0.0.0.4

lib/notifications.ts

@@ -0,0 +1,174 @@
+import type { FamilyMember } from "@/types/family"
+
+/**
+ * 请求浏览器通知权限
+ */
+export async function requestNotificationPermission(): Promise<boolean> {
+  if (typeof window === "undefined" || !("Notification" in window)) {
+    console.warn("浏览器不支持通知")
+    return false
+  }
+
+  if (Notification.permission === "granted") {
+    return true
+  }
+
+  if (Notification.permission !== "denied") {
+    const permission = await Notification.requestPermission()
+    return permission === "granted"
+  }
+
+  return false
+}
+
+/**
+ * 发送浏览器通知
+ */
+export function sendNotification(title: string, options?: NotificationOptions) {
+  if (typeof window === "undefined" || !("Notification" in window)) {
+    return
+  }
+  
+  if (Notification.permission === "granted") {
+    new Notification(title, {
+      icon: "/icon.svg",
+      badge: "/icon.svg",
+      ...options,
+    })
+  }
+}
+
+/**
+ * 检查今天是否有纪念日
+ */
+export function checkTodayAnniversaries(members: FamilyMember[]): {
+  birthdays: FamilyMember[]
+  deathdays: FamilyMember[]
+} {
+  const today = new Date()
+  const currentMonth = today.getMonth() + 1
+  const currentDay = today.getDate()
+
+  const birthdays: FamilyMember[] = []
+  const deathdays: FamilyMember[] = []
+
+  members.forEach((member) => {
+    // 检查生日
+    if (member.birthDate) {
+      const birthDate = new Date(member.birthDate)
+      if (birthDate.getMonth() + 1 === currentMonth && birthDate.getDate() === currentDay) {
+        birthdays.push(member)
+      }
+    }
+
+    // 检查忌日
+    if (member.deathDate) {
+      const deathDate = new Date(member.deathDate)
+      if (deathDate.getMonth() + 1 === currentMonth && deathDate.getDate() === currentDay) {
+        deathdays.push(member)
+      }
+    }
+  })
+
+  return { birthdays, deathdays }
+}
+
+/**
+ * 检查即将到来的纪念日（未来7天）
+ */
+export function checkUpcomingAnniversaries(members: FamilyMember[], days: number = 7): {
+  birthdays: Array<{ member: FamilyMember; daysUntil: number }>
+  deathdays: Array<{ member: FamilyMember; daysUntil: number }>
+} {
+  const today = new Date()
+  const birthdays: Array<{ member: FamilyMember; daysUntil: number }> = []
+  const deathdays: Array<{ member: FamilyMember; daysUntil: number }> = []
+
+  members.forEach((member) => {
+    // 检查生日
+    if (member.birthDate) {
+      const birthDate = new Date(member.birthDate)
+      const thisYearBirthday = new Date(today.getFullYear(), birthDate.getMonth(), birthDate.getDate())
+      
+      if (thisYearBirthday < today) {
+        thisYearBirthday.setFullYear(today.getFullYear() + 1)
+      }
+
+      const daysUntil = Math.ceil((thisYearBirthday.getTime() - today.getTime()) / (1000 * 60 * 60 * 24))
+      
+      if (daysUntil > 0 && daysUntil <= days) {
+        birthdays.push({ member, daysUntil })
+      }
+    }
+
+    // 检查忌日
+    if (member.deathDate) {
+      const deathDate = new Date(member.deathDate)
+      const thisYearDeathday = new Date(today.getFullYear(), deathDate.getMonth(), deathDate.getDate())
+      
+      if (thisYearDeathday < today) {
+        thisYearDeathday.setFullYear(today.getFullYear() + 1)
+      }
+
+      const daysUntil = Math.ceil((thisYearDeathday.getTime() - today.getTime()) / (1000 * 60 * 60 * 24))
+      
+      if (daysUntil > 0 && daysUntil <= days) {
+        deathdays.push({ member, daysUntil })
+      }
+    }
+  })
+
+  return { birthdays, deathdays }
+}
+
+/**
+ * 发送今日纪念日通知
+ */
+export function notifyTodayAnniversaries(members: FamilyMember[]) {
+  const { birthdays, deathdays } = checkTodayAnniversaries(members)
+
+  if (birthdays.length > 0) {
+    const names = birthdays.map(m => m.fullName).join("、")
+    sendNotification("🎂 今日生日提醒", {
+      body: `今天是 ${names} 的生日！`,
+      tag: "birthday-today",
+    })
+  }
+
+  if (deathdays.length > 0) {
+    const names = deathdays.map(m => m.fullName).join("、")
+    sendNotification("🕯️ 今日忌日提醒", {
+      body: `今天是 ${names} 的忌日，缅怀先人。`,
+      tag: "deathday-today",
+    })
+  }
+}
+
+/**
+ * 设置每日通知检查
+ */
+export function setupDailyNotificationCheck(members: FamilyMember[]) {
+  if (typeof window === "undefined") {
+    return
+  }
+  
+  // 检查是否已经在今天检查过
+  const lastCheckDate = localStorage.getItem("lastNotificationCheck")
+  const today = new Date().toDateString()
+
+  if (lastCheckDate !== today) {
+    notifyTodayAnniversaries(members)
+    localStorage.setItem("lastNotificationCheck", today)
+  }
+
+  // 设置每小时检查一次（防止用户长时间开着页面）
+  setInterval(() => {
+    const currentDate = new Date().toDateString()
+    const lastCheck = localStorage.getItem("lastNotificationCheck")
+    
+    if (lastCheck !== currentDate) {
+      notifyTodayAnniversaries(members)
+      localStorage.setItem("lastNotificationCheck", currentDate)
+    }
+  }, 60 * 60 * 1000) // 每小时检查一次
+}