diff --git a/package-lock.json b/package-lock.json
index bb7699e..6aa5d16 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,8 @@
"name": "exchange-rate-export",
"version": "0.1.0",
"dependencies": {
+ "axios": "^1.10.0",
+ "date-fns": "^4.1.0",
"next": "15.3.4",
"react": "^19.0.0",
"react-dom": "^19.0.0"
@@ -2110,6 +2112,12 @@
"node": ">= 0.4"
}
},
+ "node_modules/asynckit": {
+ "version": "0.4.0",
+ "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+ "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
+ "license": "MIT"
+ },
"node_modules/available-typed-arrays": {
"version": "1.0.7",
"resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.7.tgz",
@@ -2136,6 +2144,17 @@
"node": ">=4"
}
},
+ "node_modules/axios": {
+ "version": "1.10.0",
+ "resolved": "https://registry.npmjs.org/axios/-/axios-1.10.0.tgz",
+ "integrity": "sha512-/1xYAC4MP/HEG+3duIhFr4ZQXR4sQXOIe+o6sdqzeykGLx6Upp/1p8MHqhINOvGeP7xyNHe7tsiJByc4SSVUxw==",
+ "license": "MIT",
+ "dependencies": {
+ "follow-redirects": "^1.15.6",
+ "form-data": "^4.0.0",
+ "proxy-from-env": "^1.1.0"
+ }
+ },
"node_modules/axobject-query": {
"version": "4.1.0",
"resolved": "https://registry.npmjs.org/axobject-query/-/axobject-query-4.1.0.tgz",
@@ -2211,7 +2230,6 @@
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"resolved": "https://registry.npmjs.org/call-bind-apply-helpers/-/call-bind-apply-helpers-1.0.2.tgz",
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- "dev": true,
"license": "MIT",
"dependencies": {
"es-errors": "^1.3.0",
@@ -2346,6 +2364,18 @@
"simple-swizzle": "^0.2.2"
}
},
+ "node_modules/combined-stream": {
+ "version": "1.0.8",
+ "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+ "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+ "license": "MIT",
+ "dependencies": {
+ "delayed-stream": "~1.0.0"
+ },
+ "engines": {
+ "node": ">= 0.8"
+ }
+ },
"node_modules/concat-map": {
"version": "0.0.1",
"resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -2429,6 +2459,16 @@
"url": "https://github.com/sponsors/ljharb"
}
},
+ "node_modules/date-fns": {
+ "version": "4.1.0",
+ "resolved": "https://registry.npmjs.org/date-fns/-/date-fns-4.1.0.tgz",
+ "integrity": "sha512-Ukq0owbQXxa/U3EGtsdVBkR1w7KOQ5gIBqdH2hkvknzZPYvBxb/aa6E8L7tmjFtkwZBu3UXBbjIgPo/Ez4xaNg==",
+ "license": "MIT",
+ "funding": {
+ "type": "github",
+ "url": "https://github.com/sponsors/kossnocorp"
+ }
+ },
"node_modules/debug": {
"version": "4.4.1",
"resolved": "https://registry.npmjs.org/debug/-/debug-4.4.1.tgz",
@@ -2490,6 +2530,15 @@
"url": "https://github.com/sponsors/ljharb"
}
},
+ "node_modules/delayed-stream": {
+ "version": "1.0.0",
+ "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+ "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+ "license": "MIT",
+ "engines": {
+ "node": ">=0.4.0"
+ }
+ },
"node_modules/detect-libc": {
"version": "2.0.4",
"resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.0.4.tgz",
@@ -2517,7 +2566,6 @@
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- "dev": true,
"license": "MIT",
"dependencies": {
"call-bind-apply-helpers": "^1.0.1",
@@ -2622,7 +2670,6 @@
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- "dev": true,
"license": "MIT",
"engines": {
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@@ -2632,7 +2679,6 @@
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- "dev": true,
"license": "MIT",
"engines": {
"node": ">= 0.4"
@@ -2670,7 +2716,6 @@
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"resolved": "https://registry.npmjs.org/es-object-atoms/-/es-object-atoms-1.1.1.tgz",
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- "dev": true,
"license": "MIT",
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"es-errors": "^1.3.0"
@@ -2683,7 +2728,6 @@
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"resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.1.0.tgz",
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- "dev": true,
"license": "MIT",
"dependencies": {
"es-errors": "^1.3.0",
@@ -3290,6 +3334,26 @@
"dev": true,
"license": "ISC"
},
+ "node_modules/follow-redirects": {
+ "version": "1.15.9",
+ "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.9.tgz",
+ "integrity": "sha512-gew4GsXizNgdoRyqmyfMHyAmXsZDk6mHkSxZFCzW9gwlbtOW44CDtYavM+y+72qD/Vq2l550kMF52DT8fOLJqQ==",
+ "funding": [
+ {
+ "type": "individual",
+ "url": "https://github.com/sponsors/RubenVerborgh"
+ }
+ ],
+ "license": "MIT",
+ "engines": {
+ "node": ">=4.0"
+ },
+ "peerDependenciesMeta": {
+ "debug": {
+ "optional": true
+ }
+ }
+ },
"node_modules/for-each": {
"version": "0.3.5",
"resolved": "https://registry.npmjs.org/for-each/-/for-each-0.3.5.tgz",
@@ -3306,11 +3370,26 @@
"url": "https://github.com/sponsors/ljharb"
}
},
+ "node_modules/form-data": {
+ "version": "4.0.3",
+ "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.3.tgz",
+ "integrity": "sha512-qsITQPfmvMOSAdeyZ+12I1c+CKSstAFAwu+97zrnWAbIr5u8wfsExUzCesVLC8NgHuRUqNN4Zy6UPWUTRGslcA==",
+ "license": "MIT",
+ "dependencies": {
+ "asynckit": "^0.4.0",
+ "combined-stream": "^1.0.8",
+ "es-set-tostringtag": "^2.1.0",
+ "hasown": "^2.0.2",
+ "mime-types": "^2.1.12"
+ },
+ "engines": {
+ "node": ">= 6"
+ }
+ },
"node_modules/function-bind": {
"version": "1.1.2",
"resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
"integrity": "sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==",
- "dev": true,
"license": "MIT",
"funding": {
"url": "https://github.com/sponsors/ljharb"
@@ -3351,7 +3430,6 @@
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"resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.3.0.tgz",
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- "dev": true,
"license": "MIT",
"dependencies": {
"call-bind-apply-helpers": "^1.0.2",
@@ -3376,7 +3454,6 @@
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- "dev": true,
"license": "MIT",
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"dunder-proto": "^1.0.1",
@@ -3464,7 +3541,6 @@
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"resolved": "https://registry.npmjs.org/gopd/-/gopd-1.2.0.tgz",
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- "dev": true,
"license": "MIT",
"engines": {
"node": ">= 0.4"
@@ -3543,7 +3619,6 @@
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- "dev": true,
"license": "MIT",
"engines": {
"node": ">= 0.4"
@@ -3556,7 +3631,6 @@
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"resolved": "https://registry.npmjs.org/has-tostringtag/-/has-tostringtag-1.0.2.tgz",
"integrity": "sha512-NqADB8VjPFLM2V0VvHUewwwsw0ZWBaIdgo+ieHtK3hasLz4qeCRjYcqfB6AQrBggRKppKF8L52/VqdVsO47Dlw==",
- "dev": true,
"license": "MIT",
"dependencies": {
"has-symbols": "^1.0.3"
@@ -3572,7 +3646,6 @@
"version": "2.0.2",
"resolved": "https://registry.npmjs.org/hasown/-/hasown-2.0.2.tgz",
"integrity": "sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ==",
- "dev": true,
"license": "MIT",
"dependencies": {
"function-bind": "^1.1.2"
@@ -4486,7 +4559,6 @@
"version": "1.1.0",
"resolved": "https://registry.npmjs.org/math-intrinsics/-/math-intrinsics-1.1.0.tgz",
"integrity": "sha512-/IXtbwEk5HTPyEwyKX6hGkYXxM9nbj64B+ilVJnC/R6B0pH5G4V3b0pVbL7DBj4tkhBAppbQUlf6F6Xl9LHu1g==",
- "dev": true,
"license": "MIT",
"engines": {
"node": ">= 0.4"
@@ -4516,6 +4588,27 @@
"node": ">=8.6"
}
},
+ "node_modules/mime-db": {
+ "version": "1.52.0",
+ "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+ "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
+ "node_modules/mime-types": {
+ "version": "2.1.35",
+ "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+ "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+ "license": "MIT",
+ "dependencies": {
+ "mime-db": "1.52.0"
+ },
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
"node_modules/minimatch": {
"version": "3.1.2",
"resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -5019,6 +5112,12 @@
"react-is": "^16.13.1"
}
},
+ "node_modules/proxy-from-env": {
+ "version": "1.1.0",
+ "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+ "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==",
+ "license": "MIT"
+ },
"node_modules/punycode": {
"version": "2.3.1",
"resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
diff --git a/package.json b/package.json
index 9789ef5..e611c47 100644
--- a/package.json
+++ b/package.json
@@ -9,15 +9,17 @@
"lint": "next lint"
},
"dependencies": {
+ "axios": "^1.10.0",
+ "date-fns": "^4.1.0",
+ "next": "15.3.4",
"react": "^19.0.0",
- "react-dom": "^19.0.0",
- "next": "15.3.4"
+ "react-dom": "^19.0.0"
},
"devDependencies": {
+ "@eslint/eslintrc": "^3",
"@tailwindcss/postcss": "^4",
- "tailwindcss": "^4",
"eslint": "^9",
"eslint-config-next": "15.3.4",
- "@eslint/eslintrc": "^3"
+ "tailwindcss": "^4"
}
}
diff --git a/src/app/api/exchange-rates/route.js b/src/app/api/exchange-rates/route.js
new file mode 100644
index 0000000..244e747
--- /dev/null
+++ b/src/app/api/exchange-rates/route.js
@@ -0,0 +1,114 @@
+import { format } from 'date-fns';
+import axios from 'axios';
+import https from 'https';
+import crypto from 'crypto';
+
+// Configure axios with legacy SSL support
+const axiosInstance = axios.create({
+ httpsAgent: new https.Agent({
+ secureOptions: crypto.constants.SSL_OP_LEGACY_SERVER_CONNECT,
+ })
+});
+
+// Helper function to fetch BIDV exchange rates
+async function fetchBIDVRates(dateObj) {
+ const dateStr = format(dateObj, 'dd/MM/yyyy');
+ try {
+ // First API call to get namerecord
+ const timeRes = await axiosInstance.get(`https://bidv.com.vn/ServicesBIDV/ExchangeDetailSearchTimeServlet?date=${dateStr}`);
+ const timeData = timeRes.data;
+ if (timeData.status !== 1 || !timeData.data?.length) return null;
+ // Get the latest record
+ const latest = timeData.data.reduce((latest, current) =>
+ current.time > latest.time ? current : latest, timeData.data[0]);
+ // Second API call to get exchange rates
+ const rateRes = await axiosInstance.get(`https://bidv.com.vn/ServicesBIDV/ExchangeDetailServlet?date=${dateStr}&time=${latest.namerecord}`);
+ const rateData = rateRes.data;
+ if (rateData.status !== 1 || !rateData.data) return null;
+ // Find USD data
+ const usd = rateData.data.find(item => item.currency === 'USD');
+ if (!usd) return null;
+ return {
+ date: dateStr,
+ nameVI: usd.nameVI || '',
+ muaTm: usd.muaTm || '',
+ muaCk: usd.muaCk || '',
+ currency: usd.currency || 'USD',
+ nameEN: usd.nameEN || '',
+ ban: usd.ban || ''
+ };
+ } catch (error) {
+ console.error('Error fetching BIDV rates:', error);
+ return null;
+ }
+}
+
+// Helper function to fetch TCB exchange rates
+async function fetchTCBRates(dateObj) {
+ const dateStr = format(dateObj, 'yyyy-MM-dd');
+ const url = `https://techcombank.com/content/techcombank/web/vn/vi/cong-cu-tien-ich/ty-gia/_jcr_content.exchange-rates.${dateStr}.integration.json`;
+ try {
+ const res = await axiosInstance.get(url);
+ const data = res.data;
+ if (!data.exchangeRate?.data) return null;
+ // Find USD data
+ const usd = data.exchangeRate.data.find(item => item.label === 'USD (50,100)');
+ if (!usd) return null;
+ return {
+ date: dateStr,
+ label: usd.label || '',
+ askRate: usd.askRate || '',
+ bidRateCK: usd.bidRateCK || '',
+ bidRateTM: usd.bidRateTM || '',
+ askRateTM: usd.askRateTM || '',
+ sourceCurrency: usd.sourceCurrency || 'USD',
+ targetCurrency: usd.targetCurrency || 'VND'
+ };
+ } catch (error) {
+ console.error('Error fetching TCB rates:', error);
+ return null;
+ }
+}
+
+// Get date range between start and end dates
+function getDateRange(start, end) {
+ const dates = [];
+ let current = new Date(start);
+ const last = new Date(end);
+ while (current <= last) {
+ dates.push(new Date(current));
+ current.setDate(current.getDate() + 1);
+ }
+ return dates;
+}
+
+export async function POST(request) {
+ try {
+ const body = await request.json();
+ const { startDate, endDate, bank } = body;
+ if (!startDate || !endDate || !bank) {
+ return new Response(JSON.stringify({ error: 'Missing required parameters' }), { status: 400, headers: { 'Content-Type': 'application/json' } });
+ }
+ const dates = getDateRange(new Date(startDate), new Date(endDate));
+ const results = [];
+ for (const date of dates) {
+ let rate = null;
+ try {
+ if (bank === 'bidv') {
+ rate = await fetchBIDVRates(date);
+ } else if (bank === 'tcb') {
+ rate = await fetchTCBRates(date);
+ }
+ if (rate) {
+ results.push(rate);
+ }
+ } catch (error) {
+ console.error(`Error fetching rates for ${date}:`, error);
+ }
+ }
+ return new Response(JSON.stringify({ data: results }), { status: 200, headers: { 'Content-Type': 'application/json' } });
+ } catch (error) {
+ console.error('Server error:', error);
+ return new Response(JSON.stringify({ error: 'Internal server error' }), { status: 500, headers: { 'Content-Type': 'application/json' } });
+ }
+}
\ No newline at end of file
diff --git a/src/app/components/ExchangeRateViewer.js b/src/app/components/ExchangeRateViewer.js
new file mode 100644
index 0000000..94367f0
--- /dev/null
+++ b/src/app/components/ExchangeRateViewer.js
@@ -0,0 +1,212 @@
+"use client";
+
+import React, { useState } from 'react';
+import { format } from 'date-fns';
+
+function formatDisplayDate(dateStr) {
+ try {
+ let date;
+ if (dateStr.includes('/')) {
+ const [day, month, year] = dateStr.split('/');
+ date = new Date(`${year}-${month}-${day}`);
+ } else {
+ date = new Date(dateStr);
+ }
+ return format(date, 'dd/MM/yyyy');
+ } catch (e) {
+ return dateStr;
+ }
+}
+
+export default function ExchangeRateViewer({ defaultStartDate, defaultEndDate }) {
+ const [startDate, setStartDate] = useState(defaultStartDate);
+ const [endDate, setEndDate] = useState(defaultEndDate);
+ const [selectedBank, setSelectedBank] = useState('bidv');
+ const [isLoading, setIsLoading] = useState(false);
+ const [error, setError] = useState('');
+ const [results, setResults] = useState([]);
+ const [showTable, setShowTable] = useState(false);
+
+ const handleFetch = async () => {
+ if (!startDate || !endDate) {
+ setError('Please select both start and end dates');
+ return;
+ }
+ setError('');
+ setIsLoading(true);
+ setResults([]);
+ setShowTable(false);
+ try {
+ const start = new Date(startDate);
+ const end = new Date(endDate);
+ if (start > end) {
+ setError('Start date cannot be after end date');
+ setIsLoading(false);
+ return;
+ }
+ const response = await fetch('/api/exchange-rates', {
+ method: 'POST',
+ headers: {
+ 'Content-Type': 'application/json',
+ },
+ body: JSON.stringify({
+ startDate: start.toISOString().split('T')[0],
+ endDate: end.toISOString().split('T')[0],
+ bank: selectedBank
+ })
+ });
+ if (!response.ok) {
+ const errorData = await response.json();
+ throw new Error(errorData.error || 'Failed to fetch exchange rates');
+ }
+ const data = await response.json();
+ setResults(data.data || []);
+ setShowTable(true);
+ } catch (err) {
+ setError(`An error occurred while fetching exchange rates: ${err.message}`);
+ console.error(err);
+ } finally {
+ setIsLoading(false);
+ }
+ };
+
+ const handleExport = () => {
+ if (results.length === 0) return;
+ let csvContent = '';
+ let headers = [];
+ if (selectedBank === 'bidv') {
+ headers = ['Date', 'Currency', 'Buy Cash', 'Buy Transfer', 'Sell', 'Name VI', 'Name EN'];
+ csvContent = headers.join(',') + '\n';
+ csvContent += results.map(row =>
+ `"${row.date}","${row.currency}","${row.muaTm}","${row.muaCk}","${row.ban}","${row.nameVI}","${row.nameEN}"`
+ ).join('\n');
+ } else {
+ headers = ['Date', 'Label', 'Ask Rate', 'Bid Rate CK', 'Bid Rate TM', 'Ask Rate TM', 'From', 'To'];
+ csvContent = headers.join(',') + '\n';
+ csvContent += results.map(row =>
+ `"${row.date}","${row.label}","${row.askRate}","${row.bidRateCK}","${row.bidRateTM}","${row.askRateTM}","${row.sourceCurrency}","${row.targetCurrency}"`
+ ).join('\n');
+ }
+ const blob = new Blob([csvContent], { type: 'text/csv;charset=utf-8;' });
+ const url = URL.createObjectURL(blob);
+ const link = document.createElement('a');
+ link.href = url;
+ link.download = `exchange_rates_${selectedBank}_${new Date().toISOString().split('T')[0]}.csv`;
+ document.body.appendChild(link);
+ link.click();
+ document.body.removeChild(link);
+ };
+
+ return (
+
+
Exchange Rate Export
+
+
+
+
+
+
+
+ setStartDate(e.target.value)}
+ className="border rounded p-2"
+ />
+
+
+
+ setEndDate(e.target.value)}
+ className="border rounded p-2"
+ />
+
+
+
+
+
+
+ {error &&
{error}
}
+ {isLoading &&
Loading data, please wait...
}
+ {showTable && (
+
+ {selectedBank === 'bidv' ? (
+
+
+
+ | Date |
+ Currency |
+ Buy Cash |
+ Buy Transfer |
+ Sell |
+ Name (VI) |
+ Name (EN) |
+
+
+
+ {results.map((result, idx) => (
+
+ | {result.date} |
+ {result.currency} |
+ {result.muaTm} |
+ {result.muaCk} |
+ {result.ban} |
+ {result.nameVI} |
+ {result.nameEN} |
+
+ ))}
+
+
+ ) : (
+
+
+
+ | Date |
+ Label |
+ Ask Rate |
+ Bid Rate CK |
+ Bid Rate TM |
+ Ask Rate TM |
+ From |
+ To |
+
+
+
+ {results.map((result, idx) => (
+
+ | {result.date} |
+ {result.label} |
+ {result.askRate} |
+ {result.bidRateCK} |
+ {result.bidRateTM} |
+ {result.askRateTM} |
+ {result.sourceCurrency} |
+ {result.targetCurrency} |
+
+ ))}
+
+
+ )}
+
+ )}
+
+ );
+}
\ No newline at end of file
diff --git a/src/app/page.js b/src/app/page.js
index d625a20..2db7935 100644
--- a/src/app/page.js
+++ b/src/app/page.js
@@ -1,103 +1,30 @@
+"use client";
import Image from "next/image";
+import React, { useEffect, useState } from "react";
+import ExchangeRateViewer from "./components/ExchangeRateViewer";
+import { format, subDays } from "date-fns";
export default function Home() {
- return (
-
-
-
-
- -
- Get started by editing{" "}
-
- src/app/page.js
-
- .
-
- -
- Save and see your changes instantly.
-
-
+ const [defaultStartDate, setDefaultStartDate] = useState("");
+ const [defaultEndDate, setDefaultEndDate] = useState("");
-
+ useEffect(() => {
+ const today = new Date();
+ const weekAgo = subDays(today, 7);
+ setDefaultStartDate(format(weekAgo, "yyyy-MM-dd"));
+ setDefaultEndDate(format(today, "yyyy-MM-dd"));
+ }, []);
+
+ return (
+
+
+ {defaultStartDate && defaultEndDate && (
+
+ )}
-
);
}