public async Task <Talk> UpdateTalk(string id, UpdatedTalk talk, string version)
{
if (version == null)
{
throw new ArgumentNullException(nameof(version), "Must provide version during update");
}
using (var session = this.store.OpenAsyncSession())
{
// Load existing talk
var existingTalk = await session.LoadAsync <Talk>(id);
// Update properties
existingTalk.Headline = talk.Headline;
existingTalk.Description = talk.Description;
existingTalk.Speaker = talk.Speaker;
try
{
await session.StoreAsync(existingTalk, version, id);
await session.SaveChangesAsync();
}
catch (ConcurrencyException cex)
{
throw new ApplicationException(
"Tried to update a talk but looks like someone else got there first! " +
"Try refreshing the page. Detailed explanation: " + cex.Message, cex);
}
return(existingTalk);
}
}
public async Task <Talk> UpdateTalk(string id, UpdatedTalk talk, string version)
{
using (var session = this.store.OpenAsyncSession())
{
//Load existing talk
var existingTalk = await session.LoadAsync <Talk>(id);
//update properties
existingTalk.Headline = talk.Headline;
existingTalk.Description = talk.Description;
existingTalk.Speaker = talk.Speaker;
try
{
await session.StoreAsync(existingTalk, version, id);
await session.SaveChangesAsync();
}
catch (ConcurrencyException cex)
{
throw new ApplicationException("Try refreshing the page: " + cex.Message + cex);
}
return(existingTalk);
}
}
public Task <Talk> UpdateTalk(string id, UpdatedTalk talk, string version)
{
var oldTalk = Talks.FirstOrDefault(t => t.Id == id);
oldTalk.Headline = talk.Headline;
oldTalk.Description = talk.Description;
return(Task.FromResult(oldTalk));
}
public async Task <(UpdatedTalk Talk, string Version)> GetTalkForEditing(string id)
{
using (var session = this.store.OpenAsyncSession())
{
var talk = await session.LoadAsync <Talk>(id);
var updatedTalk = new UpdatedTalk()
{
Headline = talk.Headline,
Description = talk.Description,
Speaker = talk.Speaker
};
return(Talk : updatedTalk, Version : null);
}
}
public async Task <Talk> UpdateTalk(string id, UpdatedTalk talk, string version)
{
using (var session = this.store.OpenAsyncSession())
{
// Load existing talk
var existingTalk = await session.LoadAsync <Talk>(id);
// Update properties
existingTalk.Headline = talk.Headline;
existingTalk.Description = talk.Description;
existingTalk.Speaker = talk.Speaker;
await session.SaveChangesAsync();
return(existingTalk);
}
}
public async Task <Talk> UpdateTalk(string id, UpdatedTalk talk, string version)
{
throw new NotImplementedException("TODO: Implement UpdateTalk");
}
