David Fencl
211 lines
10 KiB
TypeScript
211 lines
10 KiB
TypeScript
import { useState, useEffect } from 'react';
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import { FiStar } from 'react-icons/fi';
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import { type Language, t } from '../translations';
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import { useFavorites } from '../hooks/useFavorites';
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import { Helmet } from 'react-helmet-async';
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import { CircularProgress } from './CircularProgress';
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import { useNavigate } from 'react-router-dom';
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import { slugify } from '../utils/slugify';
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import { AreaChart, Area, ResponsiveContainer, YAxis } from 'recharts';
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import { FiTrendingUp, FiTrendingDown } from 'react-icons/fi';
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import { TbSwimming, TbSailboat } from 'react-icons/tb';
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import { Tooltip } from './Tooltip';
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interface Lake {
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id: string;
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name: string;
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river: string;
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priority: boolean;
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level: number;
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capacity: number;
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storageDiff?: number;
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inflow: number;
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outflow: number;
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volume: number;
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maxVolume: number;
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navigationForbidden: boolean;
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sparkline: number[];
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country?: string;
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}
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interface Props {
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language: Language;
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windUnit?: 'kmh' | 'ms';
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}
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const getFlagEmoji = (countryCode?: string) => {
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const code = countryCode || 'CZ';
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const codePoints = code
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.toUpperCase()
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.split('')
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.map(char => 127397 + char.charCodeAt(0));
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return String.fromCodePoint(...codePoints);
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};
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const FavoritesOverview = ({ language }: Props) => {
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const [lakes, setLakes] = useState<Lake[]>([]);
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const { isFavorite, toggleFavorite } = useFavorites();
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const navigate = useNavigate();
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useEffect(() => {
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fetch(`/data/lakes_index.json?t=${Date.now()}`)
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.then(res => res.json())
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.then(data => setLakes(data))
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.catch(err => console.error(err));
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}, []);
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const favoriteLakes = lakes.filter(l => isFavorite(l.id));
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return (
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<div style={{ display: 'flex', flexDirection: 'column', gap: '2rem' }}>
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<Helmet>
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<title>{t[language].seo.favoritesTitle}</title>
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<meta name="description" content={t[language].seo.favoritesDesc} />
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<meta property="og:title" content={t[language].seo.favoritesTitle} />
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<meta property="og:description" content={t[language].seo.favoritesDesc} />
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</Helmet>
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<div>
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<h1 style={{ fontSize: '1.75rem', fontWeight: 'bold', margin: '0 0 0.5rem 0', display: 'flex', alignItems: 'center', gap: '0.6rem' }}>
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<FiStar size={24} fill="#f59e0b" color="#f59e0b" />
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{language === 'cs' ? 'Oblíbená' : 'Favourites'}
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</h1>
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<p style={{ margin: 0, color: 'var(--text-muted)', fontSize: '0.9rem' }}>
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{language === 'cs'
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? 'Jezera připnutá v přehledu. Připnout nebo odepnout lze ikonou hvězdičky.'
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: 'Lakes you pinned in the overview. Use the star icon to pin or unpin.'}
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</p>
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</div>
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{favoriteLakes.length === 0 ? (
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<div style={{
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display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center',
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gap: '1rem', padding: '4rem 2rem', color: 'var(--text-muted)', textAlign: 'center'
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}}>
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<FiStar size={48} strokeWidth={1.2} color="var(--text-muted)" />
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<p style={{ margin: 0, fontSize: '1.1rem' }}>
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{language === 'cs' ? 'Zatím žádná oblíbená jezera.' : 'No favourites yet.'}
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</p>
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<p style={{ margin: 0, fontSize: '0.85rem' }}>
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{language === 'cs'
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? 'Přejdi na Jezera a nádrže a klikni na ⭐ u jezera, které tě zajímá.'
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: 'Go to Lakes & Reservoirs and click the ⭐ on any lake to pin it here.'}
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</p>
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</div>
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) : (
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<div style={{ display: 'grid', gridTemplateColumns: 'repeat(auto-fit, minmax(320px, 1fr))', gap: '1.5rem' }}>
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{favoriteLakes.map(lake => {
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const chartData = lake.sparkline.map((val, i) => ({ name: i, value: val }));
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const minVal = Math.min(...lake.sparkline);
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const maxVal = Math.max(...lake.sparkline);
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const diff = maxVal - minVal;
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const padding = diff === 0 ? 0.1 : diff * 0.1;
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const yDomain = [minVal - padding, maxVal + padding];
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const firstVal = lake.sparkline[0] || 0;
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const lastVal = lake.sparkline[lake.sparkline.length - 1] || 0;
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const trendDiff = lastVal - firstVal;
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let trendColor = 'var(--color-cyan)';
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if (trendDiff > 0.01) trendColor = 'var(--color-green)';
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else if (trendDiff < -0.01) trendColor = 'var(--color-red)';
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return (
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<div
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key={lake.id}
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className="kpi-card priority-lake-card"
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onClick={() => navigate(`/${slugify(lake.name)}`)}
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style={{ cursor: 'pointer', padding: '1.5rem', display: 'flex', flexDirection: 'column', gap: '1.5rem', position: 'relative' }}
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>
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{/* Unpin button */}
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<button
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onClick={(e) => { e.stopPropagation(); toggleFavorite(lake.id); }}
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title={language === 'cs' ? 'Odepnout' : 'Unpin'}
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style={{
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position: 'absolute', top: '1rem', right: '1rem',
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background: 'none', border: 'none', cursor: 'pointer',
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color: '#f59e0b', transition: 'transform 0.15s',
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padding: '4px', display: 'flex', alignItems: 'center', zIndex: 2,
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}}
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onMouseOver={(e) => { e.currentTarget.style.transform = 'scale(1.2)'; }}
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onMouseOut={(e) => { e.currentTarget.style.transform = 'scale(1)'; }}
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>
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<FiStar size={18} fill="#f59e0b" />
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</button>
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<div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', paddingRight: '2rem' }}>
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<h3 style={{ fontSize: '1.25rem', fontWeight: 'bold', margin: 0, lineHeight: '1.3' }}>
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<span style={{ marginRight: '0.5rem', fontSize: '1.4rem', verticalAlign: 'middle', display: 'inline-block', lineHeight: 1 }}>{getFlagEmoji(lake.country)}</span>
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<span style={{ verticalAlign: 'middle' }}>{lake.name} {lake.river ? `- ${lake.river}` : ''}</span>
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</h3>
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<div style={{ display: 'flex', gap: '0.4rem', flexShrink: 0 }}>
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<Tooltip content={lake.navigationForbidden ? (language === 'cs' ? 'Koupání zakázáno' : 'Swimming forbidden') : (language === 'cs' ? 'Koupání (bez omezení)' : 'Swimming allowed')}>
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<TbSwimming size={20} color={lake.navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: lake.navigationForbidden ? 0.5 : 0.8 }} />
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</Tooltip>
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<Tooltip content={lake.navigationForbidden ? (language === 'cs' ? 'Plavba zakázána' : 'Navigation forbidden') : (language === 'cs' ? 'Plavba (i bezmotorová) povolena' : 'Navigation allowed')}>
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<TbSailboat size={20} color={lake.navigationForbidden ? 'var(--color-red)' : 'var(--color-green)'} style={{ opacity: lake.navigationForbidden ? 0.5 : 0.8 }} />
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</Tooltip>
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</div>
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</div>
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<div style={{ display: 'flex', alignItems: 'center', gap: '1rem', marginBottom: '1rem' }}>
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<CircularProgress value={lake.capacity} size={70} strokeWidth={6} />
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<div>
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<div style={{ fontSize: '0.8rem', color: 'var(--text-muted)' }}>{t[language].kpi.level}</div>
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<div style={{ fontSize: '2rem', fontWeight: 'bold', display: 'flex', alignItems: 'baseline', gap: '0.25rem', lineHeight: '1.1' }}>
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{lake.level} <span style={{ fontSize: '1rem', fontWeight: 'normal', color: 'var(--text-muted)', whiteSpace: 'nowrap' }}>m n.m.</span>
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</div>
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<div style={{ display: 'flex', alignItems: 'center', gap: '1rem', marginTop: '0.25rem' }}>
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{lake.storageDiff !== undefined && (
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<div style={{ fontSize: '1rem', color: lake.storageDiff >= 0 ? 'var(--color-green)' : 'var(--color-red)', fontWeight: 'bold', whiteSpace: 'nowrap' }}>
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{lake.storageDiff > 0 ? '+' : ''}{lake.storageDiff.toFixed(2)} m
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</div>
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)}
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{lake.maxVolume > 0 && (
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<div style={{ fontSize: '0.85rem', color: 'var(--text-muted)', whiteSpace: 'nowrap' }}>
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{lake.volume.toFixed(1)} / {lake.maxVolume.toFixed(1)} mil. m³
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</div>
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)}
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</div>
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</div>
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</div>
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<div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
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<div style={{ flex: 1, height: '40px', marginRight: '2rem' }}>
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<ResponsiveContainer width="100%" height="100%">
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<AreaChart data={chartData}>
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<defs>
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<linearGradient id={`colorSparkFav-${lake.id}`} x1="0" y1="0" x2="0" y2="1">
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<stop offset="5%" stopColor={trendColor} stopOpacity={0.8} />
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<stop offset="95%" stopColor={trendColor} stopOpacity={0} />
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</linearGradient>
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</defs>
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<YAxis domain={yDomain} hide />
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<Area type="monotone" dataKey="value" stroke={trendColor} fillOpacity={1} fill={`url(#colorSparkFav-${lake.id})`} baseValue={yDomain[0]} />
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</AreaChart>
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</ResponsiveContainer>
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</div>
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<div style={{ display: 'flex', flexDirection: 'column', gap: '0.25rem', fontSize: '0.85rem' }}>
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<div style={{ display: 'flex', gap: '0.5rem' }}>
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<FiTrendingUp color="var(--color-green)" />
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<span style={{ color: 'var(--text-muted)' }}>{t[language].kpi.inflow} <span style={{ color: 'var(--color-green)' }}>{lake.inflow} m³/s</span></span>
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</div>
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<div style={{ display: 'flex', gap: '0.5rem' }}>
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<FiTrendingDown color="var(--color-red)" />
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<span style={{ color: 'var(--text-muted)' }}>{t[language].kpi.outflow} <span style={{ color: 'var(--color-red)' }}>{lake.outflow} m³/s</span></span>
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</div>
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</div>
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</div>
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</div>
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);
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})}
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</div>
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)}
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</div>
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);
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};
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export default FavoritesOverview;
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