import * as React from "react"
import { ChevronLeft, ChevronRight } from "lucide-react"
import { DayPicker } from "react-day-picker"
import { cn } from "@/lib/utils"
import { buttonVariants } from "@/components/ui/button"

function Calendar({
  className,
  classNames,
  showOutsideDays = true,
  ...props
}) {
  return (
    <DayPicker
      showOutsideDays={showOutsideDays}
      className={cn("p-2", className)}
      classNames={{
        months: "flex flex-col sm:flex-row space-y-2 sm:space-x-2 sm:space-y-0",
        month: "w-full",
        caption: "flex justify-center relative items-center",
        caption_label: "text-lg font-medium", // Reduced from text-4xl
        nav: "space-x-1 flex items-center",
        nav_button: cn(
          buttonVariants({ variant: "ghost", size: "sm"}), // Changed from lg to sm
          "h-6 w-6" // Reduced from h-12 w-18
        ),
        nav_button_previous: "absolute left-1",
        nav_button_next: "absolute right-1",
        table: "w-full border-collapse space-y-1",
        head_row: "flex",
        head_cell: "text-muted-foreground rounded-md w-6 font-normal text-[0.7rem] w-full", // Reduced sizes
        row: "flex w-full mt-1", // Reduced margin
        cell: cn(
          "w-full relative p-0 text-center text-xs focus-within:relative focus-within:z-20 [&:has([aria-selected])]:bg-accent [&:has([aria-selected].day-outside)]:bg-accent/50 [&:has([aria-selected].day-range-end)]:rounded-r-md",
          props.mode === "range"
            ? "[&:has(>.day-range-end)]:rounded-r-md [&:has(>.day-range-start)]:rounded-l-md first:[&:has([aria-selected])]:rounded-l-md last:[&:has([aria-selected])]:rounded-r-md"
            : "[&:has([aria-selected])]:rounded-md"
        ),
        day: cn(
          buttonVariants({ variant: "ghost" }),
          "h-6 w-6 p-0 font-normal text-xs aria-selected:opacity-100" // Reduced from h-12 w-12 and text-lg
        ),
        day_range_start: "day-range-start",
        day_range_end: "day-range-end",
        day_selected:
          "bg-primary text-primary-foreground hover:bg-primary hover:text-primary-foreground focus:bg-primary focus:text-primary-foreground",
        day_today: "bg-accent text-accent-foreground",
        day_outside:
          "day-outside text-muted-foreground/50 aria-selected:bg-accent/50 aria-selected:text-muted-foreground",
        day_disabled: "text-muted-foreground opacity-50",
        day_range_middle:
          "aria-selected:bg-accent aria-selected:text-accent-foreground",
        day_hidden: "invisible",
        ...classNames,
      }}
      components={{
        IconLeft: ({ ...props }) => <ChevronLeft className="h-4 w-4" />,
        IconRight: ({ ...props }) => <ChevronRight className="h-4 w-4" />,
      }}
      {...props}
    />
  );
}

Calendar.displayName = "Calendar"
export { Calendar }