package translate

import "context"

type ISys interface {
	Translate(ctx context.Context, from string, to string, text []string) (results []string, err error)
	// TranslateDetect 单句翻译并回传检测出的源语种；from 传空串即自动检测。
	// 实时文本翻译的「自动检测」用它，省掉一次单独的语种识别调用。
	TranslateDetect(ctx context.Context, from, to, text string) (translated, detected string, err error)
}

var defsys ISys

func OnInit(config map[string]interface{}, option ...Option) (err error) {
	defsys, err = newSys(newOptions(config, option...))
	return
}

func NewSys(option ...Option) (sys ISys, err error) {
	sys, err = newSys(newOptionsByOption(option...))
	return
}

func Translate(ctx context.Context, from string, to string, text []string) (results []string, err error) {
	return defsys.Translate(ctx, from, to, text)
}