public async Task <WeeklyReleaseSchedule> ExecuteAsync(QueueId queueId)
{
queueId.AssertNotNull("queueId");
var parameters = new
{
QueueId = queueId.Value
};
using (var connection = this.connectionFactory.CreateConnection())
{
var releaseTimes = await connection.QueryAsync <WeeklyReleaseTime>(Sql, parameters);
var hoursOfWeek = releaseTimes.Select(_ => HourOfWeek.Parse(_.HourOfWeek)).ToArray();
if (hoursOfWeek.Length == 0)
{
throw new Exception(
string.Format(
"Queue does not have any weekly release times defined. At least one should exist per collection at all times. {0}",
queueId));
}
return(WeeklyReleaseSchedule.Parse(hoursOfWeek));
}
}
public void ItShouldReturnDatesThatAlignWithReleaseTimes()
{
foreach (var schedule in Schedules)
{
foreach (var date in Dates)
{
var results = this.target.GetNextLiveDates(date, WeeklyReleaseSchedule.Parse(schedule), 10);
var expectedFirstReleaseTime = 0;
var currentHourOfWeek = HourOfWeek.Parse(date);
for (var i = 0; i < schedule.Count; i++)
{
// If this never evaluates, it means the current date is beyond any scheduled date for this week,
// so we wrap around to the start of next week, which is 0 (initialized above).
if (currentHourOfWeek.Value < schedule[i].Value)
{
expectedFirstReleaseTime = i;
break;
}
}
for (var i = 0; i < results.Count; i++)
{
var expectedWeeklyReleaseTime = schedule[(i + expectedFirstReleaseTime) % schedule.Count];
var actualWeeklyReleaseTime = HourOfWeek.Parse(results[i]);
Assert.AreEqual(expectedWeeklyReleaseTime, actualWeeklyReleaseTime);
}
}
}
}
public async Task WhenPostingCollection_ItShouldIssueCreateCollectionCommand()
{
const byte HourOfWeekValue = 42;
var initialWeeklyReleaseTime = HourOfWeek.Parse(HourOfWeekValue);
this.random.Setup(_ => _.Next(Shared.HourOfWeek.MinValue, Shared.HourOfWeek.MaxValue + 1)).Returns(HourOfWeekValue);
var data = new NewQueueData(BlogId, QueueName.Value);
var command = new CreateQueueCommand(Requester, QueueId, BlogId, QueueName, initialWeeklyReleaseTime);
this.requesterContext.Setup(_ => _.GetRequesterAsync()).ReturnsAsync(Requester);
this.guidCreator.Setup(_ => _.CreateSqlSequential()).Returns(QueueId.Value);
this.createCollection.Setup(_ => _.HandleAsync(command)).Returns(Task.FromResult(0)).Verifiable();
var result = await this.target.PostQueueAsync(data);
Assert.AreEqual(result, new QueueCreation(QueueId, initialWeeklyReleaseTime));
this.createCollection.Verify();
}
public IReadOnlyList <DateTime> GetNextLiveDates(
DateTime exclusiveLowerBound,
WeeklyReleaseSchedule weeklyReleaseSchedule,
int numberOfLiveDatesToReturn)
{
exclusiveLowerBound.AssertUtc("exclusiveLowerBound");
weeklyReleaseSchedule.AssertNotNull("weeklyReleaseSchedule");
numberOfLiveDatesToReturn.AssertNonNegative("numberOfLiveDatesToReturn");
var startTimeWithWeekReset = new DateTime(
exclusiveLowerBound.Year,
exclusiveLowerBound.Month,
exclusiveLowerBound.Day,
0,
0,
0,
DateTimeKind.Utc)
.AddDays(-1 * (int)exclusiveLowerBound.DayOfWeek);
var ascendingWeeklyReleaseTimes = weeklyReleaseSchedule.Value;
var releasesPerWeek = ascendingWeeklyReleaseTimes.Count;
var currentHourOfWeek = HourOfWeek.Parse(exclusiveLowerBound).Value;
var nextReleaseTimeAfterCurrentTime = ascendingWeeklyReleaseTimes.FirstOrDefault(_ => _.Value > currentHourOfWeek);
var startFromNextWeek = nextReleaseTimeAfterCurrentTime == null;
var releaseTimeIndexOffset = startFromNextWeek ? releasesPerWeek : ascendingWeeklyReleaseTimes.IndexOf(nextReleaseTimeAfterCurrentTime);
var result = new List <DateTime>();
for (var i = releaseTimeIndexOffset; i < numberOfLiveDatesToReturn + releaseTimeIndexOffset; i++)
{
var weeksFilled = i / releasesPerWeek;
var releaseTimeIndex = i % releasesPerWeek;
var releaseHourOfWeek = ascendingWeeklyReleaseTimes[releaseTimeIndex].Value;
var releaseWeek = startTimeWithWeekReset.AddDays(weeksFilled * 7);
var releaseTime = releaseWeek.AddHours(releaseHourOfWeek);
result.Add(releaseTime);
}
return(result);
}
public async Task <QueueCreation> PostQueueAsync(NewQueueData newQueueData)
{
newQueueData.AssertBodyProvided("newQueueData");
var newQueue = newQueueData.Parse();
var requester = await this.requesterContext.GetRequesterAsync();
var newQueueId = new QueueId(this.guidCreator.CreateSqlSequential());
// Spread default release dates so posts are not delivered on same date as standard.
var hourOfWeek = (byte)this.random.Next(HourOfWeek.MinValue, HourOfWeek.MaxValue + 1);
var initialWeeklyReleaseTime = HourOfWeek.Parse(hourOfWeek);
await this.createQueue.HandleAsync(
new CreateQueueCommand(
requester,
newQueueId,
newQueue.BlogId,
newQueue.Name,
initialWeeklyReleaseTime));
return(new QueueCreation(newQueueId, initialWeeklyReleaseTime));
}