function MainComponent() { React.useEffect(()=>{ const form = document.getElementById('downloadForm'); form.addEventListener('submit', function(event) { event.preventDefault(); const videoUrl = document.getElementById('videoUrl').value; const quality = document.getElementById('quality').value; const progressBar = document.getElementById('progressBar'); const progress = document.getElementById('progress'); const message = document.getElementById('message'); progress.style.display = 'block'; message.textContent = ''; const downloadSimulation = setInterval(function() { const currentWidth = parseInt(progressBar.style.width) || 0; if (currentWidth >= 100) { clearInterval(downloadSimulation); message.textContent = 'ダウンロードが完了しました!'; progress.style.display = 'none'; progressBar.style.width = '0%'; } else { progressBar.style.width = currentWidth + 10 + '%'; } }, 500); }); }, []); return /*#__PURE__*/ React.createElement("div", { className: "flex justify-center items-center h-screen bg-[#f0f0f0]", __source: { fileName: "", lineNumber: 31, columnNumber: 5 }, __self: this }, /*#__PURE__*/ React.createElement("div", { className: "bg-white p-5 rounded-lg shadow-md w-[300px] text-center", __source: { fileName: "", lineNumber: 32, columnNumber: 7 }, __self: this }, /*#__PURE__*/ React.createElement("h1", { className: "font-arial text-xl mb-5", __source: { fileName: "", lineNumber: 33, columnNumber: 9 }, __self: this }, "iPhone動画ダウンローダー"), /*#__PURE__*/ React.createElement("form", { id: "downloadForm", className: "flex flex-col", __source: { fileName: "", lineNumber: 34, columnNumber: 9 }, __self: this }, /*#__PURE__*/ React.createElement("label", { htmlFor: "videoUrl", className: "mb-2", __source: { fileName: "", lineNumber: 35, columnNumber: 11 }, __self: this }, "動画のURLを入力してください:"), /*#__PURE__*/ React.createElement("input", { type: "text", id: "videoUrl", name: "videoUrl", required: true, className: "mb-4 p-2 rounded border border-[#ccc] text-lg", __source: { fileName: "", lineNumber: 36, columnNumber: 11 }, __self: this }), /*#__PURE__*/ React.createElement("label", { htmlFor: "quality", className: "mb-2", __source: { fileName: "", lineNumber: 38, columnNumber: 11 }, __self: this }, "画質を選択してください:"), /*#__PURE__*/ React.createElement("select", { id: "quality", name: "quality", className: "mb-4 p-2 rounded border border-[#ccc] text-lg", __source: { fileName: "", lineNumber: 39, columnNumber: 11 }, __self: this }, /*#__PURE__*/ React.createElement("option", { value: "1080p", __source: { fileName: "", lineNumber: 40, columnNumber: 13 }, __self: this }, "1080p"), /*#__PURE__*/ React.createElement("option", { value: "720p", __source: { fileName: "", lineNumber: 41, columnNumber: 13 }, __self: this }, "720p"), /*#__PURE__*/ React.createElement("option", { value: "480p", __source: { fileName: "", lineNumber: 42, columnNumber: 13 }, __self: this }, "480p")), /*#__PURE__*/ React.createElement("button", { type: "submit", className: "bg-[#007bff] text-white p-2 rounded cursor-pointer hover:bg-[#0056b3]", __source: { fileName: "", lineNumber: 45, columnNumber: 11 }, __self: this }, "ダウンロード")), /*#__PURE__*/ React.createElement("div", { id: "progress", className: "w-full bg-[#e0e0e0] rounded mt-2 hidden", __source: { fileName: "", lineNumber: 47, columnNumber: 9 }, __self: this }, /*#__PURE__*/ React.createElement("div", { id: "progressBar", className: "h-[10px] bg-[#007bff] rounded w-0", __source: { fileName: "", lineNumber: 48, columnNumber: 11 }, __self: this })), /*#__PURE__*/ React.createElement("div", { id: "message", className: "mt-3 text-sm text-red-600", __source: { fileName: "", lineNumber: 50, columnNumber: 9 }, __self: this }))); }