Weather/app/components/WeatherSearchForm.tsx

102 lines
3.6 KiB
TypeScript

import React, { useState, type FormEvent, type ChangeEvent } from 'react';
import { Search, Loader2, AlertCircle, RefreshCw } from 'lucide-react';
import { Button } from '@/ui/button';
import { Input } from '@/ui/input';
import { cn } from '@/lib/utils';
import { useWeatherStore } from '@/store/weatherStore';
export function WeatherSearchForm() {
const {isLoading, currentWeather, searchWeather, refreshWeather} = useWeatherStore();
const [city, setCity] = useState('');
const [inputError, setInputError] = useState('');
const handleInputChange = (e: ChangeEvent<HTMLInputElement>) => {
setCity(e.target.value);
if (inputError) {
setInputError('');
}
const handleFormSubmit = async (e: FormEvent<HTMLFormElement>) => {
e.preventDefault();
const trimmedCity = city.trim();
if (!trimmedCity) {
setInputError('请输入城市名称');
return;
}
if (!trimmedCity) {
setInputError('请输入有效的城市名称');
return;
}
if (trimmedCity.length < 2) {
setInputError('请输入至少2个字符');
return;
}
if (!/^[a-zA-Z\s]+$/.test(trimmedCity)) {
setInputError('请输入字母和空格');
return;
}
await searchWeather(trimmedCity);
}
return (
<div className='p-6 border-6 '>
<form onSubmit={handleFormSubmit} className="space-by-3">
<div className="relative">
<div className="absolute inset-y-0 left-4 flex items-center pl-3 pointer-events-none">
<Search className="w-5 h-5 text-gray-500 dark:text-gray-400" />
</div>
<Input
type="text"
value={city}
onChange={(e) => setCity(e.target.value)}
placeholder="请输入城市名称"
disabled={isLoading}
className={cn('pl-10 pr-4 py-2 w-full', inputError && 'border-red-500')}
/>
</div>
{inputError && (
<div className="text-red-500 text-sm mt-1">
<AlertCircle className="inline w-4 h-4 mr-1" />
<p className="inline-block">{inputError}</p>
</div>
)
}
<div className='flex gap-2'>
<Button type="submit" disabled={isLoading || !city.trim()} className="mt-4 w-full">
{isLoading ? <>
<Loader2 className="animate-spin w-5 h-5 text-white" />
<span>...</span>
</> : (<>
<Search className="w-5 h-5 text-white" />
<span></span>
</>)}
</Button>
{currentWeather && (
<Button type="button" variant="outline" onClick={refreshWeather} disabled={isLoading} className="mt-4 w-full" title='刷新数据'>
<RefreshCw className={cn("w-5 h-5", isLoading && "animate-spin")} />
</Button>
)}
</div>
</form>
</div>
)
}
}