Prepare frontend repository for monorepo

This change prepares the frontend Git repository for the monorepo
residing at https://github.com/atlarge-research.com/opendc. To
accomodate for this, we move all files into a frontend subdirectory.

1 files changed, 39 insertions, 0 deletions

diff --git a/frontend/src/reducers/map.js b/frontend/src/reducers/map.js
new file mode 100644
index 00000000..b75dc051
--- /dev/null
+++ b/frontend/src/reducers/map.js
@@ -0,0 +1,39 @@
+import { combineReducers } from "redux";
+import {
+  SET_MAP_DIMENSIONS,
+  SET_MAP_POSITION,
+  SET_MAP_SCALE
+} from "../actions/map";
+
+export function position(state = { x: 0, y: 0 }, action) {
+  switch (action.type) {
+    case SET_MAP_POSITION:
+      return { x: action.x, y: action.y };
+    default:
+      return state;
+  }
+}
+
+export function dimensions(state = { width: 600, height: 400 }, action) {
+  switch (action.type) {
+    case SET_MAP_DIMENSIONS:
+      return { width: action.width, height: action.height };
+    default:
+      return state;
+  }
+}
+
+export function scale(state = 1, action) {
+  switch (action.type) {
+    case SET_MAP_SCALE:
+      return action.scale;
+    default:
+      return state;
+  }
+}
+
+export const map = combineReducers({
+  position,
+  dimensions,
+  scale
+});