Dialog

<script setup lang="ts">
import type { HTMLAttributes } from 'vue';

import { cn } from '../../lib/utils';
import { overlayBodyClassName } from '../overlay-layout/overlay-layout';

export interface DialogBodyProps {
  class?: HTMLAttributes['class'];
}

const props = defineProps<DialogBodyProps>();
</script>

<template>
  <div
    data-slot="dialog-body"
    tabindex="0"
    :class="cn(overlayBodyClassName, props.class)"
  >
    <slot />
  </div>
</template>

<script setup lang="ts">
import { reactiveOmit } from '@vueuse/core';
import {
  DialogClose,
  DialogContent,
  type DialogContentEmits,
  type DialogContentProps as RekaDialogContentProps,
  DialogPortal,
  useForwardPropsEmits,
} from 'reka-ui';
import { Fragment, type HTMLAttributes, type VNode } from 'vue';

import { IconX } from '../../lib/icons';
import { cn } from '../../lib/utils';
import {
  overlayCloseButtonClassName,
  overlayContentVariants,
} from '../overlay-layout/overlay-layout';

import DialogBody from './DialogBody.vue';
import DialogDescription from './DialogDescription.vue';
import DialogHeader from './DialogHeader.vue';
import DialogOverlay from './DialogOverlay.vue';
import DialogTitle from './DialogTitle.vue';

export interface DialogContentProps extends RekaDialogContentProps {
  /** Shows the close button in the top-right corner. */
  showCloseButton?: boolean;
  class?: HTMLAttributes['class'];
}

defineOptions({ inheritAttrs: false });

const props = withDefaults(defineProps<DialogContentProps>(), {
  showCloseButton: true,
});
const emits = defineEmits<DialogContentEmits>();
const slots = defineSlots<{
  default?(): VNode[];
  /**
   * Title for a generated header. Ignored when `DialogHeader` is a direct
   * child or inside a Fragment.
   */
  title?(): VNode[];
  /**
   * Description for a generated header. Ignored when a `DialogHeader` child is
   * present.
   */
  description?(): VNode[];
  /**
   * Content for a generated `DialogBody`, rendered before the default slot.
   * Ignored when a `DialogBody` child is present.
   */
  body?(): VNode[];
}>();

const delegated = reactiveOmit(props, 'class', 'showCloseButton');
const forwarded = useForwardPropsEmits(delegated, emits);

function containsComposedSlot(
  nodes: VNode[] | undefined,
  part: unknown
): boolean {
  return (nodes ?? []).some(
    (node) =>
      node.type === part ||
      (node.type === Fragment &&
        Array.isArray(node.children) &&
        containsComposedSlot(node.children as VNode[], part))
  );
}

/** Which parts DialogContent generates. The template binds it once per render, so the header and body checks share one read of the default slot. */
function generatedParts() {
  const children = slots.default?.();
  return {
    header:
      (slots.title !== undefined || slots.description !== undefined) &&
      !containsComposedSlot(children, DialogHeader),
    body:
      slots.body !== undefined && !containsComposedSlot(children, DialogBody),
  };
}
</script>

<template>
  <DialogPortal>
    <DialogOverlay />
    <DialogContent
      v-bind="{ ...$attrs, ...forwarded }"
      data-slot="dialog-content"
      data-variant="default"
      data-orientation="horizontal"
      :class="cn(overlayContentVariants(), props.class)"
    >
      <template v-for="(generated, index) in [generatedParts()]" :key="index">
        <DialogHeader v-if="generated.header">
          <DialogTitle v-if="slots.title"><slot name="title" /></DialogTitle>
          <DialogDescription v-if="slots.description">
            <slot name="description" />
          </DialogDescription>
        </DialogHeader>
        <DialogBody v-if="generated.body"><slot name="body" /></DialogBody>
      </template>
      <slot />
      <DialogClose
        v-if="showCloseButton"
        data-slot="dialog-close-button"
        :class="overlayCloseButtonClassName"
      >
        <IconX class="nx:size-4" />
        <span class="nx:sr-only">Close</span>
      </DialogClose>
    </DialogContent>
  </DialogPortal>
</template>

<script setup lang="ts">
import { reactiveOmit } from '@vueuse/core';
import {
  DialogDescription,
  type DialogDescriptionProps as RekaDialogDescriptionProps,
  useForwardProps,
} from 'reka-ui';
import type { HTMLAttributes } from 'vue';

import { cn } from '../../lib/utils';

export interface DialogDescriptionProps extends RekaDialogDescriptionProps {
  class?: HTMLAttributes['class'];
}

const props = defineProps<DialogDescriptionProps>();

const delegated = reactiveOmit(props, 'class');
const forwarded = useForwardProps(delegated);
</script>

<template>
  <DialogDescription
    v-bind="forwarded"
    data-slot="dialog-description"
    :class="
      cn(
        'nx:m-0 nx:typography-body-default nx:text-muted-foreground',
        props.class
      )
    "
  >
    <slot />
  </DialogDescription>
</template>

<script setup lang="ts">
import type { HTMLAttributes } from 'vue';

import { cn } from '../../lib/utils';

export interface DialogFooterProps {
  class?: HTMLAttributes['class'];
}

const props = defineProps<DialogFooterProps>();
</script>

<template>
  <div
    data-slot="dialog-footer"
    data-orientation="horizontal"
    :class="
      cn(
        'nx:flex nx:shrink-0 nx:flex-col-reverse nx:px-6 nx:sm:flex-row nx:sm:justify-end nx:sm:gap-2',
        props.class
      )
    "
  >
    <slot />
  </div>
</template>

<script setup lang="ts">
import type { HTMLAttributes } from 'vue';

import { cn } from '../../lib/utils';
import { overlayHeaderVariants } from '../overlay-layout/overlay-layout';

export interface DialogHeaderProps {
  class?: HTMLAttributes['class'];
}

const props = defineProps<DialogHeaderProps>();
</script>

<template>
  <div
    data-slot="dialog-header"
    data-variant="default"
    :class="cn(overlayHeaderVariants({ variant: 'default' }), props.class)"
  >
    <slot />
  </div>
</template>

<script setup lang="ts">
import { reactiveOmit } from '@vueuse/core';
import {
  DialogOverlay,
  type DialogOverlayProps as RekaDialogOverlayProps,
  useForwardProps,
} from 'reka-ui';
import type { HTMLAttributes } from 'vue';

import { cn } from '../../lib/utils';
import { overlayScrimVariants } from '../overlay-layout/overlay-layout';

export interface DialogOverlayProps extends RekaDialogOverlayProps {
  class?: HTMLAttributes['class'];
}

const props = defineProps<DialogOverlayProps>();

const delegated = reactiveOmit(props, 'class');
const forwarded = useForwardProps(delegated);
</script>

<template>
  <DialogOverlay
    v-bind="forwarded"
    data-slot="dialog-overlay"
    :class="cn(overlayScrimVariants(), props.class)"
  />
</template>

<script setup lang="ts">
import { reactiveOmit } from '@vueuse/core';
import {
  DialogTitle,
  type DialogTitleProps as RekaDialogTitleProps,
  useForwardProps,
} from 'reka-ui';
import type { HTMLAttributes } from 'vue';

import { cn } from '../../lib/utils';

export interface DialogTitleProps extends RekaDialogTitleProps {
  class?: HTMLAttributes['class'];
}

const props = defineProps<DialogTitleProps>();

const delegated = reactiveOmit(props, 'class');
const forwarded = useForwardProps(delegated);
</script>

<template>
  <DialogTitle
    v-bind="forwarded"
    data-slot="dialog-title"
    :class="cn('nx:m-0 nx:typography-heading-xsmall', props.class)"
  >
    <slot />
  </DialogTitle>
</template>

export { default as DialogBody, type DialogBodyProps } from './DialogBody.vue';
export {
  default as DialogContent,
  type DialogContentProps,
} from './DialogContent.vue';
export {
  default as DialogDescription,
  type DialogDescriptionProps,
} from './DialogDescription.vue';
export {
  default as DialogFooter,
  type DialogFooterProps,
} from './DialogFooter.vue';
export {
  default as DialogHeader,
  type DialogHeaderProps,
} from './DialogHeader.vue';
export {
  default as DialogOverlay,
  type DialogOverlayProps,
} from './DialogOverlay.vue';
export {
  default as DialogTitle,
  type DialogTitleProps,
} from './DialogTitle.vue';
export {
  DialogRoot as Dialog,
  DialogClose,
  type DialogCloseProps,
  DialogPortal,
  type DialogPortalProps,
  type DialogRootProps as DialogProps,
  DialogTrigger,
  type DialogTriggerProps,
} from 'reka-ui';

import { cva, type VariantProps } from 'class-variance-authority';

/**
 * Popover-family surfaces share the translucent/blurred recipe; Tooltip uses a
 * solid carve-out because its small, brief text appears over arbitrary content.
 */
export const popoverSurfaceClassName = [
  'nx:rounded-md',
  'nx:border-default',
  'nx:border-border-default',
  'nx:bg-popover-alpha',
  'nx:backdrop-blur-md',
  'nx:text-popover-foreground',
  'nx:typography-body-default',
  'nx:shadow-lg',
].join(' ');

export const tooltipSurfaceClassName = [
  'nx:rounded-md',
  'nx:border-default',
  'nx:border-border-default',
  'nx:bg-popover',
  'nx:text-popover-foreground',
  'nx:typography-body-default',
  'nx:shadow-lg',
].join(' ');

export const navigationMenuInlinePopoverSurfaceClassName = [
  'nx:group-data-[viewport=false]/navigation-menu:rounded-md',
  'nx:group-data-[viewport=false]/navigation-menu:border-default',
  'nx:group-data-[viewport=false]/navigation-menu:border-border-default',
  'nx:group-data-[viewport=false]/navigation-menu:bg-popover-alpha',
  'nx:group-data-[viewport=false]/navigation-menu:backdrop-blur-md',
  'nx:group-data-[viewport=false]/navigation-menu:text-popover-foreground',
  'nx:group-data-[viewport=false]/navigation-menu:shadow-lg',
].join(' ');

export const navigationMenuInlinePopoverTransitionClassName = [
  'nx:group-data-[viewport=false]/navigation-menu:transition-[opacity,scale]',
  'nx:group-data-[viewport=false]/navigation-menu:duration-fast',
  'nx:group-data-[viewport=false]/navigation-menu:ease-move',
  'nx:group-data-[viewport=false]/navigation-menu:data-[state=closed]:scale-95',
  'nx:group-data-[viewport=false]/navigation-menu:data-[state=closed]:opacity-0',
  'nx:group-data-[viewport=false]/navigation-menu:data-[state=closed]:animate-overlay-presence-exit',
].join(' ');

// `animate-overlay-presence-exit` is a non-visual "presence bridge": Reka's
// Presence only waits on `animationName`, not `transitionend`, so this inert
// animation keeps a closing overlay mounted while the opacity/scale/translate
// TRANSITIONS below run the visible exit. It animates an unread custom property (see
// generateMotionUtilitiesCSS in @nxds/core), never a transitioned property, so it
// cannot override those transitions.
const overlayPresenceExitClassName =
  'nx:data-[state=closed]:animate-overlay-presence-exit';

export const overlayFloatingTransitionClassName = [
  'nx:transition-[opacity,scale]',
  'nx:duration-fast',
  'nx:ease-move',
  'nx:data-[state=closed]:scale-95',
  'nx:data-[state=closed]:opacity-0',
  overlayPresenceExitClassName,
].join(' ');

const overlayContentTransitionClassName = [
  'nx:transition-[opacity,scale]',
  'nx:duration-default',
  'nx:ease-move',
  'nx:data-[state=closed]:scale-95',
  'nx:data-[state=closed]:opacity-0',
  overlayPresenceExitClassName,
].join(' ');

export const overlayScrimTransitionClassName = [
  'nx:transition-opacity',
  'nx:duration-default',
  'nx:ease-move',
  'nx:data-[state=closed]:opacity-0',
  overlayPresenceExitClassName,
].join(' ');

export const overlayPanelTransitionClassName = [
  'nx:transition-[translate]',
  'nx:duration-slow',
  'nx:ease-move',
  overlayPresenceExitClassName,
].join(' ');

export const overlayContentVariants = cva(
  [
    // Centred with margins, not a translate: a transform would make this the
    // containing block for fixed-position popups a dialog holds.
    'nx:fixed nx:inset-0 nx:z-modal nx:m-auto nx:flex nx:h-fit nx:w-full nx:max-w-lg nx:flex-col',
    'nx:max-h-[calc(100svh-2rem)] nx:overflow-hidden',
    'nx:gap-4 nx:border-default nx:border-border-default nx:bg-container nx:py-6 nx:shadow-lg',
    overlayContentTransitionClassName,
    'nx:sm:rounded-lg',
  ].join(' ')
);

export const overlayScrimVariants = cva(
  [
    'nx:fixed nx:inset-0 nx:z-modal nx:bg-overlay',
    overlayScrimTransitionClassName,
  ].join(' ')
);

export const overlayHeaderVariants = cva(
  'nx:flex nx:shrink-0 nx:flex-col nx:gap-1 nx:px-6',
  {
    variants: {
      variant: {
        default: 'nx:text-center nx:sm:text-left',
        center: 'nx:items-center nx:text-center',
      },
    },
    defaultVariants: {
      variant: 'default',
    },
  }
);

export const overlayBodyClassName = [
  'nx:min-h-0',
  'nx:overflow-y-auto',
  'nx:px-6',
  'nx:focus-visible:outline-2',
  'nx:focus-visible:outline-focus-default',
  'nx:focus-visible:[outline-offset:-2px]',
].join(' ');

export const overlayFooterVariants = cva(
  'nx:flex nx:shrink-0 nx:gap-2 nx:px-6',
  {
    variants: {
      orientation: {
        horizontal:
          'nx:flex-col nx:sm:flex-row nx:sm:items-center nx:sm:justify-end',
        vertical: 'nx:flex-col nx:items-stretch nx:*:w-full',
      },
    },
    defaultVariants: {
      orientation: 'horizontal',
    },
  }
);

export const overlayCloseButtonClassName = [
  'nx:absolute nx:right-6 nx:top-6 nx:rounded-sm nx:border-0 nx:bg-transparent nx:p-1 nx:text-muted-foreground-subtle',
  'nx:transition-control',
  'nx:hover:bg-container-hover nx:hover:text-foreground',
  'nx:focus-visible:bg-container-hover nx:focus-visible:text-foreground',
  'nx:focus-visible:outline-2 nx:focus-visible:outline-focus-default',
  'nx:disabled:pointer-events-none',
].join(' ');

export type OverlayHeaderVariants = VariantProps<typeof overlayHeaderVariants>;

export type OverlayVariant = NonNullable<
  VariantProps<typeof overlayHeaderVariants>['variant']
>;

export type OverlayButtonOrientation = NonNullable<
  VariantProps<typeof overlayFooterVariants>['orientation']
>;

export type OverlayLayoutContextValue = {
  variant: OverlayVariant;
  buttonOrientation: OverlayButtonOrientation;
};

export const defaultOverlayLayout: OverlayLayoutContextValue = {
  variant: 'default',
  buttonOrientation: 'horizontal',
};

export function resolveOverlayButtonOrientation(
  variant: OverlayVariant
): OverlayButtonOrientation {
  return variant === 'center' ? 'vertical' : 'horizontal';
}

/**
 * Internal Icons
 *
 * This barrel file re-exports icons used internally by the design system.
 * These are hardcoded icons for component states (loading, validation, navigation).
 *
 * User-facing icons should be passed via props by consumers.
 *
 * This set draws Phosphor. `nxds init --icons` installs the same names drawn
 * by another library.
 */
import { PhCircle } from '@phosphor-icons/vue';
import { type FunctionalComponent, h } from 'vue';

// Loading states
export { PhCircleNotch as IconLoader2 } from '@phosphor-icons/vue';

// Navigation
export {
  PhArrowDown as IconArrowDown,
  PhArrowLeft as IconArrowLeft,
  PhArrowRight as IconArrowRight,
  PhArrowUp as IconArrowUp,
  PhCaretDown as IconChevronDown,
  PhCaretLeft as IconChevronLeft,
  PhCaretRight as IconChevronRight,
  PhCaretUp as IconChevronUp,
  PhDotsThree as IconDots,
  PhSidebarSimple as IconLayoutSidebar,
  PhCaretUpDown as IconSelector,
} from '@phosphor-icons/vue';

// Actions
export {
  PhCheck as IconCheck,
  PhCopy as IconCopy,
  PhMinus as IconMinus,
  PhPencilSimple as IconPencil,
  PhPlus as IconPlus,
  PhX as IconX,
} from '@phosphor-icons/vue';

export const IconCircleFilled: FunctionalComponent = (_props, { attrs }) =>
  h(PhCircle, { weight: 'fill', ...attrs });

// Filter field types
export {
  PhCalendarBlank as IconCalendar,
  PhHash as IconHash,
  PhTextAa as IconLetterCase,
  PhListBullets as IconList,
} from '@phosphor-icons/vue';

// Search / input
export { PhMagnifyingGlass as IconSearch } from '@phosphor-icons/vue';

// Alerts/Status
export {
  PhWarningCircle as IconAlertCircle,
  PhWarning as IconAlertTriangle,
  PhCheckCircle as IconCircleCheck,
  PhInfo as IconInfoCircle,
} from '@phosphor-icons/vue';

// Layout
export {
  PhDotsSixVertical as IconGripVertical,
  PhPalette as IconPalette,
} from '@phosphor-icons/vue';