- 这段代码的功能是获取用户的IP地址，然后使用ipapi.co API获取用户所在的国家和城市。接着，它获取当前时间并将其转换为北京时间。
- 然后，它计算了三个截止时间（11:30，17:30和22:00），并计算了距离这些截止时间还有多少时间。
- 最后，它计算了距离2025年5月23日还有多少时间，并将所有这些信息组合成一个HTML消息返回给用户
Hello world
Your IP address is: 138.197.80.103
Your location is: United States, Clifton
The current time is: 2023/6/25 20:40:04
Deadline 11:30 has passed
Deadline 17:30 has passed
Deadline 22:0 - 1h 19m 56s left
Days until May 23rd, 2025: 697
Remaining time until May 23rd, 2025: 16739 hours (60261595 seconds)
- 基于
https://ipapi.co/获取ip相关信息
addEventListener('fetch', event => {
event.respondWith(handleRequest(event.request))
})
async function handleRequest(request) {
const ip = request.headers.get('CF-Connecting-IP')
const response = await fetch(`https://ipapi.co/${ip}/country_name/`)
const response_2 = await fetch(`https://ipapi.co/${ip}/city/`)
const country = await response.text()
const city = await response_2.text()
const date = new Date()
// Get current time in Beijing time
const beijingOffset = 8 // UTC+8
const beijingHours = (date.getUTCHours() + beijingOffset) % 24
const beijingMinutes = date.getUTCMinutes()
const beijingSeconds = date.getUTCSeconds()
// Get deadline times in Beijing time
const deadlines = [
{ hour: 11, minute: 30 },
{ hour: 17, minute: 30 },
{ hour: 22, minute: 0 },
]
const beijingDeadlines = deadlines.map(({ hour, minute }) => {
const deadline = new Date(date)
deadline.setUTCHours(hour - beijingOffset)
deadline.setUTCMinutes(minute)
deadline.setUTCSeconds(0)
return deadline
})
// Calculate remaining time for each deadline
const remainingTimes = beijingDeadlines.map((deadline, index) => {
const deadlineStr = deadlines[index].hour + ":" + deadlines[index].minute
// Calculate remaining time in seconds
let remaining = Math.floor((deadline - date) / 1000)
if (remaining < 0) {
return `<p>Deadline ${deadlineStr} has passed</p>`
}
// Convert remaining time to hours, minutes and seconds
const hours = Math.floor(remaining / 3600)
remaining -= hours * 3600
const minutes = Math.floor(remaining / 60)
remaining -= minutes * 60
const seconds = remaining
return `<p>Deadline ${deadlineStr} - ${hours}h ${minutes}m ${seconds}s left</p>`
})
// Calculate remaining time until May 23rd, 2025 in total hours and total seconds
const may23rd2025 = new Date("2025-05-23T00:00:00.000Z");
const remainingSeconds = Math.floor((may23rd2025 - date) / 1000);
const remainingHours = Math.floor(remainingSeconds / 3600);
const message = `<html><body><p>Hello world</p><p>Your IP address is: ${ip}</p><p>Your location is: ${country}, ${city}</p><p>The current time is: ${date.toLocaleString('zh-CN', { timeZone: 'Asia/Shanghai' })}</p>${remainingTimes.join('')}<p>Days until May 23rd, 2025: ${Math.floor(remainingSeconds / 86400)}</p><p>Remaining time until May 23rd, 2025: ${remainingHours} hours (${remainingSeconds} seconds)</p></body></html>`
return new Response(message, {
headers: { 'content-type': 'text/html' },
})
}