import enum
from typing import Dict, Tuple

from spacepackets.ecss import PusTelecommand
from tmtccmd.config.tmtc import (
    CmdTreeNode,
)
from tmtccmd.pus.s200_fsfw_mode import Mode
from tmtccmd.pus.s200_fsfw_mode import Subservice as ModeSubservices
from tmtccmd.tmtc import DefaultPusQueueHelper

from eive_tmtc.config.object_ids import EPS_SUBSYSTEM_ID
from eive_tmtc.tmtc.common import pack_mode_cmd_with_info


class OpCode(str, enum.Enum):
    OFF = "off"
    NML = "normal"
    REPORT_ALL_MODES = "all_modes"


class Info(str, enum.Enum):
    OFF = "Off Mode Command"
    NML = "Normal Mode Command"
    REPORT_ALL_MODES = "Report All Modes Recursively"


HANDLER_LIST: Dict[str, Tuple[int, int, str]] = {
    OpCode.OFF: (Mode.OFF, 0, Info.OFF),
    OpCode.NML: (Mode.NORMAL, 0, Info.NML),
}


def build_eps_subsystem_cmd(q: DefaultPusQueueHelper, cmd_str: str):
    info_prefix = "EPS Subsystem"
    if cmd_str in OpCode.REPORT_ALL_MODES:
        q.add_log_cmd(f"{info_prefix}: {Info.REPORT_ALL_MODES}")
        q.add_pus_tc(
            PusTelecommand(
                service=200,
                subservice=ModeSubservices.TC_MODE_ANNOUNCE_RECURSIVE,
                app_data=EPS_SUBSYSTEM_ID,
            )
        )
    mode_info_tup = HANDLER_LIST.get(cmd_str)
    if mode_info_tup is None:
        return
    pack_mode_cmd_with_info(
        object_id=EPS_SUBSYSTEM_ID,
        info=f"{info_prefix}: {mode_info_tup[2]}",
        mode=mode_info_tup[0],
        submode=mode_info_tup[1],
        q=q,
    )


def create_eps_subsystem_node() -> CmdTreeNode:
    eps_node = CmdTreeNode("eps", "EPS Subsystem")
    for cmd_str, (_, _, info) in HANDLER_LIST.items():
        eps_node.add_child(CmdTreeNode(cmd_str, info))
    eps_node.add_child(CmdTreeNode(OpCode.REPORT_ALL_MODES, Info.REPORT_ALL_MODES))
    return eps_node