from openpyxl.styles import Alignment

def center_columns(worksheet, columns):
    """
    Center the content of specified columns in a worksheet.
    
    Parameters:
        worksheet: The worksheet object from openpyxl.
        columns (list of str): List of column letters to be centered, e.g., ['B', 'D', 'E'].
    """
    for col_letter in columns:
        for cell in worksheet[col_letter]:
            cell.alignment = Alignment(horizontal='center')


from openpyxl import Workbook
from openpyxl.utils import get_column_letter

def autosize_columns(worksheet, columns):
    """
    Adjust the column width to the maximum content size of specified columns in a worksheet.
    
    Parameters:
        worksheet: The worksheet object from openpyxl.
        columns (list of str): List of column letters to be resized, e.g., ['A', 'C', 'F'].
    """
    for col_letter in columns:
        max_length = 0
        col = worksheet[col_letter]
        for cell in col:
            try:
                if len(str(cell.value)) > max_length:
                    max_length = len(str(cell.value))
            except:
                pass
        adjusted_width = (max_length + 2) * 1.2  # Adding a little extra width
        worksheet.column_dimensions[col_letter].width = adjusted_width


from openpyxl import load_workbook

def open_worksheet(file_path, sheet_name):
    """
    Opens an Excel file and returns a specific worksheet by name.
    
    Parameters:
        file_path (str): The path to the Excel file.
        sheet_name (str): The name of the worksheet to load.
        
    Returns:
        worksheet: The loaded worksheet object, or None if the sheet does not exist.
    """
    try:
        # Cargar el libro de trabajo desde el archivo especificado
        workbook = load_workbook(filename=file_path)

        # Intentar obtener la hoja de trabajo por nombre
        if sheet_name in workbook.sheetnames:
            worksheet = workbook[sheet_name]
            return workbook, worksheet
        else:
            print(f"Sheet named '{sheet_name}' does not exist in the workbook.")
            return None, None
    except FileNotFoundError:
        print(f"No such file: '{file_path}'")
        return None, None
    except Exception as e:
        print(f"An error occurred: {e}")
        return None, None


def save_workbook(workbook, file_path):
    """
    Saves the modified workbook to a specified file path.
    
    Parameters:
        workbook: The openpyxl workbook object that has been modified.
        file_path (str): The file path where the workbook should be saved.
        
    Returns:
        bool: True if the workbook was saved successfully, False otherwise.
    """
    try:
        workbook.save(file_path)
        print(f"Workbook saved successfully to '{file_path}'.")
        return True
    except Exception as e:
        print(f"Failed to save the workbook. Error: {e}")
        return False