As for the Russian economy, due to sanctions, Europe adapted and found non-Russian sources of raw materials, while Russia found new export markets. The more substantial harm is in Russia losing access to US and EU technology, equipment, and parts. This has especially hurt the Russian civilian economy, while China, North Korea, Iran, and others -- for a price -- have supplied stop gaps and substitutes for the Russian military effort.
We ought not though let examination of Russian trees divert our attention from assessment of the forest. On the net, Russian power and strategic position have been diminished by their attack on Ukraine. Russia is relatively weaker and will soon be struggling to maintain control of their federation. Putin hopes that his current purge and another military effort will somehow bring victory over Ukraine. There is no victory though to be had for Russia.