renewal

recreate project by using https://github.com/shadcn/next-template

App:
- support dark mode
- add toggle theme button
- add clear search button
- add search button
- add current page indicator
- add tool group pages
- add settings tool
- add 1 tab format option to Json format tool
- add paste button to some tools
- add file button to some tools
- add copy button to some tools
- add clear button to some tools
- change favicon
- change search hit rate
- change each page title
- change icons from Material Icons to Lucide
- change sidebar scroll area
- change editor from Ace to Monaco
- change parsable separators of number base converter
- change default value of format option of number base converter
- change default values of some tool forms
- change some styles
- remove disabled tools
- remove real-time search
- fix uri encoding tool

Dev:
- MUI + Emotion -> Radix UI + Tailwind CSS
- Next.js 12 Pages -> Next.js 13 App Router
- React 17 -> React 18
- many other packages upgraded
- use useState instead of recoil
- use Next.js typedRoutes instead of pathpida
- clean npm scripts
- format import statements by Prettier
- no component separations between container and presenter
- effective component memoizations
- add vscode settings
- many refactors

components/buttons/file.tsx

@@ -0,0 +1,66 @@
+import { useCallback, useMemo, useRef } from "react";
+
+import { icons } from "@/components/icons";
+
+import { BaseButton, BaseButtonProps } from "./base";
+
+type InputProps = React.ComponentProps<"input">;
+
+export type FileButtonProps = Pick<InputProps, "accept"> &
+  Omit<BaseButtonProps, "icon" | "labelText" | "onClick"> & {
+    maxFileSizeMb?: number;
+    onFileRead: (text: string) => void;
+  };
+
+export function FileButton({
+  accept,
+  iconOnly,
+  maxFileSizeMb = 20,
+  onFileRead,
+  ...props
+}: FileButtonProps) {
+  const ref = useRef<HTMLInputElement>(null);
+
+  const onClick = () => ref.current?.click();
+
+  const onChange: NonNullable<InputProps["onChange"]> = useCallback(
+    ({ currentTarget }) => {
+      const file = Array.from(currentTarget.files ?? []).at(0);
+
+      if (!file) {
+        return;
+      }
+
+      // TODO: reject if the file is unsupported
+
+      if (file.size > maxFileSizeMb * 2 ** 20) {
+        // eslint-disable-next-line no-alert
+        return alert(`The file is too big. Up to ${maxFileSizeMb}MiB.`);
+      }
+
+      const reader = new FileReader();
+
+      reader.onload = ({ target }) => {
+        if (typeof target?.result === "string") {
+          onFileRead(target?.result);
+        }
+      };
+
+      reader.readAsText(file);
+
+      // clear selected file to accept the same file again
+      // eslint-disable-next-line no-param-reassign
+      currentTarget.value = "";
+    },
+    [maxFileSizeMb, onFileRead]
+  );
+
+  const icon = useMemo(() => <icons.File size={16} />, []);
+
+  return (
+    <>
+      <BaseButton {...props} {...{ icon, iconOnly, onClick }} labelText="Load a file" />
+      <input hidden type="file" {...{ ref, accept, onChange }} />
+    </>
+  );
+}