# -*- coding: utf-8 -*-
"""
@file   solar_array_deployment.py
@brief  The test function in this file simply returns a command which triggers the solar array
    deployment.
@author J. Meier
@date   15.02.2021
"""
import logging
import struct

from spacepackets.ecss import PusTelecommand
from tmtccmd.config.tmtc import (
    CmdTreeNode,
)
from tmtccmd.pus.s8_fsfw_action import create_action_cmd
from tmtccmd.tmtc import DefaultPusQueueHelper

from eive_tmtc.config.object_ids import SOLAR_ARRAY_DEPLOYMENT_ID


class OpCode:
    MANUAL_DEPLOYMENT = "man_depl"
    BURN_SA_0_ONLY = "burn_sa_0"
    BURN_SA_1_ONLY = "burn_sa_1"


class Info:
    MANUAL_DEPLOYMENT = "Manual Solar Array Deployment"
    BURN_SA_0_ONLY = "Only burn SA0"
    BURN_SA_1_ONLY = "Only burn SA1"


class ActionId:
    MANUAL_DEPLOYMENT = 5


def add_solar_array_deployment_node() -> CmdTreeNode:
    node = CmdTreeNode("solar_array_deployment", "Solar Array Deployment")
    node.add_child(CmdTreeNode(OpCode.MANUAL_DEPLOYMENT, Info.MANUAL_DEPLOYMENT))
    node.add_child(CmdTreeNode(OpCode.BURN_SA_0_ONLY, Info.BURN_SA_0_ONLY))
    node.add_child(CmdTreeNode(OpCode.BURN_SA_1_ONLY, Info.BURN_SA_1_ONLY))
    return node


def pack_solar_array_deployment_test_into(q: DefaultPusQueueHelper, cmd_str: str):
    switch_interval_ms = 0
    if cmd_str == OpCode.MANUAL_DEPLOYMENT:
        while True:
            burn_time_secs = prompt_burn_time()
            if burn_time_secs < 0:
                continue
            # Default configuration: Burn each side for half of the burn time.
            switch_interval_ms = int(round(burn_time_secs * 0.5 * 1000))
            break
        while True:
            dry_run = prompt_dry_run()
            if dry_run < 0:
                continue
            dry_run = bool(dry_run)
            break
        if dry_run:
            dry_run_str = " as dry run"
        else:
            dry_run_str = ""
        q.add_log_cmd(
            f"Testing S/A Deployment with burn time {burn_time_secs}{dry_run_str}"
        )
        q.add_pus_tc(
            pack_manual_array_depl_cmd(burn_time_secs, switch_interval_ms, dry_run)
        )
    elif cmd_str == OpCode.BURN_SA_0_ONLY:
        burn_one_channel_only(q, 0)
    elif cmd_str == OpCode.BURN_SA_1_ONLY:
        burn_one_channel_only(q, 1)


def prompt_burn_time() -> int:
    burn_time = int(input("Please specify burn time in seconds [0-120 secs]: "))
    if burn_time < 0 or burn_time > 120:
        logging.getLogger(__name__).warning(f"Invalid burn time {burn_time}")
        return -1
    return burn_time


def prompt_dry_run() -> int:
    dry_run = input("Dry run? [y/n]: ")
    if dry_run in ["yes", "y", "1"]:
        return 1
    elif dry_run in ["no", "n", "0"]:
        return 0
    else:
        logging.getLogger(__name__).warning("Invalid input for dry run parameter")
        return -1


def burn_one_channel_only(q: DefaultPusQueueHelper, channel: int):
    while True:
        burn_time_secs = prompt_burn_time()
        if burn_time_secs < 0:
            continue
        break
    while True:
        dry_run = prompt_dry_run()
        if dry_run < 0:
            continue
        dry_run = bool(dry_run)
        break
    if dry_run:
        dry_run_str = " as dry run"
    else:
        dry_run_str = ""
    q.add_log_cmd(
        f"Testing S/A Deployment Channel {channel} only with "
        f"burn time {burn_time_secs}{dry_run_str}"
    )
    q.add_pus_tc(pack_one_channel_only_cmd(burn_time_secs, channel, dry_run))


def pack_one_channel_only_cmd(
    burn_time_seconds: int, channel: int, dry_run: bool
) -> PusTelecommand:
    user_data = bytearray()
    user_data.extend(struct.pack("!I", burn_time_seconds))
    # Burn channel for the entire time
    user_data.extend(struct.pack("!I", round(int((burn_time_seconds + 1) * 1000))))
    user_data.append(channel)
    user_data.append(dry_run)
    return create_action_cmd(
        SOLAR_ARRAY_DEPLOYMENT_ID, ActionId.MANUAL_DEPLOYMENT, user_data
    )


def pack_manual_array_depl_cmd(
    burn_time_seconds: int, channel_switch_interval_ms: int, dry_run: bool
) -> PusTelecommand:
    user_data = bytearray()
    user_data.extend(struct.pack("!I", burn_time_seconds))
    user_data.extend(struct.pack("!I", channel_switch_interval_ms))
    user_data.append(0)
    user_data.append(dry_run)
    return create_action_cmd(
        SOLAR_ARRAY_DEPLOYMENT_ID, ActionId.MANUAL_DEPLOYMENT, user_data
    )