package briefing

type factRequirementCategory string

const (
	collectedFactRequirement factRequirementCategory = "collected"
	derivedFactRequirement   factRequirementCategory = "derived"
)

type factRequirement struct {
	identity string
	category factRequirementCategory
}

func (r factRequirement) String() string {
	return r.identity
}

var (
	currentConditionsRequirement = factRequirement{identity: "collected.current_conditions", category: collectedFactRequirement}
	narrativeForecastRequirement = factRequirement{identity: "collected.narrative_forecast", category: collectedFactRequirement}
	hourlyForecastRequirement    = factRequirement{identity: "collected.hourly_forecast", category: collectedFactRequirement}
	alertsRequirement            = factRequirement{identity: "collected.alerts", category: collectedFactRequirement}
	discussionRequirement        = factRequirement{identity: "collected.discussion", category: collectedFactRequirement}
	weatherStoryRequirement      = factRequirement{identity: "collected.weather_story", category: collectedFactRequirement}
	spcOutlooksRequirement       = factRequirement{identity: "collected.spc_convective_outlooks", category: collectedFactRequirement}
	sourceMetadataRequirement    = factRequirement{identity: "collected.source_metadata", category: collectedFactRequirement}

	hourlyPeriodsRequirement      = factRequirement{identity: "derived.hourly_periods", category: derivedFactRequirement}
	narrativePeriodsRequirement   = factRequirement{identity: "derived.narrative_periods", category: derivedFactRequirement}
	alertOverlapsRequirement      = factRequirement{identity: "derived.alert_overlaps", category: derivedFactRequirement}
	dailySummariesRequirement     = factRequirement{identity: "derived.daily_summaries", category: derivedFactRequirement}
	daypartSummariesRequirement   = factRequirement{identity: "derived.daypart_summaries", category: derivedFactRequirement}
	precipTimingRequirement       = factRequirement{identity: "derived.precip_timing", category: derivedFactRequirement}
	spcDerivedOutlooksRequirement = factRequirement{identity: "derived.spc_convective_outlooks", category: derivedFactRequirement}
)

var factRequirementVocabulary = []factRequirement{
	currentConditionsRequirement,
	narrativeForecastRequirement,
	hourlyForecastRequirement,
	alertsRequirement,
	discussionRequirement,
	weatherStoryRequirement,
	spcOutlooksRequirement,
	sourceMetadataRequirement,
	hourlyPeriodsRequirement,
	narrativePeriodsRequirement,
	alertOverlapsRequirement,
	dailySummariesRequirement,
	daypartSummariesRequirement,
	precipTimingRequirement,
	spcDerivedOutlooksRequirement,
}