JGoServer/main.go

package main

import (
	"errors"
	"fmt"
	"log"
	"os"

	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"
)

func main() {
	_, err := os.Stat("storage")
	if errors.Is(err, os.ErrNotExist) {
		err2 := os.Mkdir("storage", 0775)
		if err2 != nil {
			log.Panic(map[string]error{
				"err":   err2,
				"cause": err,
			})
		}
	}

	E := echo.New()
	E.Use(middleware.CORS())

	E.GET("/", MainHandle)        // /                   (Mostly version info, lists valid dirs)
	E.GET("/dir", GetDirHandle)   // /dir?q=<dir>        (lists dirs and files in absolute path)
	E.POST("/up", UploadJData)    // /up?q=<filepath>    (Request.Body is saved into file)
	E.PUT("/up", UploadJData)     // /up?q=<filepath>    (Request.Body is saved into file)
	E.GET("/down", DownloadJData) // /down?q=<filepath>  (Obtains the json data of the file)

	// Just prints out the paths
	r := E.Routes()
	for _, ro := range r {
		fmt.Printf("%-5s http://127.0.0.1:9000%s\n", ro.Method, ro.Path)
	}

	err = E.Start("0.0.0.0:9000")
	if err != nil {
		log.Panic(err)
	}
}