add: web ui

api/server.go

@@ -1,21 +1,47 @@
 package api
 
 import (
+	"embed"
 	"fmt"
+	"html/template"
+	"net/http"
 	"strconv"
 	"sub2sing-box/api/handler"
 
 	"github.com/gin-gonic/gin"
 )
 
+//go:embed static
+var staticFiles embed.FS
+
 func RunServer(port uint16) {
+	tpl, err := template.ParseFS(staticFiles, "static/*")
+	if err != nil {
+		println(err.Error())
+	}
 	gin.SetMode(gin.ReleaseMode)
 	r := gin.Default()
 
+	r.SetHTMLTemplate(tpl)
+
+	r.GET(
+		"/static/*path", func(c *gin.Context) {
+			c.FileFromFS("static/"+c.Param("path"), http.FS(staticFiles))
+		},
+	)
+
+	r.GET(
+		"/", func(c *gin.Context) {
+			c.HTML(
+				200, "index.html", nil,
+			)
+		},
+	)
+
 	r.GET("/convert", handler.Convert)
 
 	fmt.Println("Server is running on port", port)
-	err := r.Run(":" + strconv.Itoa(int(port)))
+	err = r.Run(":" + strconv.Itoa(int(port)))
 	if err != nil {
 		fmt.Println("Run server failed: ", err)
 	}