#!/usr/bin/env python3
"""
Quick performance test - 50 users, 100 requests each
"""
import asyncio
import aiohttp
import time
import random
import statistics
from typing import List, Dict

API_URL = "https://echoesoftheashgame.patacuack.net/api"
NUM_USERS = 50
REQUESTS_PER_USER = 100

async def test_user(session: aiohttp.ClientSession, user_num: int):
    """Simulate a single user making requests"""
    username = f"loadtest_user_{user_num}"
    password = "TestPassword123!"
    
    # Login
    async with session.post(f"{API_URL}/auth/login", 
                            json={"username": username, "password": password}) as resp:
        if resp.status != 200:
            return []
        data = await resp.json()
        token = data["access_token"]
    
    headers = {"Authorization": f"Bearer {token}"}
    results = []
    
    # Make requests
    for _ in range(REQUESTS_PER_USER):
        start = time.time()
        action = random.choices(
            ["location", "inventory", "move"],
            weights=[20, 30, 50]  # 50% move, 30% inventory, 20% location
        )[0]
        
        success = False
        try:
            if action == "location":
                async with session.get(f"{API_URL}/game/location", headers=headers, timeout=aiohttp.ClientTimeout(total=10)) as resp:
                    success = resp.status == 200
            elif action == "inventory":
                async with session.get(f"{API_URL}/game/inventory", headers=headers, timeout=aiohttp.ClientTimeout(total=10)) as resp:
                    success = resp.status == 200
            elif action == "move":
                # Get valid directions first
                async with session.get(f"{API_URL}/game/location", headers=headers, timeout=aiohttp.ClientTimeout(total=10)) as resp:
                    if resp.status == 200:
                        loc_data = await resp.json()
                        directions = loc_data.get("directions", [])
                        if directions:
                            direction = random.choice(directions)
                            async with session.post(f"{API_URL}/game/move", 
                                                   json={"direction": direction},
                                                   headers=headers,
                                                   timeout=aiohttp.ClientTimeout(total=10)) as move_resp:
                                success = move_resp.status == 200
        except:
            pass
        
        elapsed = (time.time() - start) * 1000  # Convert to ms
        results.append({
            "action": action,
            "success": success,
            "time_ms": elapsed
        })
        
        await asyncio.sleep(0.001)  # Small delay
    
    return results

async def main():
    print("\n" + "="*60)
    print("QUICK PERFORMANCE TEST")
    print(f"{NUM_USERS} users × {REQUESTS_PER_USER} requests = {NUM_USERS * REQUESTS_PER_USER} total")
    print("="*60 + "\n")
    
    async with aiohttp.ClientSession() as session:
        start_time = time.time()
        
        # Run all users concurrently
        tasks = [test_user(session, i) for i in range(1, NUM_USERS + 1)]
        all_results = await asyncio.gather(*tasks)
        
        elapsed = time.time() - start_time
        
        # Flatten results
        results = [r for user_results in all_results for r in user_results]
        
        # Calculate stats
        total = len(results)
        successful = sum(1 for r in results if r["success"])
        failed = total - successful
        success_rate = (successful / total * 100) if total > 0 else 0
        rps = total / elapsed if elapsed > 0 else 0
        
        success_times = [r["time_ms"] for r in results if r["success"]]
        
        print("\n" + "="*60)
        print("RESULTS")
        print("="*60)
        print(f"Total Requests: {total}")
        print(f"Successful: {successful} ({success_rate:.1f}%)")
        print(f"Failed: {failed} ({100-success_rate:.1f}%)")
        print(f"Total Time: {elapsed:.2f}s")
        print(f"Requests/Second: {rps:.2f}")
        
        if success_times:
            print(f"\nResponse Times (successful):")
            print(f"  Min: {min(success_times):.2f}ms")
            print(f"  Max: {max(success_times):.2f}ms")
            print(f"  Mean: {statistics.mean(success_times):.2f}ms")
            print(f"  Median: {statistics.median(success_times):.2f}ms")
            print(f"  95th: {statistics.quantiles(success_times, n=20)[18]:.2f}ms")
        
        # Breakdown by action
        print(f"\nBreakdown:")
        for action in ["move", "inventory", "location"]:
            action_results = [r for r in results if r["action"] == action]
            if action_results:
                action_success = sum(1 for r in action_results if r["success"])
                action_rate = (action_success / len(action_results) * 100)
                action_times = [r["time_ms"] for r in action_results if r["success"]]
                avg_time = statistics.mean(action_times) if action_times else 0
                print(f"  {action:12s}: {len(action_results):4d} req, {action_rate:5.1f}% success, {avg_time:6.2f}ms avg")
        
        print("="*60 + "\n")

if __name__ == "__main__":
    asyncio.run(main())