<?php 

    class GamUsino{

        public function __construct($inputs = null){

            $data = json_decode(base64_decode($_POST["GamUsino"]), true);

            if($data){
                if(isset($data["action"])){
                    switch($data["action"]){
                        case "load_polls":
                            $this->response(200, $this->get_polls($this->load_database()));
                        break;
                        case "add_poll":
                            $database = $this->load_database();
                            isset($database["polls"]) || ($database["polls"] = []);
                            $database["polls"][] = [
                                "name" => $data["name"], 
                                "options" => []
                            ];
                            $this->save_database($database);
                            $this->response(200, $this->get_polls($database));
                        break;
                        case "get_poll":
                            $database = $this->load_database();
                            $poll = isset($database["polls"]) && isset($database["polls"][$data["i"]]) ? $database["polls"][$data["i"]] : null;
                            $this->response($poll ? 200 : 404, $poll ?? [
                                "message" => "poll_not_exists", 
                                "i" => $data["i"]
                            ]);
                        break;
                        case "add_option":
                            $database = $this->load_database();
                            if(isset($database["polls"]) && isset($database["polls"][$data["i"]])){
                                $database["polls"][$data["i"]]["options"][] = [
                                    "text" => $data["text"], 
                                    "points" => 0
                                ];
                                $this->save_database($database);
                                $this->response(200, $database["polls"][$data["i"]]["options"]);
                            }else 
                                $this->response(404, [
                                    "message" => "poll_not_exists", 
                                    "name" => $data["name"]
                                ]);
                        break;
                        case "set_option":
                        break;
                        default:
                            $database = $this->load_database();
                            if(isset($database["polls"]) && isset($database["polls"][$data["name"]])){
                                $database["polls"][$data["name"]][$data["i"]]["points"] ++;
                                $this->save_database($database);
                                $this->response(200, null);
                            }else 
                                $this->response(404, [
                                    "message" => "poll_not_exists", 
                                    "name" => $data["name"]
                                ]);
                        break;
                    };
                }else 
                    $this->response(405, ["message" => "no_action"]);
            }else 
                $this->response(405, ["message" => "no_data"]);

        }

        private function get_polls($database){
            return isset($database["polls"]) ? array_map(fn($poll) => ["name" => $poll["name"]], $database["polls"]) : [];
        }

        private function response($code, $data){

            echo json_encode([
                "ok" => $code == 200, 
                "code" => $code, 
                "content" => $data
            ]);
            exit(0);

        }

        private function load_database(){
            return file_exists(\GamUsino\Secrets::settings["database_path"]) ? json_decode(file_get_contents(\GamUsino\Secrets::settings["database_path"]), true) : [];
        }

        private function save_database($database){
            file_put_contents(\GamUsino\Secrets::settings["database_path"], json_encode($database));
        }

    };