weather

type AirQualityEvent struct {
	TimelineHeader
	// Name of the polluting item
	//
	// Do not localize the name. That should be handled by the watch.
	//
	// For particulate matter, use "PM0.1"`, "PM5", or "PM10".
	//
	// For chemicals, use the molecular formula ("NO2", "CO2", or "O3").
	//
	// For pollen, use the genus of the plant.
	Polluter string
	// Amount of pollution in SI units
	//
	// https://ec.europa.eu/environment/air/quality/standards.htm
	// http://www.ourair.org/wp-content/uploads/2012-aaqs2.pdf
	Amount uint32
}

type CloudsEvent struct {
	TimelineHeader
	// Cloud coverage percentage
	Amount uint8
}

type EventType uint8

type HumidityEvent struct {
	TimelineHeader
	// Relative humidity percentage
	Humidity uint8
}

type LocationEvent struct {
	TimelineHeader
	// Location name
	Location string
	// Altitude from sea level in meters
	Altitude int16
	// EPSG:3857 latitude (Google Maps, Openstreetmaps)
	Latitude int32
	// EPSG:3857 longitude (Google Maps, Openstreetmaps)
	Longitude int32
}

type ObscurationEvent struct {
	TimelineHeader
	// Type of obscuration
	Type ObscurationType
	// Visibility in meters. 65535 is unspecified.
	Amount uint16
}

type ObscurationType uint8

type PrecipitationEvent struct {
	TimelineHeader
	// Type of precipitation
	Type PrecipitationType
	// Amount of rain in millimeters. 255 is unspecified.
	Amount uint8
}

type PrecipitationType uint8

type PressureEvent struct {
	TimelineHeader
	// Air pressure in hectopascals (hPa)
	Pressure int16
}

type SpecialEvent struct {
	TimelineHeader
	// Type of special event
	Type SpecialType
}

type SpecialType uint8

type TemperatureEvent struct {
	TimelineHeader
	// Temperature in celcius multiplied by 100.
	// -32768 is "no data"
	Temperature int16
	// Dew point in celcius multiplied by 100.
	// -32768 is "no data"
	DewPoint int16
}

type TimelineHeader struct {
	// UNIX timestamp with timezone offset
	Timestamp uint64
	// Seconds until the event expires
	Expires uint32
	// Type of weather event
	EventType EventType
}

type WindEvent struct {
	TimelineHeader
	// Minimum speed in meters per second
	SpeedMin uint8
	// Maximum speed in meters per second
	SpeedMax uint8
	// Unitless direction, about 1 unit per 0.71 degrees.
	DirectionMin uint8
	// Unitless direction, about 1 unit per 0.71 degrees
	DirectionMax uint8
}