import subprocess
import json
import re

def get_namespaces():
    output = subprocess.check_output(["kubectl", "get", "ns", "-o", "json"])
    data = json.loads(output)
    return [item["metadata"]["name"] for item in data["items"]]

def get_pvcs(namespace: str):
    output = subprocess.check_output(["kubectl", "get", "pvc", "-n", namespace, "-o", "json"])
    data = json.loads(output)
    return [item["metadata"]["name"] for item in data["items"]]

def get_all_backup_pvcs():
    output = subprocess.check_output(["kubectl", "get", "pvc", "-A", "-o", "json"])
    data = json.loads(output)

    backup_pvcs = []
    for item in data["items"]:
        name = item["metadata"]["name"]
        namespace = item["metadata"]["namespace"]
        if re.match(r"^snapix-bkp-temp-", name):
            backup_pvcs.append({
                "name": name,
                "namespace": namespace
            })
    return backup_pvcs