package main

import (
	"encoding/json"
	"fmt"
	"log"
	"net/http"

	"git.nils.zone/clientserverapi/server/storage"
	t "git.nils.zone/clientserverapi/server/types"
	"git.nils.zone/nils/prettify"
	"github.com/elastic/go-sysinfo/types"
)

func check(err error) {
	if err != nil {
		panic(err)
	}
	storage.GetComputers()
}

func homePage(w http.ResponseWriter, r *http.Request) {
	fmt.Fprintf(w, "Nothing here...")
}

func commands(w http.ResponseWriter, r *http.Request) {
	// Client requests instructions
	log.Println("Client requesting instructions, sending the following:")
	var o t.OSInfo
	err := json.NewDecoder(r.Body).Decode(&o)
	check(err)
	log.Println("Received the following OS info:")
	prettify.Print(o)

	var i t.Instruction

	// check the OS and send the appropriate command
	switch o.OSType {
	case "linux":
		// i = instruction{Command: "uname", Args: []string{"-a"}}
		i = t.Instruction{Command: "poweroff"}
	case "windows":
		i = t.Instruction{Command: "winver"}
	default:
		return
	}

	log.Println("Sending the following instructions:")
	prettify.Print(i)
	w.Header().Set("Content-Type", "application/json")
	json.NewEncoder(w).Encode(i)
}

func response(w http.ResponseWriter, r *http.Request) {
	log.Println("Got the following output from client:")
	var p t.CmdResponse
	err := json.NewDecoder(r.Body).Decode(&p)
	check(err)
	prettify.Print(p)
}

func register(w http.ResponseWriter, r *http.Request) {
	log.Println("Got the following output from client:")
	var h types.HostInfo
	err := json.NewDecoder(r.Body).Decode(&h)
	check(err)
	prettify.Print(h)
}