"""Utility module that defines facts about different tiers of sites. Used by Netbox when creating a new device."""

from pydantic import BaseModel


class ModuleInfo(BaseModel):
    """A collection of facts that define the tier of a site."""

    device_type: str
    module_bays_slots: list[int]
    module_type: str
    breakout_interfaces_per_slot: list[int]
    total_10g_interfaces: int


class TierInfo:
    """Information for different tiers of sites."""

    def __init__(self) -> None:
        """Initialise the different tiers of sites that exist."""
        self.tier1 = ModuleInfo(
            device_type="7750 SR-7s",
            module_bays_slots=[1, 2],
            module_type="XMA2-s-36p-400g",
            breakout_interfaces_per_slot=[36, 35, 34, 33],
            total_10g_interfaces=80,
        )
        self.tier2 = ModuleInfo(
            device_type="7750 SR-7s",
            module_bays_slots=[1, 2],
            module_type="XMA2-s-36p-400g",
            breakout_interfaces_per_slot=[36, 35, 34, 33],
            total_10g_interfaces=60,
        )
        self.tier3 = ModuleInfo(
            device_type="7750 SR2-se",
            module_bays_slots=[1, 2],
            module_type="XCMC-2SE-2",
            breakout_interfaces_per_slot=[36, 35, 34, 33],
            total_10g_interfaces=76,
        )

    def get_module_by_name(self, name: str) -> ModuleInfo:
        """Retrieve a module by name."""
        return getattr(self, name)


# The range includes values from 1 to 10 (11 is not included)
FEASIBLE_IP_TRUNK_LAG_RANGE = range(1, 11)

# Define default values
ROUTER_ROLE = {"name": "router", "slug": "router"}
DEFAULT_SITE = {"name": "GEANT", "slug": "geant"}