/// <summary>
/// Creates a new instance of <see cref="DbQuery{TEntity, TKey}"/>
/// </summary>
/// <param name="database">The target <see cref="Database"/> to query to</param>
/// <param name="sqlDialectProvider">The <see cref="IDbDialectProvider"/> to generate the sql commands</param>
public DbQuery(Database database, IDbDialectProvider sqlDialectProvider)
{
Database = database;
Schema = DbTableSchema.Create(typeof(TEntity));
Provider = sqlDialectProvider;
PrimaryKey = Schema.Columns.Single(i => i.IsPrimaryKey);
}
/// <summary>
/// Creates a new instance of <see cref="TableReference"/>
/// </summary>
/// <param name="prop">The <see cref="PropertyInfo"/> to extract the metadata to be used to create the <see cref="TableReference"/> object</param>
/// <returns>A new instance of <see cref="TableReference"/></returns>
public static TableReference Create(PropertyInfo prop)
{
var entityType = GetReferenceTableEntityType(prop);
return(new TableReference()
{
ReferenceTableKey = prop.GetCustomAttribute <TableReferenceAttribute>().ReferenceTableKey,
EntityType = entityType,
IsChild = typeof(IEnumerable).IsAssignableFrom(prop.PropertyType),
ReferenceTable = DbTableSchema.Create(entityType),
SourceColumn = DbColumnSchema.Create(prop)
});
}
/// <inheritdoc/>
public IUnitOfWork <TEntity, TKey> Create <TEntity, TKey>()
{
return(new DbUnitOfWork <TEntity, TKey>(Database, ProviderFactory.Create(DbTableSchema.Create(typeof(TEntity)))));
}
/// <summary>
/// Creates a new instance of <see cref="IDbDialectProvider"/>
/// </summary>
/// <param name="entityType">The <see cref="Type"/> for the entity to use for metadata extraction</param>
/// <returns>A new instance of <see cref="IDbDialectProvider"/></returns>
public virtual IDbDialectProvider Create(Type entityType)
{
return(Create(DbTableSchema.Create(entityType)));
}