package api

import (
	"encoding/json"
	"fmt"
	"io"
	"net/http"
	"os"

	"github.com/google/uuid"
)

func AddService(w http.ResponseWriter, req *http.Request) {
	req.ParseMultipartForm(10 << 20)
	file, handler, err := req.FormFile("img")
	if err != nil {
		fmt.Println("error retrieving the file: ", err)
		return
	}
	defer file.Close()

	dst, err := os.Create(os.Getenv("IMG_UPLOAD_PATH") + "/" + handler.Filename)
	if err != nil {
		fmt.Println("Error creating destination file:", err)
		return
	}
	defer dst.Close()
	if _, err := io.Copy(dst, file); err != nil {
		fmt.Println("Error copying file:", err)
		return
	}
	newService := make(map[string]any)
	newService["img"] = "img/" + handler.Filename
	newService["href"] = req.FormValue("href")
	newService["text"] = req.FormValue("text")
	newService["alt"] = req.FormValue("text") + "icon"
	newService["key"] = uuid.New().String()
	allservices := ReadServicesFile()
	var allservicesmap []map[string]any
	err = json.Unmarshal([]byte(allservices), &allservicesmap)
	if err != nil {
		panic(err)
	}
	exists := false
	for i := range allservicesmap {
		if allservicesmap[i]["href"] == newService["href"] {
			exists = true
			break
		}
	}
	if !exists {
		allservicesmap = append(allservicesmap, newService)
		res, err := json.Marshal(allservicesmap)
		if err != nil {
			panic(err)
		}
		os.WriteFile(os.Getenv("SERVICES_FILE"), res, 4755)
		fmt.Fprintf(w, "%s", res)
		return
	}
	fmt.Fprint(w, "{\"status\":\"already exists\"}")
}