Create a collection.collectionWordcloudVersion machinery and action.

Part of #694.

src/actions.ts

@@ -99,6 +99,7 @@ export const RANDOMIZE_SALT = 'RANDOMIZE_SALT';
 export const SELECT_CARDS = 'SELECT_CARDS';
 export const UNSELECT_CARDS = 'UNSELECT_CARDS';
 export const CLEAR_SELECTED_CARDS = 'CLEAR_SELECTED_CARDS';
+export const INCREMENT_COLLECTION_WORD_CLOUD_VERSION = 'INCREMENT_COLLECTION_WORD_CLOUD_VERSION';
 //Comments
 export const COMMENTS_UPDATE_THREADS = 'COMMENTS_UPDATE_THREADS';
 export const COMMENTS_UPDATE_MESSAGES = 'COMMENTS_UPDATE_MESSAGES';
@@ -432,6 +433,10 @@ type ActionClearSelectedCards = {
 	type: typeof CLEAR_SELECTED_CARDS
 };
 
+type ActionIncrementCollectionWordCloudVersion = {
+	type: typeof INCREMENT_COLLECTION_WORD_CLOUD_VERSION
+};
+
 type ActionCommentsUpdateThreads = {
 	type: typeof COMMENTS_UPDATE_THREADS,
 	threads: CommentThreads
@@ -1045,6 +1050,7 @@ export type SomeAction = ActionAIRequestStarted
 	| ActionSelectCards
 	| ActionUnselectCards
 	| ActionClearSelectedCards
+	| ActionIncrementCollectionWordCloudVersion
 	| ActionCommentsUpdateThreads
 	| ActionCommentsUpdateMessages
 	| ActionUpdateCards

src/actions/collection.ts

@@ -74,6 +74,7 @@ import {
 
 import {
 	CLEAR_SELECTED_CARDS,
+	INCREMENT_COLLECTION_WORD_CLOUD_VERSION,
 	RANDOMIZE_SALT,
 	SELECT_CARDS,
 	SHOW_CARD,
@@ -528,4 +529,10 @@ export const clearSelectedCards = () : SomeAction => {
 	return {
 		type: CLEAR_SELECTED_CARDS
 	};
+};
+
+export const incrementCollectionWordCloud = () : SomeAction => {
+	return {
+		type: INCREMENT_COLLECTION_WORD_CLOUD_VERSION
+	};
 };

src/filters.ts

@@ -2084,5 +2084,6 @@ export const INITIAL_STATE : CollectionState = {
 	activeCardID: '',
 	randomSalt: randomString(16),
 	activeRenderOffset: 0,
-	selectedCards: {}
+	selectedCards: {},
+	collectionWordCloudVersion: 0
 };

src/reducers/collection.ts

@@ -15,6 +15,7 @@ import {
 	SELECT_CARDS,
 	UNSELECT_CARDS,
 	CLEAR_SELECTED_CARDS,
+	INCREMENT_COLLECTION_WORD_CLOUD_VERSION,
 } from '../actions.js';
 
 import {
@@ -132,6 +133,11 @@ const app = (state : CollectionState = INITIAL_STATE, action : SomeAction) : Col
 			...state,
 			selectedCards: {}
 		};
+	case INCREMENT_COLLECTION_WORD_CLOUD_VERSION:
+		return {
+			...state,
+			collectionWordCloudVersion: state.collectionWordCloudVersion + 1
+		};
 	default:
 		return state;
 	}

src/selectors.ts

@@ -180,6 +180,7 @@ export const selectFetchedCard = (state : State) => state.app.fetchedCard;
 export const selectCardBeingFetched = (state : State) => state.app.cardBeingFetched;
 export const selectCardsDrawerInfoExpanded = (state : State) => state.app.cardsDrawerInfoExpanded;
 export const selectConfigureCollectionDialogOpen = (state : State) => state.app ? state.app.configureCollectionDialogOpen : false;
+export const selectCollectionWordCloudVersion = (state : State) => state.collection ? state.collection.collectionWordCloudVersion : 0;
 export const selectSuggestMissingConceptsEnabled = (state : State) => state.app.suggestMissingConceptsEnabled;
 
 export const selectComposeOpen = (state : State) => state.prompt ? state.prompt.composeOpen : false;

src/types.ts

@@ -1245,7 +1245,9 @@ export type CollectionState = {
 	activeRenderOffset: number,
 	//This is the set of cards that are currently selected. Selection state is
 	//ephemeral and not persisted.
-	selectedCards: FilterMap
+	selectedCards: FilterMap,
+	//It's very expensive to update the collectionWordCloud, so we only update it when this is incremented.
+	collectionWordCloudVersion: number
 }
 
 export type CommentsState = {