Fix datebetween formula

Author: Adam

packages/react-notion-x/src/third-party/eval-formula.ts

@@ -361,26 +361,26 @@ function evalFunctionFormula(
     case 'dateAdd': {
       const date = evalFormula(args[0]!, ctx) as Date
       const number = evalFormula(args[1]!, ctx) as number
-      const unit = evalFormula(args[1]!, ctx) as string
+      const unit = evalFormula(args[2]!, ctx) as string
       return add(date, { [unit]: number })
     }
 
     case 'dateBetween': {
       const date1 = evalFormula(args[0]!, ctx) as Date
       const date2 = evalFormula(args[1]!, ctx) as Date
-      const unit = evalFormula(args[1]!, ctx) as string
+      const unit = evalFormula(args[2]!, ctx) as string
       return (
         intervalToDuration({
           start: date2,
           end: date1
         }) as any
-      )[unit] as number
+      )[unit] ?? 0 as number
     }
 
     case 'dateSubtract': {
       const date = evalFormula(args[0]!, ctx) as Date
       const number = evalFormula(args[1]!, ctx) as number
-      const unit = evalFormula(args[1]!, ctx) as string
+      const unit = evalFormula(args[2]!, ctx) as string
       return sub(date, { [unit]: number })
     }