diff --git a/.eslintrc b/.eslintrc
index cdaf6a6..ba627b3 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -13,6 +13,7 @@
     "react/require-default-props": "off",
     "linebreak-style": "off",
     "no-param-reassign": "off",
+    "react/prop-types": "off",
     "max-len": "off"
   }
 }
\ No newline at end of file
diff --git a/package.json b/package.json
index 30bcc24..db7cacd 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,7 @@
     "@typescript-eslint/parser": "^4.6.0",
     "eslint-config-airbnb-typescript": "^12.0.0",
     "node-sass": "^4.14.1",
+    "prop-types": "^15.7.2",
     "query-string": "^6.13.6",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
diff --git a/src/App.tsx b/src/App.tsx
index 19cc654..c5d0ad9 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -1,11 +1,19 @@
 import React from 'react';
 import { BrowserRouter as Router, Route, Switch } from 'react-router-dom';
-
+// import ReactGa from 'react-ga';
 import Home from 'pages/Home';
 import Auth from 'pages/Auth';
 import StaticFileRedirect from 'components/StaticFileRedirect';
 
 function App(): JSX.Element {
+  // const notifyGA = (path: string) => {
+  // switch (path) {
+  // case "/":
+  // ReactGa.pageview()
+  // break;
+  //   };
+  // };
+
   return (
     <Router>
       <Switch>
diff --git a/src/GARouteUpdater.tsx b/src/GARouteUpdater.tsx
new file mode 100644
index 0000000..da427da
--- /dev/null
+++ b/src/GARouteUpdater.tsx
@@ -0,0 +1,8 @@
+import React from 'react';
+
+const GARouteUpdater: React.FC = () => (
+  <>
+  </>
+);
+
+export default GARouteUpdater;
diff --git a/src/api.ts b/src/api.ts
new file mode 100644
index 0000000..e960c7c
--- /dev/null
+++ b/src/api.ts
@@ -0,0 +1,158 @@
+import { MethodType, FileType, RegistrationType, EventResType } from './types';
+
+const API = 'https://api.hackillinois.org';
+export const isAuthenticated = () => sessionStorage.getItem('token');
+
+function request(method: MethodType, endpoint: string, body?: any) {
+  const getSessionToken = (): string => {
+    const token = isAuthenticated();
+    if (token === null) {
+      throw new Error('token is null');
+    }
+    return token;
+  };
+  return fetch(API + endpoint, {
+    method,
+    headers: {
+      Authorization: getSessionToken(),
+      'Content-Type': 'application/json',
+    },
+    body: JSON.stringify(body),
+  })
+    .then((res: Response) => {
+      if (res.status === 200) {
+        return res.json();
+      }
+      throw new Error('response status code not 200');
+    })
+    .catch((err: Error) => {
+      console.error(err.message);
+    });
+}
+
+export function authenticate(to: string) {
+  if (process.env.REACT_APP_TOKEN) {
+    sessionStorage.setItem('token', process.env.REACT_APP_TOKEN);
+  } else {
+    to = `${API}/auth/github/?redirect_uri=${to}`;
+  }
+  window.location.replace(to);
+}
+
+export function getToken(code: string | string[] | null) {
+  return request('POST', '/auth/code/github/', { code }).then((res) => res.token);
+}
+
+type GetRolesResType = {
+  id: string;
+  roles: string[];
+};
+
+export function getRoles() {
+  return request('GET', '/auth/roles/').then(
+    (res) => (res as GetRolesResType).roles,
+  );
+}
+
+export function getRolesSync(): string[] {
+  const token = sessionStorage.getItem('token');
+  if (token) {
+    try {
+      const tokenData = JSON.parse(atob(token.split('.')[1]));
+      return tokenData.roles;
+    } catch (e) {
+      // if the token is incorrectly formatted, we just ignore it and return the default []
+    }
+  }
+  return [];
+}
+
+export function getRegistration(role: string): Promise<EventResType> {
+  return request('GET', `/registration/${role}/`);
+}
+
+// this function does not have a return type because different roles have different response types
+export function register(
+  isEditing: boolean,
+  role: string,
+  registration: RegistrationType,
+) {
+  const method = isEditing ? 'PUT' : 'POST';
+  return request(method, `/registration/${role}/`, registration);
+}
+
+type GetRsvpResType = {
+  id: string;
+  isAttending: boolean,
+};
+
+export function getRSVP(): Promise<GetRsvpResType> {
+  return request('GET', '/rsvp/');
+}
+
+export function rsvp(isEditing: boolean, registration: RegistrationType): Promise<GetRsvpResType> {
+  const method = isEditing ? 'PUT' : 'POST';
+  return request(method, '/rsvp/', registration);
+}
+
+export function uploadFile(file: File, type: FileType) {
+  return request('GET', `/upload/${type}/upload/`)
+    .then((res) => fetch(res[type], {
+      method: 'PUT',
+      headers: { 'Content-Type': file.type },
+      body: file,
+    }))
+    .then((res) => {
+      if (res.ok) {
+        return res;
+      }
+      throw new Error('response did not have status 200');
+    })
+    .catch((err: Error) => {
+      console.error(err);
+    });
+}
+
+type GetQrResType = {
+  id: string;
+  qrInfo:string;
+};
+
+export function getQR():Promise<GetQrResType> {
+  return request('GET', '/user/qr/');
+}
+
+export function getPrizes() {
+  return request('GET', '/upload/blobstore/prizes/').then((res) => res.data);
+}
+
+type RefreshTokenResType = {
+  token: string;
+};
+export function refreshToken(): Promise<void> {
+  return request('GET', '/auth/token/refresh/').then((res:RefreshTokenResType) => sessionStorage.setItem('token', res.token));
+}
+
+export function getMentorTimeslots() {
+  return request('GET', '/upload/blobstore/mentor-timeslots/').then(
+    (res) => res.data,
+  );
+}
+
+export function setMentorTimeslots(data: Record<string, string>) {
+  return request('PUT', '/upload/blobstore/', {
+    id: 'mentor-timeslots',
+    data,
+  })
+    .then((res: Response) => res.json())
+    .then((res: any) => res.data)
+    .catch((err: Error) => console.log(err));
+}
+
+type GetEventsResType = {
+  events: EventResType[]
+};
+
+export function getEvents() {
+  return request('GET', '/event/').then((res: GetEventsResType) => res.events);
+}
diff --git a/src/events.ts b/src/events.ts
new file mode 100644
index 0000000..ea7049b
--- /dev/null
+++ b/src/events.ts
@@ -0,0 +1,106 @@
+/* Example return object:
+[
+  {
+    date: Date(),
+    dayOfWeek: "Friday",
+    month: "February",
+    dayOfMonth: 28,
+    events: [ ... ] // all the event objects occuring on this day
+  },
+  ...
+]
+*/
+
+import { DayType, EventType, WeekType } from './types';
+
+export const sortEventsIntoDays = (events: EventType[]) => {
+  // separate events by day into a map like so {"2/28/2019": [], "3/1/2019": [], ...}
+  const eventsByDay: Map<string, EventType[]> = new Map();
+  events.forEach((event) => {
+    const dateString = new Date(event.startTime * 1000).toLocaleDateString(
+      'en-US',
+    );
+    const eventsOnDay = eventsByDay.get(dateString);
+    if (eventsOnDay) {
+      eventsOnDay.push(event);
+    } else {
+      eventsByDay.set(dateString, [event]);
+    }
+  });
+
+  // convert the map into an array of day objects
+  const days: DayType[] = [];
+
+  Array.from(eventsByDay.entries()).forEach(([dateString, eventsPerDay]) => {
+    const date = new Date(dateString);
+    days.push({
+      date,
+      dayOfWeek: date.toLocaleDateString('en-US', { weekday: 'long' }),
+      month: date.toLocaleString('en-US', { month: 'long' }),
+      dayOfMonth: date.getDate(),
+      events: eventsPerDay.sort((a: EventType, b: EventType) => {
+        if (a.startTime === b.startTime) {
+          return a.endTime - b.endTime;
+        }
+        return a.startTime - b.startTime;
+      }),
+    });
+  });
+
+  // sort the days in order (just using the startTime of the first event
+  // on that day to prevent additional calculations)
+  days.sort((a, b) => a.events[0].startTime - b.events[0].startTime);
+
+  return days;
+};
+
+const addDays = (date: Date, days: number): Date => {
+  const newDate = new Date(date);
+  newDate.setDate(date.getDate() + days);
+  return newDate;
+};
+
+// Returns a 2d array in following format
+// [[{ date: Date, index?: Number  }, ...], ...]
+// if index is specified, then that date was part of the dates provided as a parameter
+
+export const getSurroundingWeeks = (startDate: Date, numDays: number) => {
+  if (startDate && numDays >= 1) {
+    const weeks: [WeekType[]] = [[]];
+    let currentWeek = weeks[0];
+
+    // Add all the days preceding startDate in the week of startDate
+    for (let i = -startDate.getDay(); i < 0; i += 1) {
+      // -startDate.getDay() effectively gets the offset to the sunday before startDate
+      currentWeek.push({
+        date: addDays(startDate, i),
+      });
+    }
+
+    // Add all the days that were specified in the parameters
+    for (let i = 0; i < numDays; i += 1) {
+      if (currentWeek.length >= 7) {
+        // when we get to the end of this week, add another week
+        currentWeek = [];
+        weeks.push(currentWeek);
+      }
+
+      currentWeek.push({
+        date: addDays(startDate, i),
+        index: i, // note that these dates get indices
+      });
+    }
+
+    // Add remaining days in the week of the last date
+    const endDate = currentWeek[currentWeek.length - 1].date;
+    for (let i = 1; i < 7 - endDate.getDay(); i += 1) {
+      currentWeek.push({
+        date: addDays(endDate, i),
+      });
+    }
+
+    return weeks;
+  }
+
+  return [];
+};
diff --git a/src/index.tsx b/src/index.tsx
index 2ebd1e1..6851659 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -6,7 +6,7 @@ import App from './App';
 import reportWebVitals from './reportWebVitals';
 
 ReactGA.initialize('G-2D2S4GLZPR', {
-  testMode: process.env.NODE_ENV !== 'production',
+  // testMode: process.env.NODE_ENV !== 'production',
 });
 
 ReactDOM.render(
diff --git a/src/pages/Auth/index.tsx b/src/pages/Auth/index.tsx
index 22c3066..e3eb56f 100644
--- a/src/pages/Auth/index.tsx
+++ b/src/pages/Auth/index.tsx
@@ -1,40 +1,47 @@
-import React from 'react';
+import React, { useEffect } from 'react';
 import queryString from 'query-string';
 import { useLocation } from 'react-router-dom';
-
+import ReactGa from 'react-ga';
 import { getToken } from 'util/api';
 // import Loading from 'components/Loading';
 
 function mobileRedirect(os: 'android' | 'ios', code: string) {
+  ReactGa.event({
+    category: 'mobile',
+    action: os,
+  });
   const to = `hackillinois://org.hackillinois.${os}/auth?code=${code}`;
   window.location.replace(to);
 }
 
+type QueryTypes = {
+  code?: string;
+  isAndroid?: string;
+  isiOS?: string;
+  to?: string;
+};
+
 const Auth: React.FC = () => {
   const location = useLocation();
 
-  type QueryTypes = {
-    code?: string;
-    isAndroid?: string;
-    isiOS?: string;
-    to?: string;
-  };
-  const { code, isAndroid, isiOS, to }: QueryTypes = queryString.parse(location.search);
+  useEffect(() => {
+    ReactGa.pageview('/auth');
+    const { code, isAndroid, isiOS, to }: QueryTypes = queryString.parse(location.search);
 
-  if (code) {
-    if (isAndroid || isiOS) {
-      const os = isAndroid ? 'android' : 'ios';
-      mobileRedirect(os, code);
+    if (code) {
+      if (isAndroid || isiOS) {
+        const os = isAndroid ? 'android' : 'ios';
+        mobileRedirect(os, code);
+      } else {
+        getToken(code).then((token) => {
+          sessionStorage.setItem('token', token);
+          window.location.replace(to as string);
+        });
+      }
     } else {
-      getToken(code).then((token) => {
-        sessionStorage.setItem('token', token);
-        window.location.replace(to as string);
-      });
+      window.location.replace('/');
     }
-  } else {
-    window.location.replace('/');
-  }
-
+  }, []);
   return <div>Loading...</div>; // <Loading />;
 };
 
diff --git a/src/pages/Home/index.tsx b/src/pages/Home/index.tsx
index caf11c1..282dc65 100644
--- a/src/pages/Home/index.tsx
+++ b/src/pages/Home/index.tsx
@@ -1,13 +1,21 @@
-import React from 'react';
-
+import React, { useEffect } from 'react';
+import ReactGa from 'react-ga';
 import Hero from './Hero';
 // import EventInfo from './EventInfo';
 
-const Home: React.FC = () => (
-  <>
-    <Hero />
-    {/* <EventInfo /> */}
-  </>
-);
+const Home: React.FC = () => {
+  useEffect(() => {
+    ReactGa.pageview('/');
+  }, []);
+
+  return (
+    <>
+      <Hero />
+      {
+        /* <EventInfo /> */
+      }
+    </>
+  );
+};
 
 export default Home;
diff --git a/src/types.ts b/src/types.ts
new file mode 100644
index 0000000..c7ab31e
--- /dev/null
+++ b/src/types.ts
@@ -0,0 +1,59 @@
+export type MethodType = 'GET' | 'POST' | 'PUT' | 'DELETE';
+export type FileType = 'resume' | 'photo' | 'blobstore';
+export type RegistrationType = {
+  firstName: string;
+  lastName: string;
+  timezone: string;
+  email: string;
+  location: string;
+  gender: string | null;
+  race: Array<any>; // NOTE: ignore the nullable part; race will always be a (non-null) array
+  degreePursued:
+  | 'ASSOCIATES'
+  | 'BACHELORS'
+  | 'MASTERS'
+  | 'PHD'
+  | 'GRADUATED'
+  | 'OTHER';
+  graduationYear: number;
+  school: string;
+  major: string;
+  programmingYears: number;
+  programmingAbility: number;
+  hasInternship: boolean;
+  resumeFilename: string | null;
+};
+
+export interface EventType {
+  name: string;
+  description: string;
+  startTime: number;
+  endTime: number;
+  locations: [
+    {
+      description: string;
+      tags: string[];
+      latitude: number;
+      longitude: number;
+    },
+  ];
+  sponsor: string;
+  eventType: string;
+}
+
+export interface EventResType extends EventType {
+  id: string;
+}
+
+export type DayType = {
+  date: Date;
+  dayOfWeek: string;
+  month: string;
+  dayOfMonth: number;
+  events: EventType[];
+};
+
+export type WeekType = {
+  index?: number;
+  date: Date;
+};