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from functools import wraps
from typing import TYPE_CHECKING, Any

from sentry_sdk.feature_flags import add_feature_flag
from sentry_sdk.integrations import DidNotEnable, Integration, _check_minimum_version
from sentry_sdk.utils import parse_version

try:
    from statsig import statsig as statsig_module
    from statsig.version import __version__ as STATSIG_VERSION
except ImportError:
    raise DidNotEnable("statsig is not installed")

if TYPE_CHECKING:
    from statsig.statsig_user import StatsigUser


class StatsigIntegration(Integration):
    identifier = "statsig"

    @staticmethod
    def setup_once() -> None:
        version = parse_version(STATSIG_VERSION)
        _check_minimum_version(StatsigIntegration, version, "statsig")

        # Wrap and patch evaluation method(s) in the statsig module
        old_check_gate = statsig_module.check_gate

        @wraps(old_check_gate)
        def sentry_check_gate(
            user: "StatsigUser", gate: str, *args: "Any", **kwargs: "Any"
        ) -> "Any":
            enabled = old_check_gate(user, gate, *args, **kwargs)
            add_feature_flag(gate, enabled)
            return enabled

        statsig_module.check_gate = sentry_check_gate