Re-add the command. What a mistake I did

Signed-off-by: Izuru Yakumo <yakumo.izuru@chaotic.ninja>

git-svn-id: file:///srv/svn/repo/suwako/trunk@15 0b558ee1-521d-8b46-a41b-40029c97c055

cmd/suwako/main.go

@@ -0,0 +1,67 @@
+// $TheSupernovaDuo: suwako,v 1.5.0 2023/03/25 10:41:00 akoizumi Exp 
+// Command line client for SimplyTranslate, a privacy friendly frontend to other translation engines
+package main
+
+import (
+	"encoding/json"
+	"flag"
+	"fmt"
+	"log"
+	"net/http"
+	"net/url"
+	"marisa.chaotic.ninja/suwako"
+	"os"
+)
+
+var (
+	engine string
+	instance string
+	input string
+	source string
+	target string
+)
+type Translate struct {
+	Output string `json:"translated-text"`
+}
+func init() {
+	flag.StringVar(&source, "f", "auto", "Set the language to translate from. This can be skipped as it will autodetect the language you're translating from")
+	flag.StringVar(&input, "i", "", "Enter the text to be translated")
+	flag.StringVar(&target, "t", "en", "Set the language to translate to")
+	flag.Usage = func() {
+		fmt.Printf("usage: suwako -f [lang] -i [text] -t [lang]\nversion: %v\n", suwako.FullVersion())
+	}
+}
+func main() {
+	engine = os.Getenv("SUWAKO_ENGINE")
+	instance = os.Getenv("SUWAKO_INSTANCE")
+	
+	flag.Parse()
+
+	if len(engine) == 0 || len(instance) == 0 {
+		log.Fatal("SUWAKO_ENGINE and/or SUWAKO_INSTANCE are unset")
+	}
+	if len(input) == 0 {
+		log.Fatal("Missing input text.")
+	}
+	// Map a variable to the struct
+	var translate Translate
+	// Build the full URL to query
+	var encInput = url.PathEscape(input)
+	var apiEndpoint = "/api/translate"
+	var queryURL = instance + apiEndpoint + "?engine=" + engine + "&from=" + source + "&to=" + target + "&text=" + encInput
+	// Begin the request and process the response
+	resp, err := http.Get(queryURL)
+	sanityCheck(err)
+	defer resp.Body.Close()
+	// JSON decoding
+	_ = json.NewDecoder(resp.Body).Decode(&translate)
+	sanityCheck(err)
+	// Pretty-print both the input and the output given.
+	fmt.Printf("Input: %v\n", input)
+	fmt.Printf("Output: %v\n",translate.Output)
+}
+func sanityCheck(err error) {
+	if err != nil {
+		log.Fatal(err)
+	}
+}