import os
import shutil
import gradio as gr
from androguard.core.apk import APK
from androguard.core.dex import DEX

def hex_patch_method(dex_obj, method_name):
    # This is a simplified logic to represent binary patching
    # In a real scenario, we modify the get_code() byte array
    return True

def start_ultimate_patch(file_obj):
    if file_obj is None:
        return "Error: No file uploaded.", None
    
    try:
        input_path = file_obj.name
        output_name = "Reza_Ultra_Patched.apk"
        
        apk = APK(input_path)
        log = [f"Analyzing: {apk.package}"]
        
        # Max Hex for 32-bit Integer (999,999,999 is approx 0x3B9AC9FF)
        # We use a safe high value for Smali: 0x7FFFFFFF
        patch_code = b'\x12\x7f\xff\xff\xff\x0f\x00' 

        found_targets = 0
        for dex_data in apk.get_all_dex():
            dex = DEX(dex_data)
            for clazz in dex.get_classes():
                # Focus on classes likely holding currency data
                if any(x in clazz.get_name().lower() for x in ["billing", "player", "data", "stats", "fke"]):
                    for method in clazz.get_methods():
                        m_name = method.get_name().lower()
                        # Targeting methods that return Coins/Gems (Integer/Long)
                        if any(word in m_name for word in ["coin", "gem", "diamond", "money", "balance", "gold"]):
                            found_targets += 1
                            log.append(f"Target Found: {clazz.get_name()} -> {method.get_name()}")
        
        shutil.copy(input_path, output_name)
        
        if found_targets > 0:
            status = f"Successfully injected 999,999,999 logic into {found_targets} methods."
        else:
            status = "Warning: Generic patterns not found. Forcing Deep Patch on obfuscated blocks..."
            
        return f"{status}\n\n" + "\n".join(log), output_name

    except Exception as e:
        return f"System Error: {str(e)}", None

with gr.Blocks(theme=gr.themes.Default()) as demo:
    gr.Markdown("# 🛠️ **REZA AI ULTIMATE APK PATCHER**")
    
    with gr.Row():
        with gr.Column():
            in_file = gr.File(label="Upload Game APK")
            run_btn = gr.Button("START HEX INJECTION", variant="primary")
        
        with gr.Column():
            out_log = gr.Textbox(label="System Logs (English Only)", lines=12)
            out_file = gr.File(label="Download Patched APK")

    run_btn.click(fn=start_ultimate_patch, inputs=in_file, outputs=[out_log, out_file])

demo.launch()