add calculator-react

calculator-react/src/reducers/innerWindowHeightReducer.js

@@ -0,0 +1,14 @@
+import { SETWINDOWINNERHEIGHT } from "../actions/innerWindowHeightAction";
+
+export default (state, action) => {
+  if (!state) {
+    state = window.innerHeight;
+  }
+
+  switch (action.type) {
+    case SETWINDOWINNERHEIGHT:
+      return action.windowInnerHeight;
+    default:
+      return state;
+  }
+};

calculator-react/src/reducers/innerWindowWidthReducer.js

@@ -0,0 +1,14 @@
+import { SETWINDOWINNERWIDTH } from "../actions/innerWindowWidthAction";
+
+export default (state, action) => {
+  if (!state) {
+    state = window.innerWidth;
+  }
+
+  switch (action.type) {
+    case SETWINDOWINNERWIDTH:
+      return action.windowInnerWidth;
+    default:
+      return state;
+  };
+};

calculator-react/src/reducers/inputStringReducer.js

@@ -0,0 +1,14 @@
+import { SETINPUTSTRING } from "../actions/inputStringAction";
+
+export default (state, action) => {
+  if (!state) {
+    state = '';
+  }
+
+  switch (action.type) {
+    case SETINPUTSTRING:
+      return action.inputString;
+    default:
+      return state;
+  };
+};

calculator-react/src/reducers/operationStringReducer.js

@@ -0,0 +1,14 @@
+import { SETOPERATIONSTRING } from "../actions/operationStringAction";
+
+export default (state, action) => {
+  if (!state) {
+    state = '';
+  }
+
+  switch (action.type) {
+    case SETOPERATIONSTRING:
+      return action.operationString;
+    default:
+      return state;
+  };
+};

calculator-react/src/reducers/rootReducer.js

@@ -0,0 +1,12 @@
+import { combineReducers } from "redux";
+import innerWindowWidthReducer from "./innerWindowWidthReducer";
+import innerWindowHeightReducer from "./innerWindowHeightReducer";
+import inputStringReducer from "./inputStringReducer";
+import operationStringReducer from "./operationStringReducer";
+
+export default combineReducers({
+  innerWindowWidth: innerWindowWidthReducer,
+  innerWindowHeight: innerWindowHeightReducer,
+  inputString: inputStringReducer,
+  operationString: operationStringReducer,
+});