UI: Share RAM to boost reputation gain (#1862)

src/Faction/ui/ShareOption.tsx

@@ -0,0 +1,87 @@
+import React, { useState } from "react";
+
+import { TextField } from "@mui/material";
+import Button from "@mui/material/Button";
+import Paper from "@mui/material/Paper";
+import Typography from "@mui/material/Typography";
+
+import { Player } from "@player";
+import {
+  calculateCurrentShareBonus,
+  calculateShareBonusWithAdditionalThreads,
+  pendingUIShareJobIds,
+  ShareBonusTime,
+  startSharing,
+} from "../../NetworkShare/Share";
+import { formatRam } from "../../ui/formatNumber";
+import { dialogBoxCreate } from "../../ui/React/DialogBox";
+import { useCycleRerender } from "../../ui/React/hooks";
+import { roundToTwo } from "../../utils/helpers/roundToTwo";
+
+export function ShareOption({ rerender }: { rerender: () => void }): React.ReactElement {
+  const [ram, setRam] = useState<number>(0);
+  useCycleRerender();
+
+  const home = Player.getHomeComputer();
+  const threads = Math.floor(ram / 4);
+
+  function onShare(): void {
+    if (threads === 0) {
+      return;
+    }
+    if (!Number.isFinite(threads) || threads < 0) {
+      dialogBoxCreate("Invalid RAM amount.");
+      return;
+    }
+    const freeRAM = home.maxRam - home.ramUsed;
+    const ramUsage = roundToTwo(4 * threads);
+    if (ramUsage > freeRAM + 0.001) {
+      dialogBoxCreate("Not enough RAM.");
+      return;
+    }
+
+    home.updateRamUsed(roundToTwo(home.ramUsed + ramUsage));
+    const end = startSharing(threads, home.cpuCores);
+    const jobId = window.setTimeout(() => {
+      end();
+      if (pendingUIShareJobIds.includes(jobId)) {
+        home.updateRamUsed(roundToTwo(home.ramUsed - ramUsage));
+      }
+      rerender();
+    }, ShareBonusTime);
+    pendingUIShareJobIds.push(jobId);
+  }
+
+  return (
+    <Paper sx={{ my: 1, p: 1 }}>
+      <Typography>
+        You can share free RAM of your home computer with your faction to get a bonus multiplier for reputation gain.
+        Each time you share your free RAM, you get a boost for {ShareBonusTime / 1000} seconds. You can share free RAM
+        of other servers that you have admin rights by using ns.share() API.
+        <br />
+        Free RAM on home computer: {formatRam(home.maxRam - home.ramUsed)}.
+        <br />
+        Current bonus: {calculateCurrentShareBonus()}. Bonus with {formatRam(ram)}:{" "}
+        {calculateShareBonusWithAdditionalThreads(threads, home.cpuCores)}
+      </Typography>
+
+      <TextField
+        value={ram}
+        onChange={(event) => {
+          if (event.target.value === "") {
+            setRam(0);
+            return;
+          }
+          const value = Number.parseFloat(event.target.value);
+          if (!Number.isFinite(value) || value < 0) {
+            return;
+          }
+          setRam(value);
+        }}
+        InputProps={{
+          endAdornment: <Button onClick={onShare}>Share</Button>,
+        }}
+      />
+    </Paper>
+  );
+}