✨ Add missing reset action to todo store

modules/ppcp-settings/resources/js/data/todos/action-types.js

@@ -5,6 +5,12 @@
  */
 
 export default {
+	/**
+	 * Resets the store state to its initial values.
+	 * Used when needing to clear all store data.
+	 */
+	RESET: 'ppcp/todos/RESET',
+
 	// Transient data
 	SET_TRANSIENT: 'ppcp/todos/SET_TRANSIENT',
 	SET_COMPLETED_TODOS: 'ppcp/todos/SET_COMPLETED_TODOS',

modules/ppcp-settings/resources/js/data/todos/actions.js

@@ -17,11 +17,47 @@ import {
 	REST_RESET_DISMISSED_TODOS_PATH,
 } from './constants';
 
-export const setIsReady = ( isReady ) => ( {
-	type: ACTION_TYPES.SET_TRANSIENT,
-	payload: { isReady },
+/**
+ * Special. Resets all values in the store to initial defaults.
+ *
+ * @return {Object} The action.
+ */
+export const reset = () => ( {
+	type: ACTION_TYPES.RESET,
 } );
 
+/**
+ * Generic transient-data updater.
+ *
+ * @param {string} prop  Name of the property to update.
+ * @param {any}    value The new value of the property.
+ * @return {Object} The action.
+ */
+export const setTransient = ( prop, value ) => ( {
+	type: ACTION_TYPES.SET_TRANSIENT,
+	payload: { [ prop ]: value },
+} );
+
+/**
+ * Generic persistent-data updater.
+ *
+ * @param {string} prop  Name of the property to update.
+ * @param {any}    value The new value of the property.
+ * @return {Object} The action.
+ */
+export const setPersistent = ( prop, value ) => ( {
+	type: ACTION_TYPES.SET_PERSISTENT,
+	payload: { [ prop ]: value },
+} );
+
+/**
+ * Transient. Marks the store as "ready", i.e., fully initialized.
+ *
+ * @param {boolean} isReady Whether the store is ready
+ * @return {Object} The action.
+ */
+export const setIsReady = ( isReady ) => setTransient( 'isReady', isReady );
+
 export const setTodos = ( todos ) => ( {
 	type: ACTION_TYPES.SET_TODOS,
 	payload: todos,

modules/ppcp-settings/resources/js/data/todos/reducer.js

@@ -52,6 +52,21 @@ const reducer = createReducer( defaultTransient, defaultPersistent, {
 	[ ACTION_TYPES.SET_TRANSIENT ]: ( state, payload ) =>
 		changeTransient( state, payload ),
 
+	/**
+	 * Resets state to defaults while maintaining initialization status
+	 *
+	 * @param {Object} state Current state
+	 * @return {Object} Reset state
+	 */
+	[ ACTION_TYPES.RESET ]: ( state ) => {
+		const cleanState = changeTransient(
+			changePersistent( state, defaultPersistent ),
+			defaultTransient
+		);
+		cleanState.isReady = true; // Keep initialization flag
+		return cleanState;
+	},
+
 	/**
 	 * Updates todos list
 	 *
@@ -99,6 +114,7 @@ const reducer = createReducer( defaultTransient, defaultPersistent, {
 	},
 
 	/**
+	 * TODO: This is not used anywhere. Remove "SET_TODOS" and use this resolver instead.
 	 * Initializes persistent state with data from the server
 	 *
 	 * @param {Object} state        Current state