75 lines
1.5 KiB
Go
75 lines
1.5 KiB
Go
package trans
|
|
|
|
import (
|
|
"fmt"
|
|
"os/exec"
|
|
"strings"
|
|
"regexp"
|
|
)
|
|
|
|
|
|
type Translation struct {
|
|
word string
|
|
fromLang string
|
|
toLang string
|
|
Executor func(*Translation) ([]byte, error)
|
|
}
|
|
|
|
func New(word, fromLang, toLang string) Translation {
|
|
return Translation{
|
|
word: word,
|
|
fromLang: fromLang,
|
|
toLang: toLang,
|
|
Executor: executeTransShell,
|
|
}
|
|
}
|
|
|
|
func executeTransShell(t *Translation) ([]byte, error) {
|
|
config := []string{
|
|
"-no-ansi",
|
|
"-show-original", "n",
|
|
"-show-original-phonetics", "n",
|
|
"-show-dictionary", "y",
|
|
"-show-languages", "n",
|
|
"-show-prompt-message", "n",
|
|
fmt.Sprintf("%s:%s", t.fromLang, t.toLang),
|
|
t.word,
|
|
}
|
|
return exec.Command("trans", config...).Output()
|
|
}
|
|
|
|
func (t Translation) Translate() []string {
|
|
outBytes, err := t.Executor(&t)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return uniqueSlice(parseTransOutput(string(outBytes)))
|
|
}
|
|
|
|
func parseTransOutput(out string) []string {
|
|
re := regexp.MustCompile(`(?m)^\s{4}\w.*$`)
|
|
lineMatches := re.FindAllString(out, -1)
|
|
|
|
results := []string{strings.Split(out, "\n")[0]}
|
|
for _, line := range lineMatches {
|
|
for _, word := range strings.Split(strings.TrimSpace(line), ",") {
|
|
results = append(results, strings.TrimSpace(word))
|
|
}
|
|
}
|
|
return results
|
|
}
|
|
|
|
func uniqueSlice(items []string) []string {
|
|
encountered := map[string]bool{}
|
|
|
|
uniqueSlice := []string{}
|
|
for _, item := range items {
|
|
if !encountered[item] {
|
|
encountered[item] = true
|
|
uniqueSlice = append(uniqueSlice, item)
|
|
}
|
|
}
|
|
|
|
return uniqueSlice
|
|
}
|