import json
import sys


def to_markdown(data):
    markdown = ""
    for key, value in data.items():
        markdown += f"**{key}:**\n\n"
        if isinstance(value, dict):
            markdown += "| Key | Value |\n| --- | --- |\n"
            for nested_key, nested_value in value.items():
                nested_value = (
                    round(nested_value, 3)
                    if isinstance(nested_value, float)
                    else {k: round(v, 3) for k, v in nested_value.items()}
                    if isinstance(nested_value, dict)
                    else nested_value
                )
                markdown += f"| {nested_key} | {nested_value} |\n"
        elif isinstance(value, list) and all(isinstance(item, dict) for item in value):
            if value:
                headers = sorted(set().union(*[item.keys() for item in value]))
                markdown += "| " + " | ".join(headers) + " |\n| " + " | ".join(["---"] * len(headers)) + " |\n"
                for item in value:
                    value_list = [
                        "{:.3e}".format(float(item.get(header, ""))) if not str(item.get(header, "")).isdigit() else str(item.get(header, ""))
                        for header in headers
                    ]
                    markdown += "| " + " | ".join(value_list) + " |\n"
            else:
                markdown += "(empty list)\n"
        else:
            markdown += f"{value}\n"
        markdown += "\n"
    return markdown


def json_to_markdown(json_fp, md_fp):
    """Convert a json file to markdown."""
    # Read JSON file
    with open(json_fp, "r") as file:
        data = json.load(file)

    # Convert to markdown
    markdown = to_markdown(data)

    # Save to markdown file
    with open(md_fp, "w") as file:
        file.write(markdown)
    return markdown


if __name__ == "__main__":
    # Check if the correct number of arguments is provided
    if len(sys.argv) < 3:
        print("Usage: python script.py <json_file> <output_file>")
        sys.exit(1)

    # Get the JSON file path and output Markdown file path from command-line arguments
    json_file = sys.argv[1]
    md_file = sys.argv[2]

    # Call the JSON to Markdown conversion function
    json_to_markdown(json_file, md_file)