feat: created a webhook handler (#1479)

Author: Tolfx

src/lib/Webhooks/Webhook.ts

@@ -0,0 +1,154 @@
+import filterAxiosError from '@tf2autobot/filter-axios-error';
+import axios, { AxiosError } from 'axios';
+import Bot from '../../classes/Bot';
+import { TradeSummery } from './tradeSummery';
+import * as tradeSummery from './tradeSummery';
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+interface WebhookHandler extends TradeSummery {}
+
+export enum WebhookType {
+    priceUpdate = 'priceUpdate',
+    tradeSummary = 'tradeSummary',
+    declinedTrade = 'declinedTrade',
+    sendStats = 'sendStats',
+    tf2SystemMessage = 'tf2SystemMessage',
+    tf2ItemBroadcast = 'tf2ItemBroadcast',
+    tf2DisplayNotification = 'tf2DisplayNotification',
+    sendAlert = 'sendAlert',
+    messages = 'messages'
+}
+
+class WebhookHandler {
+    // Lets make a list of what is enabled
+    // and what is not
+
+    // WebhookHandler is a class that will handle
+    // all the webhooks that are enabled in the config
+    // and will send them to the correct place
+    private enablePriceListUpdate: boolean;
+
+    private enableTradeSummary: boolean;
+
+    private enableTradeDeclined: boolean;
+
+    private enableStats: boolean;
+
+    private enableTf2SystemMessage: boolean;
+
+    private enableTf2ItemBroadcast: boolean;
+
+    private enableTf2DisplayNotification: boolean;
+
+    private enableAlert: boolean;
+
+    private enableMessages: boolean;
+
+    private webhookSecret: string;
+
+    constructor(private readonly bot: Bot) {
+        this.init();
+    }
+
+    private init() {
+        // Lets get webhook settings from bot
+        const { webhooks } = this.bot.options;
+        this.enablePriceListUpdate = webhooks.priceUpdate.enable;
+        this.enableTradeSummary = webhooks.tradeSummary.enable;
+        this.enableTradeDeclined = webhooks.declinedTrade.enable;
+        this.enableStats = webhooks.sendStats.enable;
+        this.enableTf2SystemMessage = webhooks.sendTf2Events.systemMessage.enable;
+        this.enableTf2ItemBroadcast = webhooks.sendTf2Events.itemBroadcast.enable;
+        this.enableTf2DisplayNotification = webhooks.sendTf2Events.displayNotification.enable;
+        this.enableAlert = webhooks.sendAlert.enable;
+        this.enableMessages = webhooks.messages.enable;
+        this.webhookSecret = webhooks.webhookSecret;
+    }
+
+    private getUrl(type: WebhookType) {
+        switch (type) {
+            case WebhookType.priceUpdate:
+                return this.bot.options.webhooks.priceUpdate.url;
+            case WebhookType.tradeSummary:
+                return this.bot.options.webhooks.tradeSummary.url;
+            case WebhookType.declinedTrade:
+                return this.bot.options.webhooks.declinedTrade.url;
+            case WebhookType.sendStats:
+                return this.bot.options.webhooks.sendStats.url;
+            case WebhookType.tf2DisplayNotification:
+                return this.bot.options.webhooks.sendTf2Events.displayNotification.url;
+            case WebhookType.tf2ItemBroadcast:
+                return this.bot.options.webhooks.sendTf2Events.itemBroadcast.url;
+            case WebhookType.tf2SystemMessage:
+                return this.bot.options.webhooks.sendTf2Events.systemMessage.url;
+            case WebhookType.sendAlert:
+                return this.bot.options.webhooks.sendAlert.url.main;
+            case WebhookType.messages:
+                return this.bot.options.webhooks.messages.url;
+            default:
+                return null;
+        }
+    }
+
+    private isEnabled(type: WebhookType) {
+        switch (type) {
+            case WebhookType.priceUpdate:
+                return this.enablePriceListUpdate;
+            case WebhookType.tradeSummary:
+                return this.enableTradeSummary;
+            case WebhookType.declinedTrade:
+                return this.enableTradeDeclined;
+            case WebhookType.sendStats:
+                return this.enableStats;
+            case WebhookType.tf2DisplayNotification:
+                return this.enableTf2DisplayNotification;
+            case WebhookType.tf2ItemBroadcast:
+                return this.enableTf2ItemBroadcast;
+            case WebhookType.tf2SystemMessage:
+                return this.enableTf2SystemMessage;
+            case WebhookType.sendAlert:
+                return this.enableAlert;
+            case WebhookType.messages:
+                return this.enableMessages;
+            default:
+                return false;
+        }
+    }
+
+    async sendWebhook(type: WebhookType, data: Record<any, any>) {
+        return new Promise((resolve, reject) => {
+            const url = this.getUrl(type);
+
+            const urls = Array.isArray(url) ? url : [url];
+            // Lets check if the webhook is enabled
+            if (this.isEnabled(type)) {
+                // Lets send the webhook
+                for (const url of urls) {
+                    void axios({
+                        method: 'POST',
+                        url,
+                        headers: {
+                            'Content-Type': 'application/json',
+                            'X-Secret': this.webhookSecret ?? ''
+                        },
+                        data: JSON.stringify(data)
+                    })
+                        .then(() => {
+                            resolve();
+                        })
+                        .catch((err: AxiosError) => {
+                            reject({ err: filterAxiosError(err) });
+                        });
+                }
+            } else {
+                // Webhook is disabled
+                resolve();
+            }
+        });
+    }
+}
+
+// Assign tradeSummery to WebhookHandler
+Object.assign(WebhookHandler.prototype, tradeSummery);
+
+export default WebhookHandler;