package briefing

import (
	"strings"

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

type CurrentConditionsModule struct {
	ConditionText           string `json:"condition_text,omitempty"`
	ConditionTextLower      string `json:"condition_text_lower,omitempty"`
	IsDay                   *bool  `json:"is_day,omitempty"`
	TemperatureC            *int   `json:"temperature_c,omitempty"`
	TemperatureF            *int   `json:"temperature_f,omitempty"`
	ApparentTemperatureC    *int   `json:"apparent_temperature_c,omitempty"`
	ApparentTemperatureF    *int   `json:"apparent_temperature_f,omitempty"`
	DewpointC               *int   `json:"dewpoint_c,omitempty"`
	DewpointF               *int   `json:"dewpoint_f,omitempty"`
	RelativeHumidityPercent *int   `json:"relative_humidity_percent,omitempty"`
	WindSpeedKmh            *int   `json:"wind_speed_kmh,omitempty"`
	WindSpeedMph            *int   `json:"wind_speed_mph,omitempty"`
	WindDirection           string `json:"wind_direction,omitempty"`
	WindDirectionText       string `json:"wind_direction_text,omitempty"`
}

type CurrentConditionsPromptExport struct {
	ConditionText           string `json:"condition_text,omitempty"`
	IsDay                   *bool  `json:"is_day,omitempty"`
	TemperatureC            *int   `json:"temperature_c,omitempty"`
	TemperatureF            *int   `json:"temperature_f,omitempty"`
	ApparentTemperatureC    *int   `json:"apparent_temperature_c,omitempty"`
	ApparentTemperatureF    *int   `json:"apparent_temperature_f,omitempty"`
	DewpointC               *int   `json:"dewpoint_c,omitempty"`
	DewpointF               *int   `json:"dewpoint_f,omitempty"`
	RelativeHumidityPercent *int   `json:"relative_humidity_percent,omitempty"`
	WindSpeedKmh            *int   `json:"wind_speed_kmh,omitempty"`
	WindSpeedMph            *int   `json:"wind_speed_mph,omitempty"`
	WindDirection           string `json:"wind_direction,omitempty"`
}

func buildCurrentConditionsModule(ctx ModuleContext, _ any) (*module.Output, error) {
	current := ctx.Collected.Current
	if current == nil {
		return nil, nil
	}
	value := CurrentConditionsModule{
		ConditionText:           current.ConditionText,
		ConditionTextLower:      strings.ToLower(current.ConditionText),
		IsDay:                   copyBool(current.IsDay),
		TemperatureC:            roundedInt(current.TemperatureC),
		TemperatureF:            roundedInt(current.TemperatureF),
		ApparentTemperatureC:    roundedInt(current.ApparentTemperatureC),
		ApparentTemperatureF:    roundedInt(current.ApparentTemperatureF),
		DewpointC:               roundedInt(current.DewpointC),
		DewpointF:               roundedInt(current.DewpointF),
		RelativeHumidityPercent: roundedInt(current.RelativeHumidityPercent),
		WindSpeedKmh:            roundedInt(current.WindSpeedKmh),
		WindSpeedMph:            roundedInt(current.WindSpeedMph),
		WindDirection:           windDirectionLabel(current.WindDirectionDegrees),
		WindDirectionText:       windDirectionTextLabel(current.WindDirectionDegrees),
	}
	if value.isEmpty() {
		return nil, nil
	}
	return &module.Output{ID: module.CurrentConditions, StanzaName: "current_conditions", Value: value}, nil
}

func exportCurrentConditionsPromptValue(value any) (any, error) {
	rich, ok := value.(CurrentConditionsModule)
	if !ok {
		return nil, unexpectedPromptExportValue(value, CurrentConditionsModule{})
	}
	return CurrentConditionsPromptExport{
		ConditionText:           rich.ConditionText,
		IsDay:                   copyBool(rich.IsDay),
		TemperatureC:            copyInt(rich.TemperatureC),
		TemperatureF:            copyInt(rich.TemperatureF),
		ApparentTemperatureC:    copyInt(rich.ApparentTemperatureC),
		ApparentTemperatureF:    copyInt(rich.ApparentTemperatureF),
		DewpointC:               copyInt(rich.DewpointC),
		DewpointF:               copyInt(rich.DewpointF),
		RelativeHumidityPercent: copyInt(rich.RelativeHumidityPercent),
		WindSpeedKmh:            copyInt(rich.WindSpeedKmh),
		WindSpeedMph:            copyInt(rich.WindSpeedMph),
		WindDirection:           rich.WindDirection,
	}, nil
}

func (v CurrentConditionsModule) isEmpty() bool {
	return v.ConditionText == "" &&
		v.ConditionTextLower == "" &&
		v.IsDay == nil &&
		v.TemperatureC == nil &&
		v.TemperatureF == nil &&
		v.ApparentTemperatureC == nil &&
		v.ApparentTemperatureF == nil &&
		v.DewpointC == nil &&
		v.DewpointF == nil &&
		v.RelativeHumidityPercent == nil &&
		v.WindSpeedKmh == nil &&
		v.WindSpeedMph == nil &&
		v.WindDirection == "" &&
		v.WindDirectionText == ""
}