Reactive updating of related time

2026-02-07 18:39:58 +03:00
parent db11fabe1a
commit 0edf6e35d7
8 changed files with 101 additions and 4 deletions
@@ -0,0 +1,68 @@
+document.addEventListener('alpine:init', () => {
+  Alpine.data('rtime', (unixTimestamp) => ({
+    targetDate: new Date(unixTimestamp * 1000),
+    timeString: '',
+    timer: null,
+    interval: 1000,
+
+    colorClasses: {
+      green:  't-green',
+      yellow: 't-yellow',
+      orange: 't-orange',
+      red:    't-red'
+    },
+
+    currentColor: 'green',
+
+    get textColorClass() {
+      return this.colorClasses[this.currentColor];
+    },
+
+    init() {
+      this.updateTime();
+      this.timer = setInterval(() => this.updateTime(), this.interval);
+
+      this.$el.addEventListener('alpine:removing', () => {
+        if (this.interval) clearInterval(this.interval);
+      });
+    },
+
+    updateTime() {
+      const now = new Date();
+      const diffInSeconds = Math.floor((now - this.targetDate) / 1000);
+      const diffInMinutes = Math.floor(diffInSeconds / 60);
+      const diffInHours = Math.floor(diffInSeconds / 3600);
+      const diffInDays = Math.floor(diffInSeconds / 86400);
+
+      let newInterval = this.interval;
+
+      if (diffInSeconds < 60) {
+        this.timeString = 'a moment ago';
+      } else if (diffInMinutes < 60) {
+        this.timeString = `${diffInMinutes} m ago`;
+        newInterval = 10000;
+      } else if (diffInHours < 24) {
+        this.timeString = `${diffInHours} h ago`;
+        newInterval = 60000;
+      } else {
+        this.timeString = `${diffInDays} d ago`;
+        clearInterval(this.timer);
+      }
+
+      if (diffInMinutes <= 15) {
+        this.currentColor = 'green';
+      } else if (diffInHours < 1) {
+        this.currentColor = 'yellow';
+      } else if (diffInDays < 1) {
+        this.currentColor = 'orange';
+      } else {
+        this.currentColor = 'red';
+      }
+
+      if (this.interval != newInterval) {
+        clearInterval(this.timer)
+        this.timer = setInterval(() => this.updateTime(), newInterval);
+      }
+    },
+  }));
+});