<?php

class Bot {

    public $token;

    public function __construct($botHost = '127.0.0.1', $botPort = 8087, $botId = NULL) {
        $this->Host = $botHost;
        $this->Port = $botPort;
        $this->botId = $botId;
        if ($this->botId == NULL) $this->botId = $this->DefaultBot();
    }

    public function DefaultBot() {
        $ch = curl_init();
        curl_setopt_array($ch, [
            CURLOPT_URL => 'http://'.$this->Host.':'.$this->Port.'/api/v1/botId',
            CURLOPT_RETURNTRANSFER => 1
        ]);
        $data = curl_exec($ch);
        curl_close($ch);
        $json = json_decode($data, TRUE);
        return $json['defaultBotId'];
    }

    public function Info() {
        $ch = curl_init();
        curl_setopt_array($ch, [
            CURLOPT_URL => 'http://'.$this->Host.':'.$this->Port.'/api/v1/bot/instances',
            CURLOPT_RETURNTRANSFER => 1,
            CURLOPT_HTTPHEADER => ['Authorization: bearer '.$this->token]
        ]);
        $data = curl_exec($ch);
        curl_close($ch);
        return json_decode($data,1)[0];
    }

    public function Login($username, $password) {
        $ch = curl_init();
        curl_setopt_array($ch, [
            CURLOPT_URL => 'http://'.$this->Host.':'.$this->Port.'/api/v1/bot/login',
            CURLOPT_RETURNTRANSFER => 1,
            CURLOPT_POSTFIELDS => json_encode(['username' => $username, 'password' => $password, 'botId' => $this->botId]),
            CURLOPT_HTTPHEADER => ['Content-Type: application/json']
        ]);
        $data = curl_exec($ch);
        $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);
        if ($code != 200) return $code;
        $this->token = json_decode($data, TRUE)['token'];
        return true;
    }

    public function setAvatar($image) {
        $ch = curl_init();
        curl_setopt_array($ch, [
            CURLOPT_URL => 'http://'.$this->Host.':'.$this->Port.'/api/v1/bot/i/'.$this->Info()['uuid'].'/avatar',
            CURLOPT_RETURNTRANSFER => 1,
            CURLOPT_POSTFIELDS => $image,
            CURLOPT_HTTPHEADER => ['Authorization: bearer '.$this->token, 'Content-Type: image/png']
        ]);
        $data = curl_exec($ch);
        $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);
        return $code;
    }
}