feat: allow file drop on path breadcrumb

packages/convex/model/directories.ts

@@ -5,6 +5,7 @@ import type {
 } from "../functions"
 import * as Err from "./error"
 import type { FilePath, ReverseFilePath } from "./filesystem"
+import { newDirectoryHandle } from "./filesystem"
 
 type Directory = {
 	kind: "directory"
@@ -42,12 +43,20 @@ export async function fetch(
 		)
 	}
 
-	const path: ReverseFilePath = [{ id: directoryId, name: directory.name }]
+	const path: ReverseFilePath = [
+		{
+			handle: newDirectoryHandle(directoryId),
+			name: directory.name,
+		},
+	]
 	let parentDirId = directory.parentId
 	while (parentDirId) {
 		const parentDir = await ctx.db.get(parentDirId)
 		if (parentDir) {
-			path.push({ id: parentDir._id, name: parentDir.name })
+			path.push({
+				handle: newDirectoryHandle(parentDir._id),
+				name: parentDir.name,
+			})
 			parentDirId = parentDir.parentId
 		} else {
 			throw Err.create(Err.Code.Internal)

packages/convex/model/filesystem.ts

@@ -1,12 +1,12 @@
 import type { Id } from "../_generated/dataModel"
 
 export type DirectoryPathComponent = {
-	id: Id<"directories">
+	handle: DirectoryHandle
 	name: string
 }
 
 export type FilePathComponent = {
-	id: Id<"files">
+	handle: FileHandle
 	name: string
 }
 
@@ -15,3 +15,23 @@ export type PathComponent = FilePathComponent | DirectoryPathComponent
 export type FilePath = [...DirectoryPathComponent[], PathComponent]
 
 export type ReverseFilePath = [PathComponent, ...DirectoryPathComponent[]]
+
+export type FileHandle = {
+	kind: "file"
+	id: Id<"files">
+}
+
+export type DirectoryHandle = {
+	kind: "directory"
+	id: Id<"directories">
+}
+
+export type FileSystemHandle = DirectoryHandle | FileHandle
+
+export function newDirectoryHandle(id: Id<"directories">): DirectoryHandle {
+	return { kind: "directory", id }
+}
+
+export function newFileHandle(id: Id<"files">): FileHandle {
+	return { kind: "file", id }
+}

packages/web/src/directories/directory-page/directory-content-table.tsx

@@ -1,6 +1,10 @@
 import { api } from "@fileone/convex/_generated/api"
-import type { Doc, Id } from "@fileone/convex/_generated/dataModel"
+import type { Doc } from "@fileone/convex/_generated/dataModel"
 import type { DirectoryItem } from "@fileone/convex/model/directories"
+import {
+	newDirectoryHandle,
+	newFileHandle,
+} from "@fileone/convex/model/filesystem"
 import { useMutation } from "@tanstack/react-query"
 import { Link } from "@tanstack/react-router"
 import {
@@ -13,7 +17,7 @@ import {
 import { useMutation as useContextMutation } from "convex/react"
 import { useAtom, useAtomValue, useSetAtom, useStore } from "jotai"
 import { CheckIcon, TextCursorInputIcon, TrashIcon, XIcon } from "lucide-react"
-import { useContext, useEffect, useId, useRef, useState } from "react"
+import { useContext, useEffect, useId, useRef } from "react"
 import { toast } from "sonner"
 import { DirectoryIcon } from "@/components/icons/directory-icon"
 import { Checkbox } from "@/components/ui/checkbox"
@@ -402,7 +406,10 @@ function FileItemRow({
 	const setDragInfo = useSetAtom(dragInfoAtom)
 
 	const { isDraggedOver, dropHandlers } = useFileDrop({
-		item: row.original,
+		item:
+			row.original.kind === "directory"
+				? newDirectoryHandle(row.original.doc._id)
+				: null,
 		dragInfoAtom,
 	})
 
@@ -412,9 +419,10 @@ function FileItemRow({
 				"application/x-internal",
 				JSON.stringify(row.original),
 			)
+			const fileHandle = newFileHandle(row.original.doc._id)
 			setDragInfo({
-				source: row.original,
-				items: [row.original.doc._id],
+				source: fileHandle,
+				items: [fileHandle],
 			})
 		}
 	}

packages/web/src/directories/directory-page/directory-page.tsx

@@ -1,5 +1,8 @@
 import { api } from "@fileone/convex/_generated/api"
-import type { PathComponent } from "@fileone/convex/model/filesystem"
+import type {
+	DirectoryHandle,
+	PathComponent,
+} from "@fileone/convex/model/filesystem"
 import { useMutation } from "@tanstack/react-query"
 import { Link } from "@tanstack/react-router"
 import { useMutation as useConvexMutation } from "convex/react"
@@ -30,10 +33,17 @@ import {
 	BreadcrumbSeparator,
 } from "../../components/ui/breadcrumb"
 import { Button } from "../../components/ui/button"
+import {
+	Tooltip,
+	TooltipContent,
+	TooltipTrigger,
+} from "../../components/ui/tooltip"
+import { useFileDrop } from "../../files/use-file-drop"
+import { cn } from "../../lib/utils"
 import { DirectoryPageContext } from "./context"
 import { DirectoryContentTable } from "./directory-content-table"
 import { RenameFileDialog } from "./rename-file-dialog"
-import { newItemKindAtom, openedFileAtom } from "./state"
+import { dragInfoAtom, newItemKindAtom, openedFileAtom } from "./state"
 
 export function DirectoryPage() {
 	return (
@@ -57,12 +67,10 @@ export function DirectoryPage() {
 function FilePathBreadcrumb() {
 	const { rootDirectory, directory } = useContext(DirectoryPageContext)
 
-	console.log(directory.path)
-
 	const breadcrumbItems: React.ReactNode[] = []
 	for (let i = 1; i < directory.path.length - 1; i++) {
 		breadcrumbItems.push(
-			<Fragment key={directory.path[i]!.id}>
+			<Fragment key={directory.path[i]!.handle.id}>
 				<BreadcrumbSeparator />
 				<FilePathBreadcrumbItem component={directory.path[i]!} />
 			</Fragment>,
@@ -90,14 +98,29 @@ function FilePathBreadcrumb() {
 }
 
 function FilePathBreadcrumbItem({ component }: { component: PathComponent }) {
+	const { isDraggedOver, dropHandlers } = useFileDrop({
+		item: component.handle as DirectoryHandle,
+		dragInfoAtom,
+	})
+
+	const dirName = component.name || "All Files"
+
 	return (
-		<BreadcrumbItem>
-			<BreadcrumbLink asChild>
-				<Link to={`/directories/${component.id}`}>
-					{component.name || "All Files"}
-				</Link>
-			</BreadcrumbLink>
-		</BreadcrumbItem>
+		<Tooltip open={isDraggedOver}>
+			<TooltipTrigger asChild>
+				<BreadcrumbItem
+					className={cn({ "bg-muted": isDraggedOver })}
+					{...dropHandlers}
+				>
+					<BreadcrumbLink asChild>
+						<Link to={`/directories/${component.handle.id}`}>
+							{dirName}
+						</Link>
+					</BreadcrumbLink>
+				</BreadcrumbItem>
+			</TooltipTrigger>
+			<TooltipContent>Move to {dirName}</TooltipContent>
+		</Tooltip>
 	)
 }
 

packages/web/src/files/use-file-drop.ts

@@ -1,6 +1,10 @@
 import { api } from "@fileone/convex/_generated/api"
 import type { Doc, Id } from "@fileone/convex/_generated/dataModel"
-import type { DirectoryItem } from "@fileone/convex/model/directories"
+import type {
+	DirectoryHandle,
+	FileHandle,
+	FileSystemHandle,
+} from "@fileone/convex/model/filesystem"
 import { useMutation } from "@tanstack/react-query"
 import { useMutation as useContextMutation } from "convex/react"
 import type { Atom } from "jotai"
@@ -9,14 +13,17 @@ import { useState } from "react"
 import { toast } from "sonner"
 
 export interface FileDragInfo {
-	source: DirectoryItem
-	items: Id<"files">[]
+	source: FileSystemHandle
+	items: FileHandle[]
 }
 
 export interface UseFileDropOptions {
-	item: DirectoryItem
+	item: DirectoryHandle | null
 	dragInfoAtom: Atom<FileDragInfo | null>
-	onDropSuccess?: (items: Id<"files">[], targetDirectory: Doc<"directories">) => void
+	onDropSuccess?: (
+		items: Id<"files">[],
+		targetDirectory: Doc<"directories">,
+	) => void
 }
 
 export interface UseFileDropReturn {
@@ -54,10 +61,10 @@ export function useFileDrop({
 
 	const handleDrop = (_e: React.DragEvent) => {
 		const dragInfo = store.get(dragInfoAtom)
-		if (dragInfo && item.kind === "directory") {
+		if (dragInfo && item) {
 			moveFiles({
-				targetDirectoryId: item.doc._id,
-				items: dragInfo.items,
+				targetDirectoryId: item.id,
+				items: dragInfo.items.map((item) => item.id),
 			})
 		}
 		setIsDraggedOver(false)
@@ -65,11 +72,7 @@ export function useFileDrop({
 
 	const handleDragOver = (e: React.DragEvent) => {
 		const dragInfo = store.get(dragInfoAtom)
-		if (
-			dragInfo &&
-			dragInfo.source !== item &&
-			item.kind === "directory"
-		) {
+		if (dragInfo && item) {
 			e.preventDefault()
 			e.dataTransfer.dropEffect = "move"
 			setIsDraggedOver(true)