[Breaking] Change patch event signature to match automerge's patchCallback (#110)

* Change patch event signature to match automerge

* Update to latest Automerge

* Update deps

* Update readme

Author: acurrieclark

package.json

@@ -52,6 +52,6 @@
     "arrowParens": "avoid"
   },
   "dependencies": {
-    "@automerge/automerge": "2.1.0-alpha.7"
+    "@automerge/automerge": "2.1.0-alpha.8"
   }
 }

packages/automerge-repo-demo-counter-svelte/package.json

@@ -9,7 +9,7 @@
     "check": "svelte-check --tsconfig ./tsconfig.json"
   },
   "dependencies": {
-    "@automerge/automerge": "^2.1.0-alpha.7",
+    "@automerge/automerge": "^2.1.0-alpha.8",
     "@automerge/automerge-repo": "^0.1.2",
     "@automerge/automerge-repo-network-broadcastchannel": "^0.1.2",
     "@automerge/automerge-repo-network-websocket": "^0.1.2",

packages/automerge-repo-demo-counter/package.json

@@ -8,7 +8,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@automerge/automerge": "^2.1.0-alpha.7",
+    "@automerge/automerge": "^2.1.0-alpha.8",
     "@automerge/automerge-repo": "^0.1.2",
     "@automerge/automerge-repo-network-messagechannel": "^0.1.2",
     "@automerge/automerge-repo-network-websocket": "^0.1.2",

packages/automerge-repo-demo-todo/package.json

@@ -8,7 +8,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@automerge/automerge": "^2.1.0-alpha.7",
+    "@automerge/automerge": "^2.1.0-alpha.8",
     "@automerge/automerge-repo": "^0.1.2",
     "@automerge/automerge-repo-network-broadcastchannel": "^0.1.2",
     "@automerge/automerge-repo-network-websocket": "^0.1.2",

packages/automerge-repo-react-hooks/src/useDocument.ts

@@ -14,7 +14,7 @@ export function useDocument<T>(documentId?: DocumentId) {
 
     handle.value().then(v => setDoc(v))
 
-    const onPatch = (h: DocHandlePatchPayload<T>) => setDoc(h.after)
+    const onPatch = (h: DocHandlePatchPayload<T>) => setDoc(h.patchInfo.after)
     handle.on("patch", onPatch)
     const cleanup = () => {
       handle.removeListener("patch", onPatch)

packages/automerge-repo-svelte-store/src/index.ts

@@ -1,7 +1,11 @@
 import type { Doc, ChangeFn } from "@automerge/automerge"
 import { setContext, getContext } from "svelte"
 import { writable } from "svelte/store"
-import { Repo, DocumentId, DocHandlePatchPayload } from "@automerge/automerge-repo"
+import {
+  Repo,
+  DocumentId,
+  DocHandlePatchPayload,
+} from "@automerge/automerge-repo"
 
 const ContextRepoKey = Symbol("svelte-context-automerge-repo")
 
@@ -17,7 +21,7 @@ export function document<T>(documentId: DocumentId) {
   const repo = getContextRepo()
   const handle = repo.find<T>(documentId)
   const { set, subscribe } = writable<Doc<T>>(null, () => {
-    const onPatch = (h: DocHandlePatchPayload<T>) => set(h.after)
+    const onPatch = (h: DocHandlePatchPayload<T>) => set(h.patchInfo.after)
     handle.addListener("patch", onPatch)
     return () => handle.removeListener("patch", onPatch)
   })

packages/automerge-repo-sync-server/package.json

@@ -9,7 +9,7 @@
     "test": "mocha --no-warnings --experimental-specifier-resolution=node --exit"
   },
   "dependencies": {
-    "@automerge/automerge": "^2.1.0-alpha.7",
+    "@automerge/automerge": "^2.1.0-alpha.8",
     "@automerge/automerge-repo": "^0.1.2",
     "@automerge/automerge-repo-network-websocket": "^0.1.2",
     "@automerge/automerge-repo-storage-nodefs": "^0.1.2",

packages/automerge-repo/README.md

@@ -81,7 +81,7 @@ A `DocHandle` also emits these events:
 - `change({handle: DocHandle, doc: Doc<T>})`  
   Called any time changes are created or received on the document. Request the `value()` from the
   handle.
-- `patch({handle: DocHandle, before: Doc, after: Doc, patches: Patch[]})`  
+- `patch({handle: DocHandle, patches: Patch[], patchInfo: PatchInfo})` 
   Useful for manual increment maintenance of a video, most notably for text editors.
 - `delete`  
   Called when the document is deleted locally.

packages/automerge-repo/package.json

@@ -29,7 +29,7 @@
     "http-server": "^14.1.0"
   },
   "peerDependencies": {
-    "@automerge/automerge": "^2.1.0-alpha.7"
+    "@automerge/automerge": "^2.1.0-alpha.8"
   },
   "dependencies": {
     "cbor-x": "^1.3.0",

packages/automerge-repo/src/DocHandle.ts

@@ -38,8 +38,8 @@ export class DocHandle<T> //
 
     // initial doc
     const doc = A.init<T>({
-      patchCallback: (patches, { before, after }) =>
-        this.emit("patch", { handle: this, patches, before, after }),
+      patchCallback: (patches, patchInfo) =>
+        this.emit("patch", { handle: this, patches, patchInfo }),
     })
 
     /**
@@ -288,8 +288,7 @@ export interface DocHandleDeletePayload<T> {
 export interface DocHandlePatchPayload<T> {
   handle: DocHandle<T>
   patches: A.Patch[]
-  before: A.Doc<T>
-  after: A.Doc<T>
+  patchInfo: A.PatchInfo<T>
 }
 
 export interface DocHandleEvents<T> {