private int InternalSaveAll <TStorageModel, TModel>(
SQLiteParallelConnection db,
ICollection <TModel> models,
bool overwriteExisting = true) where TModel : BaseModel, new()
where TStorageModel : BaseStorageModel <TModel>, new()
{
using (new PerformanceTimer(typeof(TStorageModel).Name + ".batch.insert", true))
{
int rowCount = 0;
try
{
db.BeginTransaction();
foreach (var model in models)
{
TStorageModel storageModel = StorageModelInitializers.FromModel <TStorageModel, TModel>(model);
if (overwriteExisting)
{
rowCount += db.InsertOrReplace(storageModel);
}
else
{
rowCount += db.Insert(storageModel);
}
}
db.Commit();
}
catch (Exception)
{
db.Rollback();
rowCount = -1;
}
return(rowCount);
}
}
public Task Delete <TStorageModel, TModel>(TModel model) where TModel : BaseModel
where TStorageModel : BaseStorageModel <TModel>
{
return(this.WithDBAsync(db => {
using (new PerformanceTimer(typeof(TStorageModel).Name + ".delete", false))
{
var storageModel = StorageModelInitializers.FromModel <TStorageModel, TModel>(model);
db.Delete(storageModel);
}
},
true));
}
public Task <int> SaveAsync <TStorageModel, TModel>(TModel model) where TModel : BaseModel, new()
where TStorageModel : BaseStorageModel <TModel>, new()
{
return(Task.Run(async() => {
using (var db = await this.connectionPool.GetConnectionAsync(true))
{
using (new PerformanceTimer(typeof(TStorageModel).Name + ".insert", false))
{
var storageModel = StorageModelInitializers.FromModel <TStorageModel, TModel>(model);
return db.InsertOrReplace(storageModel);
}
}
}));
}