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import GameServer from "./server";
const MAX_SHOWN_NAMES = 5;
export async function makeOnlineCounterList(
server: GameServer
): Promise<HTMLElement> {
try {
const playerList = await fetchOnlineList(server);
return generateHTML(playerList);
} catch (err) {
console.log(err);
const OnlineCounterContainer = document.createElement("span");
OnlineCounterContainer.classList.add("onlineCounter");
OnlineCounterContainer.innerHTML = `<i class="fas fa-times fa-xs"></i>Error:<br>${err}`;
return OnlineCounterContainer;
}
}
function generateHTML(onlinePlayers: string[]): HTMLElement {
const OnlineCounterContainer = document.createElement("span");
OnlineCounterContainer.classList.add("onlineCounter");
OnlineCounterContainer.innerHTML = `<i class="fas fa-users fa-xs"></i>${onlinePlayers.length} Players online<br>`;
const PlayerList = document.createElement("span");
PlayerList.classList.add("playerList");
let displayed_players =
MAX_SHOWN_NAMES < onlinePlayers.length
? onlinePlayers.slice(0, MAX_SHOWN_NAMES)
: onlinePlayers;
displayed_players.forEach((playername) => {
const PlayerItem = document.createElement("span");
PlayerItem.classList.add("playerItem");
PlayerItem.innerHTML = `<i class="fas fa-circle fa-xs" data-fa-transform="shrink-8 left-2"></i>${playername}`;
PlayerList.appendChild(PlayerItem);
});
if (MAX_SHOWN_NAMES < onlinePlayers.length) {
const hiddenPlayers = onlinePlayers.filter(
(playername) => displayed_players.indexOf(playername) == -1
);
const MorePlayers = document.createElement("span");
MorePlayers.classList.add("morePlayers");
MorePlayers.innerText = ` and ${
onlinePlayers.length - MAX_SHOWN_NAMES
} more..`;
MorePlayers.title = hiddenPlayers.join("\n");
PlayerList.appendChild(MorePlayers);
}
OnlineCounterContainer.appendChild(PlayerList);
return OnlineCounterContainer;
}
export enum OnlineListParser {
Invalid,
TMW,
TMW2API,
EXAMPLE_DATA,
JSON_ARRAY,
}
async function fetchOnlineList(server: GameServer): Promise<string[]> {
if (!server.OnlineList)
throw new Error("No Online list was\n specified for this Server");
if (server.OnlineList.parser && server.OnlineList.url) {
switch (server.OnlineList.parser) {
case OnlineListParser.EXAMPLE_DATA:
return ["LawnCable", "Saulc GM", "Crazyfefe", "Jesus Saves", "DUSTMAN"];
case OnlineListParser.TMW:
return tmwParser(await request(server.OnlineList.url));
case OnlineListParser.JSON_ARRAY:
return jsonArrayParser(await request(server.OnlineList.url));
default:
throw new Error("Online List Parser is unknown");
}
} else {
throw new Error("Online List wasn't configured right");
}
}
function tmwParser(rawData: string): string[] {
let stringArray: string[] = [];
rawData.replace(/<td>(.+?)<\/td>/g, (x: string, content: string) => {
stringArray.push(content.replace(/<\/{0,1}.+?>/g, ""));
return "";
});
return stringArray;
}
function jsonArrayParser(rawData: string): string[] {
return JSON.parse(rawData);
}
function request(url: string): Promise<string> {
return new Promise((res, rej) => {
var xhr = new XMLHttpRequest();
xhr.open("GET", url);
xhr.addEventListener("error", (ev) => {
console.log("Probably a network error:", ev);
rej(new Error("Probably a network error"));
});
xhr.onload = function () {
if (xhr.status === 200) {
res(xhr.responseText);
} else {
console.log(`xhr.status: ${xhr.status} != 200`);
rej(new Error("Probably a network error"));
}
};
xhr.send();
});
}
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