public async Task RunSeeder <T>(List <T> data)
{
Type t = typeof(T);
DBConfig.CollectionAttribute collection = t.GetCustomAttributes(true).FirstOrDefault(c => c.GetType() == typeof(DBConfig.CollectionAttribute)) as DBConfig.CollectionAttribute;
var collections = await db.ListCollectionsAsync(new ListCollectionsOptions
{
Filter = new BsonDocument("name", collection.collectionName)
});
if (!await collections.AnyAsync())
{
await db.CreateCollectionAsync(collection.collectionName);
var result = db.GetCollection <T>(collection.collectionName);
if (collection.indexes.Length > 0)
{
var indexDefinition = Builders <T> .IndexKeys.Combine(collection.indexes.Select(c => Builders <T> .IndexKeys.Ascending(c)));
string s = await result.Indexes.CreateOneAsync(indexDefinition);
}
await result.InsertManyAsync(data);
}
else
{
var result = db.GetCollection <T>(collection.collectionName);
await result.InsertManyAsync(data);
}
}
public IMongoCollection <T> getCollection <T>()
{
Type t = typeof(T);
DBConfig.CollectionAttribute collection = t.GetCustomAttributes(true).FirstOrDefault(c => c.GetType() == typeof(DBConfig.CollectionAttribute)) as DBConfig.CollectionAttribute;
if (collection == null)
{
throw new Exception("Cannot find the collection from entity model");
}
return(createCollection <T>(collection.collectionName, collection.indexes).Result);
}
