Copied all potty chart code without changes.

types/Calender.d.ts

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+type Days =
+  | "Sunday"
+  | "Monday"
+  | "Tuesday"
+  | "Wednesday"
+  | "Thursday"
+  | "Friday"
+  | "Saturday";
+
+type DaysOfWeek = Days[];
+
+interface WeekDays {
+  sunday: DaysOfWeek;
+  monday: DaysOfWeek;
+}
+
+interface MonthDay {
+  date: string;
+  isOverflow: boolean;
+  overflowDirection: "prev" | "next" | null;
+}
+
+interface Month {
+  week1: MonthDay[];
+  week2: MonthDay[];
+  week3: MonthDay[];
+  week4: MonthDay[];
+  week5: MonthDay[];
+  week6: MonthDay[];
+}
+
+interface WeekLayout {
+  weekdays: DaysOfWeek;
+  month: Month;
+}
+
+interface MonthLayout {
+  sunday: WeekLayout;
+  monday: WeekLayout;
+}
+
+interface UpdateCalenderPropsDateLayout {
+  year: number;
+  month: number;
+  day: number;
+}
+interface UpdateCalendarProps {
+  date: UpdateCalenderPropsDateLayout;
+  isLoading: boolean;
+}
+
+interface SelectedDateInfo {
+  date: string;
+  title: string;
+  layout: MonthLayout;
+}

types/Stickers.d.ts

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+type StickerVal = -2 | -1 | 0 | 1 | 2 | null;
+
+type ValidStickerVal = -2 | -1 | 0 | 1 | 2;
+
+interface AddEditStickerProps {
+  date: Date;
+  sticker: ValidStickerVal;
+}
+
+interface Sticker {
+  id: string;
+  date: string;
+  sticker: StickerVal;
+  edited: boolean;
+  manual: boolean;
+}
+
+type StickerDays = Sticker[];
+
+interface StickerModal {
+  isOpen: boolean;
+  selectedSticker: StickerVal;
+  step: number;
+}