Create src/reducers/addon-util.js

src/reducers/addon-util.js

@@ -0,0 +1,30 @@
+const SET_SOUND_EDITOR_WAVEFORM_CHUNK_SIZE = 'scratch-gui/addon-util/SET_SOUND_EDITOR_WAVEFORM_CHUNK_SIZE';
+
+const initialState = {
+    soundEditorWaveformChunkSize: 1024,
+};
+
+const reducer = function (state, action) {
+    if (typeof state === 'undefined') state = initialState;
+    switch (action.type) {
+        case SET_SOUND_EDITOR_WAVEFORM_CHUNK_SIZE:
+            return {
+                soundEditorWaveformChunkSize: action.chunkSize
+            };
+        default:
+            return state;
+    }
+};
+
+const setSoundEditorWaveformChunkSize = function (chunkSize) {
+    return {
+        type: SET_SOUND_EDITOR_WAVEFORM_CHUNK_SIZE,
+        chunkSize: chunkSize
+    };
+};
+
+export {
+    reducer as default,
+    initialState as addonUtilInitialState,
+    setSoundEditorWaveformChunkSize
+};