Use carousel to display images

2 files changed, 335 insertions, 28 deletions

diff --git a/src/components/expense-documents-input.tsx b/src/components/expense-documents-input.tsx
index 11e5708..80b78f7 100644
--- a/src/components/expense-documents-input.tsx
+++ b/src/components/expense-documents-input.tsx
@@ -1,5 +1,13 @@
 import { Button } from '@/components/ui/button'
 import {
+  Carousel,
+  CarouselApi,
+  CarouselContent,
+  CarouselItem,
+  CarouselNext,
+  CarouselPrevious,
+} from '@/components/ui/carousel'
+import {
   Dialog,
   DialogClose,
   DialogContent,
@@ -12,7 +20,7 @@ import { ExpenseFormValues } from '@/lib/schemas'
 import { Loader2, Plus, Trash, X } from 'lucide-react'
 import { getImageData, useS3Upload } from 'next-s3-upload'
 import Image from 'next/image'
-import { useState } from 'react'
+import { useEffect, useState } from 'react'
 
 type Props = {
   documents: ExpenseFormValues['documents']
@@ -61,8 +69,9 @@ export function ExpenseDocumentsInput({ documents, updateDocuments }: Props) {
           <DocumentThumbnail
             key={doc.id}
             document={doc}
-            deleteDocument={() => {
-              updateDocuments(documents.filter((d) => d.id !== doc.id))
+            documents={documents}
+            deleteDocument={(document) => {
+              updateDocuments(documents.filter((d) => d.id !== document.id))
             }}
           />
         ))}
@@ -89,12 +98,27 @@ export function ExpenseDocumentsInput({ documents, updateDocuments }: Props) {
 
 export function DocumentThumbnail({
   document,
+  documents,
   deleteDocument,
 }: {
   document: ExpenseFormValues['documents'][number]
-  deleteDocument: () => void
+  documents: ExpenseFormValues['documents']
+  deleteDocument: (document: ExpenseFormValues['documents'][number]) => void
 }) {
   const [open, setOpen] = useState(false)
+  const [api, setApi] = useState<CarouselApi>()
+  const [currentDocument, setCurrentDocument] = useState<number | null>(null)
+
+  useEffect(() => {
+    if (!api) return
+
+    api.on('slidesInView', () => {
+      const index = api.slidesInView()[0]
+      if (index !== undefined) {
+        setCurrentDocument(index)
+      }
+    })
+  }, [api])
 
   return (
     <Dialog open={open} onOpenChange={setOpen}>
@@ -112,33 +136,54 @@ export function DocumentThumbnail({
           />
         </Button>
       </DialogTrigger>
-      <DialogContent className="p-4 w-fit min-w-[300px] min-h-[300px] max-w-full [&>:last-child]:hidden">
-        <div className="flex justify-end">
-          <Button
-            variant="ghost"
-            className="text-destructive"
-            onClick={() => {
-              deleteDocument()
-              setOpen(false)
+      <DialogContent className="p-4 w-[100vw] max-w-[100vw] h-[100dvh] max-h-[100dvh] sm:max-w-[calc(100vw-32px)] sm:max-h-[calc(100dvh-32px)] [&>:last-child]:hidden">
+        <div className="flex flex-col gap-4">
+          <div className="flex justify-end">
+            <Button
+              variant="ghost"
+              className="text-destructive"
+              onClick={() => {
+                if (currentDocument !== null) {
+                  deleteDocument(documents[currentDocument])
+                }
+                setOpen(false)
+              }}
+            >
+              <Trash className="w-4 h-4 mr-2" />
+              Delete document
+            </Button>
+            <DialogClose asChild>
+              <Button variant="ghost">
+                <X className="w-4 h-4 mr-2" /> Close
+              </Button>
+            </DialogClose>
+          </div>
+
+          <Carousel
+            opts={{
+              startIndex: documents.indexOf(document),
+              loop: true,
+              align: 'center',
             }}
+            setApi={setApi}
           >
-            <Trash className="w-4 h-4 mr-2" />
-            Delete document
-          </Button>
-          <DialogClose asChild>
-            <Button variant="ghost">
-              <X className="w-4 h-4 mr-2" /> Close
-            </Button>
-          </DialogClose>
+            <CarouselContent>
+              {documents.map((document, index) => (
+                <CarouselItem key={index}>
+                  <Image
+                    className="object-contain w-[calc(100vw-32px)] h-[calc(100dvh-32px-40px-16px)] sm:w-[calc(100vw-32px-32px)] sm:h-[calc(100dvh-32px-40px-16px-32px)]"
+                    src={document.url}
+                    width={document.width}
+                    height={document.height}
+                    alt=""
+                  />
+                </CarouselItem>
+              ))}
+            </CarouselContent>
+            <CarouselPrevious className="left-0 top-auto bottom-0" />
+            <CarouselNext className="right-0 top-auto bottom-0" />
+          </Carousel>
         </div>
-        {/* eslint-disable-next-line @next/next/no-img-element */}
-        <Image
-          className="object-contain w-[100vw] h-[100dvh] max-w-[calc(100vw-32px)] max-h-[calc(100dvh-32px-40px-16px)] sm:w-fit sm:h-fit sm:max-w-[calc(100vw-32px-32px)] sm:max-h-[calc(100dvh-32px-40px-32px)]"
-          src={document.url}
-          width={document.width}
-          height={document.height}
-          alt=""
-        />
       </DialogContent>
     </Dialog>
   )
diff --git a/src/components/ui/carousel.tsx b/src/components/ui/carousel.tsx
new file mode 100644
index 0000000..ec505d0
--- /dev/null
+++ b/src/components/ui/carousel.tsx
@@ -0,0 +1,262 @@
+"use client"
+
+import * as React from "react"
+import useEmblaCarousel, {
+  type UseEmblaCarouselType,
+} from "embla-carousel-react"
+import { ArrowLeft, ArrowRight } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+import { Button } from "@/components/ui/button"
+
+type CarouselApi = UseEmblaCarouselType[1]
+type UseCarouselParameters = Parameters<typeof useEmblaCarousel>
+type CarouselOptions = UseCarouselParameters[0]
+type CarouselPlugin = UseCarouselParameters[1]
+
+type CarouselProps = {
+  opts?: CarouselOptions
+  plugins?: CarouselPlugin
+  orientation?: "horizontal" | "vertical"
+  setApi?: (api: CarouselApi) => void
+}
+
+type CarouselContextProps = {
+  carouselRef: ReturnType<typeof useEmblaCarousel>[0]
+  api: ReturnType<typeof useEmblaCarousel>[1]
+  scrollPrev: () => void
+  scrollNext: () => void
+  canScrollPrev: boolean
+  canScrollNext: boolean
+} & CarouselProps
+
+const CarouselContext = React.createContext<CarouselContextProps | null>(null)
+
+function useCarousel() {
+  const context = React.useContext(CarouselContext)
+
+  if (!context) {
+    throw new Error("useCarousel must be used within a <Carousel />")
+  }
+
+  return context
+}
+
+const Carousel = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement> & CarouselProps
+>(
+  (
+    {
+      orientation = "horizontal",
+      opts,
+      setApi,
+      plugins,
+      className,
+      children,
+      ...props
+    },
+    ref
+  ) => {
+    const [carouselRef, api] = useEmblaCarousel(
+      {
+        ...opts,
+        axis: orientation === "horizontal" ? "x" : "y",
+      },
+      plugins
+    )
+    const [canScrollPrev, setCanScrollPrev] = React.useState(false)
+    const [canScrollNext, setCanScrollNext] = React.useState(false)
+
+    const onSelect = React.useCallback((api: CarouselApi) => {
+      if (!api) {
+        return
+      }
+
+      setCanScrollPrev(api.canScrollPrev())
+      setCanScrollNext(api.canScrollNext())
+    }, [])
+
+    const scrollPrev = React.useCallback(() => {
+      api?.scrollPrev()
+    }, [api])
+
+    const scrollNext = React.useCallback(() => {
+      api?.scrollNext()
+    }, [api])
+
+    const handleKeyDown = React.useCallback(
+      (event: React.KeyboardEvent<HTMLDivElement>) => {
+        if (event.key === "ArrowLeft") {
+          event.preventDefault()
+          scrollPrev()
+        } else if (event.key === "ArrowRight") {
+          event.preventDefault()
+          scrollNext()
+        }
+      },
+      [scrollPrev, scrollNext]
+    )
+
+    React.useEffect(() => {
+      if (!api || !setApi) {
+        return
+      }
+
+      setApi(api)
+    }, [api, setApi])
+
+    React.useEffect(() => {
+      if (!api) {
+        return
+      }
+
+      onSelect(api)
+      api.on("reInit", onSelect)
+      api.on("select", onSelect)
+
+      return () => {
+        api?.off("select", onSelect)
+      }
+    }, [api, onSelect])
+
+    return (
+      <CarouselContext.Provider
+        value={{
+          carouselRef,
+          api: api,
+          opts,
+          orientation:
+            orientation || (opts?.axis === "y" ? "vertical" : "horizontal"),
+          scrollPrev,
+          scrollNext,
+          canScrollPrev,
+          canScrollNext,
+        }}
+      >
+        <div
+          ref={ref}
+          onKeyDownCapture={handleKeyDown}
+          className={cn("relative", className)}
+          role="region"
+          aria-roledescription="carousel"
+          {...props}
+        >
+          {children}
+        </div>
+      </CarouselContext.Provider>
+    )
+  }
+)
+Carousel.displayName = "Carousel"
+
+const CarouselContent = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => {
+  const { carouselRef, orientation } = useCarousel()
+
+  return (
+    <div ref={carouselRef} className="overflow-hidden">
+      <div
+        ref={ref}
+        className={cn(
+          "flex",
+          orientation === "horizontal" ? "-ml-4" : "-mt-4 flex-col",
+          className
+        )}
+        {...props}
+      />
+    </div>
+  )
+})
+CarouselContent.displayName = "CarouselContent"
+
+const CarouselItem = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => {
+  const { orientation } = useCarousel()
+
+  return (
+    <div
+      ref={ref}
+      role="group"
+      aria-roledescription="slide"
+      className={cn(
+        "min-w-0 shrink-0 grow-0 basis-full",
+        orientation === "horizontal" ? "pl-4" : "pt-4",
+        className
+      )}
+      {...props}
+    />
+  )
+})
+CarouselItem.displayName = "CarouselItem"
+
+const CarouselPrevious = React.forwardRef<
+  HTMLButtonElement,
+  React.ComponentProps<typeof Button>
+>(({ className, variant = "outline", size = "icon", ...props }, ref) => {
+  const { orientation, scrollPrev, canScrollPrev } = useCarousel()
+
+  return (
+    <Button
+      ref={ref}
+      variant={variant}
+      size={size}
+      className={cn(
+        "absolute  h-8 w-8 rounded-full",
+        orientation === "horizontal"
+          ? "-left-12 top-1/2 -translate-y-1/2"
+          : "-top-12 left-1/2 -translate-x-1/2 rotate-90",
+        className
+      )}
+      disabled={!canScrollPrev}
+      onClick={scrollPrev}
+      {...props}
+    >
+      <ArrowLeft className="h-4 w-4" />
+      <span className="sr-only">Previous slide</span>
+    </Button>
+  )
+})
+CarouselPrevious.displayName = "CarouselPrevious"
+
+const CarouselNext = React.forwardRef<
+  HTMLButtonElement,
+  React.ComponentProps<typeof Button>
+>(({ className, variant = "outline", size = "icon", ...props }, ref) => {
+  const { orientation, scrollNext, canScrollNext } = useCarousel()
+
+  return (
+    <Button
+      ref={ref}
+      variant={variant}
+      size={size}
+      className={cn(
+        "absolute h-8 w-8 rounded-full",
+        orientation === "horizontal"
+          ? "-right-12 top-1/2 -translate-y-1/2"
+          : "-bottom-12 left-1/2 -translate-x-1/2 rotate-90",
+        className
+      )}
+      disabled={!canScrollNext}
+      onClick={scrollNext}
+      {...props}
+    >
+      <ArrowRight className="h-4 w-4" />
+      <span className="sr-only">Next slide</span>
+    </Button>
+  )
+})
+CarouselNext.displayName = "CarouselNext"
+
+export {
+  type CarouselApi,
+  Carousel,
+  CarouselContent,
+  CarouselItem,
+  CarouselPrevious,
+  CarouselNext,
+}