diff --git a/data/stub.ts b/data/stub.ts
new file mode 100644
index 0000000..c2c79dd
--- /dev/null
+++ b/data/stub.ts
@@ -0,0 +1,188 @@
+export class City {
+  private _name: string;
+  private _latitude: number;
+  private _longitude: number;
+
+  constructor(name: string, latitude: number, longitude: number) {
+    this._name = name;
+    this._latitude = latitude;
+    this._longitude = longitude;
+  }
+
+  get name(): string {
+    return this._name;
+  }
+
+  set name(value: string) {
+    this._name = value;
+  }
+
+  get latitude(): number {
+    return this._latitude;
+  }
+
+  set latitude(value: number) {
+    this._latitude = value;
+  }
+
+  get longitude(): number {
+    return this._longitude;
+  }
+
+  set longitude(value: number) {
+    this._longitude = value;
+  }
+}
+
+export class Weather {
+  private _at: string;
+  private _visibility: number;
+  private _weatherType: string;
+  private _weatherDescription: string;
+  private _temperature: number;
+  private _temperatureFeelsLike: number;
+  private _humidity: number;
+  private _windSpeed: number;
+  private _pressure: number;
+  private _city: City;
+
+  constructor(at: string, visibility: number, weatherType: string, weatherDescription: string, temperature: number, temperatureFeelsLike: number, humidity: number, windSpeed: number, pressure: number, city: City) {
+    this._at = at;
+    this._visibility = visibility;
+    this._weatherType = weatherType;
+    this._weatherDescription = weatherDescription;
+    this._temperature = temperature;
+    this._temperatureFeelsLike = temperatureFeelsLike;
+    this._humidity = humidity;
+    this._windSpeed = windSpeed;
+    this._pressure = pressure;
+    this._city = city;
+  }
+
+  get at(): string {
+    return this._at;
+  }
+
+  set at(value: string) {
+    this._at = value;
+  }
+
+  get visibility(): number {
+    return this._visibility;
+  }
+
+  set visibility(value: number) {
+    this._visibility = value;
+  }
+
+  get weatherType(): string {
+    return this._weatherType;
+  }
+
+  set weatherType(value: string) {
+    this._weatherType = value;
+  }
+
+  get weatherDescription(): string {
+    return this._weatherDescription;
+  }
+
+  set weatherDescription(value: string) {
+    this._weatherDescription = value;
+  }
+
+  get temperature(): number {
+    return this._temperature;
+  }
+
+  set temperature(value: number) {
+    this._temperature = value;
+  }
+
+  get temperatureFeelsLike(): number {
+    return this._temperatureFeelsLike;
+  }
+
+  set temperatureFeelsLike(value: number) {
+    this._temperatureFeelsLike = value;
+  }
+
+  get humidity(): number {
+    return this._humidity;
+  }
+
+  set humidity(value: number) {
+    this._humidity = value;
+  }
+
+  get windSpeed(): number {
+    return this._windSpeed;
+  }
+
+  set windSpeed(value: number) {
+    this._windSpeed = value;
+  }
+
+  get pressure(): number {
+    return this._pressure;
+  }
+
+  set pressure(value: number) {
+    this._pressure = value;
+  }
+
+  get city(): City {
+    return this._city;
+  }
+
+  set city(value: City) {
+    this._city = value;
+  }
+}
+
+export const CITIES_DATA: City[] = [
+  new City("Paris", 48.866667, 2.333333),
+  new City("Clermont-Ferrand", 45.777222, 3.087025),
+  new City("Lyon", 45.764043, 4.835659),
+  new City("Marseille", 43.296482, 5.36978),
+  new City("Bruxelles", 50.85034, 4.35171),
+];
+
+export const FAVORITE_CITY_DATA =
+  new City("Clermont-Ferrand", 45.777222, 3.087025);
+
+export const DEFAULT_SELECTED_CITY_DATA: City =
+  new City("Paris", 48.866667, 2.333333);
+
+export const WEATHER_DATA: Weather[] = [
+  new Weather("2023-01-22 09:55:59", 10000, "Nuageux",
+    "couvert", 0.52, -4.34,
+    82, 5.14, 1032,
+    new City("Paris", 48.866667, 2.333333)
+  ),
+  new Weather("2023-01-22 09:55:59", 10000, "Nuageux",
+    "couvert", 0.52, -4.34,
+    82, 5.14, 1032,
+    new City("Clermont-Ferrand", 45.777222, 3.087025)
+  ),
+  new Weather("2023-01-22 09:55:59", 10000, "Nuageux",
+    "couvert", 0.52, -4.34,
+    82, 5.14, 1032,
+    new City("Lyon", 45.764043, 4.835659)
+  ),
+  new Weather("2023-01-22 09:55:59", 10000, "Nuageux",
+    "couvert", 0.52, -4.34,
+    82, 5.14, 1032,
+    new City("Marseille", 43.296482, 5.36978)
+  ),
+  new Weather("2023-01-22 09:55:59", 10000, "Nuageux",
+    "couvert", 0.52, -4.34,
+    82, 5.14, 1032,
+    new City("Bruxelles", 50.85034, 4.35171)
+  ),
+];
+
+export const getCurrentWeather = (cityName: string) => {
+  if (cityName === undefined) return {};
+  return WEATHER_DATA.filter(elt => elt.city.name === cityName)[0];
+}