feat: Add createdAt and updatedAt fields to Vote model

web/app/components/Header.tsx

@@ -1,46 +1,66 @@
 import type { User } from "@prisma/client";
 import { Link } from "@remix-run/react";
+import { TranslationLanguageSelect } from "./TranslationLanguageSelect";
+import { Form, useSubmit } from "@remix-run/react";
 
 type UserWithoutPassword = Omit<User, "password">;
 
 interface HeaderProps {
-	user: UserWithoutPassword | null;
+  user: UserWithoutPassword | null;
+  language: string;
 }
 
-export function Header({ user }: HeaderProps) {
-	return (
-		<header className="bg-white shadow-sm">
-			<div className="max-w-7xl mx-auto py-4 px-4 sm:px-6 lg:px-8 flex justify-between items-center">
-				<h1 className="text-3xl font-bold text-gray-900">EveEve</h1>
-				<nav>
-					{user ? (
-						<div className="flex items-center space-x-4">
-							<span className="text-gray-700">ようこそ、{user.name}さん！</span>
-							<Link
-								to="/auth/logout"
-								className="text-blue-600 hover:text-blue-800 font-medium"
-							>
-								ログアウト
-							</Link>
-						</div>
-					) : (
-						<div className="space-x-4">
-							<Link
-								to="/auth/login"
-								className="text-blue-600 hover:text-blue-800 font-medium"
-							>
-								ログイン
-							</Link>
-							<Link
-								to="/auth/signup"
-								className="text-blue-600 hover:text-blue-800 font-medium"
-							>
-								サインアップ
-							</Link>
-						</div>
-					)}
-				</nav>
-			</div>
-		</header>
-	);
-}
+export function Header({ user, language }: HeaderProps) {
+  const submit = useSubmit();
+
+  const handleLanguageChange = (newLanguage: string) => {
+    const formData = new FormData();
+    formData.append("language", newLanguage);
+    submit(formData, { method: "post" });
+  };
+  return (
+    <header className="bg-white shadow-sm">
+      <div className="max-w-7xl mx-auto py-4 px-4 sm:px-6 lg:px-8 flex justify-between items-center">
+        <Link to="/">
+          <h1 className="text-3xl font-bold text-gray-900">EveEve</h1>
+        </Link>
+        <div className="flex items-center space-x-4">
+        <Form method="post">
+            <TranslationLanguageSelect
+              value={language}
+              onChange={handleLanguageChange}
+            />
+          </Form>
+          <nav>
+            {user ? (
+              <div className="flex items-center space-x-4">
+                <span className="text-gray-700">ようこそ、{user.name}さん！</span>
+                <Link
+                  to="/auth/logout"
+                  className="text-blue-600 hover:text-blue-800 font-medium"
+                >
+                  ログアウト
+                </Link>
+              </div>
+            ) : (
+              <div className="space-x-4">
+                <Link
+                  to="/auth/login"
+                  className="text-blue-600 hover:text-blue-800 font-medium"
+                >
+                  ログイン
+                </Link>
+                <Link
+                  to="/auth/signup"
+                  className="text-blue-600 hover:text-blue-800 font-medium"
+                >
+                  サインアップ
+                </Link>
+              </div>
+            )}
+          </nav>
+        </div>
+      </div>
+    </header>
+  );
+}

web/app/components/ui/textarea.tsx

@@ -1,24 +1,24 @@
-import * as React from "react"
+import * as React from "react";
 
-import { cn } from "~/utils"
+import { cn } from "~/utils";
 
 export interface TextareaProps
-  extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {}
+	extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {}
 
 const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
-  ({ className, ...props }, ref) => {
-    return (
-      <textarea
-        className={cn(
-          "flex min-h-[60px] w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50",
-          className
-        )}
-        ref={ref}
-        {...props}
-      />
-    )
-  }
-)
-Textarea.displayName = "Textarea"
+	({ className, ...props }, ref) => {
+		return (
+			<textarea
+				className={cn(
+					"flex min-h-[60px] w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50",
+					className,
+				)}
+				ref={ref}
+				{...props}
+			/>
+		);
+	},
+);
+Textarea.displayName = "Textarea";
 
-export { Textarea }
+export { Textarea };

web/app/root.tsx

@@ -1,47 +1,84 @@
+import type { User } from "@prisma/client";
+import { json } from "@remix-run/node";
+import type { LoaderFunctionArgs, ActionFunctionArgs } from "@remix-run/node";
+import type { LinksFunction } from "@remix-run/node";
 import {
 	Links,
 	Meta,
 	Outlet,
 	Scripts,
 	ScrollRestoration,
 } from "@remix-run/react";
-import tailwind from "~/tailwind.css?url";
-import type { User } from "@prisma/client";
-import { json } from "@remix-run/node";
-import type { LoaderFunctionArgs } from "@remix-run/node";
 import { useLoaderData } from "@remix-run/react";
+import tailwind from "~/tailwind.css?url";
 import { Header } from "./components/Header";
 import { authenticator } from "./utils/auth.server";
-import type { LinksFunction } from "@remix-run/node";
+import { getSession, commitSession } from "~/utils/session.server";
+import { redirect } from "@remix-run/node";
+import { Form } from "@remix-run/react";
 
 type UserWithoutPassword = Omit<User, "password">;
 
 export const links: LinksFunction = () => [
-  { rel: "stylesheet", href: tailwind },
+	{ rel: "stylesheet", href: tailwind },
 ];
 export interface RootLoaderData {
 	user: UserWithoutPassword | null;
+	language: string;
 }
 
 export async function loader({ request }: LoaderFunctionArgs) {
 	const user = await authenticator.isAuthenticated(request);
 	const safeUser = user ? { ...user, password: undefined } : null;
-	return json<RootLoaderData>({ user: safeUser });
+
+	const session = await getSession(request.headers.get("Cookie"));
+	const language = session.get("language") || "ja";
+
+	return json(
+		{ user: safeUser, language },
+		{
+			headers: {
+				"Set-Cookie": await commitSession(session),
+			},
+		}
+	);
 }
+
+
+export async function action({ request }: ActionFunctionArgs) {
+	const session = await getSession(request.headers.get("Cookie"));
+	const formData = await request.formData();
+	const language = formData.get("language");
+
+	if (typeof language === "string") {
+		session.set("language", language);
+	}
+
+
+  return json(
+    { success: true },
+    {
+      headers: {
+        "Set-Cookie": await commitSession(session),
+      },
+    }
+  );
+}
+
 export function Layout({ children }: { children: React.ReactNode }) {
-  const data = useLoaderData<typeof loader>();
-  const user = data?.user as UserWithoutPassword | null;
+	const data = useLoaderData<typeof loader>();
+	const user = data?.user as UserWithoutPassword | null;
 
 	return (
-		<html lang="en">
+		<html lang={data.language}>
 			<head>
 				<meta charSet="utf-8" />
 				<meta name="viewport" content="width=device-width, initial-scale=1" />
 				<Meta />
 				<Links />
 			</head>
 			<body>
-				<Header user={user as UserWithoutPassword | null} />
+				<Header user={user as UserWithoutPassword | null} language={data.language}/>
 				{children}
 				<ScrollRestoration />
 				<Scripts />

web/app/routes/_index/components/URLTranslationForm.tsx

@@ -7,12 +7,10 @@ import {
 	useNavigation,
 	useSubmit,
 } from "@remix-run/react";
-import { useState } from "react";
 import { z } from "zod";
 import { Alert, AlertDescription } from "~/components/ui/alert";
 import { Button } from "~/components/ui/button";
 import { Input } from "~/components/ui/input";
-import { TranslationLanguageSelect } from "./TranslationLanguageSelect";
 
 const urlTranslationSchema = z.object({
 	url: z.string().url("有効なURLを入力してください"),
@@ -21,7 +19,6 @@ const urlTranslationSchema = z.object({
 
 export function URLTranslationForm() {
 	const navigation = useNavigation();
-	const [targetLanguage, setTargetLanguage] = useState("ja");
 	const submit = useSubmit();
 
 	const actionData = useActionData<{
@@ -54,11 +51,6 @@ export function URLTranslationForm() {
 						required
 						className="flex-grow"
 					/>
-					<input type="hidden" name="targetLanguage" value={targetLanguage} />
-					<TranslationLanguageSelect
-						value={targetLanguage}
-						onChange={setTargetLanguage}
-					/>
 					<Button type="submit" disabled={navigation.state === "submitting"}>
 						{navigation.state === "submitting" ? "翻訳中..." : "翻訳開始"}
 					</Button>
@@ -91,4 +83,4 @@ export function URLTranslationForm() {
 	);
 }
 
-export { urlTranslationSchema };
+export { urlTranslationSchema };

web/app/routes/_index/components/translatedList.tsx

@@ -1,11 +1,28 @@
-import type { Page } from "@prisma/client";
-import { useLoaderData } from "@remix-run/react";
+import type { PageVersion } from "@prisma/client";
+import { useLoaderData, useMatches } from "@remix-run/react";
+import type { RootLoaderData } from "~/root"; // root.tsxからインポート
 
 interface LoaderData {
-	pageList: Page[];
+  pageVersionList: PageVersion[];
 }
 
 export function TranslatedList() {
-	const { pageList } = useLoaderData<LoaderData>();
-	return <div>TranslatedList</div>;
-}
+  const { pageVersionList } = useLoaderData<LoaderData>();
+  const matches = useMatches();
+  const rootData = matches[0].data as RootLoaderData;
+  const language = rootData.language;
+
+  return (
+    <div>
+      <h2>Translated List (Language: {language})</h2>
+      <ul>
+        {pageVersionList.map((pageVersion) => (
+          <li key={pageVersion.id}>
+            {/* ページのタイトルや他の情報を表示 */}
+            {pageVersion.title} - {pageVersion.url}
+          </li>
+        ))}
+      </ul>
+    </div>
+  );
+}