# SPDX-FileCopyrightText: Huawei Inc.
#
# SPDX-License-Identifier: Apache-2.0
# 
# Utils functions for upgrade_oniro.py 


def get_manifest_projects():
    """
    Create a list of dict containing all the properties of the
    projects in Oniro's manifest.

    Returns:
        A new list of dict with all the projects' properties.
    """
    import xml.etree.ElementTree as ET

    tree = ET.parse("oniro/manifests/default.xml")
    root = tree.getroot()
    return [project.attrib for project in root.findall("project")]

def find_latest_backup():
    """
    Find the latest backup of Oniro. This will search only in the
    current directory.

    Returns:
        The latest backup name if found, None otherwise.
    """
    from pathlib import Path
    
    this_dir = Path(".")
    backup_info_list = []
    for item in this_dir.iterdir():
        if "upgrade_oniro_backup" in item.name:
            
            backup_info = {
                "name": item.name,
                "timestamp":  item.name.split("-")[1].split(".")[:2]
            }
            print(backup_info)
            backup_info_list.append(backup_info)
    
    return max(backup_info_list, key=lambda x: int(f'{x["timestamp"][0]}{x["timestamp"][1]}'))["name"]