AssembleTable shows either the selection text or the table.

DisplaySelection does that or writes it to a file if the selection is over a limit.

DisplayTable does some fancy stuff to get a table rendered in text.

FormatJson is some more code I stole off stackoverflow.

GetNewModel returns a TuiModel struct with some fields set.

HandleKeyboardEvents does that.

HandleMouseEvents does that.

HandleWindowSizeEvents does that.

ScrollDown is a simple function to move the Viewport down.

ScrollUp is a simple function to move the Viewport up.

TableState holds everything needed to save/serialize state.

TuiModel holds all the necessary state for this app to work the way I designed it to.