53 lines
1.9 KiB
C#
53 lines
1.9 KiB
C#
using System;
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using System.Linq;
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using AyaNova.Models;
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namespace AyaNova.Util
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{
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/// <summary>
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/// Contains static mirror copy in memory of Operations related settings stored in db
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/// that are accessed frequently by server
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/// </summary>
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internal static class ServerGlobalOpsSettingsCache
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{
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internal static GlobalOpsBackupSettings Backup { get; set; }
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internal static DateTime NextBackup { get; set; }
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/// <summary>
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/// Populate and / or create the settings
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/// </summary>
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internal static void Initialize(AyContext ct = null)
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{
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//fetch or create as not provided (meaning this was called from Startup.cs)
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Backup = ct.GlobalOpsBackupSettings.FirstOrDefault(z => z.Id == 1);
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if (Backup == null)
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{
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Backup = new GlobalOpsBackupSettings();
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ct.GlobalOpsBackupSettings.Add(Backup);
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ct.SaveChanges();
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}
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NextBackup = FileUtil.MostRecentAutomatedBackupFileDate();
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SetNextBackup();
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}
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internal static void SetNextBackup()
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{
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DateTime utcNow = DateTime.UtcNow;
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//Has last backup run more than 24 hours ago?
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if (NextBackup < utcNow.AddHours(-24))
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{
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//set it to today then
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NextBackup = new DateTime(utcNow.Year, utcNow.Month, utcNow.Day, Backup.BackupTime.Hour, Backup.BackupTime.Minute, 0, DateTimeKind.Utc);
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//Make sure next backup is in the future
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if (NextBackup < utcNow)
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NextBackup = NextBackup.AddDays(1);
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}
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else
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{
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//less than 24 hours, set it to tomorrow
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NextBackup = new DateTime(utcNow.Year, utcNow.Month, utcNow.Day + 1, Backup.BackupTime.Hour, Backup.BackupTime.Minute, 0, DateTimeKind.Utc);
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}
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}
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}//eoc
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}//eons |