function MainComponent() { const [tweets, setTweets] = React.useState([]); const [tweetContent, setTweetContent] = React.useState(""); const handleTweetChange = (event)=>{ setTweetContent(event.target.value); }; const handleTweetSubmit = (event)=>{ event.preventDefault(); if (!tweetContent.trim()) return; setTweets([ { content: tweetContent, id: Date.now() }, ...tweets ]); setTweetContent(""); }; const handleDeleteTweet = (id)=>{ setTweets(tweets.filter((tweet)=>tweet.id !== id)); }; return /*#__PURE__*/ React.createElement("div", { className: "max-w-xl mx-auto", __source: { fileName: "", lineNumber: 21, columnNumber: 5 }, __self: this }, /*#__PURE__*/ React.createElement("header", { className: "bg-blue-400 p-4 text-white font-roboto", __source: { fileName: "", lineNumber: 22, columnNumber: 7 }, __self: this }, /*#__PURE__*/ React.createElement("h1", { className: "text-xl", __source: { fileName: "", lineNumber: 23, columnNumber: 9 }, __self: this }, "Twitterライクなアプリ")), /*#__PURE__*/ React.createElement("main", { className: "my-4", __source: { fileName: "", lineNumber: 25, columnNumber: 7 }, __self: this }, /*#__PURE__*/ React.createElement("form", { className: "mb-4", onSubmit: handleTweetSubmit, __source: { fileName: "", lineNumber: 26, columnNumber: 9 }, __self: this }, /*#__PURE__*/ React.createElement("textarea", { className: "w-full p-2 font-roboto border border-gray-300 rounded-lg", placeholder: "何をつぶやこうか...", name: "tweet", value: tweetContent, onChange: handleTweetChange, __source: { fileName: "", lineNumber: 27, columnNumber: 11 }, __self: this }), /*#__PURE__*/ React.createElement("button", { type: "submit", className: "mt-2 bg-blue-500 hover:bg-blue-700 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline", __source: { fileName: "", lineNumber: 34, columnNumber: 11 }, __self: this }, "つぶやく")), /*#__PURE__*/ React.createElement("section", { className: "space-y-4", __source: { fileName: "", lineNumber: 41, columnNumber: 9 }, __self: this }, tweets.map((tweet)=>/*#__PURE__*/ React.createElement("div", { key: tweet.id, className: "p-4 border border-gray-300 rounded-lg flex justify-between", __source: { fileName: "", lineNumber: 43, columnNumber: 13 }, __self: this }, /*#__PURE__*/ React.createElement("div", { __source: { fileName: "", lineNumber: 44, columnNumber: 15 }, __self: this }, /*#__PURE__*/ React.createElement("h2", { className: "font-bold font-roboto", __source: { fileName: "", lineNumber: 45, columnNumber: 17 }, __self: this }, "ユーザー名"), /*#__PURE__*/ React.createElement("p", { className: "text-sm font-roboto", __source: { fileName: "", lineNumber: 46, columnNumber: 17 }, __self: this }, tweet.content)), /*#__PURE__*/ React.createElement("button", { onClick: ()=>handleDeleteTweet(tweet.id), className: "text-red-500 hover:text-red-700", __source: { fileName: "", lineNumber: 48, columnNumber: 15 }, __self: this }, "削除")))))); }