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| <script setup>
import { ref, watch, computed } from 'vue'
const cities = ['臺北市', '新北市', '桃園市', '臺中市', '臺南市', '高雄市']
const selectedCity = ref('臺北市')
const weatherInfo = ref(null)
const fetchWeather = async () => {
const apiKey = '你的 API KEY'
const url = `https://opendata.cwa.gov.tw/api/v1/rest/datastore/F-C0032-001?Authorization=${apiKey}&locationName=${selectedCity.value}`
try {
const res = await fetch(url)
const data = await res.json()
const location = data.records.location[0]
const elements = location.weatherElement
weatherInfo.value = {
description: elements[0].time[0].parameter.parameterName,
minTemp: elements[2].time[0].parameter.parameterName,
maxTemp: elements[4].time[0].parameter.parameterName,
rain: elements[1].time[0].parameter.parameterName
}
} catch (error) {
console.error('API 錯誤：', error)
}
}
// 監聽縣市變化
watch(selectedCity, fetchWeather)
fetchWeather()
// 根據天氣現象設定背景類別
const backgroundClass = computed(() => {
if (!weatherInfo.value) return 'bg-default'
const desc = weatherInfo.value.description
if (desc.includes('雷') || desc.includes('雨')) return 'bg-thunder'
if (desc.includes('陰')) return 'bg-cloudy'
if (desc.includes('晴')) return 'bg-sunny'
return 'bg-default'
})
</script>
<template>
<div :class="['weather-container', backgroundClass]">
<div class="weather-card">
<h2>天氣查詢</h2>
<label>
縣市：
<select v-model="selectedCity">
<option v-for="city in cities" :key="city" :value="city">{{ city }}</option>
</select>
</label>
<div v-if="weatherInfo" class="weather-data">
<p>🌦️ 現象：{{ weatherInfo.description }}</p>
<p>🔺 最高溫：{{ weatherInfo.maxTemp }}°C</p>
<p>🔻 最低溫：{{ weatherInfo.minTemp }}°C</p>
<p>🌧️ 降雨率：{{ weatherInfo.rain }}%</p>
</div>
</div>
</div>
</template>
<style scoped>
.weather-container {
min-height: 100vh;
display: flex;
justify-content: center;
align-items: center;
transition: background 0.5s ease-in-out;
padding: 1rem;
}
/* 背景樣式 */
.bg-sunny {
background: linear-gradient(to bottom, #87CEFA, #ffffff);
}
.bg-cloudy {
background: linear-gradient(to bottom, #999, #ccc);
}
.bg-thunder {
background: linear-gradient(to bottom, #111, #444);
animation: flash 2s infinite;
}
.bg-default {
background: #eee;
}
/* 閃電效果 */
@keyframes flash {
0%, 100% { background-color: #111; }
50% { background-color: #222; }
}
.weather-card {
background: white;
padding: 2rem;
border-radius: 1rem;
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
max-width: 400px;
width: 100%;
text-align: center;
}
/* RWD 響應式設計 */
@media (max-width: 600px) {
.weather-card {
padding: 1rem;
}
h2 {
font-size: 1.4rem;
}
}
</style>
|