Native dialog

src/view/com/Dialog/index.tsx

@@ -1,17 +1,123 @@
-import React from 'react'
+import React, {useImperativeHandle} from 'react'
+import {View, Dimensions} from 'react-native'
+import BottomSheet, {BottomSheetBackdrop} from '@gorhom/bottom-sheet'
 
-import {DialogProps} from '#/view/com/Dialog/types'
+import {useTheme, atoms as a} from '#/alf'
+import {Portal} from '#/view/com/Portal'
 
-export function Outer(props: React.PropsWithChildren<DialogProps>) {
-  return null
+import {DialogProps, DialogControl} from '#/view/com/Dialog/types'
+
+const Context = React.createContext<{
+  close: () => void
+}>({
+  close: () => {},
+})
+
+export function useDialogControl() {
+  const control = React.useRef<DialogControl>({
+    open: () => {},
+    close: () => {},
+  })
+
+  return control
+}
+
+export function useDialog() {
+  return React.useContext(Context)
+}
+
+export function Outer({
+  control,
+  onClose,
+  children,
+}: React.PropsWithChildren<DialogProps>) {
+  const t = useTheme()
+  const sheet = React.useRef<BottomSheet>(null)
+
+  const open = React.useCallback<DialogControl['open']>((i = 0) => {
+    sheet.current?.snapToIndex(i)
+  }, [])
+
+  const close = React.useCallback(() => {
+    sheet.current?.close()
+    onClose?.()
+  }, [onClose])
+
+  useImperativeHandle(
+    control,
+    () => ({
+      open,
+      close,
+    }),
+    [open, close],
+  )
+
+  return (
+    <Portal>
+      <BottomSheet
+        ref={sheet}
+        index={-1}
+        snapPoints={['90%']}
+        enablePanDownToClose
+        keyboardBehavior="extend"
+        backgroundStyle={{backgroundColor: 'transparent'}}
+        android_keyboardInputMode="adjustResize"
+        backdropComponent={props => (
+          <BottomSheetBackdrop
+            appearsOnIndex={0}
+            disappearsOnIndex={-1}
+            {...props}
+          />
+        )}
+        handleIndicatorStyle={{backgroundColor: t.palette.primary}}
+        handleStyle={{display: 'none'}}
+        onChange={() => {}}
+        onClose={onClose}>
+        {children}
+      </BottomSheet>
+    </Portal>
+  )
 }
 
 export function Inner(props: React.PropsWithChildren<{}>) {
-  return null
+  const t = useTheme()
+  return (
+    <View
+      style={[
+        a.absolute,
+        a.inset_0,
+        a.p_lg,
+        a.pt_xxl,
+        t.atoms.bg,
+        {
+          borderTopLeftRadius: 40,
+          borderTopRightRadius: 40,
+          height: Dimensions.get('window').height * 2,
+        },
+      ]}>
+      {props.children}
+    </View>
+  )
 }
 
-export function Header(props: React.PropsWithChildren<{ title: string }>) {
-  return null
+export function Handle() {
+  const t = useTheme()
+  return (
+    <View
+      style={[
+        a.absolute,
+        a.rounded_sm,
+        a.z_10,
+        t.atoms.bg_contrast_200,
+        {
+          top: 12,
+          width: 80,
+          height: 6,
+          alignSelf: 'center',
+        },
+      ]}
+    />
+  )
 }
 
 export function Close() {

src/view/com/Dialog/index.web.tsx

@@ -1,48 +1,73 @@
-import React from 'react'
+import React, {useImperativeHandle} from 'react'
 import {View, TouchableWithoutFeedback, DimensionValue} from 'react-native'
 import {FocusScope} from '@tamagui/focus-scope'
 import Animated, {FadeInDown, FadeIn, FadeOut} from 'react-native-reanimated'
 
 import {useTheme, atoms as a, useBreakpoints} from '#/alf'
 import {EventStopper} from '#/view/com/util/EventStopper'
-import {H3, Text} from '#/view/com/Typography'
+import {Text} from '#/view/com/Typography'
 import {Portal} from '#/view/com/Portal'
-import {DialogProps} from '#/view/com/Dialog/types'
 import {Button} from '#/view/com/Button'
 
+import {DialogProps, DialogControl} from '#/view/com/Dialog/types'
+
 const Context = React.createContext<{
-  dismiss: () => void
+  close: () => void
 }>({
-  dismiss: () => {},
+  close: () => {},
 })
 
+export function useDialogControl() {
+  const control = React.useRef<DialogControl>({
+    open: () => {},
+    close: () => {},
+  })
+
+  return control
+}
+
 export function useDialog() {
   return React.useContext(Context)
 }
 
 export function Outer({
-  isOpen,
-  onDismiss,
+  control,
+  onClose,
   children,
 }: React.PropsWithChildren<DialogProps>) {
   const t = useTheme()
   const {gtMobile} = useBreakpoints()
+  const [isOpen, setIsOpen] = React.useState(false)
 
-  const dismiss = React.useCallback(() => {
-    onDismiss()
-  }, [onDismiss])
+  const open = React.useCallback(() => {
+    setIsOpen(true)
+  }, [setIsOpen])
+
+  const close = React.useCallback(() => {
+    setIsOpen(false)
+    onClose?.()
+  }, [onClose, setIsOpen])
+
+  useImperativeHandle(
+    control,
+    () => ({
+      open,
+      close,
+    }),
+    [open, close],
+  )
 
   React.useEffect(() => {
     function handler(e: KeyboardEvent) {
-      if (e.key === 'Escape') dismiss()
+      if (e.key === 'Escape') close()
     }
 
     document.addEventListener('keydown', handler)
 
     return () => document.removeEventListener('keydown', handler)
-  }, [dismiss])
+  }, [close])
 
-  const context = React.useMemo(() => ({dismiss}), [dismiss])
+  const context = React.useMemo(() => ({close}), [close])
 
   return (
     <>
@@ -51,7 +76,7 @@ export function Outer({
           <Context.Provider value={context}>
             <TouchableWithoutFeedback
               accessibilityRole="button"
-              onPress={onDismiss}>
+              onPress={close}>
               <View
                 style={[
                   a.absolute,
@@ -84,11 +109,8 @@ export function Outer({
                     <Animated.View
                       entering={FadeInDown.duration(200)}
                       exiting={FadeOut.duration(200)}
-                      aria-role="dialog"
-                    >
-                      <EventStopper>
-                        {children}
-                      </EventStopper>
+                      aria-role="dialog">
+                      <EventStopper>{children}</EventStopper>
                     </Animated.View>
                   </FocusScope>
                 </View>
@@ -104,52 +126,46 @@ export function Outer({
 export function Inner(props: React.PropsWithChildren<{}>) {
   const t = useTheme()
   return (
-    <View style={[
-      a.relative,
-      a.rounded_md,
-      a.p_xl,
-      t.atoms.bg,
-    ]}>
+    <View style={[a.relative, a.rounded_md, a.p_xl, t.atoms.bg]}>
       {props.children}
     </View>
   )
 }
 
-export function Header({ children, title }: React.PropsWithChildren<{ title: string }>) {
-  const t = useTheme()
-  return (
-    <View style={[a.flex_row, a.justify_between, a.mb_lg]}>
-      <H3 style={[t.atoms.text_contrast_500, a.pr_lg]}>{title}</H3>
-      {children}
-    </View>
-  )
+export function Handle() {
+  return null
 }
 
 export function Close() {
   const t = useTheme()
-  const {dismiss} = useDialog()
+  const {close} = useDialog()
   return (
-    <View style={[
-      a.absolute,
-      a.z_10,
-      {
-        top: a.pt_lg.paddingTop,
-        right: a.pr_lg.paddingRight,
-      }
-    ]}>
-      <Button onPress={dismiss} accessibilityLabel='Close dialog' accessibilityHint='Clicking this button will close the current dialog.'>
-        {({ state}) => (
-          <View style={[
-            a.justify_center,
-            a.align_center,
-            a.rounded_full,
-            t.atoms.bg_contrast_200,
-            {
-              pointerEvents: 'none',
-              height: 32,
-              width: 32,
-            }
-          ]}>
+    <View
+      style={[
+        a.absolute,
+        a.z_10,
+        {
+          top: a.pt_lg.paddingTop,
+          right: a.pr_lg.paddingRight,
+        },
+      ]}>
+      <Button
+        onPress={close}
+        accessibilityLabel="Close dialog"
+        accessibilityHint="Clicking this button will close the current dialog.">
+        {() => (
+          <View
+            style={[
+              a.justify_center,
+              a.align_center,
+              a.rounded_full,
+              t.atoms.bg_contrast_200,
+              {
+                pointerEvents: 'none',
+                height: 32,
+                width: 32,
+              },
+            ]}>
             <Text>X</Text>
           </View>
         )}

src/view/com/Dialog/types.ts

@@ -1,4 +1,11 @@
-export type DialogProps = {
-  isOpen: boolean
-  onDismiss: () => void
+import React from 'react'
+
+export type DialogControl = {
+  open: (index?: number) => void
+  close: () => void
+}
+
+export type DialogProps = {
+  control: React.RefObject<DialogControl>
+  onClose?: () => void
 }

src/view/screens/DebugNew.tsx

@@ -318,22 +318,29 @@ function Forms() {
 }
 
 function Dialogs() {
-  const [isOpen, setIsOpen] = React.useState(false)
+  const control = Dialog.useDialogControl()
 
   return (
     <>
-      <Button type='secondary' size='small' onPress={() => setIsOpen(true)} accessibilityLabel='Open basic dialog' accessibilityHint='Open basic dialog'>
+      <Button
+        type="secondary"
+        size="small"
+        onPress={() => control.current.open()}
+        accessibilityLabel="Open basic dialog"
+        accessibilityHint="Open basic dialog">
         Open basic dialog
       </Button>
-      <Dialog.Outer isOpen={isOpen} onDismiss={() => setIsOpen(false)}>
-        <Dialog.Inner>
-          <Dialog.Close />
-          <Dialog.Header title='Basic dialog' />
 
-          <Button type='primary' size='small' onPress={() => setIsOpen(false)} accessibilityLabel='Open basic dialog' accessibilityHint='Open basic dialog'>
-            Close basic dialog
-          </Button>
-          <Button type='secondary' size='small' onPress={() => setIsOpen(false)} accessibilityLabel='Open basic dialog' accessibilityHint='Open basic dialog'>
+      <Dialog.Outer control={control}>
+        <Dialog.Inner>
+          <Dialog.Handle />
+          <Dialog.Close />
+          <Button
+            type="primary"
+            size="small"
+            onPress={() => control.current.close()}
+            accessibilityLabel="Open basic dialog"
+            accessibilityHint="Open basic dialog">
             Close basic dialog
           </Button>
         </Dialog.Inner>