refactor: 💡 migrate to prosemirror-drop-indicator package (#2111)

Author: Saul-Mirone

packages/plugins/plugin-cursor/package.json

@@ -39,6 +39,7 @@
   "dependencies": {
     "@milkdown/ctx": "workspace:*",
     "@milkdown/prose": "workspace:*",
-    "@milkdown/utils": "workspace:*"
+    "@milkdown/utils": "workspace:*",
+    "prosemirror-drop-indicator": "^0.1.0"
   }
 }

packages/plugins/plugin-cursor/src/drop-indicator/drop-indicator-plugin.ts

@@ -1,9 +1,10 @@
 import { $prose } from '@milkdown/utils'
-
-import type { ShowHandler } from './types'
+import {
+  createDropIndicatorPlugin,
+  type ShowHandler,
+} from 'prosemirror-drop-indicator'
 
 import { withMeta } from '../__internal__/with-meta'
-import { createDropIndicatorPlugin } from './drop-indicator-plugin'
 import { dropIndicatorState } from './state'
 
 /// Drop indicator plugin to update the drop indicator state.

packages/plugins/plugin-cursor/src/drop-indicator/drop-target.ts

@@ -1,6 +1,6 @@
-import { $ctx } from '@milkdown/utils'
+import type { ShowHandlerOptions } from 'prosemirror-drop-indicator'
 
-import type { ShowHandlerOptions } from './types'
+import { $ctx } from '@milkdown/utils'
 
 import { withMeta } from '../__internal__/with-meta'