public async Task ExecuteAsync(UserId userId, BlogId blogId, IReadOnlyList <AcceptedChannelSubscription> channels, DateTime now)
{
userId.AssertNotNull("userId");
blogId.AssertNotNull("blogId");
if (channels == null || channels.Count == 0)
{
channels = new List <AcceptedChannelSubscription>();
}
using (var transaction = TransactionScopeBuilder.CreateAsync())
{
using (var connection = this.connectionFactory.CreateConnection())
{
await connection.ExecuteAsync(
DeleteStatement,
new
{
BlogId = blogId.Value,
SubscriberId = userId.Value,
KeepChannelIds = channels.Select(v => v.ChannelId.Value).ToList()
});
foreach (var item in channels)
{
var channelSubscription = new ChannelSubscription(
item.ChannelId.Value,
null,
userId.Value,
null,
item.AcceptedPrice.Value,
now,
now);
const ChannelSubscription.Fields UpdateFields
= ChannelSubscription.Fields.AcceptedPrice
| ChannelSubscription.Fields.PriceLastAcceptedDate;
await connection.UpsertAsync(
channelSubscription,
UpdateFields);
}
}
await this.requestSnapshot.ExecuteAsync(userId, SnapshotType.SubscriberChannels);
transaction.Complete();
}
}
public async Task ExecuteAsync(
UserId userId,
ChannelId channelId,
ValidAcceptedChannelPrice acceptedPrice,
DateTime now)
{
userId.AssertNotNull("userId");
channelId.AssertNotNull("channelId");
acceptedPrice.AssertNotNull("acceptedPrice");
using (var transaction = TransactionScopeBuilder.CreateAsync())
{
using (var connection = this.connectionFactory.CreateConnection())
{
var channelSubscription = new ChannelSubscription(
channelId.Value,
null,
userId.Value,
null,
acceptedPrice.Value,
now,
now);
const ChannelSubscription.Fields UpdateFields
= ChannelSubscription.Fields.AcceptedPrice
| ChannelSubscription.Fields.PriceLastAcceptedDate;
await connection.UpsertAsync(
channelSubscription,
UpdateFields);
}
await this.requestSnapshot.ExecuteAsync(userId, SnapshotType.SubscriberChannels);
transaction.Complete();
}
}
