hongze_google_api/services/translate.go

package services

import "fmt"

func BatchTranslateHandlerByGoogle(contentMap map[string]string) (contentEnMap map[string]string, err error) {
	contentEnMap = make(map[string]string, 0)
	text := make([]string, 0)
	indexMap := make(map[int]string, 0)
	i := 0
	for k, v := range contentMap {
		indexMap[i] = k
		text = append(text, v)
		i++
	}
	contentEnList, err := GoogleCouldTranslateText("en", text)
	if err != nil {
		return
	}
	for k, v := range contentEnList {
		if in, ok := indexMap[k]; ok {
			contentEnMap[in] = v
		}
	}
	return
}

func SingleTranslateHandlerByGoogle(content string) (contentEn string, err error) {
	// 将内容切割成多段，进行翻译
	nameRune := []rune(content)
	num := len(nameRune)
	// Cloud Translation 基本版的请求大小上限为 100K 字节。Cloud Translation - Basic has a maximum request size of 100K bytes
	if len(content) >= 1200 {
		for i := 0; i < num; {
			text := make([]string, 0)
			last := i + 400
			if last >= num {
				last = num
			}
			tmp := string(nameRune[i:last])
			fmt.Printf("string(nameRune[%d:%d]) = %s", i, last, tmp)
			fmt.Println(" ")
			text = append(text, tmp)
			contentEnListTmp, e := GoogleCouldTranslateText("en", text)
			if e != nil {
				err = fmt.Errorf("翻译失败，Err：%s", e)
				return
			}
			if len(contentEnListTmp) > 0 {
				contentEn += contentEnListTmp[0]
			}
			i = last
		}
		fmt.Println(contentEn)
	} else {
		text := make([]string, 0)
		text = append(text, content)
		contentEnList, e := GoogleCouldTranslateText("en", text)
		if e != nil {
			err = fmt.Errorf("翻译失败，Err：%s", e)
			return
		}
		if len(contentEnList) > 0 {
			contentEn = contentEnList[0]
		}
	}
	return
}