Selecting the sheet in xlsx actually works now.

lib/squib/api/data.rb

@@ -9,7 +9,7 @@ module Squib
 
     def xlsx(file: 'deck.xlsx', sheet: 0)
       s = Roo::Excelx.new(file)
-      s.default_sheet = s.sheets.first
+      s.default_sheet = s.sheets[sheet]
       data = {}
       s.first_column.upto(s.last_column) do |col|
         header = s.cell(s.first_row,col).to_s

samples/excel.rb

@@ -4,12 +4,17 @@ require 'squib'
 Squib::Deck.new(width: 825, height: 1125, cards: 3) do
   background color: :white
 
-  data = xlsx file: 'sample.xlsx', sheet: 0
+  # Takes the first sheet by default
+  # Outputs a hash of arrays with the header names as keys
+  data = xlsx file: 'sample.xlsx'
 
   text str: data['Name'], x: 250, y: 55, font: 'Arial 54'
   text str: data['Level'], x: 65, y: 65, font: 'Arial 72'
   text str: data['Description'], x: 65, y: 600, font: 'Arial 36'
 
+  # You can also specify the sheet, starting at 0
+  data = xlsx file: 'sample.xlsx', sheet: 2
+
   save format: :png, prefix: 'sample_excel_'
 end