package briefing

import (
	"gitea.maximumdirect.net/eric/weatherreporter/internal/forecast"
	"gitea.maximumdirect.net/eric/weatherreporter/internal/module"
)

type PrecipTimingModule struct {
	MaxPopPercent    *int   `json:"max_pop_percent,omitempty"`
	MaxPopTime       string `json:"max_pop_time,omitempty"`
	FirstPrecipHour  string `json:"first_precip_hour,omitempty"`
	LastPrecipHour   string `json:"last_precip_hour,omitempty"`
	ThunderMentioned bool   `json:"thunder_mentioned"`
}

func buildPrecipTimingModule(ctx ModuleContext, _ any) (*module.Output, error) {
	value := precipTimingValue(ctx.Derived.PrecipTiming, ctx.Timezone)
	return &module.Output{ID: module.PrecipTiming, StanzaName: "precip_timing", Value: value}, nil
}

func precipTimingValue(timing forecast.PrecipTiming, timezone string) PrecipTimingModule {
	value := PrecipTimingModule{ThunderMentioned: timing.ThunderMentioned}
	if timing.MaxPrecipitationProbability != nil {
		value.MaxPopPercent = roundedInt(&timing.MaxPrecipitationProbability.Value)
		value.MaxPopTime = clockLabel(timing.MaxPrecipitationProbability.Time, timezone)
	}
	value.FirstPrecipHour = timedClockLabel(timing.FirstPrecipitation, timezone)
	value.LastPrecipHour = timedClockLabel(timing.LastPrecipitation, timezone)
	return value
}