#!/usr/bin/env python3
"""
Tests for Dashboard API endpoints.
"""

import sys
from pathlib import Path
import tempfile
import sqlite3
import json
from datetime import datetime

# Add parent directory to path
sys.path.insert(0, str(Path(__file__).parent.parent))
sys.path.insert(0, str(Path(__file__).parent.parent.parent))

try:
    from fastapi.testclient import TestClient
    from fastapi import FastAPI
    from server.dashboard_api import router
except ImportError as e:
    print(f"⚠️  Import error: {e}")
    print("   Install dependencies: cd mcp-server && pip install -r requirements.txt")
    sys.exit(1)

# Create test app
app = FastAPI()
app.include_router(router)

client = TestClient(app)

# Test data directory
TEST_DATA_DIR = Path(__file__).parent.parent.parent / "data" / "test_dashboard"
TEST_DATA_DIR.mkdir(parents=True, exist_ok=True)


def setup_test_databases():
    """Create test databases."""
    # Conversations DB
    conversations_db = TEST_DATA_DIR / "conversations.db"
    if conversations_db.exists():
        conversations_db.unlink()
    
    conn = sqlite3.connect(str(conversations_db))
    cursor = conn.cursor()
    cursor.execute("""
        CREATE TABLE sessions (
            session_id TEXT PRIMARY KEY,
            agent_type TEXT NOT NULL,
            created_at TEXT NOT NULL,
            last_activity TEXT NOT NULL,
            message_count INTEGER DEFAULT 0
        )
    """)
    cursor.execute("""
        INSERT INTO sessions (session_id, agent_type, created_at, last_activity, message_count)
        VALUES ('test-session-1', 'family', '2026-01-01T00:00:00', '2026-01-01T01:00:00', 5),
               ('test-session-2', 'work', '2026-01-02T00:00:00', '2026-01-02T02:00:00', 10)
    """)
    conn.commit()
    conn.close()
    
    # Timers DB
    timers_db = TEST_DATA_DIR / "timers.db"
    if timers_db.exists():
        timers_db.unlink()
    
    conn = sqlite3.connect(str(timers_db))
    cursor = conn.cursor()
    cursor.execute("""
        CREATE TABLE timers (
            id TEXT PRIMARY KEY,
            name TEXT,
            duration_seconds INTEGER,
            target_time TEXT,
            created_at TEXT NOT NULL,
            status TEXT DEFAULT 'active',
            type TEXT DEFAULT 'timer',
            message TEXT
        )
    """)
    cursor.execute("""
        INSERT INTO timers (id, name, duration_seconds, created_at, status, type)
        VALUES ('timer-1', 'Test Timer', 300, '2026-01-01T00:00:00', 'active', 'timer')
    """)
    conn.commit()
    conn.close()
    
    # Memory DB
    memory_db = TEST_DATA_DIR / "memory.db"
    if memory_db.exists():
        memory_db.unlink()
    
    conn = sqlite3.connect(str(memory_db))
    cursor = conn.cursor()
    cursor.execute("""
        CREATE TABLE memories (
            id TEXT PRIMARY KEY,
            category TEXT NOT NULL,
            content TEXT NOT NULL,
            confidence REAL DEFAULT 1.0,
            created_at TEXT NOT NULL,
            updated_at TEXT NOT NULL,
            source TEXT
        )
    """)
    conn.commit()
    conn.close()
    
    # Tasks directory
    tasks_dir = TEST_DATA_DIR / "tasks" / "home"
    tasks_dir.mkdir(parents=True, exist_ok=True)
    (tasks_dir / "todo").mkdir(exist_ok=True)
    (tasks_dir / "in-progress").mkdir(exist_ok=True)
    
    # Create test task
    task_file = tasks_dir / "todo" / "test-task.md"
    task_file.write_text("""---
title: Test Task
status: todo
priority: medium
created: 2026-01-01
---

Test task content
""")
    
    return {
        "conversations": conversations_db,
        "timers": timers_db,
        "memory": memory_db,
        "tasks": tasks_dir
    }


def test_status_endpoint():
    """Test /api/dashboard/status endpoint."""
    # Temporarily patch database paths
    import server.dashboard_api as dashboard_api
    original_conversations = dashboard_api.CONVERSATIONS_DB
    original_timers = dashboard_api.TIMERS_DB
    original_memory = dashboard_api.MEMORY_DB
    original_tasks = dashboard_api.TASKS_DIR
    
    try:
        test_dbs = setup_test_databases()
        dashboard_api.CONVERSATIONS_DB = test_dbs["conversations"]
        dashboard_api.TIMERS_DB = test_dbs["timers"]
        dashboard_api.MEMORY_DB = test_dbs["memory"]
        dashboard_api.TASKS_DIR = test_dbs["tasks"]
        
        response = client.get("/api/dashboard/status")
        assert response.status_code == 200
        data = response.json()
        assert data["status"] == "operational"
        assert "databases" in data
        assert "counts" in data
        assert data["counts"]["conversations"] == 2
        assert data["counts"]["active_timers"] == 1
        assert data["counts"]["pending_tasks"] == 1
        
        print("✅ Status endpoint test passed")
        return True
    finally:
        dashboard_api.CONVERSATIONS_DB = original_conversations
        dashboard_api.TIMERS_DB = original_timers
        dashboard_api.MEMORY_DB = original_memory
        dashboard_api.TASKS_DIR = original_tasks


def test_list_conversations():
    """Test /api/dashboard/conversations endpoint."""
    import server.dashboard_api as dashboard_api
    original_conversations = dashboard_api.CONVERSATIONS_DB
    
    try:
        test_dbs = setup_test_databases()
        dashboard_api.CONVERSATIONS_DB = test_dbs["conversations"]
        
        response = client.get("/api/dashboard/conversations?limit=10&offset=0")
        assert response.status_code == 200
        data = response.json()
        assert "conversations" in data
        assert "total" in data
        assert data["total"] == 2
        assert len(data["conversations"]) == 2
        
        print("✅ List conversations endpoint test passed")
        return True
    finally:
        dashboard_api.CONVERSATIONS_DB = original_conversations


def test_get_conversation():
    """Test /api/dashboard/conversations/{id} endpoint."""
    import server.dashboard_api as dashboard_api
    original_conversations = dashboard_api.CONVERSATIONS_DB
    
    try:
        test_dbs = setup_test_databases()
        dashboard_api.CONVERSATIONS_DB = test_dbs["conversations"]
        
        # Add messages table
        conn = sqlite3.connect(str(test_dbs["conversations"]))
        cursor = conn.cursor()
        cursor.execute("""
            CREATE TABLE IF NOT EXISTS messages (
                id INTEGER PRIMARY KEY AUTOINCREMENT,
                session_id TEXT NOT NULL,
                role TEXT NOT NULL,
                content TEXT NOT NULL,
                timestamp TEXT NOT NULL,
                FOREIGN KEY (session_id) REFERENCES sessions(session_id)
            )
        """)
        cursor.execute("""
            INSERT INTO messages (session_id, role, content, timestamp)
            VALUES ('test-session-1', 'user', 'Hello', '2026-01-01T00:00:00'),
                   ('test-session-1', 'assistant', 'Hi there!', '2026-01-01T00:00:01')
        """)
        conn.commit()
        conn.close()
        
        response = client.get("/api/dashboard/conversations/test-session-1")
        assert response.status_code == 200
        data = response.json()
        assert data["session_id"] == "test-session-1"
        assert "messages" in data
        assert len(data["messages"]) == 2
        
        print("✅ Get conversation endpoint test passed")
        return True
    finally:
        dashboard_api.CONVERSATIONS_DB = original_conversations


def test_list_timers():
    """Test /api/dashboard/timers endpoint."""
    import server.dashboard_api as dashboard_api
    original_timers = dashboard_api.TIMERS_DB
    
    try:
        test_dbs = setup_test_databases()
        dashboard_api.TIMERS_DB = test_dbs["timers"]
        
        response = client.get("/api/dashboard/timers")
        assert response.status_code == 200
        data = response.json()
        assert "timers" in data
        assert "reminders" in data
        assert len(data["timers"]) == 1
        
        print("✅ List timers endpoint test passed")
        return True
    finally:
        dashboard_api.TIMERS_DB = original_timers


def test_list_tasks():
    """Test /api/dashboard/tasks endpoint."""
    import server.dashboard_api as dashboard_api
    original_tasks = dashboard_api.TASKS_DIR
    
    try:
        test_dbs = setup_test_databases()
        dashboard_api.TASKS_DIR = test_dbs["tasks"]
        
        response = client.get("/api/dashboard/tasks")
        assert response.status_code == 200
        data = response.json()
        assert "tasks" in data
        assert len(data["tasks"]) >= 1
        
        print("✅ List tasks endpoint test passed")
        return True
    finally:
        dashboard_api.TASKS_DIR = original_tasks


def test_list_logs():
    """Test /api/dashboard/logs endpoint."""
    import server.dashboard_api as dashboard_api
    original_logs = dashboard_api.LOGS_DIR
    
    try:
        logs_dir = TEST_DATA_DIR / "logs"
        logs_dir.mkdir(exist_ok=True)
        
        # Create test log file
        log_file = logs_dir / "llm_2026-01-01.log"
        log_file.write_text(json.dumps({
            "timestamp": "2026-01-01T00:00:00",
            "level": "INFO",
            "agent_type": "family",
            "message": "Test log entry"
        }) + "\n")
        
        dashboard_api.LOGS_DIR = logs_dir
        
        response = client.get("/api/dashboard/logs?limit=10")
        assert response.status_code == 200
        data = response.json()
        assert "logs" in data
        assert len(data["logs"]) >= 1
        
        print("✅ List logs endpoint test passed")
        return True
    finally:
        dashboard_api.LOGS_DIR = original_logs


if __name__ == "__main__":
    print("=" * 60)
    print("Dashboard API Test Suite")
    print("=" * 60)
    print()
    
    try:
        test_status_endpoint()
        test_list_conversations()
        test_get_conversation()
        test_list_timers()
        test_list_tasks()
        test_list_logs()
        
        print()
        print("=" * 60)
        print("✅ All Dashboard API tests passed!")
        print("=" * 60)
    except Exception as e:
        print(f"\n❌ Test failed: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)