feat: add DeepLX

README.md

@@ -8,6 +8,7 @@ Supported Translator:
 [`Bing`](https://www.bing.com/translator),
 [`ChatGPT`](https://chat.openai.com/),
 [`DeepL`](https://deepl.com/translator)(only free API),
+[`DeepLX`](https://github.com/OwO-Network/DeepLX),
 [`Google`](https://translate.google.com/)(default),
 [`Reverso`](https://www.reverso.net/text-translation)
 
@@ -17,8 +18,8 @@ ChatGPT and DeepL translations require API keys, which can be obtained from
 [OpenAI API keys](https://platform.openai.com/account/api-keys) and
 [DeepL API signup](https://www.deepl.com/pro-api) pages, respectively. Note
 that only the free API is supported for DeepL currently. Once you have your
-API key add it to `$XDG_CONFIG_HOME/gtt/server.yaml` or
-`$HOME/.config/gtt/server.yaml`
+API key add it to `$XDG_CONFIG_HOME/gtt/server.yaml` or `$HOME/.config/gtt/server.yaml`.
+See the example in [server.yaml](example/server.yaml) file.
 
 ```yaml
 api_key:
@@ -26,6 +27,20 @@ api_key:
   deepl: DEEPL_API_KEY # <- Replace with your API Key
 ```
 
+## DeepLX
+
+The DeepLX is self-hosted server. You must provide IP address and port at
+`$XDG_CONFIG_HOME/gtt/server.yaml` or `$HOME/.config/gtt/server.yaml`.
+The api key for DeepLX is optional, depending on your setting.
+See the example in [server.yaml](example/server.yaml) file.
+
+```yaml
+api_key:
+  deeplx: DEEPLX_API_KEY # <- Replace with your API Key
+host:
+  deeplx: 127.0.0.1:1188 # <- Replace with your DeepLX server IP address and port
+```
+
 ## ScreenShot
 
 ![screenshot](https://github.com/eeeXun/gtt/assets/58657914/3841c2bf-62f7-434a-9e77-91c3748c5675)
@@ -194,6 +209,7 @@ See available languages on:
 - [Bing language-support](https://learn.microsoft.com/en-us/azure/cognitive-services/translator/language-support#translation) for `Bing`
 - `ChatGPT` is same as `Google`. See [Google Language support](https://cloud.google.com/translate/docs/languages)
 - [DeepL API docs](https://www.deepl.com/docs-api/translate-text/) for `DeepL`
+- `DeepLX` is same as `DeepL`. See [DeepL API docs](https://cloud.google.com/translate/docs/languages)
 - [Google Language support](https://cloud.google.com/translate/docs/languages) for `Google`
 - [Reverso Translation](https://www.reverso.net/text-translation) for `Reverso`
 

config.go

@@ -51,6 +51,8 @@ func configInit() {
 			"destination.language.chatgpt":  "English",
 			"source.language.deepl":         "English",
 			"destination.language.deepl":    "English",
+			"source.language.deeplx":        "English",
+			"destination.language.deeplx":   "English",
 			"source.language.google":        "English",
 			"destination.language.google":   "English",
 			"source.language.reverso":       "English",
@@ -156,7 +158,7 @@ func configInit() {
 		SetDstBorderColor(config.GetString("destination.border_color"))
 	// Import api key if file exists
 	if err := serverConfig.ReadInConfig(); err == nil {
-		for _, name := range []string{"ChatGPT", "DeepL"} {
+		for _, name := range []string{"ChatGPT", "DeepL", "DeepLX"} {
 			if serverConfig.Get(fmt.Sprintf("api_key.%s", name)) != nil {
 				translators[name].SetAPIKey(serverConfig.GetString(fmt.Sprintf("api_key.%s", name)))
 			}

example/server.yaml

@@ -1,3 +1,5 @@
+# This file should be located at $XDG_CONFIG_HOME/gtt/server.yaml or $HOME/.config/gtt/server.yaml.
 api_key:
   chatgpt: CHATGPT_API_KEY
   deepl: DEEPL_API_KEY
+  deeplx: DEEPLX_API_KEY

internal/translate/deeplx/language.go

@@ -0,0 +1,67 @@
+package deeplx
+
+// Generated from DeepL
+var (
+	lang = []string{
+		"Bulgarian",
+		"Chinese",
+		"Czech",
+		"Danish",
+		"Dutch",
+		"English",
+		"Estonian",
+		"Finnish",
+		"French",
+		"German",
+		"Greek",
+		"Hungarian",
+		"Indonesian",
+		"Italian",
+		"Japanese",
+		"Korean",
+		"Latvian",
+		"Lithuanian",
+		"Norwegian",
+		"Polish",
+		"Portuguese",
+		"Romanian",
+		"Russian",
+		"Slovak",
+		"Slovenian",
+		"Spanish",
+		"Swedish",
+		"Turkish",
+		"Ukrainian",
+	}
+	langCode = map[string]string{
+		"Bulgarian":  "BG",
+		"Chinese":    "ZH",
+		"Czech":      "CS",
+		"Danish":     "DA",
+		"Dutch":      "NL",
+		"English":    "EN",
+		"Estonian":   "ET",
+		"Finnish":    "FI",
+		"French":     "FR",
+		"German":     "DE",
+		"Greek":      "EL",
+		"Hungarian":  "HU",
+		"Indonesian": "ID",
+		"Italian":    "IT",
+		"Japanese":   "JA",
+		"Korean":     "KO",
+		"Latvian":    "LV",
+		"Lithuanian": "LT",
+		"Norwegian":  "NB",
+		"Polish":     "PL",
+		"Portuguese": "PT",
+		"Romanian":   "RO",
+		"Russian":    "RU",
+		"Slovak":     "SK",
+		"Slovenian":  "SL",
+		"Spanish":    "ES",
+		"Swedish":    "SV",
+		"Turkish":    "TR",
+		"Ukrainian":  "UK",
+	}
+)

internal/translate/deeplx/translator.go

@@ -0,0 +1,80 @@
+package deeplx
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"io"
+	"net/http"
+
+	"github.com/eeeXun/gtt/internal/translate/core"
+)
+
+const (
+	textURL = "http://localhost:1188/translate"
+)
+
+type Translator struct {
+	*core.APIKey
+	*core.Language
+	*core.TTSLock
+	core.EngineName
+}
+
+func NewTranslator() *Translator {
+	return &Translator{
+		APIKey:     new(core.APIKey),
+		Language:   new(core.Language),
+		TTSLock:    core.NewTTSLock(),
+		EngineName: core.NewEngineName("DeepLX"),
+	}
+}
+
+func (t *Translator) GetAllLang() []string {
+	return lang
+}
+
+func (t *Translator) Translate(message string) (translation *core.Translation, err error) {
+	translation = new(core.Translation)
+	var data map[string]interface{}
+
+	userData, _ := json.Marshal(map[string]interface{}{
+		"text":        message,
+		"source_lang": langCode[t.GetSrcLang()],
+		"target_lang": langCode[t.GetDstLang()],
+	})
+	req, _ := http.NewRequest(http.MethodPost,
+		textURL,
+		bytes.NewBuffer(userData),
+	)
+	req.Header.Add("Content-Type", "application/json")
+	req.Header.Add("Authorization", "Bearer "+t.GetAPIKey())
+	res, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal(body, &data); err != nil {
+		return nil, err
+	}
+
+	if len(data) <= 0 {
+		return nil, errors.New("translation not found")
+	}
+	if res.StatusCode != 200 {
+		return nil, errors.New(data["message"].(string))
+	}
+
+	translation.TEXT = data["data"].(string)
+
+	return translation, nil
+}
+
+func (t *Translator) PlayTTS(lang, message string) error {
+	defer t.ReleaseLock()
+
+	return errors.New(t.GetEngineName() + " does not support text to speech")
+}

internal/translate/translator.go

@@ -7,6 +7,7 @@ import (
 	"github.com/eeeXun/gtt/internal/translate/chatgpt"
 	"github.com/eeeXun/gtt/internal/translate/core"
 	"github.com/eeeXun/gtt/internal/translate/deepl"
+	"github.com/eeeXun/gtt/internal/translate/deeplx"
 	"github.com/eeeXun/gtt/internal/translate/google"
 	"github.com/eeeXun/gtt/internal/translate/reverso"
 )
@@ -18,6 +19,7 @@ var (
 		"Bing",
 		"ChatGPT",
 		"DeepL",
+		"DeepLX",
 		"Google",
 		"Reverso",
 	}
@@ -78,6 +80,8 @@ func NewTranslator(name string) Translator {
 		translator = chatgpt.NewTranslator()
 	case "DeepL":
 		translator = deepl.NewTranslator()
+	case "DeepLX":
+		translator = deeplx.NewTranslator()
 	case "Google":
 		translator = google.NewTranslator()
 	case "Reverso":