converting to strings only when necessary"""
                                    if isinstance(obj, dict):
                                        return {k: serialize_value(v) for k, v in obj.items()}
                                    elif isinstance(obj, (list, tuple)):
                                        return [serialize_value(v) for v in obj]
                                    elif hasattr(obj, 'model_dump'):
                                        return serialize_value(obj.model_dump())
                                    elif hasattr(obj, '__dict__') and not isinstance(obj, (str, int, float, bool, type(None))):
                                        return serialize_value(obj.__dict__)
                                    else:
                                        return obj
                                
                                serialized_dict = serialize_value(chunk_dict)
                                
                                # Special handling for ReasoningStep: convert content object to string
                                if event_type == "ReasoningStep" and isinstance(serialized_dict.get("content"), dict):
                                    # Content is a reasoning object - serialize it as string for frontend
                                    reasoning_obj = serialized_dict.pop("content")
                                    serialized_dict["reasoning_content"] = json.dumps(reasoning_obj, default=str, ensure_ascii=False)
                                    logger.info(f"  ✅ Converted ReasoningStep content to reasoning_content string")
                                
                                sse_event = f"event: {event_type}\ndata: {json.dumps(serialized_dict, default=str, ensure_ascii=False)}\n\n"
                            else:
                                logger.info(f"Sending data without event type")
                                def serialize_value(obj):
                                    """Recursively serialize objects, converting to strings only when necessary"""
                                    if isinstance(obj, dict):
                                        return {k: serialize_value(v) for k, v in obj.items()}
                                    elif isinstance(obj, (list, tuple)):
                                        return [serialize_value(v) for v in obj]
                                    elif hasattr(obj, 'model_dump'):
                                        return serialize_value(obj.model_dump())
                                    elif hasattr(obj, '__dict__') and not isinstance(obj, (str, int, float, bool, type(None))):
                                        return serialize_value(obj.__dict__)
                                    else:
                                        return obj
                                
                                serialized_dict = serialize_value(chunk_dict)
                                sse_event = f"data: {json.dumps(serialized_dict, default=str, ensure_ascii=False)}\n\n"
                            
                            yield sse_event
                            logger.info(f"  ✅ Yielded event: {event_type or 'data-only'}")
                            # Small delay to ensure chunk is flushed before next one
                            await asyncio.sleep(0.001)
                        except Exception as e:
                            logger.error(f"Failed to serialize chunk: {e}, chunk type: {type(chunk)}", exc_info=True)
                            yield f"data: {json.dumps({'error': str(e), 'content': str(chunk)}, default=str)}\n\n"
                            await asyncio.sleep(0.001)
                        
                logger.info(f"✅ Streaming run completed for session {session_id} - sent {chunk_count} chunks")
            except Exception as e:
                logger.error(f"❌ Error during stream generation for session {session_id}: {e}", exc_info=True)
                error_data = {"error": str(e), "code": "STREAM_ERROR"}
                yield f"event: error\ndata: {json.dumps(error_data)}\n\n"

        return StreamingResponse(stream_generator(), media_type="text/event-stream")
    
    else:
        # Handle non-streaming (blocking) response
        try:
            response = agent.run(
                request.message,
                stream=False,
                session_id=session_id,
                session_state=initial_state  # <-- **** THIS IS THE FIX ****
            )
            logger.info(f"✅ Non-streaming run completed for session {session_id}")
            # The final response from agent.run is the message content
            return {
                "session_id": session_id,
                "tenant_id": request.tenant_id,
                "response": response
            }
        except Exception as e:
            logger.error(f"❌ Error during non-streaming agent run for session {session_id}: {e}")
            raise HTTPException(status_code=500, detail=str(e))

# Create AgentOS (without fastapi_app - that parameter doesn't exist in current agno version)
agent_os = AgentOS(
    agents=[gemini_sql_agent],
    description="Multi-tenant SQL Agent for querying data sources across tenants."
)

# Get the AgentOS app first, then add our custom route to it
agentOS_app = agent_os.get_app()

# Add our custom /tenant-run endpoint to the AgentOS app
agentOS_app.add_api_route(
    "/tenant-run/{agent_id}",
    run_tenant_agent,
    methods=["POST"],
    name="run_tenant_agent"
)

# Use the combined app
app = agentOS_app

# DEPRECATED FUNCTIONS - Replaced by the /tenant-run API endpoint
# The following functions are kept for backward compatibility and local testing only.
# For production API usage, use the /tenant-run/{agent_id} endpoint instead.

# DEPRECATED FUNCTIONS - Replaced by the /tenant-run API endpoint
# The following functions are kept for backward compatibility and local testing only.
# For production API usage, use the /tenant-run/{agent_id} endpoint instead.




if __name__ == "__main__":
    import uvicorn
    
    host = os.getenv("SQL_AGENT_HOST", "0.0.0.0")
    port = int(os.getenv("SQL_AGENT_PORT", "5559"))
    
    print("\n" + "="*80)
    print("🚀 STARTING SQL AGENT OS SERVER (with custom /tenant-run endpoint)")
    print("="*80)
    print(f"Host: {host}")
    print(f"Port: {port}")
    print(f"Agent ID: {DEFAULT_AGENT_ID}")
    print(f"AgentOS ID: {DEFAULT_AGENT_OS_ID}")
    print("="*80 + "\n")
    
    print(f"\n🎯 CUSTOM TENANT ENDPOINT:")
    print(f"   POST http://{host}:{port}/tenant-run/{DEFAULT_AGENT_ID}")
    print(f"\n📚 STANDARD AGENTOS ENDPOINTS:")
    print(f"   GET  http://{host}:{port}/config")
    print(f"   GET  http://{host}:{port}/agents")
    print(f"   POST http://{host}:{port}/agents/{DEFAULT_AGENT_ID}/runs")
    print("="*80 + "\n")
    
    # Run with proper streaming settings
    uvicorn.run(
        app,
        host=host,
        port=port,
        # Streaming settings - prevent buffering
        server_header=False,
        # Disable app level buffering - let streaming work properly
        interface="auto"
    )