Great experience with only one real complaint

Took my wife here for her birthday as a surprise. We live in Bangkok city center so it was a nice 'staycation' experience.
Booked the Jacuzzi suite and got the corner room.
The room: Upon entering the suite I was blown away. It's a beautiful room with two amazing views. The first being of Wat Pho. From your bed and through a large picture window you look out over the golden pagodas and temple buildings. At sun set the gold accents look like they are on fire. Stunning. From the patio, you can relax in a jacuzzi with a chilled bottle of champagne and watch the sunset behind the famous Temple of the Dawn aka Wat Arun. All of the scaffolding has now been removed, the night flood lights are back on and it looks as beautiful as ever. The room itself has a nice layout and while not overly spacious, it is quite comfortable.
The service: The front desk and room service staff were very friendly and for the most part took care of all of our needs with a smile. Check in and check out was a little slower than the average hotel/resort of this caliber but nothing that causes any real inconvenience. Their restaurant staff needs a bit of work. They seemed either confused or indifferent.
Dining: This is the one area where they really could use some improvement. I've stayed at both of their properties (Riva Suriya is the other) and I found it to also have the same problem. Their happy hour is one of those 'custom' cocktail gimmicks with very little effort put into the quality or concept of the cocktails. Basically, just a glass of flavored watered down vodka.
Adding beer and wine and common cocktails would be a better way to go. Speaking of drink options, they only serve the basics when it comes to beer but have a pretty extensive wine list but I found the prices to be quite unreasonable for the types offered.
I ordered a whiskey sour but it was anything but. It was extremely sweet with no 'sour' and was also served in a champagne glass, no ice, and quite small. At first, I tho