一度に => all at once N3
一方だ => more and more; continue to ~ N2
一緒に => together N5
といったところだ => Display an amount/level/degree A (程度) N1
Degree/ Level/Amount
だけ => only; just N5
... だけ ... => as much as N3
Base, base
だけ => as much as ~ N3
…だけのことだ => That's all, just... N2
Position, perspective
... だけの ... => have enough to... N2
Emphasis on degree
一通り => Basically, (get) over, done N2
Base, base
ただ…だけでは => If only... that's it N3
Description
あとは~だけ => Just ... left N4
Condition (hypothetical condition)