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, 90 insertions, 0 deletions

diff --git a/frontend/src/components/app/sidebars/elements/LoadChartComponent.js b/frontend/src/components/app/sidebars/elements/LoadChartComponent.js
new file mode 100644
index 00000000..5f0d40cb
--- /dev/null
+++ b/frontend/src/components/app/sidebars/elements/LoadChartComponent.js
@@ -0,0 +1,90 @@
+import React from "react";
+import ReactDOM from "react-dom/server";
+import SvgSaver from "svgsaver";
+import {
+  VictoryAxis,
+  VictoryChart,
+  VictoryLabel,
+  VictoryLine,
+  VictoryScatter
+} from "victory";
+import { convertSecondsToFormattedTime } from "../../../../util/date-time";
+
+const LoadChartComponent = ({ data, currentTick }) => {
+  const onExport = () => {
+    const div = document.createElement("div");
+    div.innerHTML = ReactDOM.renderToString(
+      <VictoryChartComponent
+        data={data}
+        currentTick={currentTick}
+        showCurrentTick={false}
+      />
+    );
+    div.firstChild.style =
+      "font-family: Roboto, Arial, sans-serif; font-size: 10pt;";
+    const svgSaver = new SvgSaver();
+    svgSaver.asSvg(
+      div.firstChild,
+      "opendc-chart-export-" + Date.now() + ".svg"
+    );
+  };
+
+  return (
+    <div className="mt-1" style={{ position: "relative" }}>
+      <strong>Load over time</strong>
+      <VictoryChartComponent
+        data={data}
+        currentTick={currentTick}
+        showCurrentTick={true}
+      />
+      <ExportChartComponent onExport={onExport} />
+    </div>
+  );
+};
+
+const VictoryChartComponent = ({ data, currentTick, showCurrentTick }) => (
+  <VictoryChart
+    height={250}
+    padding={{ top: 10, bottom: 50, left: 50, right: 50 }}
+  >
+    <VictoryAxis
+      tickFormat={tick => convertSecondsToFormattedTime(tick)}
+      fixLabelOverlap={true}
+      label="Simulated Time"
+    />
+    <VictoryAxis dependentAxis label="Load" />
+    <VictoryLine data={data} />
+    <VictoryScatter data={data} />
+    {showCurrentTick ? (
+      <VictoryLine
+        labelComponent={
+          <VictoryLabel renderInPortal angle={90} dy={-5} dx={60} />
+        }
+        data={[{ x: currentTick + 1, y: 0 }, { x: currentTick + 1, y: 1 }]}
+        labels={point =>
+          point.y === 1
+            ? "Current tick : " + convertSecondsToFormattedTime(currentTick)
+            : ""}
+        style={{
+          data: { stroke: "#00A6D6", strokeWidth: 4 },
+          labels: { fill: "#00A6D6" }
+        }}
+      />
+    ) : (
+      undefined
+    )}
+  </VictoryChart>
+);
+
+const ExportChartComponent = ({ onExport }) => (
+  <button
+    className="btn btn-success btn-circle btn-sm"
+    title="Export Chart to PNG Image"
+    onClick={onExport}
+    style={{ position: "absolute", top: 0, right: 0 }}
+  >
+    <span className="fa fa-camera" />
+  </button>
+);
+
+export default LoadChartComponent;