package report

import (
	"fmt"
	"strings"
)

const (
	CommandNameDaily    = "daily"
	CommandNameToday    = "today"
	CommandNameTomorrow = "tomorrow"
	CommandNameHourly   = "hourly"
	CommandNameThreeDay = "three-day"
	CommandNameWeekend  = "weekend"
	CommandNameStorm    = "storm"

	BatchNameMorning = "morning"
	BatchNameEvening = "evening"
)

func IDForCommandName(name string) (ID, error) {
	switch name {
	case CommandNameDaily:
		return Daily, nil
	case CommandNameToday:
		return Today, nil
	case CommandNameTomorrow:
		return Tomorrow, nil
	case CommandNameHourly:
		return Hourly, nil
	case CommandNameThreeDay:
		return ThreeDay, nil
	case CommandNameWeekend:
		return Weekend, nil
	case CommandNameStorm:
		return Storm, nil
	default:
		return "", fmt.Errorf("unknown report command %q", name)
	}
}

func CommandNames() []string {
	return []string{
		CommandNameDaily,
		CommandNameToday,
		CommandNameTomorrow,
		CommandNameHourly,
		CommandNameThreeDay,
		CommandNameWeekend,
		CommandNameStorm,
	}
}

func IDForConfigKey(key string) (ID, error) {
	normalized := strings.ReplaceAll(strings.TrimSpace(strings.ToLower(key)), "-", "_")
	switch normalized {
	case "daily":
		return Daily, nil
	case "today":
		return Today, nil
	case "tomorrow":
		return Tomorrow, nil
	case "hourly":
		return Hourly, nil
	case "three_day", "three_day_outlook":
		return ThreeDay, nil
	case "weekend", "weekend_outlook":
		return Weekend, nil
	case "storm", "storm_report":
		return Storm, nil
	default:
		return "", fmt.Errorf("report config key %q is not a known report", key)
	}
}

func BatchForCommandName(name string) (Batch, error) {
	switch name {
	case BatchNameMorning:
		return Morning, nil
	case BatchNameEvening:
		return Evening, nil
	default:
		return "", fmt.Errorf("unknown batch command %q", name)
	}
}

func BatchCommandNames() []string {
	return []string{
		BatchNameMorning,
		BatchNameEvening,
	}
}