I don’t think the wedding was a parable but I think the wedding was his sisters wedding, resason why Mary was concerned about how smoothly it went a worldly view, not a good wedding if the wine runs out before the end of the reception.
We can see that in a parable that the translators call Proverbs 25:2 . He gives us the honor of being called kings
Proverbs 25:2 It is the glory of God to conceal a thing: but the honour of kings is to search out a matter.
Its the same wine that was changed for water, a word used to represent the unseen holy Spirit .The wine represents any thing that intoxicates or invigorates to include his love for us. I think we should search for the spiritual meaning as well as the literal seeing they work as one to present the gospel.