refactoring: TypeScript migration, security fixes,

2026-06-24 07:41:47 +00:00 · 2026-03-27 18:40:18 +01:00
parent 510475a46f
commit 8396a75223
150 changed files with 8116 additions and 8467 deletions
@@ -0,0 +1,89 @@
+import { useState, useEffect, useCallback } from 'react'
+import { ArrowRightLeft, RefreshCw } from 'lucide-react'
+import { useTranslation } from '../../i18n'
+import CustomSelect from '../shared/CustomSelect'
+
+const CURRENCIES = [
+  'EUR','USD','GBP','JPY','CHF','CAD','AUD','NZD','CNY','HKD',
+  'SGD','THB','TRY','SEK','NOK','DKK','PLN','CZK','HUF','RON',
+  'BGN','HRK','ISK','RUB','UAH','BRL','MXN','ARS','CLP','COP',
+  'INR','IDR','MYR','PHP','KRW','TWD','VND','ZAR','EGP','MAD',
+  'NGN','KES','AED','SAR','QAR','KWD','BHD','OMR','ILS',
+]
+
+const CURRENCY_OPTIONS = CURRENCIES.map(c => ({ value: c, label: c }))
+
+export default function CurrencyWidget() {
+  const { t } = useTranslation()
+  const [from, setFrom] = useState(() => localStorage.getItem('currency_from') || 'EUR')
+  const [to, setTo] = useState(() => localStorage.getItem('currency_to') || 'USD')
+  const [amount, setAmount] = useState('100')
+  const [rate, setRate] = useState(null)
+  const [loading, setLoading] = useState(false)
+
+  const fetchRate = useCallback(async () => {
+    if (from === to) { setRate(1); return }
+    setLoading(true)
+    try {
+      const resp = await fetch(`https://api.exchangerate-api.com/v4/latest/${from}`)
+      const data = await resp.json()
+      setRate(data.rates?.[to] || null)
+    } catch { setRate(null) }
+    finally { setLoading(false) }
+  }, [from, to])
+
+  useEffect(() => { fetchRate() }, [fetchRate])
+  useEffect(() => { localStorage.setItem('currency_from', from) }, [from])
+  useEffect(() => { localStorage.setItem('currency_to', to) }, [to])
+
+  const swap = () => { setFrom(to); setTo(from) }
+  const rawResult = rate && amount ? (parseFloat(amount) * rate).toFixed(2) : null
+  const formatNumber = (num) => {
+    if (!num || num === '—') return '—'
+    return parseFloat(num).toLocaleString('de-DE', { minimumFractionDigits: 2, maximumFractionDigits: 2 })
+  }
+  const result = rawResult
+
+  return (
+    <div className="rounded-2xl border p-4" style={{ background: 'var(--bg-card)', borderColor: 'var(--border-primary)' }}>
+      <div className="flex items-center justify-between mb-3">
+        <span className="text-xs font-semibold uppercase tracking-wide" style={{ color: 'var(--text-faint)' }}>{t('dashboard.currency')}</span>
+        <button onClick={fetchRate} className="p-1 rounded-md transition-colors" style={{ color: 'var(--text-faint)' }}>
+          <RefreshCw size={12} className={loading ? 'animate-spin' : ''} />
+        </button>
+      </div>
+
+      {/* Amount */}
+      <div className="rounded-xl px-4 py-3 mb-3" style={{ background: 'var(--bg-secondary)', border: '1px solid var(--border-primary)' }}>
+        <input
+          type="number"
+          value={amount}
+          onChange={e => setAmount(e.target.value)}
+          className="w-full text-2xl font-black tabular-nums outline-none [appearance:textfield] [&::-webkit-inner-spin-button]:appearance-none"
+          style={{ color: 'var(--text-primary)', background: 'transparent', border: 'none' }}
+        />
+      </div>
+
+      {/* From / Swap / To */}
+      <div className="flex items-center gap-2 mb-3">
+        <div className="flex-1" style={{ '--bg-input': 'transparent', '--border-primary': 'transparent' }}>
+          <CustomSelect value={from} onChange={setFrom} options={CURRENCY_OPTIONS} searchable size="sm" />
+        </div>
+        <button onClick={swap} className="p-1.5 rounded-lg shrink-0 transition-colors" style={{ color: 'var(--text-muted)' }}>
+          <ArrowRightLeft size={13} />
+        </button>
+        <div className="flex-1" style={{ '--bg-input': 'transparent', '--border-primary': 'transparent' }}>
+          <CustomSelect value={to} onChange={setTo} options={CURRENCY_OPTIONS} searchable size="sm" />
+        </div>
+      </div>
+
+      {/* Result */}
+      <div className="rounded-xl p-3" style={{ background: 'var(--bg-secondary)' }}>
+        <p className="text-xl font-black tabular-nums" style={{ color: 'var(--text-primary)' }}>
+          {formatNumber(result)} <span className="text-sm font-semibold" style={{ color: 'var(--text-muted)' }}>{to}</span>
+        </p>
+        {rate && <p className="text-[10px] mt-0.5" style={{ color: 'var(--text-faint)' }}>1 {from} = {rate.toFixed(4)} {to}</p>}
+      </div>
+    </div>
+  )
+}