package pml

import (
	"encoding/xml"
	"fmt"

	"go.devnw.com/ooxml/schema/soo/dml"
)

// ST_TLTimeAnimateValueTime is a union type
type ST_TLTimeAnimateValueTime struct {
	ST_PositiveFixedPercentage *dml.ST_PositiveFixedPercentage
	ST_TLTimeIndefinite        ST_TLTimeIndefinite
}

func (m *ST_TLTimeAnimateValueTime) Validate() error {
	return m.ValidateWithPath("")
}

func (m ST_TLTimeAnimateValueTime) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	e.EncodeToken(start)
	if m.ST_PositiveFixedPercentage != nil {
		e.Encode(m.ST_PositiveFixedPercentage)
	}
	if m.ST_TLTimeIndefinite != ST_TLTimeIndefiniteUnset {
		e.EncodeToken(xml.CharData(m.ST_TLTimeIndefinite.String()))
	}
	return e.EncodeToken(xml.EndElement{Name: start.Name})
}

func (m *ST_TLTimeAnimateValueTime) ValidateWithPath(path string) error {
	mems := []string{}
	if m.ST_PositiveFixedPercentage != nil {
		if err := m.ST_PositiveFixedPercentage.ValidateWithPath(path + "/ST_PositiveFixedPercentage"); err != nil {
			return err
		}
		mems = append(mems, "ST_PositiveFixedPercentage")
	}
	if m.ST_TLTimeIndefinite != ST_TLTimeIndefiniteUnset {
		mems = append(mems, "ST_TLTimeIndefinite")
	}
	if len(mems) > 1 {
		return fmt.Errorf("%s too many members set: %v", path, mems)
	}
	return nil
}

func (m ST_TLTimeAnimateValueTime) String() string {
	if m.ST_PositiveFixedPercentage != nil {
		return m.ST_PositiveFixedPercentage.String()
	}
	if m.ST_TLTimeIndefinite != ST_TLTimeIndefiniteUnset {
		return m.ST_TLTimeIndefinite.String()
	}
	return ""
}
