/*
 * Copyright 2024 KubeInvaders Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/

/* KubeInvaders Global Variables */

function checkURLProtocol(url) {
    return url.startsWith("http://") || url.startsWith("https://");
}

function resolveFrontendBackendUrl(rawEndpoint) {
    var browserOrigin = window.location.origin;
    if (!rawEndpoint || rawEndpoint.indexOf("placeholder") !== -1) {
        return browserOrigin;
    }

    var endpoint = rawEndpoint;
    if (!checkURLProtocol(endpoint)) {
        endpoint = (clu_insecure ? "http://" : "https://") + endpoint;
    }

    try {
        var parsed = new URL(endpoint);
        // Service names like "kube" are reachable in-cluster but not from the browser.
        if (parsed.hostname === "kube") {
            return browserOrigin;
        }
    } catch (error) {
        return browserOrigin;
    }

    return endpoint.replace(/\/+$/, "");
}

function getCodeName() {
    const prefixes = ['astro', 'cosmo', 'space', 'star', 'nova', 'nebula', 'galaxy', 'super', 'hyper', 'quantum'];
    const suffixes = ['nova', 'tron', 'wave', 'core', 'pulse', 'jump', 'drive', 'ship', 'gate', 'hole'];

    const prefix = prefixes[Math.floor(Math.random() * prefixes.length)];
    const suffix = suffixes[Math.floor(Math.random() * suffixes.length)];

    const   
    codename = prefix + suffix;
    return codename;
}

var canvas = document.getElementById("myCanvas");
var ctx = canvas.getContext("2d");
var ballRadius = 7;
var x = canvas.width/2;
var y = canvas.height-30;
var dx = 2;
var dy = -2;
var spaceshipHeight = 60;
var spaceshipWidth = 60;
var spaceshipX = (canvas.width-spaceshipWidth)/2;
var spaceshipY = (canvas.height-spaceshipHeight)/2;
var clu_endpoint = "application_url_placeholder";
var clu_insecure = disable_tls_placeholder;
var demo_mode = demo_mode_placeholder;
var k8s_url = "";
var chaos_report_post_data = "";
var selected_env_vars = "selected_env_vars_placeholder";

// when zoomIn is 12
var maxAliensPerRow = 20;
var startYforHelp = 700;

k8s_url = resolveFrontendBackendUrl(clu_endpoint);

console.log("[K-INV STARTUP] k8s_url is " + k8s_url);
console.log("[K-INV STARTUP] platformengineering.it demo_mode is " + String(demo_mode));

var namespaces = [];
var configured_namespaces = [];
var namespaces_index = 0;
var namespace = namespaces[namespaces_index];

var stored_namespaces = localStorage.getItem("k8s_namespaces");
if (stored_namespaces) {
    configured_namespaces = stored_namespaces
        .split(",")
        .map(function (ns) {
            return ns.trim();
        })
        .filter(function (ns) {
            return ns !== "";
        });
}
var endpoint = "";
var modal_opened = false;
var autoPilot = false;
var autoPilotDirection = 0;
var spaceshipxOld = 0;
var randomFactor = 10;
// pods list from kubernetes
var pods = [];
var virtualMachines = [];
var game_mode_switch = false;
var programming_mode_switch = false; 
var chaos_program_valid = false;
var now = "";
var game_buttons = document.getElementById("game-buttons");
var game_screen = document.getElementById("game-screen");
var chaos_program_screen = document.getElementById("chaos-program-screen");
var programming_mode_buttons = document.getElementById("programming-mode-buttons");
var log_tail_switch = false;
var log_tail_div = document.getElementById("logTailDiv");
var log_tail_screen = document.getElementById("logTailScreen");
var random_code = (Math.random() + 1).toString(36).substring(7);
var change_codename = false;
var latest_sent_chaos_program = "";
var editor = null;
var kubeping_sent = false;

var editor_chaos_container_definition = CodeMirror.fromTextArea(currentChaosContainerJsonTextArea, {
    lineNumbers: true,
    theme: "dracula",
    mode: "javascript"
  });

// nodes list from kubernetes
var nodes = [];

// Hash of aliens related to pods or nodes
var aliens = [];
var aliensWidth = 40;
var aliensHeight = 40;

// Button vars
var rightPressed = false;
var leftPressed = false;
var upPressed = false;
var downPressed = false;

// The is true the rocket can move
var shot = false;

// Keep track of rocket launch
var rocketLaunched = false;

// Rocket position
var rocketX = -400;
var rocketY = -400;
var rocketSpeed = 7;

var collisionDetected = false;

// Aliens Vars. Keep track of Y positions where there is an alien.
var aliensY = [];
var aliensIncrementY = 50;

var shuffle = true;
var help = false;
var chaos_nodes = false;
var chaos_pods = true;
var chaos_vms = false
var log_tail_alert = '<div id="alert_placeholder3" style="margin-top: 2%; margin-bottom: 1%; background-color: #161616; color: #ffffff" class="alert" role="alert">';
var log_tail_alert_no_pixel = '<div id="alert_placeholder3" style="margin-top: 2%; margin-bottom: 1%; background-color: #161616; color: #ffffff;" class="alert" role="alert">';

var alert_div = '<div id="alert_placeholder" style="margin-top: 2%; margin-bottom: 1%; background-color: #161616; color: #ffffff" class="alert" role="alert">';
var alert_div_webtail = '<div id="alert_placeholder3" style="margin-top: 2%; background-color: #161616; color: #ffffff" class="alert" role="alert">';
var kubelinter = '';
var showPodName = true
var latestPodNameY = '';
var namespacesJumpFlag = false;
var namespacesJumpStatus = 'Disabled';
var latest_preset_name = "";
var latest_preset_lang = "";
var codename = getCodeName();
const codename_regex = /chaos-codename:\ [a-zA-Z_]*/g;
const chaos_job_regex = /chaos_jobs_pod_phase.*/g;
var codename_configured = false;
var chaos_jobs_status = new Map();
var current_color_mode = "light";
var chaos_logs_pos = 0;
var chaos_report_switch = false;
var chaos_report_http_elapsed_time_array = [];
var chaosReportprojectName = "";
var chaos_report_start_date = "";
var chart_deleted_pods_total = 0;
var chart_chaos_jobs_total = 0;
var chart_current_chaos_job_pod = 0;
var chart_pods_not_running_on = 0;
var chart_fewer_replicas_seconds = 0;
var chart_latest_fewer_replicas_seconds = 0;
var chart_status_code_dict = {
    "200": 1,
    "500": 1,
    "502": 1,
    "503": 1,
    "504": 1,
    "400": 1,
    "401": 1,
    "403": 1,
    "404": 1,
    "405": 1,
    "Connection Error": 1,
    "Other": 1
};