init

server/server.go

@@ -0,0 +1,96 @@
+// Copyright © 2018 ehlxr <ehlxr.me@gmail.com>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package server
+
+import (
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"os"
+	"strconv"
+	"strings"
+
+	"github.com/ehlxr/hex-convert/gen"
+
+	"github.com/ehlxr/hex-convert/converter"
+)
+
+func decimal(w http.ResponseWriter, req *http.Request) {
+	scale, _ := strconv.Atoi(req.FormValue("scale"))
+	data := req.FormValue("data")
+
+	result, err := converter.ToDecimal(scale, data)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	log.Println(result)
+	fmt.Fprintf(w, "<a href='/'>首页</a><br> %s", strconv.Itoa(result))
+}
+
+func binary(w http.ResponseWriter, req *http.Request) {
+	scale, _ := strconv.Atoi(req.FormValue("scale"))
+	data := req.FormValue("data")
+
+	result, err := converter.ToBinary(scale, data)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	log.Println(result)
+	fmt.Fprintf(w, "<a href='/'>首页</a><br> %s", result)
+}
+
+func index(w http.ResponseWriter, r *http.Request) {
+	f, err := gen.Assets.Open("/index.tpl")
+	if err != nil {
+		log.Fatalln(err)
+	}
+	defer f.Close()
+
+	fd, err := ioutil.ReadAll(f)
+	if err != nil {
+		panic(err)
+	}
+
+	fmt.Fprintf(w, string(fd))
+}
+
+func Start(host string, port int) error {
+	http.HandleFunc("/", index)
+	http.HandleFunc("/d", decimal)
+	http.HandleFunc("/b", binary)
+
+	addr := fmt.Sprintf("%s:%d", host, port)
+	if strings.Contains(addr, "0.0.0.0") {
+		addr = strings.Replace(addr, "0.0.0.0", "", 1)
+		host = strings.Replace(host, "0.0.0.0", "127.0.0.1", 1)
+	}
+	fmt.Printf("server start on: %s", fmt.Sprintf("http://%s:%d", host, port))
+
+	if err := http.ListenAndServe(addr, nil); err != nil {
+		return fmt.Errorf("ListenAndServe: : %v", err)
+	}
+	return nil
+}