From 6671a5c51fef98c07369f5e5be5ce498a317e868 Mon Sep 17 00:00:00 2001
From: Kurt Himebauch <136133082+xXJSONDeruloXx@users.noreply.github.com>
Date: Thu, 10 Sep 2026 16:31:58 -0400
Subject: feat: add flatpak profiles tab

---
 src/components/FlatpakTab.tsx | 178 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 178 insertions(+)
 create mode 100644 src/components/FlatpakTab.tsx

(limited to 'src/components')

diff --git a/src/components/FlatpakTab.tsx b/src/components/FlatpakTab.tsx
new file mode 100644
index 0000000..6392d59
--- /dev/null
+++ b/src/components/FlatpakTab.tsx
@@ -0,0 +1,178 @@
+import { ButtonItem, DialogButton, Field, Focusable, PanelSection, PanelSectionRow, gamepadDialogClasses } from "@decky/ui";
+import { useCallback, useMemo, useState } from "react";
+import { FaArrowLeft } from "react-icons/fa";
+import type { FlatpakApp, LsfgConfig, WorkaroundState } from "../api/lsfgApi";
+import { ConfigurationSection } from "./ConfigurationSection";
+import { FlatpakWorkaroundsSection } from "./FlatpakWorkaroundsSection";
+import { FpsMultiplierControl } from "./FpsMultiplierControl";
+import { ProfileDetails } from "./ProfileDetails";
+
+interface Props {
+  apps: FlatpakApp[];
+  runningApp: FlatpakApp | null;
+  loading: boolean;
+  busyAppId: string;
+  onRefresh: () => Promise<void>;
+  onEnable: (appId: string) => Promise<boolean>;
+  onRemove: (appId: string) => Promise<boolean>;
+  onConfigChange: (appId: string, config: LsfgConfig) => Promise<boolean>;
+  onWorkaroundChange: (appId: string, state: WorkaroundState) => Promise<boolean>;
+}
+
+export function FlatpakTab({
+  apps,
+  runningApp,
+  loading,
+  busyAppId,
+  onRefresh,
+  onEnable,
+  onRemove,
+  onConfigChange,
+  onWorkaroundChange,
+}: Props) {
+  const [selectedAppId, setSelectedAppId] = useState<string | null>(null);
+  const selected = useMemo(
+    () => selectedAppId ? apps.find((app) => app.app_id === selectedAppId) || null : null,
+    [apps, selectedAppId],
+  );
+  const close = useCallback(() => setSelectedAppId(null), []);
+
+  if (!selectedAppId) {
+    return (
+      <PanelSection title="Flatpak">
+        <PanelSectionRow>
+          <Field
+            label="Flatpak applications"
+            description="Enable LSFG-VK directly for a Flatpak. Steam shortcuts and launcher scripts are not modified."
+          />
+        </PanelSectionRow>
+        {apps.map((app) => {
+          const status = app.enabled
+            ? app.app_id === runningApp?.app_id ? "Enabled · Running" : "Enabled"
+            : app.prepared && !app.owned ? "Prepared externally" : "Available";
+          return (
+            <PanelSectionRow key={app.app_id}>
+              <Field
+                label={app.app_name}
+                description={`${app.app_id} · ${status}`}
+                onActivate={() => setSelectedAppId(app.app_id)}
+                highlightOnFocus
+              />
+            </PanelSectionRow>
+          );
+        })}
+        {apps.length === 0 && !loading && (
+          <PanelSectionRow>
+            <Field label="No Flatpak applications found" />
+          </PanelSectionRow>
+        )}
+        <PanelSectionRow>
+          <ButtonItem layout="below" disabled={loading || Boolean(busyAppId)} onClick={() => void onRefresh()}>
+            {loading ? "Refreshing..." : "Refresh Flatpaks"}
+          </ButtonItem>
+        </PanelSectionRow>
+      </PanelSection>
+    );
+  }
+
+  if (!selected) {
+    return (
+      <PanelSection title="Flatpak">
+        <PanelSectionRow>
+          <ButtonItem layout="below" onClick={close}>Back</ButtonItem>
+        </PanelSectionRow>
+        <PanelSectionRow>
+          <Field label="Flatpak application is no longer installed" />
+        </PanelSectionRow>
+      </PanelSection>
+    );
+  }
+
+  const busy = busyAppId === selected.app_id;
+  const config = selected.config;
+  const external = selected.prepared && !selected.owned;
+  const profileDescription = [
+    selected.app_id,
+    selected.runtime_branch ? `runtime ${selected.runtime_branch}` : null,
+    selected.enabled ? `profile ${selected.profile}` : null,
+    selected.app_id === runningApp?.app_id ? "Running" : null,
+  ].filter(Boolean).join(" · ");
+
+  const changeConfig = async (
+    field: keyof LsfgConfig,
+    value: boolean | number | string | string[],
+  ) => {
+    if (!config) return;
+    await onConfigChange(selected.app_id, { ...config, [field]: value });
+  };
+
+  return (
+    <Focusable onCancelButton={close}>
+      <PanelSection>
+        <PanelSectionRow>
+          <div style={{ display: "flex", alignItems: "center", width: "100%" }}>
+            <Focusable noFocusRing style={{ flex: "none" }}>
+              <DialogButton
+                aria-label="Back to Flatpaks"
+                onClick={close}
+                style={{
+                  width: "48px",
+                  minWidth: "48px",
+                  height: "24px",
+                  minHeight: "24px",
+                  padding: 0,
+                  display: "flex",
+                  alignItems: "center",
+                  justifyContent: "center",
+                }}
+              >
+                <FaArrowLeft />
+              </DialogButton>
+            </Focusable>
+            <div
+              className={gamepadDialogClasses.FieldLabel}
+              style={{ flex: 1, minWidth: 0, marginLeft: "8px", overflow: "hidden", textOverflow: "ellipsis", whiteSpace: "nowrap" }}
+            >
+              {selected.app_name}
+            </div>
+          </div>
+        </PanelSectionRow>
+      </PanelSection>
+      {!selected.enabled && (
+        <PanelSection>
+          <PanelSectionRow>
+            <ButtonItem
+              layout="below"
+              disabled={busy || external || Boolean(selected.error)}
+              onClick={() => void onEnable(selected.app_id)}
+            >
+              {busy ? "Enabling..." : external ? "Prepared externally" : "Enable LSFG-VK"}
+            </ButtonItem>
+          </PanelSectionRow>
+          {selected.error && (
+            <PanelSectionRow>
+              <Field label="Unavailable" description={selected.error} />
+            </PanelSectionRow>
+          )}
+        </PanelSection>
+      )}
+      {selected.enabled && config && (
+        <>
+          <FpsMultiplierControl config={config} onConfigChange={changeConfig} />
+          <ConfigurationSection config={config} onConfigChange={changeConfig} />
+          <FlatpakWorkaroundsSection
+            state={selected.workarounds}
+            disabled={busy}
+            onChange={(state) => onWorkaroundChange(selected.app_id, state)}
+          />
+          <PanelSectionRow>
+            <ButtonItem layout="below" disabled={busy} onClick={() => void onRemove(selected.app_id)}>
+              {busy ? "Removing..." : "Remove Flatpak profile"}
+            </ButtonItem>
+          </PanelSectionRow>
+        </>
+      )}
+      <ProfileDetails description={profileDescription} />
+    </Focusable>
+  );
+}
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