Files
paseo/packages/app/src/stores/panel-store.ts
T
Mohamed Boudra 0f7fa55a0f Centralize platform gating and fix iPad/tablet support
Add `packages/app/src/constants/platform.ts` with canonical gates
(isWeb, isNative, getIsElectron) and refactor all ~100 ad-hoc
Platform.OS checks across 69 files to use shared imports.

Fix sidebar hover crash on native (onPointerEnter → onHoverIn),
fix tooltip to use breakpoint instead of platform detection, make
sidebar action buttons always visible on native where hover doesn't
work, and document the platform gating decision matrix in CLAUDE.md.
2026-04-13 13:24:00 +07:00

491 lines
17 KiB
TypeScript

import { create } from "zustand";
import { persist, createJSONStorage } from "zustand/middleware";
import AsyncStorage from "@react-native-async-storage/async-storage";
import {
buildExplorerCheckoutKey,
coerceExplorerTabForCheckout,
isExplorerTab,
resolveExplorerTabForCheckout,
type ExplorerTab,
} from "./explorer-tab-memory";
import { isWeb } from "@/constants/platform";
export type { ExplorerTab } from "./explorer-tab-memory";
/**
* Mobile panel state machine.
*
* On mobile, exactly one panel can be visible at a time:
* - 'agent': Main agent view (no overlay panel)
* - 'agent-list': Agent list sidebar (left overlay)
* - 'file-explorer': File explorer sidebar (right overlay)
*
* This makes impossible states unrepresentable - you cannot have both
* sidebars open at the same time on mobile.
*/
type MobilePanelView = "agent" | "agent-list" | "file-explorer";
/**
* Desktop sidebar state.
*
* On desktop, sidebars are independent toggleable panels that don't overlay
* the main content - they sit alongside it. Both can be open simultaneously.
*/
interface DesktopSidebarState {
agentListOpen: boolean;
fileExplorerOpen: boolean;
focusModeEnabled: boolean;
}
export type SortOption = "name" | "modified" | "size";
export interface ExplorerCheckoutContext {
serverId: string;
cwd: string;
isGit: boolean;
}
export const DEFAULT_SIDEBAR_WIDTH = 320;
export const MIN_SIDEBAR_WIDTH = 200;
export const MAX_SIDEBAR_WIDTH = 600;
export const DEFAULT_EXPLORER_SIDEBAR_WIDTH = 400;
export const MIN_EXPLORER_SIDEBAR_WIDTH = 280;
// Upper bound is intentionally generous; desktop resizing enforces a min-chat-width constraint.
export const MAX_EXPLORER_SIDEBAR_WIDTH = 2000;
export const DEFAULT_EXPLORER_FILES_SPLIT_RATIO = 0.38;
export const MIN_EXPLORER_FILES_SPLIT_RATIO = 0.2;
export const MAX_EXPLORER_FILES_SPLIT_RATIO = 0.8;
interface PanelState {
// Mobile: which panel is currently shown
mobileView: MobilePanelView;
// Desktop: independent sidebar toggles
desktop: DesktopSidebarState;
// File explorer settings (shared between mobile/desktop)
explorerTab: ExplorerTab;
explorerTabByCheckout: Record<string, ExplorerTab>;
expandedPathsByWorkspace: Record<string, string[]>;
diffExpandedPathsByWorkspace: Record<string, string[]>;
activeExplorerCheckout: ExplorerCheckoutContext | null;
sidebarWidth: number;
explorerWidth: number;
explorerSortOption: SortOption;
explorerFilesSplitRatio: number;
// Actions
openAgentList: () => void;
openFileExplorer: () => void;
closeFileExplorer: () => void;
closeToAgent: () => void;
toggleAgentList: () => void;
toggleFileExplorer: () => void;
toggleBothSidebars: () => void;
toggleFocusMode: () => void;
// File explorer settings actions
setExplorerTab: (tab: ExplorerTab) => void;
setExplorerTabForCheckout: (params: ExplorerCheckoutContext & { tab: ExplorerTab }) => void;
setExpandedPathsForWorkspace: (workspaceKey: string, paths: string[]) => void;
setDiffExpandedPathsForWorkspace: (workspaceKey: string, paths: string[]) => void;
activateExplorerTabForCheckout: (checkout: ExplorerCheckoutContext) => void;
setActiveExplorerCheckout: (checkout: ExplorerCheckoutContext | null) => void;
setSidebarWidth: (width: number) => void;
setExplorerWidth: (width: number) => void;
setExplorerSortOption: (option: SortOption) => void;
setExplorerFilesSplitRatio: (ratio: number) => void;
}
function clampNumber(value: number, min: number, max: number): number {
if (!Number.isFinite(value)) {
return min;
}
return Math.max(min, Math.min(max, value));
}
function clampSidebarWidth(width: number): number {
return clampNumber(width, MIN_SIDEBAR_WIDTH, MAX_SIDEBAR_WIDTH);
}
function clampWidth(width: number): number {
return clampNumber(width, MIN_EXPLORER_SIDEBAR_WIDTH, MAX_EXPLORER_SIDEBAR_WIDTH);
}
function clampExplorerFilesSplitRatio(ratio: number): number {
return clampNumber(ratio, MIN_EXPLORER_FILES_SPLIT_RATIO, MAX_EXPLORER_FILES_SPLIT_RATIO);
}
function resolveExplorerTabFromActiveCheckout(state: PanelState): ExplorerTab | null {
if (!state.activeExplorerCheckout) {
return null;
}
return resolveExplorerTabForCheckout({
serverId: state.activeExplorerCheckout.serverId,
cwd: state.activeExplorerCheckout.cwd,
isGit: state.activeExplorerCheckout.isGit,
explorerTabByCheckout: state.explorerTabByCheckout,
});
}
const DEFAULT_DESKTOP_OPEN = isWeb;
export const usePanelStore = create<PanelState>()(
persist(
(set) => ({
// Mobile always starts at agent view
mobileView: "agent",
// Desktop defaults based on platform
desktop: {
agentListOpen: DEFAULT_DESKTOP_OPEN,
fileExplorerOpen: false,
focusModeEnabled: false,
},
// File explorer defaults
explorerTab: "changes",
explorerTabByCheckout: {},
expandedPathsByWorkspace: {},
diffExpandedPathsByWorkspace: {},
activeExplorerCheckout: null,
sidebarWidth: DEFAULT_SIDEBAR_WIDTH,
explorerWidth: DEFAULT_EXPLORER_SIDEBAR_WIDTH,
explorerSortOption: "name",
explorerFilesSplitRatio: DEFAULT_EXPLORER_FILES_SPLIT_RATIO,
openAgentList: () =>
set((state) => ({
mobileView: "agent-list" as const,
desktop: { ...state.desktop, agentListOpen: true },
})),
openFileExplorer: () =>
set((state) => {
const resolvedTab = resolveExplorerTabFromActiveCheckout(state);
return {
mobileView: "file-explorer" as MobilePanelView,
desktop: { ...state.desktop, fileExplorerOpen: true },
...(resolvedTab ? { explorerTab: resolvedTab } : {}),
};
}),
closeFileExplorer: () =>
set((state) => ({
mobileView: state.mobileView === "file-explorer" ? ("agent" as const) : state.mobileView,
desktop: {
...state.desktop,
fileExplorerOpen: false,
},
})),
closeToAgent: () =>
set((state) => ({
mobileView: "agent" as const,
// On desktop, closing depends on which panel triggered it
// This is called when closing via gesture/backdrop, so we close the currently active mobile panel
desktop: {
...state.desktop,
agentListOpen: state.mobileView === "agent-list" ? false : state.desktop.agentListOpen,
fileExplorerOpen:
state.mobileView === "file-explorer" ? false : state.desktop.fileExplorerOpen,
},
})),
toggleAgentList: () =>
set((state) => ({
// Mobile: toggle between agent and agent-list
mobileView: (state.mobileView === "agent-list"
? "agent"
: "agent-list") as MobilePanelView,
desktop: {
...state.desktop,
agentListOpen: !state.desktop.agentListOpen,
},
})),
toggleFileExplorer: () =>
set((state) => {
// Mobile: toggle between agent and file-explorer
const willOpenMobile = state.mobileView !== "file-explorer";
const willOpenDesktop = !state.desktop.fileExplorerOpen;
const nextMobileView: MobilePanelView = willOpenMobile ? "file-explorer" : "agent";
const nextDesktop = {
...state.desktop,
fileExplorerOpen: willOpenDesktop,
};
const nextState: Pick<PanelState, "mobileView" | "desktop"> &
Partial<Pick<PanelState, "explorerTab">> = {
mobileView: nextMobileView,
desktop: nextDesktop,
};
if (willOpenMobile || willOpenDesktop) {
const resolvedTab = resolveExplorerTabFromActiveCheckout(state);
if (resolvedTab) {
nextState.explorerTab = resolvedTab;
}
}
return nextState;
}),
toggleFocusMode: () =>
set((state) => ({
desktop: { ...state.desktop, focusModeEnabled: !state.desktop.focusModeEnabled },
})),
toggleBothSidebars: () =>
set((state) => {
// If either sidebar is open, close both. Otherwise, open both.
const anyOpen = state.desktop.agentListOpen || state.desktop.fileExplorerOpen;
if (anyOpen) {
return {
mobileView: "agent" as MobilePanelView,
desktop: { ...state.desktop, agentListOpen: false, fileExplorerOpen: false },
};
}
const resolvedTab = resolveExplorerTabFromActiveCheckout(state);
return {
mobileView: "agent" as MobilePanelView,
desktop: { ...state.desktop, agentListOpen: true, fileExplorerOpen: true },
...(resolvedTab ? { explorerTab: resolvedTab } : {}),
};
}),
setExplorerTab: (tab) => set({ explorerTab: tab }),
setExplorerTabForCheckout: ({ serverId, cwd, isGit, tab }) =>
set((state) => {
const resolvedTab = coerceExplorerTabForCheckout(tab, isGit);
const key = buildExplorerCheckoutKey(serverId, cwd);
const nextState: Partial<PanelState> = { explorerTab: resolvedTab };
if (key) {
const current = state.explorerTabByCheckout[key];
if (current !== resolvedTab) {
nextState.explorerTabByCheckout = {
...state.explorerTabByCheckout,
[key]: resolvedTab,
};
}
}
return nextState;
}),
setExpandedPathsForWorkspace: (workspaceKey, paths) =>
set((state) => ({
expandedPathsByWorkspace: { ...state.expandedPathsByWorkspace, [workspaceKey]: paths },
})),
setDiffExpandedPathsForWorkspace: (workspaceKey, paths) =>
set((state) => ({
diffExpandedPathsByWorkspace: {
...state.diffExpandedPathsByWorkspace,
[workspaceKey]: paths,
},
})),
activateExplorerTabForCheckout: (checkout) =>
set((state) => ({
activeExplorerCheckout: checkout,
explorerTab: resolveExplorerTabForCheckout({
serverId: checkout.serverId,
cwd: checkout.cwd,
isGit: checkout.isGit,
explorerTabByCheckout: state.explorerTabByCheckout,
}),
})),
setActiveExplorerCheckout: (checkout) =>
set((state) => {
const current = state.activeExplorerCheckout;
if (
current?.serverId === checkout?.serverId &&
current?.cwd === checkout?.cwd &&
current?.isGit === checkout?.isGit
) {
return state;
}
return { activeExplorerCheckout: checkout };
}),
setSidebarWidth: (width) => set({ sidebarWidth: clampSidebarWidth(width) }),
setExplorerWidth: (width) => set({ explorerWidth: clampWidth(width) }),
setExplorerSortOption: (option) => set({ explorerSortOption: option }),
setExplorerFilesSplitRatio: (ratio) =>
set({
explorerFilesSplitRatio: Number.isFinite(ratio)
? clampExplorerFilesSplitRatio(ratio)
: DEFAULT_EXPLORER_FILES_SPLIT_RATIO,
}),
}),
{
name: "panel-state",
version: 10,
storage: createJSONStorage(() => AsyncStorage),
migrate: (persistedState, version) => {
const state = persistedState as Partial<PanelState> & Record<string, unknown>;
if (version < 2) {
if (isWeb && typeof state.explorerWidth === "number" && state.explorerWidth === 400) {
state.explorerWidth = DEFAULT_EXPLORER_SIDEBAR_WIDTH;
}
if (typeof state.explorerFilesSplitRatio !== "number") {
state.explorerFilesSplitRatio = DEFAULT_EXPLORER_FILES_SPLIT_RATIO;
} else {
state.explorerFilesSplitRatio = clampExplorerFilesSplitRatio(
state.explorerFilesSplitRatio,
);
}
}
if (version < 3) {
if (
isWeb &&
typeof state.explorerWidth === "number" &&
(state.explorerWidth === 400 || state.explorerWidth === 520)
) {
state.explorerWidth = DEFAULT_EXPLORER_SIDEBAR_WIDTH;
}
}
if (!isExplorerTab(state.explorerTab)) {
state.explorerTab = "changes";
}
if (
version < 4 ||
typeof state.explorerTabByCheckout !== "object" ||
!state.explorerTabByCheckout
) {
state.explorerTabByCheckout = {};
} else {
const entries = Object.entries(state.explorerTabByCheckout as Record<string, unknown>);
const next: Record<string, ExplorerTab> = {};
for (const [key, value] of entries) {
if (!isExplorerTab(value)) {
continue;
}
next[key] = value;
}
state.explorerTabByCheckout = next;
}
if (version < 8) {
const desktop = state.desktop as Record<string, unknown> | undefined;
if (desktop) {
if ("zoomed" in desktop) {
desktop.focusModeEnabled = desktop.zoomed;
delete desktop.zoomed;
}
if ("focused" in desktop) {
desktop.focusModeEnabled = desktop.focused;
delete desktop.focused;
}
if (typeof desktop.focusModeEnabled !== "boolean") {
desktop.focusModeEnabled = false;
}
}
}
if (version < 6 || typeof state.sidebarWidth !== "number") {
state.sidebarWidth = DEFAULT_SIDEBAR_WIDTH;
}
if (
version < 9 ||
typeof state.expandedPathsByWorkspace !== "object" ||
!state.expandedPathsByWorkspace
) {
state.expandedPathsByWorkspace = {};
}
if (
version < 10 ||
typeof state.diffExpandedPathsByWorkspace !== "object" ||
!state.diffExpandedPathsByWorkspace
) {
state.diffExpandedPathsByWorkspace = {};
}
state.activeExplorerCheckout = null;
return state as PanelState;
},
partialize: (state) => ({
mobileView: state.mobileView,
desktop: state.desktop,
explorerTab: state.explorerTab,
explorerTabByCheckout: state.explorerTabByCheckout,
expandedPathsByWorkspace: state.expandedPathsByWorkspace,
diffExpandedPathsByWorkspace: state.diffExpandedPathsByWorkspace,
sidebarWidth: state.sidebarWidth,
explorerWidth: state.explorerWidth,
explorerSortOption: state.explorerSortOption,
explorerFilesSplitRatio: state.explorerFilesSplitRatio,
}),
},
),
);
/**
* Hook that provides platform-aware panel state.
*
* On mobile, uses the state machine (mobileView).
* On desktop, uses independent booleans (desktop.agentListOpen, desktop.fileExplorerOpen).
*
* @param isMobile - Whether the current breakpoint is mobile
*/
export function usePanelState(isMobile: boolean) {
const store = usePanelStore();
if (isMobile) {
return {
isAgentListOpen: store.mobileView === "agent-list",
isFileExplorerOpen: store.mobileView === "file-explorer",
openAgentList: store.openAgentList,
openFileExplorer: store.openFileExplorer,
closeAgentList: store.closeToAgent,
closeFileExplorer: store.closeToAgent,
toggleAgentList: store.toggleAgentList,
toggleFileExplorer: store.toggleFileExplorer,
// Explorer settings
explorerTab: store.explorerTab,
explorerTabByCheckout: store.explorerTabByCheckout,
explorerWidth: store.explorerWidth,
explorerSortOption: store.explorerSortOption,
explorerFilesSplitRatio: store.explorerFilesSplitRatio,
setExplorerTab: store.setExplorerTab,
setExplorerTabForCheckout: store.setExplorerTabForCheckout,
activateExplorerTabForCheckout: store.activateExplorerTabForCheckout,
setActiveExplorerCheckout: store.setActiveExplorerCheckout,
setExplorerWidth: store.setExplorerWidth,
setExplorerSortOption: store.setExplorerSortOption,
setExplorerFilesSplitRatio: store.setExplorerFilesSplitRatio,
};
}
// Desktop: independent toggles
return {
isAgentListOpen: store.desktop.agentListOpen,
isFileExplorerOpen: store.desktop.fileExplorerOpen,
openAgentList: store.openAgentList,
openFileExplorer: store.openFileExplorer,
closeAgentList: () =>
usePanelStore.setState((state) => ({
desktop: { ...state.desktop, agentListOpen: false },
})),
closeFileExplorer: () =>
usePanelStore.setState((state) => ({
desktop: { ...state.desktop, fileExplorerOpen: false },
})),
toggleAgentList: store.toggleAgentList,
toggleFileExplorer: store.toggleFileExplorer,
// Explorer settings
explorerTab: store.explorerTab,
explorerTabByCheckout: store.explorerTabByCheckout,
explorerWidth: store.explorerWidth,
explorerSortOption: store.explorerSortOption,
explorerFilesSplitRatio: store.explorerFilesSplitRatio,
setExplorerTab: store.setExplorerTab,
setExplorerTabForCheckout: store.setExplorerTabForCheckout,
activateExplorerTabForCheckout: store.activateExplorerTabForCheckout,
setActiveExplorerCheckout: store.setActiveExplorerCheckout,
setExplorerWidth: store.setExplorerWidth,
setExplorerSortOption: store.setExplorerSortOption,
setExplorerFilesSplitRatio: store.setExplorerFilesSplitRatio,
};
}