function MainComponent() { const [tax, setTax] = React.useState(null); const handleCalculate = ()=>{ const income = parseFloat(document.getElementById('income').value); const deductions = parseFloat(document.getElementById('deductions').value); if (!isNaN(income) && !isNaN(deductions)) { const taxableIncome = income - deductions; const calculatedTax = taxableIncome * 0.1; // assuming a flat tax rate of 10% setTax(calculatedTax); } }; return /*#__PURE__*/ React.createElement("div", { className: "min-h-screen bg-gray-100 flex items-center justify-center p-4", __source: { fileName: "", lineNumber: 15, columnNumber: 5 }, __self: this }, /*#__PURE__*/ React.createElement("div", { className: "bg-white p-6 rounded shadow-md w-full max-w-md", __source: { fileName: "", lineNumber: 16, columnNumber: 7 }, __self: this }, /*#__PURE__*/ React.createElement("h1", { className: "text-2xl font-bold mb-4 font-roboto text-gray-800", __source: { fileName: "", lineNumber: 17, columnNumber: 9 }, __self: this }, "東京都住民税計算機"), /*#__PURE__*/ React.createElement("form", { __source: { fileName: "", lineNumber: 18, columnNumber: 9 }, __self: this }, /*#__PURE__*/ React.createElement("div", { className: "mb-4", __source: { fileName: "", lineNumber: 19, columnNumber: 11 }, __self: this }, /*#__PURE__*/ React.createElement("label", { htmlFor: "income", className: "block text-sm font-medium text-gray-700 font-roboto mb-1", __source: { fileName: "", lineNumber: 20, columnNumber: 13 }, __self: this }, "収入額"), /*#__PURE__*/ React.createElement("input", { type: "number", id: "income", name: "income", className: "w-full p-2 border border-gray-300 rounded", __source: { fileName: "", lineNumber: 21, columnNumber: 13 }, __self: this })), /*#__PURE__*/ React.createElement("div", { className: "mb-4", __source: { fileName: "", lineNumber: 23, columnNumber: 11 }, __self: this }, /*#__PURE__*/ React.createElement("label", { htmlFor: "deductions", className: "block text-sm font-medium text-gray-700 font-roboto mb-1", __source: { fileName: "", lineNumber: 24, columnNumber: 13 }, __self: this }, "控除額"), /*#__PURE__*/ React.createElement("input", { type: "number", id: "deductions", name: "deductions", className: "w-full p-2 border border-gray-300 rounded", __source: { fileName: "", lineNumber: 25, columnNumber: 13 }, __self: this })), /*#__PURE__*/ React.createElement("div", { __source: { fileName: "", lineNumber: 27, columnNumber: 11 }, __self: this }, /*#__PURE__*/ React.createElement("button", { type: "button", onClick: handleCalculate, className: "w-full bg-blue-500 text-white p-2 rounded font-roboto", __source: { fileName: "", lineNumber: 28, columnNumber: 13 }, __self: this }, "計算する"))), tax !== null && /*#__PURE__*/ React.createElement("div", { className: "mt-4", __source: { fileName: "", lineNumber: 32, columnNumber: 11 }, __self: this }, /*#__PURE__*/ React.createElement("p", { className: "text-lg font-roboto text-gray-700", __source: { fileName: "", lineNumber: 33, columnNumber: 13 }, __self: this }, "税金額: ¥", tax)))); }