1 files changed, 53 insertions, 0 deletions
diff --git a/opendc-web/opendc-web-ui/src/components/topologies/map/layers/ObjectHoverLayer.js b/opendc-web/opendc-web-ui/src/components/topologies/map/layers/ObjectHoverLayer.js
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+++ b/opendc-web/opendc-web-ui/src/components/topologies/map/layers/ObjectHoverLayer.js
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+/*
+ * Copyright (c) 2021 AtLarge Research
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+import React from 'react'
+import { useDispatch, useSelector } from 'react-redux'
+import { addRackToTile } from '../../../../redux/actions/topology/room'
+import { findTileWithPosition } from '../../../../util/tile-calculations'
+import HoverLayerComponent from './HoverLayerComponent'
+import TilePlusIcon from '../elements/TilePlusIcon'
+
+function ObjectHoverLayer() {
+    const isEnabled = useSelector((state) => state.construction.inRackConstructionMode)
+    const isValid = useSelector((state) => (x, y) => {
+        if (state.interactionLevel.mode !== 'ROOM') {
+            return false
+        }
+
+        const currentRoom = state.objects.room[state.interactionLevel.roomId]
+        const tiles = currentRoom.tiles.map((tileId) => state.objects.tile[tileId])
+        const tile = findTileWithPosition(tiles, x, y)
+
+        return !(tile === null || tile.rack)
+    })
+
+    const dispatch = useDispatch()
+    const onClick = (x, y) => dispatch(addRackToTile(x, y))
+    return (
+        <HoverLayerComponent onClick={onClick} isEnabled={isEnabled} isValid={isValid}>
+            <TilePlusIcon />
+        </HoverLayerComponent>
+    )
+}
+
+export default ObjectHoverLayer