"use client"

import * as React from "react"

import { Calendar } from "@/components/ui/calendar"

export function CalendarDemo() {
  const [date, setDate] = React.useState<Date | undefined>(new Date())

  return (
    <Calendar
      mode="single"
      selected={date}
      onSelect={setDate}
      className="rounded-md border shadow-sm"
      captionLayout="dropdown"
    />
  )
}

"use client"

import * as React from "react"
import { cn } from "@/lib/utils"
import {
  ChevronDownIcon,
  ChevronLeftIcon,
  ChevronRightIcon,
} from "lucide-react"
import { DayButton, getDefaultClassNames } from "react-day-picker"
import { DayPicker } from "react-day-picker/persian"

import { Button, buttonVariants } from "@/components/ui/button"

export function CalendarHijri() {
  const [date, setDate] = React.useState<Date | undefined>(
    new Date(2025, 5, 12)
  )

  return (
    <Calendar
      mode="single"
      defaultMonth={date}
      selected={date}
      onSelect={setDate}
      className="rounded-lg border shadow-sm"
    />
  )
}

// ----------------------------------------------------------------------------
// The code below is for this example only.
// For your own calendar, you would edit the calendar.tsx component directly.
// ----------------------------------------------------------------------------
function Calendar({
  className,
  classNames,
  showOutsideDays = true,
  captionLayout = "label",
  buttonVariant = "ghost",
  formatters,
  components,
  ...props
}: React.ComponentProps<typeof DayPicker> & {
  buttonVariant?: React.ComponentProps<typeof Button>["variant"]
}) {
  const defaultClassNames = getDefaultClassNames()

  return (
    <DayPicker
      showOutsideDays={showOutsideDays}
      className={cn(
        "bg-background group/calendar p-3 [--cell-size:--spacing(8)] [[data-slot=card-content]_&]:bg-transparent [[data-slot=popover-content]_&]:bg-transparent",
        String.raw`rtl:**:[.rdp-button\_next>svg]:rotate-180`,
        String.raw`rtl:**:[.rdp-button\_previous>svg]:rotate-180`,
        className
      )}
      captionLayout={captionLayout}
      formatters={{
        formatMonthDropdown: (date) =>
          date.toLocaleString("default", { month: "short" }),
        ...formatters,
      }}
      classNames={{
        root: cn("w-fit", defaultClassNames.root),
        months: cn(
          "flex gap-4 flex-col md:flex-row relative",
          defaultClassNames.months
        ),
        month: cn("flex flex-col w-full gap-4", defaultClassNames.month),
        nav: cn(
          "flex items-center gap-1 w-full absolute top-0 inset-x-0 justify-between",
          defaultClassNames.nav
        ),
        button_previous: cn(
          buttonVariants({ variant: buttonVariant }),
          "size-(--cell-size) aria-disabled:opacity-50 p-0 select-none",
          defaultClassNames.button_previous
        ),
        button_next: cn(
          buttonVariants({ variant: buttonVariant }),
          "size-(--cell-size) aria-disabled:opacity-50 p-0 select-none",
          defaultClassNames.button_next
        ),
        month_caption: cn(
          "flex items-center justify-center h-(--cell-size) w-full px-(--cell-size)",
          defaultClassNames.month_caption
        ),
        dropdowns: cn(
          "w-full flex items-center text-sm font-medium justify-center h-(--cell-size) gap-1.5",
          defaultClassNames.dropdowns
        ),
        dropdown_root: cn(
          "relative has-focus:border-ring border border-input shadow-xs has-focus:ring-ring/50 has-focus:ring-[3px] rounded-md",
          defaultClassNames.dropdown_root
        ),
        dropdown: cn("absolute inset-0 opacity-0", defaultClassNames.dropdown),
        caption_label: cn(
          "select-none font-medium",
          captionLayout === "label"
            ? "text-sm"
            : "rounded-md pl-2 pr-1 flex items-center gap-1 text-sm h-8 [&>svg]:text-muted-foreground [&>svg]:size-3.5",
          defaultClassNames.caption_label
        ),
        table: "w-full border-collapse",
        weekdays: cn("flex", defaultClassNames.weekdays),
        weekday: cn(
          "text-muted-foreground rounded-md flex-1 font-normal text-[0.8rem] select-none",
          defaultClassNames.weekday
        ),
        week: cn("flex w-full mt-2", defaultClassNames.week),
        week_number_header: cn(
          "select-none w-(--cell-size)",
          defaultClassNames.week_number_header
        ),
        week_number: cn(
          "text-[0.8rem] select-none text-muted-foreground",
          defaultClassNames.week_number
        ),
        day: cn(
          "relative w-full h-full p-0 text-center [&:first-child[data-selected=true]_button]:rounded-l-md [&:last-child[data-selected=true]_button]:rounded-r-md group/day aspect-square select-none",
          defaultClassNames.day
        ),
        range_start: cn(
          "rounded-l-md bg-accent",
          defaultClassNames.range_start
        ),
        range_middle: cn("rounded-none", defaultClassNames.range_middle),
        range_end: cn("rounded-r-md bg-accent", defaultClassNames.range_end),
        today: cn(
          "bg-accent text-accent-foreground rounded-md data-[selected=true]:rounded-none",
          defaultClassNames.today
        ),
        outside: cn(
          "text-muted-foreground aria-selected:text-muted-foreground",
          defaultClassNames.outside
        ),
        disabled: cn(
          "text-muted-foreground opacity-50",
          defaultClassNames.disabled
        ),
        hidden: cn("invisible", defaultClassNames.hidden),
        ...classNames,
      }}
      components={{
        Root: ({ className, rootRef, ...props }) => {
          return (
            <div
              data-slot="calendar"
              ref={rootRef}
              className={cn(className)}
              {...props}
            />
          )
        },
        Chevron: ({ className, orientation, ...props }) => {
          if (orientation === "left") {
            return (
              <ChevronLeftIcon className={cn("size-4", className)} {...props} />
            )
          }

          if (orientation === "right") {
            return (
              <ChevronRightIcon
                className={cn("size-4", className)}
                {...props}
              />
            )
          }

          return (
            <ChevronDownIcon className={cn("size-4", className)} {...props} />
          )
        },
        DayButton: CalendarDayButton,
        WeekNumber: ({ children, ...props }) => {
          return (
            <td {...props}>
              <div className="flex size-(--cell-size) items-center justify-center text-center">
                {children}
              </div>
            </td>
          )
        },
        ...components,
      }}
      {...props}
    />
  )
}

function CalendarDayButton({
  className,
  day,
  modifiers,
  ...props
}: React.ComponentProps<typeof DayButton>) {
  const defaultClassNames = getDefaultClassNames()

  const ref = React.useRef<HTMLButtonElement>(null)
  React.useEffect(() => {
    if (modifiers.focused) ref.current?.focus()
  }, [modifiers.focused])

  return (
    <Button
      ref={ref}
      variant="ghost"
      size="icon"
      data-day={day.date.toLocaleDateString()}
      data-selected-single={
        modifiers.selected &&
        !modifiers.range_start &&
        !modifiers.range_end &&
        !modifiers.range_middle
      }
      data-range-start={modifiers.range_start}
      data-range-end={modifiers.range_end}
      data-range-middle={modifiers.range_middle}
      className={cn(
        "data-[selected-single=true]:bg-primary data-[selected-single=true]:text-primary-foreground data-[range-middle=true]:bg-accent data-[range-middle=true]:text-accent-foreground data-[range-start=true]:bg-primary data-[range-start=true]:text-primary-foreground data-[range-end=true]:bg-primary data-[range-end=true]:text-primary-foreground group-data-[focused=true]/day:border-ring group-data-[focused=true]/day:ring-ring/50 dark:hover:text-accent-foreground flex aspect-square size-auto w-full min-w-(--cell-size) flex-col gap-1 leading-none font-normal group-data-[focused=true]/day:relative group-data-[focused=true]/day:z-10 group-data-[focused=true]/day:ring-[3px] data-[range-end=true]:rounded-md data-[range-end=true]:rounded-r-md data-[range-middle=true]:rounded-none data-[range-start=true]:rounded-md data-[range-start=true]:rounded-l-md [&>span]:text-xs [&>span]:opacity-70",
        defaultClassNames.day,
        className
      )}
      {...props}
    />
  )
}

"use client"

import { cn } from "@/lib/utils"
import { zodResolver } from "@hookform/resolvers/zod"
import { format } from "date-fns"
import { CalendarIcon } from "lucide-react"
import { useForm } from "react-hook-form"
import { toast } from "sonner"
import { z } from "zod"

import { Button } from "@/components/ui/button"
import { Calendar } from "@/components/ui/calendar"
import {
  Form,
  FormControl,
  FormDescription,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/components/ui/form"
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from "@/components/ui/popover"

const FormSchema = z.object({
  dob: z.date({
    required_error: "A date of birth is required.",
  }),
})

export function CalendarForm() {
  const form = useForm<z.infer<typeof FormSchema>>({
    resolver: zodResolver(FormSchema),
  })

  function onSubmit(data: z.infer<typeof FormSchema>) {
    toast("You submitted the following values", {
      description: (
        <pre className="mt-2 w-[320px] rounded-md bg-neutral-950 p-4">
          <code className="text-white">{JSON.stringify(data, null, 2)}</code>
        </pre>
      ),
    })
  }

  return (
    <Form {...form}>
      <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-8">
        <FormField
          control={form.control}
          name="dob"
          render={({ field }) => (
            <FormItem className="flex flex-col">
              <FormLabel>Date of birth</FormLabel>
              <Popover>
                <PopoverTrigger asChild>
                  <FormControl>
                    <Button
                      variant={"outline"}
                      className={cn(
                        "w-[240px] pl-3 text-left font-normal",
                        !field.value && "text-muted-foreground"
                      )}
                    >
                      {field.value ? (
                        format(field.value, "PPP")
                      ) : (
                        <span>Pick a date</span>
                      )}
                      <CalendarIcon className="ml-auto h-4 w-4 opacity-50" />
                    </Button>
                  </FormControl>
                </PopoverTrigger>
                <PopoverContent className="w-auto p-0" align="start">
                  <Calendar
                    mode="single"
                    selected={field.value}
                    onSelect={field.onChange}
                    disabled={(date) =>
                      date > new Date() || date < new Date("1900-01-01")
                    }
                    captionLayout="dropdown"
                  />
                </PopoverContent>
              </Popover>
              <FormDescription>
                Your date of birth is used to calculate your age.
              </FormDescription>
              <FormMessage />
            </FormItem>
          )}
        />
        <Button type="submit">Submit</Button>
      </form>
    </Form>
  )
}