Refactor App.tsx from god component to context-based architecture

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

apps/web/src/components/stat-block-panel.tsx

@@ -1,9 +1,9 @@
-import type { Creature, CreatureId } from "@initiative/domain";
+import type { CreatureId } from "@initiative/domain";
 import { PanelRightClose, Pin, PinOff } from "lucide-react";
 import type { ReactNode } from "react";
 import { useEffect, useState } from "react";
-import { getSourceDisplayName } from "../adapters/bestiary-index-adapter.js";
-import type { BulkImportState } from "../hooks/use-bulk-import.js";
+import { useBestiaryContext } from "../contexts/bestiary-context.js";
+import { useSidePanelContext } from "../contexts/side-panel-context.js";
 import { useSwipeToDismiss } from "../hooks/use-swipe-to-dismiss.js";
 import { cn } from "../lib/utils.js";
 import { BulkImportPrompt } from "./bulk-import-prompt.js";
@@ -13,28 +13,8 @@ import { StatBlock } from "./stat-block.js";
 import { Button } from "./ui/button.js";
 
 interface StatBlockPanelProps {
-	creatureId: CreatureId | null;
-	creature: Creature | null;
-	isSourceCached: (sourceCode: string) => Promise<boolean>;
-	fetchAndCacheSource: (sourceCode: string, url: string) => Promise<void>;
-	uploadAndCacheSource: (
-		sourceCode: string,
-		jsonData: unknown,
-	) => Promise<void>;
-	refreshCache: () => Promise<void>;
 	panelRole: "browse" | "pinned";
-	isCollapsed: boolean;
-	onToggleCollapse: () => void;
-	onPin: () => void;
-	onUnpin: () => void;
-	showPinButton: boolean;
 	side: "left" | "right";
-	onDismiss: () => void;
-	bulkImportMode?: boolean;
-	bulkImportState?: BulkImportState;
-	onStartBulkImport?: (baseUrl: string) => void;
-	onBulkImportDone?: () => void;
-	sourceManagerMode?: boolean;
 }
 
 function extractSourceCode(cId: CreatureId): string {
@@ -228,27 +208,49 @@ function MobileDrawer({
 	);
 }
 
+function usePanelRole(panelRole: "browse" | "pinned") {
+	const sidePanel = useSidePanelContext();
+	const { getCreature } = useBestiaryContext();
+
+	const creatureId =
+		panelRole === "browse"
+			? sidePanel.selectedCreatureId
+			: sidePanel.pinnedCreatureId;
+	const creature = creatureId ? (getCreature(creatureId) ?? null) : null;
+
+	const isBrowse = panelRole === "browse";
+	return {
+		creatureId,
+		creature,
+		isCollapsed: isBrowse ? sidePanel.isRightPanelCollapsed : false,
+		onToggleCollapse: isBrowse ? sidePanel.toggleCollapse : () => {},
+		onDismiss: isBrowse ? sidePanel.dismissPanel : () => {},
+		onPin: isBrowse ? sidePanel.togglePin : () => {},
+		onUnpin: panelRole === "pinned" ? sidePanel.unpin : () => {},
+		showPinButton: isBrowse && sidePanel.isWideDesktop && !!creature,
+		bulkImportMode: isBrowse && sidePanel.bulkImportMode,
+		sourceManagerMode: isBrowse && sidePanel.sourceManagerMode,
+	};
+}
+
 export function StatBlockPanel({
-	creatureId,
-	creature,
-	isSourceCached,
-	fetchAndCacheSource,
-	uploadAndCacheSource,
-	refreshCache,
 	panelRole,
-	isCollapsed,
-	onToggleCollapse,
-	onPin,
-	onUnpin,
-	showPinButton,
 	side,
-	onDismiss,
-	bulkImportMode,
-	bulkImportState,
-	onStartBulkImport,
-	onBulkImportDone,
-	sourceManagerMode,
 }: Readonly<StatBlockPanelProps>) {
+	const { isSourceCached } = useBestiaryContext();
+	const {
+		creatureId,
+		creature,
+		isCollapsed,
+		onToggleCollapse,
+		onDismiss,
+		onPin,
+		onUnpin,
+		showPinButton,
+		bulkImportMode,
+		sourceManagerMode,
+	} = usePanelRole(panelRole);
+
 	const [isDesktop, setIsDesktop] = useState(
 		() => globalThis.matchMedia("(min-width: 1024px)").matches,
 	);
@@ -285,29 +287,17 @@ export function StatBlockPanel({
 
 	const sourceCode = creatureId ? extractSourceCode(creatureId) : "";
 
-	const handleSourceLoaded = async () => {
-		await refreshCache();
+	const handleSourceLoaded = () => {
 		setNeedsFetch(false);
 	};
 
 	const renderContent = () => {
 		if (sourceManagerMode) {
-			return <SourceManager onCacheCleared={refreshCache} />;
+			return <SourceManager />;
 		}
 
-		if (
-			bulkImportMode &&
-			bulkImportState &&
-			onStartBulkImport &&
-			onBulkImportDone
-		) {
-			return (
-				<BulkImportPrompt
-					importState={bulkImportState}
-					onStartImport={onStartBulkImport}
-					onDone={onBulkImportDone}
-				/>
-			);
+		if (bulkImportMode) {
+			return <BulkImportPrompt />;
 		}
 
 		if (checkingCache) {
@@ -324,10 +314,7 @@ export function StatBlockPanel({
 			return (
 				<SourceFetchPrompt
 					sourceCode={sourceCode}
-					sourceDisplayName={getSourceDisplayName(sourceCode)}
-					fetchAndCacheSource={fetchAndCacheSource}
 					onSourceLoaded={handleSourceLoaded}
-					onUploadSource={uploadAndCacheSource}
 				/>
 			);
 		}