feat(form): add inputs, labels, and error indicators

This change adds the basic password and email inputs, along with components that can be used to
build other inputs.

components/forms/InputError.tsx

@@ -0,0 +1,33 @@
+"use client";
+import { useEffect, useState } from "react";
+
+import Expandable from "./expandable";
+
+export default function FormError({
+  name,
+  error,
+}: {
+  name: string;
+  error?: string;
+}) {
+  const [frozenError, setError] = useState<string>();
+  useEffect(() => {
+    if (!error) {
+      const timeout = setTimeout(() => (setError(""), 200));
+      return () => {
+        clearTimeout(timeout);
+      };
+    } else {
+      setError(error);
+    }
+  }, [error]);
+  return (
+    <>
+      <Expandable expanded={!!error}>
+        <div className="pt-1 font-bold text-destructive" id={`${name}-error`}>
+          {frozenError}
+        </div>
+      </Expandable>
+    </>
+  );
+}

components/forms/InputLabel.tsx

@@ -0,0 +1,27 @@
+import { cn } from "@/lib/utils";
+
+export default function InputLabel({
+  name,
+  label,
+  required,
+  error,
+}: {
+  name: string;
+  label?: string;
+  required?: boolean;
+  error?: string;
+}) {
+  return (
+    <>
+      <label
+        className={cn(
+          "mb-[0.5rem] block text-[1.125rem] font-medium m:mb-[1.1875rem] m:text-[1.5rem]",
+          error ? "text-error" : ""
+        )}
+        htmlFor={name}
+      >
+        {label} {required && <span className="text-error ml-1">*</span>}
+      </label>
+    </>
+  );
+}

components/forms/email.tsx

@@ -0,0 +1,29 @@
+"use client";
+import { useState } from "react";
+
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { cn } from "@/lib/utils";
+
+export default function EmailInput() {
+  const [submitActive] = useState<boolean>(false);
+  return (
+    <>
+      <Label className="grid gap-2" htmlFor="email">
+        <span>Email</span>
+        <Input
+          type="email"
+          id="email"
+          placeholder="[email protected]"
+          className={cn(
+            "transition-[border,background-color,box-shadow]",
+            "text-base lg:text-xl",
+            "h-[3.75rem] border-[1px] px-6 outline-none ring-0 ring-[transparent]",
+            "focus-visible:outline-none focus-visible:ring-0 focus-visible:ring-[transparent] focus-visible:ring-offset-0"
+          )}
+          disabled={submitActive}
+        />
+      </Label>
+    </>
+  );
+}

components/forms/expandable.tsx

@@ -0,0 +1,34 @@
+"use client";
+import React, { useRef } from "react";
+
+import { cn } from "@/lib/utils";
+
+export default function Expandable({
+  id,
+  expanded,
+  className,
+  children,
+}: {
+  id?: string;
+  className?: string;
+  expanded: boolean;
+  children: React.ReactNode;
+}) {
+  const element = useRef<HTMLDivElement>(null);
+  return (
+    <>
+      <div
+        className={cn(
+          "!m-0 w-full origin-top duration-200",
+          !expanded && "invisible h-0 -translate-y-2 scale-y-75 opacity-0",
+          className
+        )}
+        id={id}
+        ref={element}
+        aria-hidden={!expanded}
+      >
+        {children}
+      </div>
+    </>
+  );
+}

components/forms/password.tsx

@@ -0,0 +1,60 @@
+"use client";
+import Link from "next/link";
+import { useRef, useState } from "react";
+import { FaEye } from "react-icons/fa6";
+
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { cn } from "@/lib/utils";
+
+export default function PasswordInput() {
+  const [submitActive] = useState<boolean>(false);
+  const inputRef = useRef<HTMLInputElement>(null);
+  const [passwordStatus, setPasswordStatus] = useState<boolean>(false);
+  const changeInputStatusAndFocus = () => {
+    setPasswordStatus(!passwordStatus);
+    inputRef.current!.focus();
+  };
+  return (
+    <>
+      <div className="relative grid gap-2">
+        <div className="flex items-center">
+          <Label htmlFor="password">Password</Label>
+          <Link className="ml-auto inline-block text-sm underline" href="#">
+            Forgot your password?
+          </Link>
+        </div>
+        <Input
+          type={!passwordStatus ? "password" : "text"}
+          id="password"
+          placeholder="******"
+          className={cn(
+            "transition-[border,background-color,box-shadow]",
+            "text-base lg:text-xl",
+            "h-[3.75rem] border-[1px] px-6 outline-none ring-0 ring-[transparent]",
+            "focus-visible:outline-none focus-visible:ring-0 focus-visible:ring-[transparent] focus-visible:ring-offset-0"
+          )}
+          disabled={submitActive}
+          ref={inputRef}
+        />
+        <Button
+          className="absolute right-4 top-11 h-7 w-7"
+          size="icon"
+          variant="ghost"
+          type="button"
+          onClick={changeInputStatusAndFocus}
+        >
+          <FaEye className="h-4 w-4" />
+          <span className="sr-only">Toggle password visibility</span>
+        </Button>
+      </div>
+      <div className="flex items-center justify-between gap-1">
+        <div className="h-1 w-1/4 rounded-full bg-foreground" />
+        <div className="h-1 w-1/4 rounded-full bg-foreground" />
+        <div className="h-1 w-1/4 rounded-full bg-foreground" />
+        <div className="h-1 w-1/4 rounded-full bg-foreground" />
+      </div>
+    </>
+  );
+}

components/forms/rePassword.tsx

@@ -0,0 +1,48 @@
+"use client";
+
+import { useRef, useState } from "react";
+import { FaEye } from "react-icons/fa6";
+
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+import { cn } from "@/lib/utils";
+
+export default function RePasswordInput() {
+  const [submitActive] = useState<boolean>(false);
+  const inputRef = useRef<HTMLInputElement>(null);
+  const [passwordStatus, setPasswordStatus] = useState<boolean>(false);
+  const changeInputStatusAndFocus = () => {
+    setPasswordStatus(!passwordStatus);
+    inputRef.current!.focus();
+  };
+  return (
+    <>
+      <div className="relative mt-4 grid gap-2">
+        <Label htmlFor="re-password">Re-type Password</Label>
+        <Input
+          type={!passwordStatus ? "password" : "text"}
+          id="re-password"
+          placeholder="******"
+          className={cn(
+            "transition-[border,background-color,box-shadow]",
+            "text-base lg:text-xl",
+            "h-[3.75rem] border-[1px] px-6 outline-none ring-0 ring-[transparent]",
+            "focus-visible:outline-none focus-visible:ring-0 focus-visible:ring-[transparent] focus-visible:ring-offset-0"
+          )}
+          disabled={submitActive}
+        />
+        <Button
+          className="absolute right-4 top-[2.25rem] h-7 w-7"
+          size="icon"
+          variant="ghost"
+          type="button"
+          onClick={changeInputStatusAndFocus}
+        >
+          <FaEye className="h-4 w-4" />
+          <span className="sr-only">Toggle password visibility</span>
+        </Button>
+      </div>
+    </>
+  );
+}