import enum
from typing import List

from spacepackets.ecss import PusTc
from tmtccmd.config import CmdTreeNode
from pydantic import BaseModel
from tmtccmd.tmtc import DefaultPusQueueHelper

from opssat_tmtc.common import EXPERIMENT_APID, UniqueId, make_action_cmd_header


class ActionId(enum.IntEnum):
    DEFAULT_SINGLE = 1
    BALANCED_SINGLE = 2
    DEFAULT_SINGLE_FLATSAT = 3
    BALANCED_SNGLE_FLATSAT = 4
    CUSTOM_PARAMS = 5


class CameraParameters(BaseModel):
    R: int
    G: int
    B: int
    N: int
    P: bool
    E: int
    W: int


def create_camera_node() -> CmdTreeNode:
    cam_node = CmdTreeNode("cam", "OPS-SAT IMS1000 batch handler commands")
    cam_node.add_child(
        CmdTreeNode("default_single", "Default Single Image Camera Parameters")
    )
    cam_node.add_child(
        CmdTreeNode("balanced_single", "Balanced Single Image Camera Parameters")
    )
    cam_node.add_child(
        CmdTreeNode(
            "default_single_flatsat",
            "Default Single Image Camera Parameters for use on FlatSat",
        )
    )
    cam_node.add_child(
        CmdTreeNode(
            "balanced_single_flatsat",
            "Balanced Single Image Camera Parameters for use on FlatSat",
        )
    )
    cam_node.add_child(
        CmdTreeNode("custom_params", "Custom Camera Parameters as specified from file")
    )
    return cam_node


def create_cam_cmd(q: DefaultPusQueueHelper, cmd_path: List[str]):

    assert len(cmd_path) >= 1
    q.add_log_cmd(
        "Sending PUS take image action request for command " + cmd_path[0] + " params."
    )
    data = bytearray()
    if cmd_path[0] == "default_single":
        data.extend(
            make_action_cmd_header(UniqueId.CameraHandler, ActionId.DEFAULT_SINGLE)
        )
    elif cmd_path[0] == "balanced_single":
        data.extend(
            make_action_cmd_header(UniqueId.CameraHandler, ActionId.BALANCED_SINGLE)
        )
    elif cmd_path[0] == "default_single_flatsat":
        data.extend(
            make_action_cmd_header(
                UniqueId.CameraHandler, ActionId.DEFAULT_SINGLE_FLATSAT
            )
        )
    elif cmd_path[0] == "balanced_single_flatsat":
        data.extend(
            make_action_cmd_header(
                UniqueId.CameraHandler, ActionId.BALANCED_SNGLE_FLATSAT
            )
        )
    elif cmd_path[0] == "custom":
        data.extend(
            make_action_cmd_header(UniqueId.CameraHandler, ActionId.CUSTOM_PARAMS)
        )
        # TODO: Implement asking params from user.

        # params = CameraParameters(8, 8, 8, 1, True, 200, 1000)
        # data.extend(params.model_dump_json().encode())
        raise NotImplementedError()
    else:
        raise ValueError("unknown camera action {}", cmd_path[0])
    return q.add_pus_tc(
        PusTc(service=8, subservice=128, apid=EXPERIMENT_APID, app_data=data)
    )