Mass use of Immutable

src/components/AppLayout.tsx

@@ -1,9 +1,10 @@
 import Button from "components/Inputs/Button";
 import { useAppLayout } from "contexts/AppLayoutContext";
 import { UploadImageFragment } from "graphql/generated";
-import { prettyLanguage, prettySlug } from "helpers/formatters";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { prettyLanguage, prettySlug } from "helpers/formatters";
 import { getOgImage, ImageQuality, OgImage } from "helpers/img";
+import { Immutable } from "helpers/types";
 import { useMediaMobile } from "hooks/useMediaQuery";
 import Head from "next/head";
 import { useRouter } from "next/router";
@@ -24,8 +25,19 @@ interface Props extends AppStaticProps {
   description?: string;
 }
 
-export default function AppLayout(props: Props): JSX.Element {
-  const { langui, currencies, languages, subPanel, contentPanel } = props;
+export default function AppLayout(props: Immutable<Props>): JSX.Element {
+  const {
+    langui,
+    currencies,
+    languages,
+    subPanel,
+    contentPanel,
+    thumbnail,
+    title,
+    navTitle,
+    description,
+    subPanelIcon,
+  } = props;
   const router = useRouter();
   const isMobile = useMediaMobile();
   const appLayout = useAppLayout();
@@ -58,8 +70,8 @@ export default function AppLayout(props: Props): JSX.Element {
   const turnSubIntoContent = subPanel && !contentPanel;
 
   const titlePrefix = "Accord’s Library";
-  const metaImage: OgImage = props.thumbnail
-    ? getOgImage(ImageQuality.Og, props.thumbnail)
+  const metaImage: OgImage = thumbnail
+    ? getOgImage(ImageQuality.Og, thumbnail)
     : {
         image: "/default_og.jpg",
         width: 1200,
@@ -67,9 +79,9 @@ export default function AppLayout(props: Props): JSX.Element {
         alt: "Accord's Library Logo",
       };
   const ogTitle =
-    props.title ?? props.navTitle ?? prettySlug(router.asPath.split("/").pop());
+    title ?? navTitle ?? prettySlug(router.asPath.split("/").pop());
 
-  const metaDescription = props.description ?? langui.default_description ?? "";
+  const metaDescription = description ?? langui.default_description ?? "";
 
   useEffect(() => {
     document.getElementsByTagName("html")[0].style.fontSize = `${
@@ -114,7 +126,7 @@ export default function AppLayout(props: Props): JSX.Element {
   }, [currencySelect]);
 
   let gridCol = "";
-  if (props.subPanel) {
+  if (subPanel) {
     if (appLayout.mainPanelReduced) {
       gridCol = "grid-cols-[6rem_20rem_1fr]";
     } else {
@@ -260,8 +272,8 @@ export default function AppLayout(props: Props): JSX.Element {
             {subPanel && !turnSubIntoContent
               ? appLayout.subPanelOpen
                 ? "close"
-                : props.subPanelIcon
-                ? props.subPanelIcon
+                : subPanelIcon
+                ? subPanelIcon
                 : "tune"
               : ""}
           </span>

src/components/Chip.tsx

@@ -1,9 +1,11 @@
+import { Immutable } from "helpers/types";
+
 interface Props {
   className?: string;
   children: React.ReactNode;
 }
 
-export default function Chip(props: Props): JSX.Element {
+export default function Chip(props: Immutable<Props>): JSX.Element {
   return (
     <div
       className={`grid place-content-center place-items-center text-xs pb-[0.14rem] whitespace-nowrap px-1.5 border-[1px] rounded-full opacity-70 transition-[color,_opacity,_border-color] hover:opacity-100 ${props.className}`}

src/components/HorizontalLine.tsx

@@ -1,8 +1,10 @@
+import { Immutable } from "helpers/types";
+
 interface Props {
   className?: string;
 }
 
-export default function HorizontalLine(props: Props): JSX.Element {
+export default function HorizontalLine(props: Immutable<Props>): JSX.Element {
   return (
     <div
       className={`h-0 w-full my-8 border-t-[3px] border-dotted border-black ${props.className}`}

src/components/Img.tsx

@@ -1,5 +1,6 @@
 import { UploadImageFragment } from "graphql/generated";
-import { ImageQuality, getImgSizesByQuality, getAssetURL } from "helpers/img";
+import { getAssetURL, getImgSizesByQuality, ImageQuality } from "helpers/img";
+import { Immutable } from "helpers/types";
 import Image, { ImageProps } from "next/image";
 
 interface Props {
@@ -12,7 +13,7 @@ interface Props {
   priority?: ImageProps["priority"];
 }
 
-export default function Img(props: Props): JSX.Element {
+export default function Img(props: Immutable<Props>): JSX.Element {
   if (typeof props.image === "string") {
     return (
       <img

src/components/Inputs/Button.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import { useRouter } from "next/router";
 import { MouseEventHandler } from "react";
 
@@ -14,7 +15,7 @@ interface Props {
   badgeNumber?: number;
 }
 
-export default function Button(props: Props): JSX.Element {
+export default function Button(props: Immutable<Props>): JSX.Element {
   const {
     draggable,
     id,
@@ -39,11 +40,15 @@ export default function Button(props: Props): JSX.Element {
       transition-all select-none hover:[--opacityBadge:0] --opacityBadge:100 ${className} ${
         active
           ? "text-light bg-black drop-shadow-black-lg !border-black cursor-not-allowed"
-          : "cursor-pointer hover:text-light hover:bg-dark hover:drop-shadow-shade-lg active:bg-black active:text-light active:drop-shadow-black-lg active:border-black"
+          : `cursor-pointer hover:text-light hover:bg-dark hover:drop-shadow-shade-lg
+          active:bg-black active:text-light active:drop-shadow-black-lg active:border-black`
       }`}
     >
       {badgeNumber && (
-        <div className="opacity-[var(--opacityBadge)] transition-opacity grid place-items-center absolute -top-3 -right-2 bg-dark w-8 h-8 text-light font-bold rounded-full">
+        <div
+          className="opacity-[var(--opacityBadge)] transition-opacity grid place-items-center
+          absolute -top-3 -right-2 bg-dark w-8 h-8 text-light font-bold rounded-full"
+        >
           {badgeNumber}
         </div>
       )}

src/components/Inputs/LanguageSwitcher.tsx

@@ -1,5 +1,6 @@
-import { prettyLanguage } from "helpers/formatters";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { prettyLanguage } from "helpers/formatters";
+import { Immutable } from "helpers/types";
 import { Dispatch, SetStateAction } from "react";
 import ToolTip from "../ToolTip";
 import Button from "./Button";
@@ -12,7 +13,7 @@ interface Props {
   setLocalesIndex: Dispatch<SetStateAction<number | undefined>>;
 }
 
-export default function LanguageSwitcher(props: Props): JSX.Element {
+export default function LanguageSwitcher(props: Immutable<Props>): JSX.Element {
   const { locales, className, localesIndex, setLocalesIndex } = props;
 
   return (

src/components/Inputs/OrderableList.tsx

@@ -1,4 +1,5 @@
 import { arrayMove } from "helpers/others";
+import { Immutable } from "helpers/types";
 import { useEffect, useState } from "react";
 
 interface Props {
@@ -7,7 +8,7 @@ interface Props {
   onChange?: (items: Map<string, string>) => void;
 }
 
-export default function OrderableList(props: Props): JSX.Element {
+export default function OrderableList(props: Immutable<Props>): JSX.Element {
   const [items, setItems] = useState<Map<string, string>>(props.items);
 
   useEffect(() => {

src/components/Inputs/PageSelector.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import { Dispatch, SetStateAction } from "react";
 import Button from "./Button";
 
@@ -8,7 +9,7 @@ interface Props {
   setPage: Dispatch<SetStateAction<number>>;
 }
 
-export default function PageSelector(props: Props): JSX.Element {
+export default function PageSelector(props: Immutable<Props>): JSX.Element {
   const { page, setPage, maxPage } = props;
 
   return (

src/components/Inputs/Select.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import { Dispatch, SetStateAction, useState } from "react";
 
 interface Props {
@@ -9,7 +10,7 @@ interface Props {
   className?: string;
 }
 
-export default function Select(props: Props): JSX.Element {
+export default function Select(props: Immutable<Props>): JSX.Element {
   const [opened, setOpened] = useState(false);
 
   return (

src/components/Inputs/Switch.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import { Dispatch, SetStateAction } from "react";
 
 interface Props {
@@ -6,7 +7,7 @@ interface Props {
   className?: string;
 }
 
-export default function Switch(props: Props): JSX.Element {
+export default function Switch(props: Immutable<Props>): JSX.Element {
   return (
     <div
       className={`h-6 w-12 rounded-full border-2 border-mid grid transition-colors relative cursor-pointer ${

src/components/InsetBox.tsx

@@ -1,10 +1,12 @@
+import { Immutable } from "helpers/types";
+
 interface Props {
   className?: string;
   children: React.ReactNode;
   id?: string;
 }
 
-export default function InsetBox(props: Props): JSX.Element {
+export default function InsetBox(props: Immutable<Props>): JSX.Element {
   return (
     <div
       id={props.id}

src/components/Library/ContentLine.tsx

@@ -1,8 +1,9 @@
 import Chip from "components/Chip";
 import Button from "components/Inputs/Button";
 import { GetLibraryItemQuery } from "graphql/generated";
-import { prettyinlineTitle, prettySlug } from "helpers/formatters";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { prettyinlineTitle, prettySlug } from "helpers/formatters";
+import { Immutable } from "helpers/types";
 import { useState } from "react";
 
 interface Props {
@@ -20,7 +21,7 @@ interface Props {
   langui: AppStaticProps["langui"];
 }
 
-export default function ContentLine(props: Props): JSX.Element {
+export default function ContentLine(props: Immutable<Props>): JSX.Element {
   const { content, langui, parentSlug } = props;
 
   const [opened, setOpened] = useState(false);

src/components/Library/ScanSet.tsx

@@ -5,9 +5,10 @@ import RecorderChip from "components/RecorderChip";
 import ToolTip from "components/ToolTip";
 import { GetLibraryItemScansQuery } from "graphql/generated";
 import { AppStaticProps } from "graphql/getAppStaticProps";
-import { getStatusDescription } from "helpers/others";
 import { getAssetFilename, getAssetURL, ImageQuality } from "helpers/img";
 import { isInteger } from "helpers/numbers";
+import { getStatusDescription } from "helpers/others";
+import { Immutable } from "helpers/types";
 import useSmartLanguage from "hooks/useSmartLanguage";
 import { Dispatch, SetStateAction } from "react";
 
@@ -50,7 +51,7 @@ interface Props {
   >["content"];
 }
 
-export default function ScanSet(props: Props): JSX.Element {
+export default function ScanSet(props: Immutable<Props>): JSX.Element {
   const {
     setLightboxOpen,
     setLightboxImages,
@@ -68,7 +69,8 @@ export default function ScanSet(props: Props): JSX.Element {
     languages: languages,
     languageExtractor: (item) => item?.language?.data?.attributes?.code,
     transform: (item) => {
-      item?.pages?.data.sort((a, b) => {
+      const newItem = { ...item } as Props["scanSet"][number];
+      newItem?.pages?.data.sort((a, b) => {
         if (a.attributes?.url && b.attributes?.url) {
           let aName = getAssetFilename(a.attributes.url);
           let bName = getAssetFilename(b.attributes.url);
@@ -91,7 +93,7 @@ export default function ScanSet(props: Props): JSX.Element {
         }
         return 0;
       });
-      return item;
+      return newItem;
     },
   });
 

src/components/Library/ScanSetCover.tsx

@@ -7,8 +7,9 @@ import {
   UploadImageFragment,
 } from "graphql/generated";
 import { AppStaticProps } from "graphql/getAppStaticProps";
-import { getStatusDescription } from "helpers/others";
 import { getAssetURL, ImageQuality } from "helpers/img";
+import { getStatusDescription } from "helpers/others";
+import { Immutable } from "helpers/types";
 import useSmartLanguage from "hooks/useSmartLanguage";
 import { Dispatch, SetStateAction } from "react";
 
@@ -30,7 +31,7 @@ interface Props {
   langui: AppStaticProps["langui"];
 }
 
-export default function ScanSetCover(props: Props): JSX.Element {
+export default function ScanSetCover(props: Immutable<Props>): JSX.Element {
   const {
     setLightboxOpen,
     setLightboxImages,

src/components/LightBox.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import { Dispatch, SetStateAction } from "react";
 import Hotkeys from "react-hot-keys";
 import { useSwipeable } from "react-swipeable";
@@ -15,7 +16,7 @@ interface Props {
   setIndex: Dispatch<SetStateAction<number>>;
 }
 
-export default function LightBox(props: Props): JSX.Element {
+export default function LightBox(props: Immutable<Props>): JSX.Element {
   const { state, setState, images, index, setIndex } = props;
 
   function handlePrevious() {

src/components/Markdown/Markdawn.tsx

@@ -6,6 +6,7 @@ import ToolTip from "components/ToolTip";
 import { useAppLayout } from "contexts/AppLayoutContext";
 import { slugify } from "helpers/formatters";
 import { getAssetURL, ImageQuality } from "helpers/img";
+import { Immutable } from "helpers/types";
 import Markdown from "markdown-to-jsx";
 import { useRouter } from "next/router";
 import React, { useState } from "react";
@@ -16,7 +17,7 @@ interface Props {
   text: string;
 }
 
-export default function Markdawn(props: Props): JSX.Element {
+export default function Markdawn(props: Immutable<Props>): JSX.Element {
   const appLayout = useAppLayout();
   const text = preprocessMarkDawn(props.text);
 

src/components/Markdown/TOC.tsx

@@ -1,4 +1,5 @@
 import { slugify } from "helpers/formatters";
+import { Immutable } from "helpers/types";
 import { useRouter } from "next/router";
 import { preprocessMarkDawn } from "./Markdawn";
 
@@ -7,7 +8,7 @@ interface Props {
   title?: string;
 }
 
-export default function TOCComponent(props: Props): JSX.Element {
+export default function TOCComponent(props: Immutable<Props>): JSX.Element {
   const { text, title } = props;
   const toc = getTocFromMarkdawn(preprocessMarkDawn(text), title);
   const router = useRouter();

src/components/PanelComponents/NavOption.tsx

@@ -1,4 +1,5 @@
 import ToolTip from "components/ToolTip";
+import { Immutable } from "helpers/types";
 import { useRouter } from "next/router";
 import { MouseEventHandler } from "react";
 
@@ -12,7 +13,7 @@ interface Props {
   onClick?: MouseEventHandler<HTMLDivElement>;
 }
 
-export default function NavOption(props: Props): JSX.Element {
+export default function NavOption(props: Immutable<Props>): JSX.Element {
   const router = useRouter();
   const isActive = router.asPath.startsWith(props.url);
   const divActive = "bg-mid shadow-inner-sm shadow-shade";

src/components/PanelComponents/PanelHeader.tsx

@@ -1,4 +1,5 @@
 import HorizontalLine from "components/HorizontalLine";
+import { Immutable } from "helpers/types";
 
 interface Props {
   icon?: string;
@@ -6,7 +7,7 @@ interface Props {
   description?: string | null | undefined;
 }
 
-export default function PanelHeader(props: Props): JSX.Element {
+export default function PanelHeader(props: Immutable<Props>): JSX.Element {
   return (
     <>
       <div className="w-full grid place-items-center">

src/components/PanelComponents/ReturnButton.tsx

@@ -2,6 +2,7 @@ import HorizontalLine from "components/HorizontalLine";
 import Button from "components/Inputs/Button";
 import { useAppLayout } from "contexts/AppLayoutContext";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
 
 interface Props {
   href: string;
@@ -18,7 +19,7 @@ export enum ReturnButtonType {
   both = "both",
 }
 
-export default function ReturnButton(props: Props): JSX.Element {
+export default function ReturnButton(props: Immutable<Props>): JSX.Element {
   const appLayout = useAppLayout();
 
   return (

src/components/Panels/ContentPanel.tsx

@@ -1,3 +1,5 @@
+import { Immutable } from "helpers/types";
+
 interface Props {
   children: React.ReactNode;
   autoformat?: boolean;
@@ -9,7 +11,7 @@ export enum ContentPanelWidthSizes {
   large = "large",
 }
 
-export default function ContentPanel(props: Props): JSX.Element {
+export default function ContentPanel(props: Immutable<Props>): JSX.Element {
   const width = props.width ? props.width : ContentPanelWidthSizes.default;
   const widthCSS =
     width === ContentPanelWidthSizes.default ? "max-w-2xl" : "w-full";

src/components/Panels/MainPanel.tsx

@@ -7,12 +7,13 @@ import { useMediaDesktop } from "hooks/useMediaQuery";
 import Markdown from "markdown-to-jsx";
 import Link from "next/link";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
 
 interface Props {
   langui: AppStaticProps["langui"];
 }
 
-export default function MainPanel(props: Props): JSX.Element {
+export default function MainPanel(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const isDesktop = useMediaDesktop();
   const appLayout = useAppLayout();

src/components/Panels/SubPanel.tsx

@@ -1,8 +1,10 @@
+import { Immutable } from "helpers/types";
+
 interface Props {
   children: React.ReactNode;
 }
 
-export default function SubPanel(props: Props): JSX.Element {
+export default function SubPanel(props: Immutable<Props>): JSX.Element {
   return (
     <div className="grid pt-10 pb-20 px-6 desktop:py-8 desktop:px-10 gap-y-2 text-center">
       {props.children}

src/components/Popup.tsx

@@ -1,4 +1,5 @@
 import { useAppLayout } from "contexts/AppLayoutContext";
+import { Immutable } from "helpers/types";
 import { Dispatch, SetStateAction, useEffect } from "react";
 import Hotkeys from "react-hot-keys";
 
@@ -13,7 +14,7 @@ interface Props {
   padding?: boolean;
 }
 
-export default function Popup(props: Props): JSX.Element {
+export default function Popup(props: Immutable<Props>): JSX.Element {
   const {
     setState,
     state,

src/components/PostPage.tsx

@@ -1,7 +1,7 @@
-import { prettySlug } from "helpers/formatters";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { prettySlug } from "helpers/formatters";
 import { getStatusDescription } from "helpers/others";
-import { Post } from "helpers/types";
+import { Immutable, PostWithTranslations } from "helpers/types";
 import useSmartLanguage from "hooks/useSmartLanguage";
 import AppLayout from "./AppLayout";
 import Chip from "./Chip";
@@ -16,7 +16,7 @@ import ThumbnailHeader from "./ThumbnailHeader";
 import ToolTip from "./ToolTip";
 
 interface Props {
-  post: Post;
+  post: PostWithTranslations;
   langui: AppStaticProps["langui"];
   languages: AppStaticProps["languages"];
   currencies: AppStaticProps["currencies"];
@@ -31,7 +31,7 @@ interface Props {
   appendBody?: JSX.Element;
 }
 
-export default function PostPage(props: Props): JSX.Element {
+export default function PostPage(props: Immutable<Props>): JSX.Element {
   const {
     post,
     langui,

src/components/PreviewCard.tsx

@@ -4,14 +4,15 @@ import {
   PricePickerFragment,
   UploadImageFragment,
 } from "graphql/generated";
+import { AppStaticProps } from "graphql/getAppStaticProps";
 import {
   prettyDate,
   prettyDuration,
   prettyPrice,
   prettyShortenNumber,
 } from "helpers/formatters";
-import { AppStaticProps } from "graphql/getAppStaticProps";
 import { ImageQuality } from "helpers/img";
+import { Immutable } from "helpers/types";
 import Link from "next/link";
 import Chip from "./Chip";
 import Img from "./Img";
@@ -43,7 +44,7 @@ interface Props {
     | { __typename: "anotherHoverlayName" };
 }
 
-export default function ThumbnailPreview(props: Props): JSX.Element {
+export default function ThumbnailPreview(props: Immutable<Props>): JSX.Element {
   const {
     href,
     thumbnail,

src/components/PreviewLine.tsx

@@ -1,5 +1,6 @@
 import { UploadImageFragment } from "graphql/generated";
 import { ImageQuality } from "helpers/img";
+import { Immutable } from "helpers/types";
 import Link from "next/link";
 import Chip from "./Chip";
 import Img from "./Img";
@@ -15,7 +16,7 @@ interface Props {
   bottomChips?: string[];
 }
 
-export default function PreviewLine(props: Props): JSX.Element {
+export default function PreviewLine(props: Immutable<Props>): JSX.Element {
   const {
     href,
     thumbnail,

src/components/RecorderChip.tsx

@@ -2,6 +2,7 @@ import Chip from "components/Chip";
 import { RecorderChipFragment } from "graphql/generated";
 import { AppStaticProps } from "graphql/getAppStaticProps";
 import { ImageQuality } from "helpers/img";
+import { Immutable } from "helpers/types";
 import Img from "./Img";
 import Markdawn from "./Markdown/Markdawn";
 import ToolTip from "./ToolTip";
@@ -12,7 +13,7 @@ interface Props {
   langui: AppStaticProps["langui"];
 }
 
-export default function RecorderChip(props: Props): JSX.Element {
+export default function RecorderChip(props: Immutable<Props>): JSX.Element {
   const { recorder, langui } = props;
   return (
     <ToolTip

src/components/SVG.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import Image from "next/image";
 
 interface Props {
@@ -6,7 +7,7 @@ interface Props {
   className?: string;
 }
 
-export default function SVG(props: Props): JSX.Element {
+export default function SVG(props: Immutable<Props>): JSX.Element {
   return (
     <div className={props.className}>
       <Image

src/components/ThumbnailHeader.tsx

@@ -3,9 +3,10 @@ import Img from "components/Img";
 import InsetBox from "components/InsetBox";
 import Markdawn from "components/Markdown/Markdawn";
 import { GetContentQuery, UploadImageFragment } from "graphql/generated";
-import { prettyinlineTitle, prettySlug, slugify } from "helpers/formatters";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { prettyinlineTitle, prettySlug, slugify } from "helpers/formatters";
 import { ImageQuality } from "helpers/img";
+import { Immutable } from "helpers/types";
 
 interface Props {
   pre_title?: string | null | undefined;
@@ -31,7 +32,7 @@ interface Props {
   languageSwitcher?: JSX.Element;
 }
 
-export default function ThumbnailHeader(props: Props): JSX.Element {
+export default function ThumbnailHeader(props: Immutable<Props>): JSX.Element {
   const {
     langui,
     pre_title,

src/components/ToolTip.tsx

@@ -4,12 +4,12 @@ import "tippy.js/animations/scale-subtle.css";
 interface Props extends TippyProps {}
 
 export default function ToolTip(props: Props): JSX.Element {
-  const newProps = { ...props };
-
-  // Set defaults
-  if (newProps.delay === undefined) newProps.delay = [150, 0];
-  if (newProps.interactive === undefined) newProps.interactive = true;
-  if (newProps.animation === undefined) newProps.animation = "scale-subtle";
+  const newProps: Props = {
+    delay: [150, 0],
+    interactive: true,
+    animation: "scale-subtle",
+    ...props,
+  };
 
   return (
     <Tippy className={`text-[80%] ${newProps.className}`} {...newProps}>

src/components/Wiki/Chronology/ChronologyItemComponent.tsx

@@ -6,6 +6,7 @@ import {
 } from "graphql/generated";
 import { AppStaticProps } from "graphql/getAppStaticProps";
 import { getStatusDescription } from "helpers/others";
+import { Immutable } from "helpers/types";
 
 interface Props {
   item: Exclude<
@@ -16,7 +17,9 @@ interface Props {
   langui: AppStaticProps["langui"];
 }
 
-export default function ChronologyItemComponent(props: Props): JSX.Element {
+export default function ChronologyItemComponent(
+  props: Immutable<Props>
+): JSX.Element {
   const { langui } = props;
 
   function generateAnchor(

src/components/Wiki/Chronology/ChronologyYearComponent.tsx

@@ -1,6 +1,7 @@
 import ChronologyItemComponent from "components/Wiki/Chronology/ChronologyItemComponent";
 import { GetChronologyItemsQuery } from "graphql/generated";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
 
 interface Props {
   year: number;
@@ -11,7 +12,9 @@ interface Props {
   langui: AppStaticProps["langui"];
 }
 
-export default function ChronologyYearComponent(props: Props): JSX.Element {
+export default function ChronologyYearComponent(
+  props: Immutable<Props>
+): JSX.Element {
   const { langui } = props;
 
   return (

src/contexts/AppLayoutContext.tsx

@@ -1,3 +1,4 @@
+import { Immutable } from "helpers/types";
 import useDarkMode from "hooks/useDarkMode";
 import useStateWithLocalStorage from "hooks/useStateWithLocalStorage";
 import React, { ReactNode, useContext, useState } from "react";
@@ -76,7 +77,7 @@ interface Props {
   children: ReactNode;
 }
 
-export function AppContextProvider(props: Props): JSX.Element {
+export function AppContextProvider(props: Immutable<Props>): JSX.Element {
   const [subPanelOpen, setSubPanelOpen] = useStateWithLocalStorage<
     boolean | undefined
   >("subPanelOpen", initialState.subPanelOpen);

src/graphql/getAppStaticProps.ts

@@ -4,9 +4,10 @@ import {
   GetWebsiteInterfaceQuery,
 } from "graphql/generated";
 import { getReadySdk } from "graphql/sdk";
+import { Immutable } from "helpers/types";
 import { GetStaticPropsContext } from "next";
 
-export interface AppStaticProps {
+export type AppStaticProps = Immutable<{
   langui: Exclude<
     Exclude<
       GetWebsiteInterfaceQuery["websiteInterfaces"],
@@ -19,7 +20,7 @@ export interface AppStaticProps {
     null | undefined
   >["data"];
   languages: Exclude<GetLanguagesQuery["languages"], null | undefined>["data"];
-}
+}>;
 
 export async function getAppStaticProps(
   context: GetStaticPropsContext
@@ -50,9 +51,11 @@ export async function getAppStaticProps(
     })
   ).websiteInterfaces?.data[0].attributes;
 
-  return {
-    langui: langui ?? ({} as AppStaticProps["langui"]),
-    currencies: currencies?.data ?? ({} as AppStaticProps["currencies"]),
-    languages: languages?.data ?? ({} as AppStaticProps["languages"]),
+  const appStaticProps: AppStaticProps = {
+    langui: langui ?? {},
+    currencies: currencies?.data ?? [],
+    languages: languages?.data ?? [],
   };
+
+  return appStaticProps;
 }

src/graphql/getPostStaticProps.ts

@@ -0,0 +1,32 @@
+import { PostWithTranslations } from "helpers/types";
+import { GetStaticPropsContext } from "next";
+import { AppStaticProps, getAppStaticProps } from "./getAppStaticProps";
+import { getReadySdk } from "./sdk";
+
+export interface PostStaticProps extends AppStaticProps {
+  post: PostWithTranslations;
+}
+
+export function getPostStaticProps(
+  slug: string
+): (
+  context: GetStaticPropsContext
+) => Promise<{ notFound: boolean } | { props: PostStaticProps }> {
+  return async (context: GetStaticPropsContext) => {
+    const sdk = getReadySdk();
+    const post = await sdk.getPost({
+      slug: slug,
+      language_code: context.locale ?? "en",
+    });
+    if (post.posts?.data[0].attributes?.translations) {
+      const props: PostStaticProps = {
+        ...(await getAppStaticProps(context)),
+        post: post.posts.data[0].attributes as PostWithTranslations,
+      };
+      return {
+        props: props,
+      };
+    }
+    return { notFound: true };
+  };
+}

src/helpers/formatters.ts

@@ -1,8 +1,9 @@
 import { DatePickerFragment, PricePickerFragment } from "graphql/generated";
 import { AppStaticProps } from "../graphql/getAppStaticProps";
 import { convertPrice } from "./numbers";
+import { Immutable } from "./types";
 
-export function prettyDate(datePicker: DatePickerFragment): string {
+export function prettyDate(datePicker: Immutable<DatePickerFragment>): string {
   let result = "";
   if (datePicker.year) result += datePicker.year.toString();
   if (datePicker.month)
@@ -13,7 +14,7 @@ export function prettyDate(datePicker: DatePickerFragment): string {
 }
 
 export function prettyPrice(
-  pricePicker: PricePickerFragment,
+  pricePicker: Immutable<PricePickerFragment>,
   currencies: AppStaticProps["currencies"],
   targetCurrencyCode?: string
 ): string {
@@ -57,7 +58,7 @@ export function prettyinlineTitle(
 }
 
 export function prettyItemType(
-  metadata: any,
+  metadata: Immutable<any>,
   langui: AppStaticProps["langui"]
 ): string | undefined | null {
   switch (metadata.__typename) {
@@ -79,7 +80,7 @@ export function prettyItemType(
 }
 
 export function prettyItemSubType(
-  metadata:
+  metadata: Immutable<
     | {
         __typename: "ComponentMetadataAudio";
         subtype?: {
@@ -156,6 +157,7 @@ export function prettyItemSubType(
       }
     | { __typename: "Error" }
     | null
+  >
 ): string {
   if (metadata) {
     switch (metadata.__typename) {

src/helpers/img.ts

@@ -1,4 +1,5 @@
 import { UploadImageFragment } from "graphql/generated";
+import { Immutable } from "./types";
 
 export enum ImageQuality {
   Small = "small",
@@ -24,7 +25,10 @@ export function getAssetFilename(path: string): string {
   return result[0];
 }
 
-export function getAssetURL(url: string, quality: ImageQuality): string {
+export function getAssetURL(
+  url: string,
+  quality: Immutable<ImageQuality>
+): string {
   let newUrl = url;
   newUrl = newUrl.replace(/^\/uploads/u, `/${quality}`);
   newUrl = newUrl.replace(/.jpg$/u, ".webp");
@@ -67,8 +71,8 @@ export function getImgSizesByQuality(
 }
 
 export function getOgImage(
-  quality: ImageQuality,
-  image: UploadImageFragment
+  quality: Immutable<ImageQuality>,
+  image: Immutable<UploadImageFragment>
 ): OgImage {
   const imgSize = getImgSizesByQuality(
     image.width ?? 0,

src/helpers/numbers.ts

@@ -1,11 +1,11 @@
 import { GetCurrenciesQuery, PricePickerFragment } from "graphql/generated";
+import { Immutable } from "./types";
 
 export function convertPrice(
-  pricePicker: PricePickerFragment,
-  targetCurrency: Exclude<
-    GetCurrenciesQuery["currencies"],
-    null | undefined
-  >["data"][number]
+  pricePicker: Immutable<PricePickerFragment>,
+  targetCurrency: Immutable<
+    Exclude<GetCurrenciesQuery["currencies"], null | undefined>["data"][number]
+  >
 ): number {
   if (
     pricePicker.amount &&

src/helpers/others.ts

@@ -4,36 +4,42 @@ import {
   GetLibraryItemScansQuery,
 } from "graphql/generated";
 import { AppStaticProps } from "../graphql/getAppStaticProps";
+import { Immutable } from "./types";
 
-export function sortContent(
-  contents:
-    | Exclude<
-        Exclude<
-          GetLibraryItemQuery["libraryItems"],
-          null | undefined
-        >["data"][number]["attributes"],
+type SortContentProps =
+  | Exclude<
+      Exclude<
+        GetLibraryItemQuery["libraryItems"],
         null | undefined
-      >["contents"]
-    | Exclude<
-        Exclude<
-          GetLibraryItemScansQuery["libraryItems"],
-          null | undefined
-        >["data"][number]["attributes"],
+      >["data"][number]["attributes"],
+      null | undefined
+    >["contents"]
+  | Exclude<
+      Exclude<
+        GetLibraryItemScansQuery["libraryItems"],
         null | undefined
-      >["contents"]
-) {
-  contents?.data.sort((a, b) => {
-    if (
-      a.attributes?.range[0]?.__typename === "ComponentRangePageRange" &&
-      b.attributes?.range[0]?.__typename === "ComponentRangePageRange"
-    ) {
-      return (
-        a.attributes.range[0].starting_page -
-        b.attributes.range[0].starting_page
-      );
-    }
-    return 0;
-  });
+      >["data"][number]["attributes"],
+      null | undefined
+    >["contents"];
+
+export function sortContent(contents: Immutable<SortContentProps>) {
+  if (contents) {
+    const newContent = { ...contents } as SortContentProps;
+    newContent?.data.sort((a, b) => {
+      if (
+        a.attributes?.range[0]?.__typename === "ComponentRangePageRange" &&
+        b.attributes?.range[0]?.__typename === "ComponentRangePageRange"
+      ) {
+        return (
+          a.attributes.range[0].starting_page -
+          b.attributes.range[0].starting_page
+        );
+      }
+      return 0;
+    });
+    return newContent as Immutable<SortContentProps>;
+  }
+  return contents;
 }
 
 export function getStatusDescription(

src/helpers/types.ts

@@ -1,9 +1,22 @@
 import { GetPostQuery } from "graphql/generated";
+import React from "react";
 
-export type Post = Exclude<
+type Post = Exclude<
   Exclude<
     GetPostQuery["posts"],
     null | undefined
   >["data"][number]["attributes"],
   null | undefined
 >;
+
+export interface PostWithTranslations extends Omit<Post, "translations"> {
+  translations: Exclude<Post["translations"], null | undefined>;
+}
+
+type ImmutableBlackList<T> = JSX.Element | React.ReactNode | Function;
+
+export type Immutable<T> = {
+  readonly [K in keyof T]: T[K] extends ImmutableBlackList<T>
+    ? T[K]
+    : Immutable<T[K]>;
+};

src/hooks/useSmartLanguage.tsx

@@ -1,14 +1,15 @@
 import LanguageSwitcher from "components/Inputs/LanguageSwitcher";
 import { useAppLayout } from "contexts/AppLayoutContext";
 import { AppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
 import { useRouter } from "next/router";
 import { useEffect, useMemo, useState } from "react";
 
 interface Props<T> {
-  items: T[];
+  items: Immutable<T[]>;
   languages: AppStaticProps["languages"];
-  languageExtractor: (item: T) => string | undefined;
-  transform?: (item: T) => T;
+  languageExtractor: (item: Immutable<T>) => string | undefined;
+  transform?: (item: Immutable<T>) => Immutable<T>;
 }
 
 function getPreferredLanguage(
@@ -25,7 +26,7 @@ function getPreferredLanguage(
 
 export default function useSmartLanguage<T>(
   props: Props<T>
-): [T | undefined, () => JSX.Element] {
+): [Immutable<T | undefined>, () => JSX.Element] {
   const {
     items,
     languageExtractor,
@@ -39,7 +40,8 @@ export default function useSmartLanguage<T>(
   const [selectedTranslationIndex, setSelectedTranslationIndex] = useState<
     number | undefined
   >();
-  const [selectedTranslation, setSelectedTranslation] = useState<T>();
+  const [selectedTranslation, setSelectedTranslation] =
+    useState<Immutable<T>>();
 
   useEffect(() => {
     items.map((elem, index) => {
@@ -58,8 +60,9 @@ export default function useSmartLanguage<T>(
   }, [appLayout.preferredLanguages, availableLocales, router.locale]);
 
   useEffect(() => {
-    if (selectedTranslationIndex !== undefined)
+    if (selectedTranslationIndex !== undefined) {
       setSelectedTranslation(transform(items[selectedTranslationIndex]));
+    }
   }, [items, selectedTranslationIndex, transform]);
 
   return [

src/pages/404.tsx

@@ -3,12 +3,13 @@ import ReturnButton, {
   ReturnButtonType,
 } from "components/PanelComponents/ReturnButton";
 import ContentPanel from "components/Panels/ContentPanel";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
 
-export default function FourOhFour(props: Props): JSX.Element {
+export default function FourOhFour(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const contentPanel = (
     <ContentPanel>

src/pages/500.tsx

@@ -3,12 +3,13 @@ import ReturnButton, {
   ReturnButtonType,
 } from "components/PanelComponents/ReturnButton";
 import ContentPanel from "components/Panels/ContentPanel";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
 
-export default function FiveHundred(props: Props): JSX.Element {
+export default function FiveHundred(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const contentPanel = (
     <ContentPanel>

src/pages/about-us/accords-handbook.tsx

@@ -1,14 +1,13 @@
 import PostPage from "components/PostPage";
-import { getReadySdk } from "graphql/sdk";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { Post } from "helpers/types";
-import { GetStaticPropsContext } from "next";
+import {
+  getPostStaticProps,
+  PostStaticProps,
+} from "graphql/getPostStaticProps";
+import { Immutable } from "helpers/types";
 
-interface Props extends AppStaticProps {
-  post: Post;
-}
-
-export default function AccordsHandbook(props: Props): JSX.Element {
+export default function AccordsHandbook(
+  props: Immutable<PostStaticProps>
+): JSX.Element {
   const { post, langui, languages, currencies } = props;
   return (
     <PostPage
@@ -24,21 +23,4 @@ export default function AccordsHandbook(props: Props): JSX.Element {
   );
 }
 
-export async function getStaticProps(
-  context: GetStaticPropsContext
-): Promise<{ notFound: boolean } | { props: Props }> {
-  const sdk = getReadySdk();
-  const slug = "accords-handbook";
-  const post = await sdk.getPost({
-    slug: slug,
-    language_code: context.locale ?? "en",
-  });
-  if (!post.posts?.data[0].attributes) return { notFound: true };
-  const props: Props = {
-    ...(await getAppStaticProps(context)),
-    post: post.posts.data[0].attributes,
-  };
-  return {
-    props: props,
-  };
-}
+export const getStaticProps = getPostStaticProps("accords-handbook");

src/pages/about-us/contact.tsx

@@ -1,19 +1,18 @@
 import InsetBox from "components/InsetBox";
 import PostPage from "components/PostPage";
-import { randomInt } from "crypto";
-import { getReadySdk } from "graphql/sdk";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { Post } from "helpers/types";
-import { GetStaticPropsContext } from "next";
+import {
+  getPostStaticProps,
+  PostStaticProps,
+} from "graphql/getPostStaticProps";
+import { randomInt } from "helpers/numbers";
+import { Immutable } from "helpers/types";
 import { useRouter } from "next/router";
 import { RequestMailProps, ResponseMailProps } from "pages/api/mail";
 import { useState } from "react";
 
-interface Props extends AppStaticProps {
-  post: Post;
-}
-
-export default function AboutUs(props: Props): JSX.Element {
+export default function AboutUs(
+  props: Immutable<PostStaticProps>
+): JSX.Element {
   const { post, langui, languages, currencies } = props;
 
   const router = useRouter();
@@ -182,21 +181,4 @@ export default function AboutUs(props: Props): JSX.Element {
   );
 }
 
-export async function getStaticProps(
-  context: GetStaticPropsContext
-): Promise<{ notFound: boolean } | { props: Props }> {
-  const sdk = getReadySdk();
-  const slug = "contact";
-  const post = await sdk.getPost({
-    slug: slug,
-    language_code: context.locale ?? "en",
-  });
-  if (!post.posts?.data[0].attributes) return { notFound: true };
-  const props: Props = {
-    ...(await getAppStaticProps(context)),
-    post: post.posts.data[0].attributes,
-  };
-  return {
-    props: props,
-  };
-}
+export const getStaticProps = getPostStaticProps("contact");

src/pages/about-us/index.tsx

@@ -2,12 +2,13 @@ import AppLayout from "components/AppLayout";
 import NavOption from "components/PanelComponents/NavOption";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
 
-export default function AboutUs(props: Props): JSX.Element {
+export default function AboutUs(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const subPanel = (
     <SubPanel>

src/pages/about-us/legality.tsx

@@ -1,14 +1,10 @@
 import PostPage from "components/PostPage";
-import { getReadySdk } from "graphql/sdk";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { Post } from "helpers/types";
-import { GetStaticPropsContext } from "next";
+import {
+  getPostStaticProps,
+  PostStaticProps,
+} from "graphql/getPostStaticProps";
 
-interface Props extends AppStaticProps {
-  post: Post;
-}
-
-export default function SiteInformation(props: Props): JSX.Element {
+export default function Legality(props: PostStaticProps): JSX.Element {
   const { post, langui, languages, currencies } = props;
   return (
     <PostPage
@@ -24,21 +20,4 @@ export default function SiteInformation(props: Props): JSX.Element {
   );
 }
 
-export async function getStaticProps(
-  context: GetStaticPropsContext
-): Promise<{ notFound: boolean } | { props: Props }> {
-  const sdk = getReadySdk();
-  const slug = "legality";
-  const post = await sdk.getPost({
-    slug: slug,
-    language_code: context.locale ?? "en",
-  });
-  if (!post.posts?.data[0].attributes) return { notFound: true };
-  const props: Props = {
-    ...(await getAppStaticProps(context)),
-    post: post.posts.data[0].attributes,
-  };
-  return {
-    props: props,
-  };
-}
+export const getStaticProps = getPostStaticProps("legality");

src/pages/about-us/sharing-policy.tsx

@@ -1,13 +1,10 @@
 import PostPage from "components/PostPage";
-import { getReadySdk } from "graphql/sdk";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { Post } from "helpers/types";
-import { GetStaticPropsContext } from "next";
+import {
+  getPostStaticProps,
+  PostStaticProps,
+} from "graphql/getPostStaticProps";
 
-interface Props extends AppStaticProps {
-  post: Post;
-}
-export default function SharingPolicy(props: Props): JSX.Element {
+export default function SharingPolicy(props: PostStaticProps): JSX.Element {
   const { post, langui, languages, currencies } = props;
   return (
     <PostPage
@@ -23,21 +20,4 @@ export default function SharingPolicy(props: Props): JSX.Element {
   );
 }
 
-export async function getStaticProps(
-  context: GetStaticPropsContext
-): Promise<{ notFound: boolean } | { props: Props }> {
-  const sdk = getReadySdk();
-  const slug = "sharing-policy";
-  const post = await sdk.getPost({
-    slug: slug,
-    language_code: context.locale ?? "en",
-  });
-  if (!post.posts?.data[0].attributes) return { notFound: true };
-  const props: Props = {
-    ...(await getAppStaticProps(context)),
-    post: post.posts.data[0].attributes,
-  };
-  return {
-    props: props,
-  };
-}
+export const getStaticProps = getPostStaticProps("sharing-policy");

src/pages/archives/index.tsx

@@ -2,12 +2,13 @@ import AppLayout from "components/AppLayout";
 import NavOption from "components/PanelComponents/NavOption";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
 
-export default function Archives(props: Props): JSX.Element {
+export default function Archives(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const subPanel = (
     <SubPanel>

src/pages/chronicles/index.tsx

@@ -3,10 +3,11 @@ import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
 import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
 
 interface Props extends AppStaticProps {}
 
-export default function Chronicles(props: Props): JSX.Element {
+export default function Chronicles(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const subPanel = (
     <SubPanel>

src/pages/contents/[slug]/index.tsx

@@ -13,14 +13,15 @@ import RecorderChip from "components/RecorderChip";
 import ThumbnailHeader from "components/ThumbnailHeader";
 import ToolTip from "components/ToolTip";
 import { GetContentTextQuery } from "graphql/generated";
+import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
 import { getReadySdk } from "graphql/sdk";
 import {
   prettyinlineTitle,
   prettyLanguage,
   prettySlug,
 } from "helpers/formatters";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
 import { getStatusDescription } from "helpers/others";
+import { Immutable } from "helpers/types";
 import { useMediaMobile } from "hooks/useMediaQuery";
 import useSmartLanguage from "hooks/useSmartLanguage";
 import {
@@ -40,7 +41,7 @@ interface Props extends AppStaticProps {
   >["data"][number]["id"];
 }
 
-export default function Content(props: Props): JSX.Element {
+export default function Content(props: Immutable<Props>): JSX.Element {
   const { langui, content, languages } = props;
   const isMobile = useMediaMobile();
 

src/pages/contents/index.tsx

@@ -9,19 +9,20 @@ import ContentPanel, {
 import SubPanel from "components/Panels/SubPanel";
 import ThumbnailPreview from "components/PreviewCard";
 import { GetContentsQuery } from "graphql/generated";
-import { getReadySdk } from "graphql/sdk";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { getReadySdk } from "graphql/sdk";
+import { prettyinlineTitle, prettySlug } from "helpers/formatters";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 import { useEffect, useState } from "react";
-import { prettySlug, prettyinlineTitle } from "helpers/formatters";
 
 interface Props extends AppStaticProps {
   contents: Exclude<GetContentsQuery["contents"], null | undefined>["data"];
 }
 
-type GroupContentItems = Map<string, Props["contents"]>;
+type GroupContentItems = Map<string, Immutable<Props["contents"]>>;
 
-export default function Contents(props: Props): JSX.Element {
+export default function Contents(props: Immutable<Props>): JSX.Element {
   const { langui, contents } = props;
 
   const [groupingMethod, setGroupingMethod] = useState<number>(-1);
@@ -172,7 +173,7 @@ export async function getStaticProps(
 function getGroups(
   langui: AppStaticProps["langui"],
   groupByType: number,
-  items: Props["contents"]
+  items: Immutable<Props["contents"]>
 ): GroupContentItems {
   switch (groupByType) {
     case 0: {
@@ -209,7 +210,7 @@ function getGroups(
     }
 
     case 1: {
-      const group: GroupContentItems = new Map();
+      const group = new Map();
       items.map((item) => {
         const type =
           item.attributes?.type?.data?.attributes?.titles?.[0]?.title ??

src/pages/dev/checkup/contents.tsx

@@ -9,15 +9,16 @@ import {
   DevGetContentsQuery,
   Enum_Componentsetstextset_Status,
 } from "graphql/generated";
-import { getReadySdk } from "graphql/sdk";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { getReadySdk } from "graphql/sdk";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {
   contents: DevGetContentsQuery;
 }
 
-export default function CheckupContents(props: Props): JSX.Element {
+export default function CheckupContents(props: Immutable<Props>): JSX.Element {
   const { contents } = props;
   const testReport = testingContent(contents);
 
@@ -112,7 +113,7 @@ type ReportLine = {
   frontendUrl: string;
 };
 
-function testingContent(contents: Props["contents"]): Report {
+function testingContent(contents: Immutable<Props["contents"]>): Report {
   const report: Report = {
     title: "Contents",
     lines: [],

src/pages/dev/checkup/libraryitems.tsx

@@ -9,15 +9,18 @@ import {
   DevGetLibraryItemsQuery,
   Enum_Componentcollectionscomponentlibraryimages_Status,
 } from "graphql/generated";
-import { getReadySdk } from "graphql/sdk";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { getReadySdk } from "graphql/sdk";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {
   libraryItems: DevGetLibraryItemsQuery;
 }
 
-export default function CheckupLibraryItems(props: Props): JSX.Element {
+export default function CheckupLibraryItems(
+  props: Immutable<Props>
+): JSX.Element {
   const { libraryItems } = props;
   const testReport = testingLibraryItem(libraryItems);
 
@@ -113,7 +116,9 @@ type ReportLine = {
 };
 
 // eslint-disable-next-line @typescript-eslint/no-unused-vars
-function testingLibraryItem(libraryItems: Props["libraryItems"]): Report {
+function testingLibraryItem(
+  libraryItems: Immutable<Props["libraryItems"]>
+): Report {
   const report: Report = {
     title: "Contents",
     lines: [],

src/pages/dev/editor.tsx

@@ -6,14 +6,15 @@ import ContentPanel, {
 } from "components/Panels/ContentPanel";
 import Popup from "components/Popup";
 import ToolTip from "components/ToolTip";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 import { useCallback, useState } from "react";
 import TurndownService from "turndown";
 
 interface Props extends AppStaticProps {}
 
-export default function Editor(props: Props): JSX.Element {
+export default function Editor(props: Immutable<Props>): JSX.Element {
   const handleInput = useCallback((text: string) => {
     setMarkdown(text);
   }, []);

src/pages/gallery/index.tsx

@@ -1,10 +1,11 @@
 import AppLayout from "components/AppLayout";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
 
-export default function Gallery(props: Props): JSX.Element {
+export default function Gallery(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const contentPanel = (
     <iframe

src/pages/index.tsx

@@ -1,14 +1,11 @@
 import PostPage from "components/PostPage";
-import { getReadySdk } from "graphql/sdk";
-import { GetStaticPropsContext } from "next";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { Post } from "helpers/types";
+import {
+  getPostStaticProps,
+  PostStaticProps,
+} from "graphql/getPostStaticProps";
+import { Immutable } from "helpers/types";
 
-interface Props extends AppStaticProps {
-  post: Post;
-}
-
-export default function Home(props: Props): JSX.Element {
+export default function Home(props: Immutable<PostStaticProps>): JSX.Element {
   const { post, langui, languages, currencies } = props;
   return (
     <PostPage
@@ -31,21 +28,4 @@ export default function Home(props: Props): JSX.Element {
   );
 }
 
-export async function getStaticProps(
-  context: GetStaticPropsContext
-): Promise<{ notFound: boolean } | { props: Props }> {
-  const sdk = getReadySdk();
-  const slug = "home";
-  const post = await sdk.getPost({
-    slug: slug,
-    language_code: context.locale ?? "en",
-  });
-  if (!post.posts?.data[0].attributes) return { notFound: true };
-  const props: Props = {
-    ...(await getAppStaticProps(context)),
-    post: post.posts.data[0].attributes,
-  };
-  return {
-    props: props,
-  };
-}
+export const getStaticProps = getPostStaticProps("home");

src/pages/library/[slug]/index.tsx

@@ -21,6 +21,7 @@ import {
   Enum_Componentmetadatabooks_Page_Order,
   GetLibraryItemQuery,
 } from "graphql/generated";
+import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
 import { getReadySdk } from "graphql/sdk";
 import {
   prettyDate,
@@ -30,10 +31,10 @@ import {
   prettyPrice,
   prettyURL,
 } from "helpers/formatters";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { sortContent } from "helpers/others";
 import { getAssetURL, ImageQuality } from "helpers/img";
 import { convertMmToInch } from "helpers/numbers";
+import { sortContent } from "helpers/others";
+import { Immutable } from "helpers/types";
 import {
   GetStaticPathsContext,
   GetStaticPathsResult,
@@ -52,7 +53,7 @@ interface Props extends AppStaticProps {
   >["data"][number]["id"];
 }
 
-export default function LibrarySlug(props: Props): JSX.Element {
+export default function LibrarySlug(props: Immutable<Props>): JSX.Element {
   const { item, langui, currencies } = props;
   const appLayout = useAppLayout();
 

src/pages/library/[slug]/scans.tsx

@@ -22,6 +22,7 @@ import {
   GetStaticPropsContext,
 } from "next";
 import { useState } from "react";
+import { Immutable } from "helpers/types";
 
 interface Props extends AppStaticProps {
   item: Exclude<
@@ -34,7 +35,7 @@ interface Props extends AppStaticProps {
   >["data"][number]["id"];
 }
 
-export default function LibrarySlug(props: Props): JSX.Element {
+export default function LibrarySlug(props: Immutable<Props>): JSX.Element {
   const { item, langui, languages } = props;
   const appLayout = useAppLayout();
 

src/pages/library/index.tsx

@@ -9,14 +9,15 @@ import ContentPanel, {
 import SubPanel from "components/Panels/SubPanel";
 import ThumbnailPreview from "components/PreviewCard";
 import { GetLibraryItemsPreviewQuery } from "graphql/generated";
+import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
 import { getReadySdk } from "graphql/sdk";
 import {
   prettyDate,
   prettyinlineTitle,
   prettyItemSubType,
 } from "helpers/formatters";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
 import { convertPrice } from "helpers/numbers";
+import { Immutable } from "helpers/types";
 import { GetStaticPropsContext } from "next";
 import { useEffect, useState } from "react";
 
@@ -27,9 +28,9 @@ interface Props extends AppStaticProps {
   >["data"];
 }
 
-type GroupLibraryItems = Map<string, Props["items"]>;
+type GroupLibraryItems = Map<string, Immutable<Props["items"]>>;
 
-export default function Library(props: Props): JSX.Element {
+export default function Library(props: Immutable<Props>): JSX.Element {
   const { langui, items: libraryItems, currencies } = props;
 
   const [showSubitems, setShowSubitems] = useState<boolean>(false);
@@ -39,7 +40,7 @@ export default function Library(props: Props): JSX.Element {
   const [groupingMethod, setGroupingMethod] = useState<number>(-1);
   const [keepInfoVisible, setKeepInfoVisible] = useState(false);
 
-  const [filteredItems, setFilteredItems] = useState<Props["items"]>(
+  const [filteredItems, setFilteredItems] = useState(
     filterItems(
       showSubitems,
       showPrimaryItems,
@@ -48,11 +49,11 @@ export default function Library(props: Props): JSX.Element {
     )
   );
 
-  const [sortedItems, setSortedItem] = useState<Props["items"]>(
+  const [sortedItems, setSortedItem] = useState(
     sortBy(groupingMethod, filteredItems, currencies)
   );
 
-  const [groups, setGroups] = useState<GroupLibraryItems>(
+  const [groups, setGroups] = useState(
     getGroups(langui, groupingMethod, sortedItems)
   );
 
@@ -224,7 +225,7 @@ export async function getStaticProps(
 function getGroups(
   langui: AppStaticProps["langui"],
   groupByType: number,
-  items: Props["items"]
+  items: Immutable<Props["items"]>
 ): GroupLibraryItems {
   switch (groupByType) {
     case 0: {
@@ -262,7 +263,7 @@ function getGroups(
     }
 
     case 1: {
-      const group: GroupLibraryItems = new Map();
+      const group = new Map();
       group.set(langui.audio ?? "Audio", []);
       group.set(langui.game ?? "Game", []);
       group.set(langui.textual ?? "Textual", []);
@@ -334,7 +335,7 @@ function getGroups(
             years.push(item.attributes.release_date.year);
         }
       });
-      const group: GroupLibraryItems = new Map();
+      const group = new Map();
       years.sort((a, b) => a - b);
       years.map((year) => {
         group.set(year.toString(), []);
@@ -352,7 +353,7 @@ function getGroups(
     }
 
     default: {
-      const group: GroupLibraryItems = new Map();
+      const group = new Map();
       group.set("", items);
       return group;
     }
@@ -363,9 +364,10 @@ function filterItems(
   showSubitems: boolean,
   showPrimaryItems: boolean,
   showSecondaryItems: boolean,
-  items: Props["items"]
-): Props["items"] {
-  return [...items].filter((item) => {
+  items: Immutable<Props["items"]>
+): Immutable<Props["items"]> {
+  const fileredItems = [...items] as Props["items"];
+  fileredItems.filter((item) => {
     if (!showSubitems && !item.attributes?.root_item) return false;
     if (
       showSubitems &&
@@ -380,13 +382,14 @@ function filterItems(
     if (!item.attributes?.primary && !showSecondaryItems) return false;
     return true;
   });
+  return fileredItems as Immutable<Props["items"]>;
 }
 
 function sortBy(
   orderByType: number,
-  items: Props["items"],
+  items: Immutable<Props["items"]>,
   currencies: AppStaticProps["currencies"]
-): Props["items"] {
+): Immutable<Props["items"]> {
   switch (orderByType) {
     case 0:
       return [...items].sort((a, b) => {

src/pages/merch/index.tsx

@@ -1,11 +1,12 @@
 import AppLayout from "components/AppLayout";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
-export default function Merch(props: Props): JSX.Element {
+export default function Merch(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const subPanel = (
     <SubPanel>

src/pages/news/[slug].tsx

@@ -1,23 +1,20 @@
 import PostPage from "components/PostPage";
-import { GetPostQuery } from "graphql/generated";
+import { AppStaticProps } from "graphql/getAppStaticProps";
+import {
+  getPostStaticProps,
+  PostStaticProps,
+} from "graphql/getPostStaticProps";
 import { getReadySdk } from "graphql/sdk";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
-import { Post } from "helpers/types";
+import { Immutable } from "helpers/types";
 import {
   GetStaticPathsContext,
   GetStaticPathsResult,
   GetStaticPropsContext,
 } from "next";
 
-interface Props extends AppStaticProps {
-  post: Post;
-  postId: Exclude<
-    GetPostQuery["posts"],
-    null | undefined
-  >["data"][number]["id"];
-}
+interface Props extends AppStaticProps, PostStaticProps {}
 
-export default function LibrarySlug(props: Props): JSX.Element {
+export default function LibrarySlug(props: Immutable<Props>): JSX.Element {
   const { post, langui, languages, currencies } = props;
   return (
     <PostPage
@@ -37,21 +34,8 @@ export default function LibrarySlug(props: Props): JSX.Element {
 export async function getStaticProps(
   context: GetStaticPropsContext
 ): Promise<{ notFound: boolean } | { props: Props }> {
-  const sdk = getReadySdk();
   const slug = context.params?.slug ? context.params.slug.toString() : "";
-  const post = await sdk.getPost({
-    slug: slug,
-    language_code: context.locale ?? "en",
-  });
-  if (!post.posts?.data[0].attributes) return { notFound: true };
-  const props: Props = {
-    ...(await getAppStaticProps(context)),
-    post: post.posts.data[0].attributes,
-    postId: post.posts.data[0].id,
-  };
-  return {
-    props: props,
-  };
+  return await getPostStaticProps(slug)(context);
 }
 
 export async function getStaticPaths(

src/pages/news/index.tsx

@@ -7,9 +7,10 @@ import ContentPanel, {
 import SubPanel from "components/Panels/SubPanel";
 import ThumbnailPreview from "components/PreviewCard";
 import { GetPostsPreviewQuery } from "graphql/generated";
+import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
 import { getReadySdk } from "graphql/sdk";
 import { prettyDate, prettySlug } from "helpers/formatters";
-import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
 import { GetStaticPropsContext } from "next";
 import { useState } from "react";
 
@@ -17,19 +18,12 @@ interface Props extends AppStaticProps {
   posts: Exclude<GetPostsPreviewQuery["posts"], null | undefined>["data"];
 }
 
-export default function News(props: Props): JSX.Element {
-  const { langui, posts } = props;
+export default function News(props: Immutable<Props>): JSX.Element {
+  const { langui } = props;
+  const posts = sortPosts(props.posts);
 
   const [keepInfoVisible, setKeepInfoVisible] = useState(true);
 
-  posts
-    .sort((a, b) => {
-      const dateA = a.attributes?.date ? prettyDate(a.attributes.date) : "9999";
-      const dateB = b.attributes?.date ? prettyDate(b.attributes.date) : "9999";
-      return dateA.localeCompare(dateB);
-    })
-    .reverse();
-
   const subPanel = (
     <SubPanel>
       <PanelHeader
@@ -103,3 +97,17 @@ export async function getStaticProps(
     props: props,
   };
 }
+
+function sortPosts(
+  posts: Immutable<Props["posts"]>
+): Immutable<Props["posts"]> {
+  const sortedPosts = [...posts] as Props["posts"];
+  sortedPosts
+    .sort((a, b) => {
+      const dateA = a.attributes?.date ? prettyDate(a.attributes.date) : "9999";
+      const dateB = b.attributes?.date ? prettyDate(b.attributes.date) : "9999";
+      return dateA.localeCompare(dateB);
+    })
+    .reverse();
+  return sortedPosts as Immutable<Props["posts"]>;
+}

src/pages/wiki/index.tsx

@@ -2,12 +2,13 @@ import AppLayout from "components/AppLayout";
 import NavOption from "components/PanelComponents/NavOption";
 import PanelHeader from "components/PanelComponents/PanelHeader";
 import SubPanel from "components/Panels/SubPanel";
-import { GetStaticPropsContext } from "next";
 import { AppStaticProps, getAppStaticProps } from "graphql/getAppStaticProps";
+import { Immutable } from "helpers/types";
+import { GetStaticPropsContext } from "next";
 
 interface Props extends AppStaticProps {}
 
-export default function Wiki(props: Props): JSX.Element {
+export default function Wiki(props: Immutable<Props>): JSX.Element {
   const { langui } = props;
   const subPanel = (
     <SubPanel>