refactor: Allow to pass custom items/emit to mentions plugin

Signed-off-by: Julius Härtl <[email protected]>

src/components/Mention/suggestion.js

@@ -15,7 +15,7 @@ const emitMention = ({ session, props }) => {
 	})
 }
 
-export default ({ session }) => ({
+export default ({ session, params }) => ({
 	items: async ({ query }) => {
 		const params = {
 			documentId: session.documentId,
@@ -36,7 +36,14 @@ export default ({ session }) => ({
 	},
 
 	command: ({ editor, range, props }) => {
-		emitMention({ session, props })
+		if (params.emitMention) {
+			params.emitMention({ props })
+		} else {
+			emitMention({
+				session,
+				props,
+			})
+		}
 
 		// Insert mention
 		// from https://github.com/ueberdosis/tiptap/blob/9a254bf9daf6d839bd02c968e14837098b903b38/packages/extension-mention/src/mention.ts
@@ -129,4 +136,5 @@ export default ({ session }) => ({
 			},
 		}
 	},
+	...params,
 })