feat: implement reverse paging

packages/react-uploads-list/package.json

@@ -32,7 +32,7 @@
   "dependencies": {
     "@w3ui/react-keyring": "workspace:^",
     "@w3ui/uploads-list-core": "workspace:^",
-    "@web3-storage/capabilities": "^2.2.0",
+    "@web3-storage/capabilities": "^2.3.0",
     "ariakit-react-utils": "0.17.0-next.27"
   },
   "peerDependencies": {

packages/react-uploads-list/src/UploadsList.tsx

@@ -29,26 +29,29 @@ export type UploadsListComponentContextValue = [
   actions: UploadsListComponentContextActions
 ]
 
-export const UploadsListComponentContext =
-  createContext<UploadsListComponentContextValue>([
-    {
-      /**
-       * A boolean indicating whether the uploads list
-       * is currently loading data from the server.
-       */
-      loading: false
-    },
-    {
-      /**
-       * A function that will load the next page of results.
-       */
-      next: async () => {},
-      /**
-       * A function that will reload the uploads list.
-       */
-      reload: async () => {}
-    }
-  ])
+export const UploadsListComponentContext = createContext<UploadsListComponentContextValue>([
+  {
+    /**
+     * A boolean indicating whether the uploads list
+     * is currently loading data from the server.
+     */
+    loading: false
+  },
+  {
+    /**
+     * A function that will load the previous page of results.
+     */
+    prev: async () => {},
+    /**
+     * A function that will load the next page of results.
+     */
+    next: async () => {},
+    /**
+     * A function that will reload the uploads list.
+     */
+    reload: async () => {}
+  }
+])
 
 export type UploadsListRootOptions = Options<typeof Fragment>
 export type UploadsListRenderProps = Omit<
@@ -94,9 +97,26 @@ export const UploadsListRoot = (props: UploadsListRootProps): JSX.Element => {
   )
 }
 
+export type PrevButtonOptions<T extends As = 'button'> = Options<T>
+export type PrevButtonProps<T extends As = 'button'> = Props<PrevButtonOptions<T>>
+
+/**
+ * Button that loads the next page of results.
+ *
+ * A 'button' designed to work with `UploadsList`. Any passed props will
+ * be passed along to the `button` component.
+ */
+export const PrevButton: Component<PrevButtonProps> = createComponent((props: any) => {
+  const [, { prev }] = useContext(UploadsListComponentContext)
+  const onClick = useCallback((e: React.MouseEvent) => {
+    e.preventDefault()
+    void prev()
+  }, [prev])
+  return createElement('button', { ...props, onClick })
+})
+
 export type NextButtonOptions<T extends As = 'button'> = Options<T>
-export type NextButtonProps<T extends As = 'button'> =
-  Props<NextButtonOptions<T>>
+export type NextButtonProps<T extends As = 'button'> = Props<NextButtonOptions<T>>
 
 /**
  * Button that loads the next page of results.
@@ -119,9 +139,7 @@ export const NextButton: Component<NextButtonProps> = createComponent(
 )
 
 export type ReloadButtonOptions<T extends As = 'button'> = Options<T>
-export type ReloadButtonProps<T extends As = 'button'> = Props<
-ReloadButtonOptions<T>
->
+export type ReloadButtonProps<T extends As = 'button'> = Props<ReloadButtonOptions<T>>
 
 /**
  * Button that reloads an `UploadsList`.
@@ -150,7 +168,4 @@ export function useUploadsListComponent (): UploadsListComponentContextValue {
   return useContext(UploadsListComponentContext)
 }
 
-export const UploadsList = Object.assign(UploadsListRoot, {
-  NextButton,
-  ReloadButton
-})
+export const UploadsList = Object.assign(UploadsListRoot, { PrevButton, NextButton, ReloadButton })

packages/react-uploads-list/src/providers/UploadsList.tsx

@@ -19,6 +19,7 @@ export const uploadsListContextDefaultValue: UploadsListContextValue = [
     loading: false
   },
   {
+    prev: async () => {},
     next: async () => {},
     reload: async () => {}
   }
@@ -46,13 +47,14 @@ export function UploadsListProvider ({
   children
 }: UploadsListProviderProps): JSX.Element {
   const [{ space, agent }, { getProofs }] = useKeyring()
-  const [cursor, setCursor] = useState<string>()
+  const [before, setBefore] = useState<string>()
+  const [after, setAfter] = useState<string>()
   const [loading, setLoading] = useState(false)
   const [error, setError] = useState<Error>()
   const [data, setData] = useState<UploadListResult[]>()
   const [controller, setController] = useState(new AbortController())
 
-  const loadPage = async (cursor?: string): Promise<void> => {
+  const loadPage = async (cursor?: string, pre?: boolean): Promise<void> => {
     if (space == null) return
     if (agent == null) return
 
@@ -71,11 +73,15 @@ export function UploadsListProvider ({
       const page = await list(conf, {
         cursor,
         size,
+        pre,
         signal: newController.signal,
         connection
       })
-      setCursor(page.cursor)
-      setData(page.results)
+      if (page.size > 0) {
+        setBefore(page.before)
+        setAfter(page.after)
+        setData(page.results)
+      }
     } catch (error_: any) {
       if (error_.name !== 'AbortError') {
         /* eslint-disable no-console */
@@ -90,17 +96,20 @@ export function UploadsListProvider ({
 
   const state = { data, loading, error }
   const actions = {
-    next: async (): Promise<void> => {
-      await loadPage(cursor)
-    },
+    next: async (): Promise<void> => { await loadPage(after) },
+    prev: async (): Promise<void> => { await loadPage(before, true) },
     reload: async (): Promise<void> => {
-      setCursor(undefined)
+      setBefore(undefined)
+      setAfter(undefined)
       await loadPage()
     }
   }
 
   // we should reload the page any time the space or agent change
   useEffect(() => {
+    setBefore(undefined)
+    setAfter(undefined)
+    setData([])
     void loadPage()
   }, [space, agent])
 

packages/react/src/UploadsList.tsx

@@ -1,15 +1,21 @@
-import type { UploadListResult } from '@w3ui/uploads-list-core'
 import React from 'react'
+import { ChevronLeftIcon, ChevronRightIcon, ArrowPathIcon } from '@heroicons/react/20/solid'
+import type { UploadListResult } from '@w3ui/uploads-list-core'
 import { UploadsList as UploadsListCore } from '@w3ui/react-uploads-list'
 
-function Uploads ({ uploads }: { uploads?: UploadListResult[] }): JSX.Element {
+interface UploadsProps {
+  uploads?: UploadListResult[]
+  loading: boolean
+}
+
+function Uploads ({ uploads, loading }: UploadsProps): JSX.Element {
   return uploads === undefined || uploads.length === 0
     ? (
       <>
         <div className='w3-uploads-list-no-uploads'>No uploads</div>
-        <nav>
-          <UploadsListCore.ReloadButton className='reload w3ui-button'>
-            Reload
+        <nav className='flex flex-row justify-center'>
+          <UploadsListCore.ReloadButton className='reload w3ui-button w-auto px-2'>
+            <ArrowPathIcon className={`h-6 w-6  ${loading ? 'animate-spin' : ''}`}/>
           </UploadsListCore.ReloadButton>
         </nav>
       </>
@@ -36,13 +42,16 @@ function Uploads ({ uploads }: { uploads?: UploadListResult[] }): JSX.Element {
             </tbody>
           </table>
         </div>
-        <nav>
-          <UploadsListCore.NextButton className='next w3ui-button'>
-            Next
-          </UploadsListCore.NextButton>
-          <UploadsListCore.ReloadButton className='reload w3ui-button'>
-            Reload
+        <nav className='flex flex-row justify-center'>
+          <UploadsListCore.PrevButton className='prev w3ui-button w-auto px-2'>
+            <ChevronLeftIcon className='h-6 w-6'/>
+          </UploadsListCore.PrevButton>
+          <UploadsListCore.ReloadButton className='reload w3ui-button w-auto px-2'>
+            <ArrowPathIcon className={`h-6 w-6  ${loading ? 'animate-spin' : ''}`}/>
           </UploadsListCore.ReloadButton>
+          <UploadsListCore.NextButton className='next w3ui-button w-auto px-2'>
+            <ChevronRightIcon className='h-6 w-6'/>
+          </UploadsListCore.NextButton>
         </nav>
       </>
       )
@@ -53,7 +62,7 @@ export const UploadsList = (): JSX.Element => {
     <UploadsListCore>
       {(props) => (
         <div className='w3-uploads-list'>
-          <Uploads uploads={props.uploadsList?.[0].data} />
+          <Uploads uploads={props.uploadsList?.[0].data} loading={props.uploadsList?.[0].loading ?? false}/>
         </div>
       )}
     </UploadsListCore>

packages/uploader-core/package.json

@@ -29,7 +29,7 @@
   "homepage": "https://github.com/web3-storage/w3ui/tree/main/packages/uploader-core",
   "dependencies": {
     "@ucanto/interface": "^4.2.3",
-    "@web3-storage/upload-client": "^5.4.0",
+    "@web3-storage/upload-client": "^6.0.0",
     "multiformats": "^11.0.1"
   },
   "eslintConfig": {

packages/uploads-list-core/package.json

@@ -29,7 +29,7 @@
   "homepage": "https://github.com/web3-storage/w3ui/tree/main/packages/uploads-list-core",
   "dependencies": {
     "@ucanto/interface": "^4.2.3",
-    "@web3-storage/upload-client": "^5.4.0"
+    "@web3-storage/upload-client": "^6.0.0"
   },
   "eslintConfig": {
     "extends": [

packages/uploads-list-core/src/index.ts

@@ -30,6 +30,10 @@ export interface UploadsListContextState {
 }
 
 export interface UploadsListContextActions {
+  /**
+   * Load the next page of results.
+   */
+  prev: () => Promise<void>
   /**
    * Load the next page of results.
    */