feat: add json formatter

README.md

@@ -9,7 +9,7 @@ A web clone of [DevToys](https://github.com/veler/DevToys)
 - [ ] Implement tools
   - [x] Converters
   - [x] Encoders / Decoders
-  - [ ] Formatters
+  - [x] Formatters
   - [ ] Generators
   - [ ] Text
   - [ ] Graphic

src/components/pages/formatters/json/Configuration.tsx

@@ -0,0 +1,50 @@
+import { SpaceBar } from "@mui/icons-material";
+import { FormControl, MenuItem, Select } from "@mui/material";
+import { SelectInputProps } from "@mui/material/Select/SelectInput";
+import { css } from "@mui/material/styles";
+import { memo } from "react";
+
+import { Configurations } from "@/components/common";
+
+const spacesArray = [2, 4, 0] as const;
+export type Spaces = typeof spacesArray[number];
+export const isSpaces = (x: number): x is Spaces => spacesArray.includes(x as Spaces);
+
+type OnSelectChange<T> = NonNullable<SelectInputProps<T>["onChange"]>;
+
+type Props = {
+  spaces: Spaces;
+  onSpacesChange: OnSelectChange<Spaces>;
+};
+
+const select = css`
+  & .MuiSelect-select:focus {
+    background-color: transparent;
+  }
+`;
+
+const StyledComponent = ({ spaces, onSpacesChange }: Props) => (
+  <Configurations
+    configurations={[
+      {
+        icon: <SpaceBar />,
+        title: "Indentation",
+        input: (
+          <FormControl variant="standard">
+            <Select value={spaces} onChange={onSpacesChange} css={select}>
+              {spacesArray.map(value => (
+                <MenuItem key={value} {...{ value }}>
+                  {value === 0 ? "minified" : `${value} spaces`}
+                </MenuItem>
+              ))}
+            </Select>
+          </FormControl>
+        ),
+      },
+    ]}
+  />
+);
+
+export const Component = memo(StyledComponent);
+
+export default Component;

src/components/pages/formatters/json/Content.tsx

@@ -0,0 +1,88 @@
+import { Stack } from "@mui/material";
+import dynamic from "next/dynamic";
+import { ComponentPropsWithoutRef, memo, useCallback, useState } from "react";
+
+import { CodeEditorHalfLoading, Main, MainItem } from "@/components/common";
+
+import Configuration, { isSpaces, Spaces } from "./Configuration";
+
+// https://github.com/securingsincity/react-ace/issues/27
+const CodeEditorHalf = dynamic(
+  async () => {
+    const ace = await import("@/components/common/CodeEditorHalf");
+    await import("ace-builds/src-noconflict/mode-json");
+    return ace;
+  },
+  { ssr: false, loading: () => <CodeEditorHalfLoading /> }
+);
+
+type CodeValue = NonNullable<ComponentPropsWithoutRef<typeof CodeEditorHalf>["value"]>;
+type OnCodeChange = NonNullable<ComponentPropsWithoutRef<typeof CodeEditorHalf>["onChange"]>;
+
+type Props = {
+  json: CodeValue;
+  formatted: CodeValue;
+  onJsonChange: OnCodeChange;
+} & ComponentPropsWithoutRef<typeof Configuration>;
+
+const StyledComponent = ({ json, formatted, spaces, onJsonChange, onSpacesChange }: Props) => (
+  <Main title="Json Formatter">
+    <MainItem title="Configuration">
+      <Configuration {...{ spaces, onSpacesChange }} />
+    </MainItem>
+    <Stack direction="row" spacing={2}>
+      <MainItem title="Input">
+        <CodeEditorHalf name="json" mode="json" value={json} tabSize={2} onChange={onJsonChange} />
+      </MainItem>
+      <MainItem title="Output">
+        <CodeEditorHalf name="formatted" mode="json" value={formatted} tabSize={spaces} readOnly />
+      </MainItem>
+    </Stack>
+  </Main>
+);
+
+export const Component = memo(StyledComponent);
+
+const Container = () => {
+  const [json, setJson] = useState('{"foo":"bar"}');
+  const [formatted, setFormatted] = useState('{\n  "foo": "bar"\n}');
+  const [spaces, setSpaces] = useState<Spaces>(2);
+
+  const onJsonChange: Props["onJsonChange"] = useCallback(
+    value => {
+      setJson(value);
+
+      try {
+        const parsed = JSON.parse(value) as unknown;
+        setFormatted(JSON.stringify(parsed, null, spaces));
+      } catch {
+        setFormatted("");
+      }
+    },
+    [spaces]
+  );
+
+  const onSpacesChange: Props["onSpacesChange"] = useCallback(
+    ({ target: { value } }) => {
+      const newSpaces = Number(value);
+
+      if (!isSpaces(newSpaces)) {
+        return;
+      }
+
+      setSpaces(newSpaces);
+
+      try {
+        const parsed = JSON.parse(json) as unknown;
+        setFormatted(JSON.stringify(parsed, null, newSpaces));
+      } catch {
+        setFormatted("");
+      }
+    },
+    [json]
+  );
+
+  return <Component {...{ json, formatted, spaces, onJsonChange, onSpacesChange }} />;
+};
+
+export default Container;

src/components/pages/formatters/json/index.ts

@@ -0,0 +1,3 @@
+import Content from "./Content";
+
+export { Content };

src/data/tools.tsx

@@ -97,8 +97,8 @@ const toolGroups = [
         longTitle: "JSON Formatter",
         description: "Indent or minify JSON data",
         keywords: "json formatter",
-        href: pagesPath.$url(),
-        disabled: true,
+        href: pagesPath.formatters.json.$url(),
+        disabled: false,
       },
     ],
   },

src/libs/$path.ts

@@ -39,6 +39,14 @@ export const pagesPath = {
       }),
     },
   },
+  formatters: {
+    json: {
+      $url: (url?: { hash?: string }) => ({
+        pathname: "/formatters/json" as const,
+        hash: url?.hash,
+      }),
+    },
+  },
   search: {
     $url: (url?: { hash?: string }) => ({ pathname: "/search" as const, hash: url?.hash }),
   },

src/pages/formatters/json.tsx

@@ -0,0 +1,7 @@
+import type { NextPage } from "next";
+
+import { Content } from "@/components/pages/formatters/json";
+
+const Page: NextPage = Content;
+
+export default Page;