3 files changed, 105 insertions, 0 deletions
diff --git a/frontend/src/containers/app/map/layers/MapLayer.js b/frontend/src/containers/app/map/layers/MapLayer.js
new file mode 100644
index 00000000..cf971350
--- /dev/null
+++ b/frontend/src/containers/app/map/layers/MapLayer.js
@@ -0,0 +1,13 @@
+import { connect } from "react-redux";
+import MapLayerComponent from "../../../../components/app/map/layers/MapLayerComponent";
+
+const mapStateToProps = state => {
+  return {
+    mapPosition: state.map.position,
+    mapScale: state.map.scale
+  };
+};
+
+const MapLayer = connect(mapStateToProps)(MapLayerComponent);
+
+export default MapLayer;
diff --git a/frontend/src/containers/app/map/layers/ObjectHoverLayer.js b/frontend/src/containers/app/map/layers/ObjectHoverLayer.js
new file mode 100644
index 00000000..9b28575e
--- /dev/null
+++ b/frontend/src/containers/app/map/layers/ObjectHoverLayer.js
@@ -0,0 +1,37 @@
+import { connect } from "react-redux";
+import { addRackToTile } from "../../../../actions/topology/room";
+import ObjectHoverLayerComponent from "../../../../components/app/map/layers/ObjectHoverLayerComponent";
+import { findTileWithPosition } from "../../../../util/tile-calculations";
+
+const mapStateToProps = state => {
+  return {
+    mapPosition: state.map.position,
+    mapScale: state.map.scale,
+    isEnabled: () => state.construction.inRackConstructionMode,
+    isValid: (x, y) => {
+      if (state.interactionLevel.mode !== "ROOM") {
+        return false;
+      }
+
+      const currentRoom = state.objects.room[state.interactionLevel.roomId];
+      const tiles = currentRoom.tileIds.map(
+        tileId => state.objects.tile[tileId]
+      );
+      const tile = findTileWithPosition(tiles, x, y);
+
+      return !(tile === null || tile.objectType);
+    }
+  };
+};
+
+const mapDispatchToProps = dispatch => {
+  return {
+    onClick: (x, y) => dispatch(addRackToTile(x, y))
+  };
+};
+
+const ObjectHoverLayer = connect(mapStateToProps, mapDispatchToProps)(
+  ObjectHoverLayerComponent
+);
+
+export default ObjectHoverLayer;
diff --git a/frontend/src/containers/app/map/layers/RoomHoverLayer.js b/frontend/src/containers/app/map/layers/RoomHoverLayer.js
new file mode 100644
index 00000000..020102bf
--- /dev/null
+++ b/frontend/src/containers/app/map/layers/RoomHoverLayer.js
@@ -0,0 +1,55 @@
+import { connect } from "react-redux";
+import { toggleTileAtLocation } from "../../../../actions/topology/building";
+import RoomHoverLayerComponent from "../../../../components/app/map/layers/RoomHoverLayerComponent";
+import {
+  deriveValidNextTilePositions,
+  findPositionInPositions,
+  findPositionInRooms
+} from "../../../../util/tile-calculations";
+
+const mapStateToProps = state => {
+  return {
+    mapPosition: state.map.position,
+    mapScale: state.map.scale,
+    isEnabled: () => state.construction.currentRoomInConstruction !== -1,
+    isValid: (x, y) => {
+      const newRoom = Object.assign(
+        {},
+        state.objects.room[state.construction.currentRoomInConstruction]
+      );
+      const oldRooms = Object.keys(state.objects.room)
+        .map(id => Object.assign({}, state.objects.room[id]))
+        .filter(
+          room =>
+            state.objects.datacenter[state.currentDatacenterId].roomIds.indexOf(
+              room.id
+            ) !== -1 && room.id !== state.construction.currentRoomInConstruction
+        );
+
+      [...oldRooms, newRoom].forEach(room => {
+        room.tiles = room.tileIds.map(tileId => state.objects.tile[tileId]);
+      });
+      if (newRoom.tileIds.length === 0) {
+        return findPositionInRooms(oldRooms, x, y) === -1;
+      }
+
+      const validNextPositions = deriveValidNextTilePositions(
+        oldRooms,
+        newRoom.tiles
+      );
+      return findPositionInPositions(validNextPositions, x, y) !== -1;
+    }
+  };
+};
+
+const mapDispatchToProps = dispatch => {
+  return {
+    onClick: (x, y) => dispatch(toggleTileAtLocation(x, y))
+  };
+};
+
+const RoomHoverLayer = connect(mapStateToProps, mapDispatchToProps)(
+  RoomHoverLayerComponent
+);
+
+export default RoomHoverLayer;