🎉 Mostly working matrix bot

(timetable group handling missing)

timetable.js

@@ -0,0 +1,74 @@
+import fetch from "node-fetch";
+
+export class TimetableClient {
+  constructor(apiEndpoint, token) {
+    this.apiEndpoint = apiEndpoint;
+    this.token = token;
+  }
+  login(password) {
+    fetch(
+      this.apiEndpoint + `/token?password=${encodeURIComponent(password)}`,
+      { method: "post" }
+    )
+      .then((e) => {
+        if (e.status == 401) {
+          console.warn("Invalid Timetable V2 password!");
+          return;
+        } else if (e.status != 200) {
+          console.log("Failed requesting Timetable V2 API-Token!");
+          return;
+        }
+        return e.json();
+      })
+      .then((token) => (this.token = token.token));
+  }
+  getTimetables(forClass) {
+    return new Promise((resolve, reject) => {
+      fetch(
+        this.apiEndpoint +
+          `/timetable?token=${encodeURIComponent(
+            this.token
+          )}&class=${encodeURIComponent(forClass)}`
+      )
+        .then((e) => {
+          if (e.status != 200) reject();
+          else return e.json();
+        })
+        .then((timetables) => resolve(timetables));
+    });
+  }
+  async getGroups(timetableClass, timetableId) {
+    const timetables = await fetch(
+      this.apiEndpoint +
+        `/timetable?token=${encodeURIComponent(
+          this.token
+        )}&class=${encodeURIComponent(timetableClass)}`
+    );
+    const timetable = (await timetables.json()).timetables.find(
+      (e) => e.id == timetableId
+    );
+
+    const foundTimetableGroups = [];
+    if (!timetable.data) return [];
+    // Make a list of all possible timetable groups
+    // found in the current timetable
+    for (const day of timetable.data) {
+      for (const lesson of day) {
+        if (Array.isArray(lesson) && lesson.length > 1) {
+          for (const group of lesson) {
+            if (group.group && !foundTimetableGroups.includes(group.group)) {
+              foundTimetableGroups.push(group.group);
+            }
+          }
+        }
+      }
+    }
+    return foundTimetableGroups;
+  }
+  async getUpdates() {
+    const history = await fetch(
+      this.apiEndpoint + "/history" + `?token=${encodeURIComponent(this.token)}`
+    );
+    return await history.json();
+  }
+}