from enum import Enum


class Continent(str, Enum):
    EU = "EU"
    NA = "NA"
    SA = "SA"
    AS = "AS"
    AF = "AF"
    OC = "OC"
    AN = "AN"


class Mode(str, Enum):
    CW = "CW"
    PHONE = "PHONE"
    SSB = "SSB"
    AM = "AM"
    FM = "FM"
    DV = "DV"
    DATA = "DATA"
    FT8 = "FT8"
    FT4 = "FT4"
    RTTY = "RTTY"
    SSTV = "SSTV"
    JS8 = "JS8"
    HELL = "HELL"
    PSK = "PSK"
    FSK = "FSK"
    OLIVIA = "OLIVIA"
    PKT = "PKT"
    MSK144 = "MSK144"

    @property
    def is_cw(self) -> bool:
        return self == Mode.CW

    @property
    def is_phone(self) -> bool:
        return self in {Mode.PHONE, Mode.SSB, Mode.AM, Mode.FM, Mode.DV}

    @property
    def is_data(self) -> bool:
        return not (self.is_cw or self.is_phone)

    @staticmethod
    def from_name(name):
        """Convert a string to an enum mode using the alias table."""

        if not name:
            return None

        try:
            return Mode(name.upper())
        except (KeyError, ValueError):
            try:
                return Mode(MODE_ALIASES[name.upper()])
            except (KeyError, ValueError):
                return None


class ModeType(str, Enum):
    PHONE = "PHONE"
    CW = "CW"
    DATA = "DATA"


class ModeSource(str, Enum):
    """Where the mode data came from in a spot."""

    SPOT = "SPOT"
    COMMENT = "COMMENT"
    BANDPLAN = "BANDPLAN"


class LocationSourceForSpot(str, Enum):
    """Where the location data came from in a spot."""

    SPOT = "SPOT"
    SIG_REF_LOOKUP = "SIG REF LOOKUP"
    GRID = "GRID"
    HOME_QTH = "HOME QTH"
    DXCC = "DXCC"


class LocationSourceForCallsign(str, Enum):
    """Where the location data came from in a callsign data object."""

    HOME_QTH = "HOME QTH"
    DXCC = "DXCC"


# Definitions of every activity Spothole knows about, keyed by the ActivityName enum. An enum is used for the
# names to avoid typos when using literal strings like "POTA" all over the place.
class ActivityName(str, Enum):
    """Canonical name of every activity. Spothole uses these rather than literals like "POTA" around the code
    to ensure I don't accidentally introduce typos."""

    CONTEST = "Contest"
    DXPEDITION = "DXpedition"
    SATELLITE = "Satellite"
    EME = "EME"
    AERONAUTICAL_MOBILE = "/AM"
    MARITIME_MOBILE = "/MM"
    QRP = "QRP"
    POTA = "POTA"
    SOTA = "SOTA"
    WWFF = "WWFF"
    GMA = "GMA"
    WWBOTA = "WWBOTA"
    HEMA = "HEMA"
    IOTA = "IOTA"
    GMA_ISLANDS = "GMA Islands"
    ARLHS = "ARLHS"
    ILLW = "ILLW"
    MOTA = "MOTA"
    SIOTA = "SIOTA"
    WCA = "WCA"
    ZLOTA = "ZLOTA"
    WOTA = "WOTA"
    BOTA = "BOTA"
    KRMNPA = "KRMNPA"
    SANPCPA = "SANPCPA"
    LLOTA = "LLOTA"
    TOWERS = "Towers"
    TILES = "Tiles"
    RADAR_RALLY = "RaDAR Rally"
    WAB = "WAB"
    WAI = "WAI"
    DMF = "DMF"
    DME = "DME"
    FEA = "FEA"
    DMUE = "DMUE"
    DMVE = "DMVE"
    DCE = "DCE"
    DEFE = "DEFE"
    DTMBA = "DTMBA"
    BIWOTA = "BIWOTA"
    COTA = "COTA"
    PGA = "PGA"
    TOILETS = "Toilets"

    def __str__(self):
        return str(self.value)


class ActivityRefType(str, Enum):
    """Type of an activity reference."""

    PARK = "PARK"
    SUMMIT = "SUMMIT"
    CASTLE = "CASTLE"
    LIGHTHOUSE = "LIGHTHOUSE"
    ISLAND = "ISLAND"
    BUNKER = "BUNKER"
    MILL = "MILL"
    SILO = "SILO"
    BEACH = "BEACH"
    LAKE = "LAKE"
    TOWER = "TOWER"
    WATERWAY = "WATERWAY"
    TOWN = "TOWN"
    BUILDING = "BUILDING"
    REGION = "REGION"
    GRID = "GRID"
    TOILET = "TOILET"


class ActivityType(str, Enum):
    """Type of an activity. Used to group them in the web UI."""

    TRADITIONAL = "TRADITIONAL"
    ADVENTURE = "ADVENTURE"
    REGIONAL = "REGIONAL"
    EVENT = "EVENT"


# Mode aliases. Sometimes we get spots with a mode described in a different way that is effectively the same as a mode
# we already know, or we want to normalise things for consistency. The lookup table for this is here. Incoming spots
# that match a key in this table will be converted to the corresponding value, so only the modes above will actually be
# present in the spots.
MODE_ALIASES = {
    "USB": "SSB",
    "LSB": "SSB",
    "DIGITALVOICE": "DV",
    "DIGITALVOI": "DV",
    "DMR": "DV",
    "DSTAR": "DV",
    "C4FM": "DV",
    "FUSION": "DV",
    "M17": "DV",
    "RTT": "RTTY",
    "BPSK": "PSK",
    "PSK31": "PSK",
    "BPSK31": "PSK",
    "MFSK": "FSK",
    "MFSK32": "FSK",
    "DIGI": "DATA",
    "DIGITAL": "DATA",
}