package api

// package for reading and working with the storage file of the api's
// saving, loading, handling the api requests

import (
	"api_manager/lib"
	"encoding/json"
	"io/ioutil"
	"net/http"
	"os"
	"strings"
)

// api manipulation function
func Apis() map[string]interface{} {
	return get_apis()
}

// return the value of api by name
func Get_api(w http.ResponseWriter, req *http.Request) {
	apis := Apis()
	str := strings.Replace(string(req.RequestURI), "/api/", "", 1)

	jData, err := json.Marshal(apis[str])
	lib.Handle_err(err, map[string]string{})

	w.Header().Set("Content-Type", "application/json")
	w.Write(jData)
}

// reding the api storage file. returning map value like map[main:{sub:sub}]
func get_apis() map[string]interface{} {
	jsonFile, err := os.Open("web/api/apis")
	lib.Handle_err(err, map[string]string{})

	defer jsonFile.Close()

	byteValue, _ := ioutil.ReadAll(jsonFile)

	var result map[string]interface{}
	json.Unmarshal([]byte(byteValue), &result)

	return result

}