#!/usr/bin/env python3
"""
🎨 REGENERATE - Z Master Reference
Uporablja točne specifikacije iz MASTER_GRONK.png in MASTER_KAI.png
"""

import os
import sys
import json
import time
import uuid
import requests
import subprocess
from pathlib import Path
from datetime import datetime

try:
    from rembg import remove
    from PIL import Image
except ImportError:
    os.system("pip3 install --user rembg pillow onnxruntime")
    from rembg import remove
    from PIL import Image

COMFYUI_URL = "http://127.0.0.1:8000"
OUTPUT_DIR = Path("/Users/davidkotnik/repos/novafarma/assets/images")
REPO_DIR = Path("/Users/davidkotnik/repos/novafarma")

STYLE = "2D indie game cartoon character sprite, clean vector style, smooth bold outlines, full body visible head to feet, isolated on pure white background"
NEGATIVE = "pixel art, pixelated, 3d render, realistic photo, anime, manga, blurry, watermark, text, green background, cut off"

# 🎯 CORRECT PROMPTS based on MASTER references
CORRECT_ASSETS = [
    ("npcs", "gronk_front_walk1", 
     "Gronk the troll character, green-grey skin with visible round belly, "
     "BRIGHT PINK dreadlocks, large ear gauges, nose ring and facial piercings, "
     "wearing black baggy t-shirt with purple TROLL SABBATH text, "
     "black loose baggy pants, bright pink sneakers, "
     "holding colorful rainbow vape device with pink smoke, "
     "peaceful relaxed expression, full body, front view, walking pose left leg forward"),
    
    ("npcs", "kai_front_walk1",
     "Kai teenage survivor character, dark forest green thick dreadlocks, "
     "medium skin tone, large ear gauges, nose piercing and lip piercing, "
     "serious determined expression, "
     "wearing weathered blue-grey denim jacket with dirt stains, "
     "beige t-shirt underneath, "
     "torn blue jeans ripped at knees, "
     "brown leather combat boots, "
     "brown survival backpack with straps and pockets, "
     "athletic lean build, full body, front view, walking pose left leg forward"),
]


def log(msg):
    ts = datetime.now().strftime("%H:%M:%S")
    print(f"[{ts}] {msg}")
    sys.stdout.flush()


def git_commit(file_path, category, name):
    try:
        rel_path = file_path.relative_to(REPO_DIR)
        subprocess.run(["git", "add", str(rel_path)], cwd=REPO_DIR, check=True, capture_output=True)
        subprocess.run(["git", "commit", "-m", f"🎨 CORRECT: {category}/{name} (master ref)"], cwd=REPO_DIR, check=True, capture_output=True)
        log(f"   📝 Git committed with master ref tag")
        return True
    except:
        return False


def create_workflow(prompt_text, output_name, size=512):
    seed = int(time.time() * 1000) % 2147483647
    full_prompt = f"{STYLE}, {prompt_text}"
    
    return {
        "1": {"class_type": "CheckpointLoaderSimple", "inputs": {"ckpt_name": "dreamshaper_8.safetensors"}},
        "2": {"class_type": "EmptyLatentImage", "inputs": {"width": size, "height": size, "batch_size": 1}},
        "3": {"class_type": "CLIPTextEncode", "inputs": {"text": full_prompt, "clip": ["1", 1]}},
        "4": {"class_type": "CLIPTextEncode", "inputs": {"text": NEGATIVE, "clip": ["1", 1]}},
        "5": {
            "class_type": "KSampler",
            "inputs": {
                "seed": seed, "steps": 35, "cfg": 8.0,
                "sampler_name": "euler_ancestral", "scheduler": "karras",
                "denoise": 1.0, "model": ["1", 0],
                "positive": ["3", 0], "negative": ["4", 0], "latent_image": ["2", 0]
            }
        },
        "6": {"class_type": "VAEDecode", "inputs": {"samples": ["5", 0], "vae": ["1", 2]}},
        "7": {"class_type": "SaveImage", "inputs": {"filename_prefix": output_name, "images": ["6", 0]}}
    }


def queue_prompt(workflow):
    try:
        r = requests.post(f"{COMFYUI_URL}/prompt", json={"prompt": workflow, "client_id": f"regen_{uuid.uuid4().hex[:8]}"}, timeout=10)
        return r.json().get("prompt_id")
    except Exception as e:
        log(f"❌ Queue error: {e}")
        return None


def wait_completion(prompt_id, timeout=120):
    start = time.time()
    while time.time() - start < timeout:
        try:
            r = requests.get(f"{COMFYUI_URL}/history/{prompt_id}", timeout=5)
            if prompt_id in r.json() and r.json()[prompt_id].get("outputs"):
                return True
        except:
            pass
        time.sleep(2)
    return False


def download_and_process(prompt_id, output_path):
    try:
        h = requests.get(f"{COMFYUI_URL}/history/{prompt_id}").json()
        for out in h.get(prompt_id, {}).get("outputs", {}).values():
            for img in out.get("images", []):
                r = requests.get(f"{COMFYUI_URL}/view", params={"filename": img["filename"], "subfolder": img.get("subfolder", ""), "type": "output"})
                if r.status_code == 200:
                    output_path.parent.mkdir(parents=True, exist_ok=True)
                    from io import BytesIO
                    transparent_img = remove(Image.open(BytesIO(r.content)))
                    transparent_img.save(str(output_path), "PNG")
                    return True
        return False
    except Exception as e:
        log(f"❌ Download error: {e}")
        return False


def main():
    log("="*70)
    log("🎨 REGENERATE - Z Master Reference Slikami")
    log("   Točne specifikacije iz MASTER_GRONK.png & MASTER_KAI.png")
    log("="*70)
    
    try:
        r = requests.get(f"{COMFYUI_URL}/system_stats", timeout=5)
        log(f"✅ ComfyUI v{r.json()['system']['comfyui_version']} running")
    except:
        log("❌ ComfyUI not running!")
        return
    
    log(f"\n🎯 Regenerating {len(CORRECT_ASSETS)} characters with CORRECT style...\n")
    
    for i, (cat, name, prompt) in enumerate(CORRECT_ASSETS, 1):
        path = OUTPUT_DIR / cat / f"{name}.png"
        
        log(f"[{i}/{len(CORRECT_ASSETS)}] 🎨 {name}...")
        log(f"   📋 Using master reference prompt")
        
        wf = create_workflow(prompt, name, 512)
        pid = queue_prompt(wf)
        
        if pid and wait_completion(pid) and download_and_process(pid, path):
            log(f"   ✅ Generated with CORRECT style!")
            git_commit(path, cat, name)
            
            # Auto-open to verify
            os.system(f"open {path}")
        else:
            log(f"   ❌ FAILED")
    
    log("\n" + "="*70)
    log("🎨 REGENERATION COMPLETE!")
    log("   Slike so odprte - preverite ali sedaj ustrezajo!")
    log("="*70)


if __name__ == "__main__":
    main()