V1.2 新构架

2026-10-21 17:13:09 +08:00 · 2021-02-20 16:45:44 +08:00
parent c2d95a1833
commit 4d76decf73
343 changed files with 41333 additions and 4 deletions
@@ -0,0 +1,109 @@
+using System.Common;
+
+namespace System
+{
+    /// <summary>
+    /// 时间戳
+    /// </summary>
+    public static class UnixTimestamp
+    {
+        static double ToTimestamp(this DateTime dt, UnixTimestampType unixTimestampType)
+        {
+            var timeDiff = new TimeSpan(dt.ToUniversalTime().Ticks - Constants.UnixEpochTicks);
+            var total = unixTimestampType switch
+            {
+                UnixTimestampType.Milliseconds => timeDiff.TotalMilliseconds,
+                UnixTimestampType.Seconds => timeDiff.TotalSeconds,
+                _ => throw new ArgumentOutOfRangeException(nameof(unixTimestampType), unixTimestampType, null),
+            };
+            return (double)Math.Floor(total);
+        }
+
+        /// <summary>
+        /// 转换为Unix时间戳 <see cref="UnixTimestampType.Milliseconds"/>
+        /// </summary>
+        /// <param name="dt"></param>
+        /// <returns></returns>
+        public static long ToTimestamp(this DateTime dt) => (long)dt.ToTimestamp(UnixTimestampType.Milliseconds);
+
+        /// <summary>
+        /// 转换为Unix时间戳 <see cref="UnixTimestampType.Seconds"/>
+        /// </summary>
+        /// <param name="dt"></param>
+        /// <returns></returns>
+        public static int ToTimestampS(this DateTime dt) => (int)dt.ToTimestamp(UnixTimestampType.Seconds);
+
+        static long GetTicks(long timestamp)
+        {
+            if (timestamp > Constants.TimestampMillisecondsMaxValue) timestamp = Constants.TimestampMillisecondsMaxValue;
+            var ticks = Constants.UnixEpochTicks + TimeSpan.FromMilliseconds(timestamp).Ticks;
+            return ticks;
+        }
+
+        static long GetTicks(int timestamp)
+        {
+            var ticks = Constants.UnixEpochTicks + TimeSpan.FromSeconds(timestamp).Ticks;
+            return ticks;
+        }
+
+        static DateTime GetDateTime(long ticks, bool convertLocalTime = false)
+        {
+            var dt = new DateTime(ticks, DateTimeKind.Utc);
+            return convertLocalTime ? dt.ToLocalTime() : dt;
+        }
+
+        static DateTimeOffset GetDateTimeOffset(long ticks, bool convertLocalTime = false)
+        {
+            var dt = new DateTimeOffset(ticks, TimeSpan.Zero);
+            return convertLocalTime ? dt.ToLocalTime() : dt;
+        }
+
+        /// <summary>
+        /// 将 <see cref="UnixTimestampType.Milliseconds"/> Unix时间戳 转换为 <see cref="DateTime"/>
+        /// </summary>
+        /// <param name="timestamp"></param>
+        /// <param name="convertLocalTime"></param>
+        /// <returns></returns>
+        public static DateTime ToDateTime(long timestamp, bool convertLocalTime = false)
+        {
+            var ticks = GetTicks(timestamp);
+            return GetDateTime(ticks, convertLocalTime);
+        }
+
+        /// <summary>
+        /// 将 <see cref="UnixTimestampType.Seconds"/> Unix时间戳 转换为 <see cref="DateTime"/>
+        /// </summary>
+        /// <param name="timestamp"></param>
+        /// <param name="convertLocalTime"></param>
+        /// <returns></returns>
+        public static DateTime ToDateTime(int timestamp, bool convertLocalTime = false)
+        {
+            var ticks = GetTicks(timestamp);
+            return GetDateTime(ticks, convertLocalTime);
+        }
+
+        /// <summary>
+        /// 将 <see cref="UnixTimestampType.Milliseconds"/> Unix时间戳 转换为 <see cref="DateTimeOffset"/>
+        /// </summary>
+        /// <param name="timestamp"></param>
+        /// <param name="convertLocalTime"></param>
+        /// <returns></returns>
+        public static DateTimeOffset ToDateTimeOffset(long timestamp, bool convertLocalTime = false)
+        {
+            var ticks = GetTicks(timestamp);
+            return GetDateTimeOffset(ticks, convertLocalTime);
+        }
+
+        /// <summary>
+        /// 将 <see cref="UnixTimestampType.Seconds"/> Unix时间戳 转换为 <see cref="DateTimeOffset"/>
+        /// </summary>
+        /// <param name="timestamp"></param>
+        /// <param name="convertLocalTime"></param>
+        /// <returns></returns>
+        public static DateTimeOffset ToDateTimeOffset(int timestamp, bool convertLocalTime = false)
+        {
+            var ticks = GetTicks(timestamp);
+            return GetDateTimeOffset(ticks, convertLocalTime);
+        }
+    }
+}