import csv

def format_value(val):
    """格式化值：整数保持原样，小数保留3位"""
    try:
        num_val = float(val)
        if num_val.is_integer():
            return int(num_val)
        return round(num_val, 3)
    except ValueError:
        return val

def csv_to_ini(csv_file, ini_file):
    """
    将CSV文件转换为INI格式
    :param csv_file: 输入的CSV文件路径
    :param ini_file: 输出的INI文件路径
    """
    try:
        with open(csv_file, 'r', newline='', encoding='utf-8') as csv_input:
            # 读取CSV文件
            reader = csv.DictReader(csv_input)
            
            # 确定所需字段
            required_fields = ['name', 'x', 'y', 'z', 'u', 'v', 'w', 
                              'id', 'order', 'lineid', 'status', 'linetype']
            
            with open(ini_file, 'w', encoding='utf-8') as ini_output:
                # 处理每一行数据
                for row in reader:
                    # 检查是否所有必需字段都存在
                    if not all(field in row for field in required_fields):
                        missing = [field for field in required_fields if field not in row]
                        print(f"警告: 行 {reader.line_num} 缺少字段 {', '.join(missing)}，跳过该行")
                        continue
                    
                    # 写入section头
                    ini_output.write(f"[{row['name']}]\n")
                    
                    # 写入数值字段
                    for field in required_fields[1:]:  # 跳过name字段
                        formatted = format_value(row[field])
                        ini_output.write(f"{field} = {formatted}\n")
                    
                    # 区块间添加空行
                    ini_output.write("\n")
                    
                print(f"转换成功！INI文件已保存至: {ini_file}")
                
    except Exception as e:
        print(f"处理过程中出错: {str(e)}")

if __name__ == "__main__":
    # 在此输入您的文件路径
    input_csv = "D:/aa.csv"  # 替换为实际CSV文件路径
    output_ini = "D:/output.ini"   # 输出的INI文件路径
    
    csv_to_ini(input_csv, output_ini)