import os
import base64

with open("style.css", "r", encoding="utf-8") as f:
    CSS = f.read()

def load_template(filename: str) -> str:
    filepath = os.path.join("templates", filename)
    if os.path.exists(filepath):
        with open(filepath, "r", encoding="utf-8") as f:
            return f.read()
    return ""

def get_file_b64(filename, mime_type):
    search_paths = [
        os.path.join("sample", filename),
        os.path.join(".sample", filename),
        os.path.join(".storage_lokal", "sample", filename),
        os.path.join("/data", "sample", filename),
        os.path.join("/data", filename)
    ]
    for p in search_paths:
        if os.path.exists(p):
            try:
                with open(p, "rb") as f:
                    data = base64.b64encode(f.read()).decode("utf-8")
                    return f"data:{mime_type};base64,{data}"
            except Exception:
                pass
    return ""

def get_header_html() -> str:
    top_bar = load_template("top_bar.html")
    showcase = load_template("showcase.html")
    
    b64_dict = {
        "INPUT_WWW_B64": get_file_b64("input_www.jpg", "image/jpeg"),
        "WWW_MP4_B64": get_file_b64("www.mp4", "video/mp4"),
        "WWW_RIFE_X2_B64": get_file_b64("www-rife-x2.mp4", "video/mp4"),
        "WWW_RIFE_X4_B64": get_file_b64("www-rife-x4.mp4", "video/mp4"),
        "INPUT_XX_B64": get_file_b64("input_xx.jpg", "image/jpeg"),
        "XX_MP4_B64": get_file_b64("xx.mp4", "video/mp4"),
        "XX_RIFE_X2_B64": get_file_b64("xx-rife-x2.mp4", "video/mp4"),
    }
    
    for key, val in b64_dict.items():
        showcase = showcase.replace(f"{{{key}}}", val)

    return top_bar + showcase