from dataclasses import dataclass
from functools import partial

import pytest
from frostfs_testlib.steps.cli.container import DEFAULT_PLACEMENT_RULE
from frostfs_testlib.storage.cluster import Cluster
from frostfs_testlib.storage.dataclasses import ape

APE_EVERYONE_ALLOW_ALL = [ape.Rule(ape.Verb.ALLOW, ape.ObjectOperations.WILDCARD_ALL)]
# In case if we need container operations
# ape.Rule(ape.Verb.ALLOW, ape.ContainerOperations.WILDCARD_ALL)]
APE_OWNER_ALLOW_ALL = [ape.Rule(ape.Verb.ALLOW, ape.ObjectOperations.WILDCARD_ALL, ape.Condition.by_role(ape.Role.OWNER))]
# In case if we need container operations
# ape.Rule(ape.Verb.ALLOW, ape.ContainerOperations.WILDCARD_ALL, ape.Condition.by_role(ape.Role.OWNER))]


@dataclass
class ContainerRequest:
    policy: str = None
    ape_rules: list[ape.Rule] = None

    short_name: str | None = None

    ns_name: str | None = None
    ns_zone: str | None = None

    def __post_init__(self):
        if self.ape_rules is None:
            self.ape_rules = []

        # For pytest instead of ids=[...] everywhere
        self.__name__ = self.short_name

    def parsed_rule(self, cluster: Cluster):
        if self.policy is None:
            return None

        substitutions = {"%NODE_COUNT%": str(len(cluster.cluster_nodes))}

        parsed_rule = self.policy
        for sub, replacement in substitutions.items():
            parsed_rule = parsed_rule.replace(sub, replacement)

        return parsed_rule

    def __repr__(self):
        if self.short_name:
            return self.short_name

        spec_info: list[str] = []

        if self.policy:
            spec_info.append(f"policy='{self.policy}'")
        if self.ape_rules:
            ape_rules_list = ", ".join([f"'{rule.as_string()}'" for rule in self.ape_rules])
            spec_info.append(f"ape_rules=[{ape_rules_list}]")

        return f"({', '.join(spec_info)})"


class MultipleContainersRequest(list[ContainerRequest]):
    def __init__(self, iterable=None):
        """Override initializer which can accept iterable"""
        super(MultipleContainersRequest, self).__init__()
        if iterable:
            self.extend(iterable)
        self.__set_name()

    def __set_name(self):
        self.__name__ = ", ".join([s.__name__ for s in self])


PUBLIC_WITH_POLICY = partial(ContainerRequest, ape_rules=APE_EVERYONE_ALLOW_ALL, short_name="Custom_policy_with_allow_all_ape_rule")

# REPS
REP_1_1_1 = "REP 1 IN X CBF 1 SELECT 1 FROM * AS X"

REP_2_1_2 = "REP 2 IN X CBF 1 SELECT 2 FROM * AS X"
REP_2_1_4 = "REP 2 IN X CBF 1 SELECT 4 FROM * AS X"

REP_2_2_2 = "REP 2 IN X CBF 2 SELECT 2 FROM * AS X"
REP_2_2_4 = "REP 2 IN X CBF 2 SELECT 4 FROM * AS X"
#

# Public means it has APE rule which allows everything for everyone
REP_1_1_1_PUBLIC = PUBLIC_WITH_POLICY(REP_1_1_1, short_name="REP 1 CBF 1 SELECT 1 (public)")

REP_2_1_2_PUBLIC = PUBLIC_WITH_POLICY(REP_2_1_2, short_name="REP 2 CBF 1 SELECT 2 (public)")
REP_2_1_4_PUBLIC = PUBLIC_WITH_POLICY(REP_2_1_4, short_name="REP 2 CBF 1 SELECT 4 (public)")

REP_2_2_2_PUBLIC = PUBLIC_WITH_POLICY(REP_2_2_2, short_name="REP 2 CBF 2 SELECT 2 (public)")
REP_2_2_4_PUBLIC = PUBLIC_WITH_POLICY(REP_2_2_4, short_name="REP 2 CBF 2 SELECT 4 (public)")
#

EVERYONE_ALLOW_ALL = ContainerRequest(policy=DEFAULT_PLACEMENT_RULE, ape_rules=APE_EVERYONE_ALLOW_ALL, short_name="Everyone_Allow_All")
OWNER_ALLOW_ALL = ContainerRequest(policy=DEFAULT_PLACEMENT_RULE, ape_rules=APE_OWNER_ALLOW_ALL, short_name="Owner_Allow_All")
PRIVATE = ContainerRequest(policy=DEFAULT_PLACEMENT_RULE, ape_rules=[], short_name="Private_No_APE")


def requires_container(container_request: None | ContainerRequest | list[ContainerRequest] = None) -> pytest.MarkDecorator:
    if container_request is None:
        container_request = EVERYONE_ALLOW_ALL

    if not isinstance(container_request, list):
        container_request = [container_request]

    return pytest.mark.parametrize("container_request", container_request, indirect=True)