package report

import (
	"time"

	"gitea.maximumdirect.net/eric/weatherreporter/internal/module"
	"gitea.maximumdirect.net/eric/weatherreporter/internal/timeutil"
)

func threeDayDefinition() Definition {
	return Definition{
		ID:                 ThreeDay,
		Name:               "3-Day Outlook",
		PromptID:           "weather.three_day_outlook",
		GenerationMode:     GenerationModeScriptoriumMarkdown,
		ComparisonStrategy: CompareSameValidDate,
		ArtifactGroup:      "three-day",
		BatchOutputName:    "three-day.md",
		DistributorPathTemplates: []string{
			"three-day/{valid_start_date}/{run_id}.md",
			"three-day/{valid_start_date}/index.md",
		},
		Generated:          true,
		CompatiblePriorIDs: []ID{ThreeDay},
		Modules:            threeDayModules(),
		Morning:            true,
		resolve:            resolveThreeDay,
	}
}

func threeDayModules() []module.ConfigItem {
	return moduleItems(
		module.Metadata,
		module.CurrentConditions,
		module.DerivedDaypartSummaries,
		module.PrecipTiming,
		module.AlertDigest,
		module.SPCConvectiveOutlooks,
		module.AreaForecastDiscussion,
		module.SPCConvectiveDiscussion,
		module.WeatherStory,
		module.OutdoorWindows,
	)
}

func resolveThreeDay(req ResolveRequest) (timeutil.Period, error) {
	localNow := req.Now.In(req.Location)
	endDate := localNow.AddDate(0, 0, 3)
	end := time.Date(endDate.Year(), endDate.Month(), endDate.Day(), 0, 0, 0, 0, req.Location)
	return timeutil.Period{Start: localNow, End: end}, nil
}