47 行
1.5 KiB
Swift
47 行
1.5 KiB
Swift
import Foundation
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/// 时间工具：统一用"自 00:00 起的分钟数"
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enum TimeUtil {
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/// 当前分钟数
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static func nowMinutes() -> Int {
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let cal = Calendar.current
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let h = cal.component(.hour, from: Date())
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let m = cal.component(.minute, from: Date())
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return h * 60 + m
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}
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/// 格式化为 "HH:mm"
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static func fmt(_ minutes: Int) -> String {
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String(format: "%02d:%02d", minutes / 60, minutes % 60)
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}
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/// 是否在睡眠窗口内（处理跨午夜）
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static func inNightWindow(_ now: Int, bedtime: Int, waketime: Int) -> Bool {
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if bedtime < waketime {
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return now >= bedtime && now < waketime
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} else {
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return now >= bedtime || now < waketime
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}
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}
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/// 超出就寝时间的分钟数
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static func overdueMinutes(_ now: Int, bedtime: Int) -> Int {
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inNightWindow(now, bedtime: bedtime, waketime: bedtime + 1) ? now - bedtime : 0
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}
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/// Date → 分钟数
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static func minuteOfDay(_ date: Date) -> Int {
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let cal = Calendar.current
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return cal.component(.hour, from: date) * 60 + cal.component(.minute, from: date)
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}
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/// 日期字符串 "yyyy-MM-dd"
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static func dateStr(_ date: Date, offsetDays: Int = 0) -> String {
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let cal = Calendar.current
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let d = cal.date(byAdding: .day, value: offsetDays, to: date) ?? date
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let f = DateFormatter()
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f.dateFormat = "yyyy-MM-dd"
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return f.string(from: d)
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}
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}
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