Carlos Florêncio
103 lines
3.5 KiB
TypeScript
103 lines
3.5 KiB
TypeScript
import type { DockviewApi, AddPanelOptions } from "dockview-react";
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import {
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SIDEBAR_LOCK,
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SIDEBAR_GROUP,
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CENTER_GROUP,
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LAYOUT_SIDEBAR_MAX_PX,
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LAYOUT_RIGHT_MAX_PX,
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RIGHT_TOP_GROUP,
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RIGHT_BOTTOM_GROUP,
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resolveGroupIds,
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} from "./layout-manager";
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import type { LayoutGroupIds } from "./layout-manager";
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// Re-export for consumers that import from this module
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export { getRootSplitview } from "./layout-manager";
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/** After fromJSON() restores a session layout, apply fixups and return group IDs. */
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export function applyLayoutFixups(api: DockviewApi): LayoutGroupIds {
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const sb = api.getPanel("sidebar");
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if (sb) {
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sb.group.locked = SIDEBAR_LOCK;
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sb.group.header.hidden = false;
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sb.group.api.setConstraints({ maximumWidth: LAYOUT_SIDEBAR_MAX_PX });
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}
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const oldChanges = api.getPanel("diff-files");
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if (oldChanges) oldChanges.api.setTitle("Changes");
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const oldFiles = api.getPanel("all-files");
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if (oldFiles) oldFiles.api.setTitle("Files");
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// Constrain right column groups by their well-known IDs.
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// Groups created from presets carry stable IDs (e.g. "group-right-top"),
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// so this works regardless of which panels are in them.
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for (const gid of [RIGHT_TOP_GROUP, RIGHT_BOTTOM_GROUP]) {
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const group = api.groups.find((g) => g.id === gid);
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if (group) {
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group.api.setConstraints({ maximumWidth: LAYOUT_RIGHT_MAX_PX });
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}
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}
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return resolveGroupIds(api);
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}
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/**
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* Resolve a fallback group position when the intended reference is stale.
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* Tries the well-known center group, then any non-sidebar group, then the
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* first group. Returns undefined if no groups exist (drops the position).
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*/
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function fallbackGroupPosition(api: DockviewApi): { referenceGroup: string } | undefined {
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const centerGroup = api.groups.find((g) => g.id === CENTER_GROUP);
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if (centerGroup) return { referenceGroup: centerGroup.id };
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const nonSidebarGroup = api.groups.find((g) => g.id !== SIDEBAR_GROUP);
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if (nonSidebarGroup) return { referenceGroup: nonSidebarGroup.id };
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if (api.groups.length > 0) return { referenceGroup: api.groups[0].id };
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return undefined;
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}
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export function focusOrAddPanel(
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api: DockviewApi,
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options: AddPanelOptions & { id: string },
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quiet = false,
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): void {
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const existing = api.getPanel(options.id);
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if (existing) {
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if (!quiet) existing.api.setActive();
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return;
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}
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// Guard: if the referenced group or panel no longer exists (stale ID after
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// layout transition), fall back to a known group. Avoid the active panel's
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// group because the user may have just clicked in the sidebar.
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const pos = options.position;
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if (pos && "referenceGroup" in pos) {
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const groupExists = api.groups.some((g) => g.id === pos.referenceGroup);
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if (!groupExists) {
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const fallback = fallbackGroupPosition(api);
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options = fallback
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? { ...options, position: { ...pos, ...fallback } }
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: (Object.fromEntries(
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Object.entries(options).filter(([k]) => k !== "position"),
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) as typeof options);
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}
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}
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if (pos && "referencePanel" in pos) {
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const refPanel = api.getPanel(pos.referencePanel as string);
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if (!refPanel) {
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const fallback = fallbackGroupPosition(api);
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options = fallback
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? { ...options, position: fallback }
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: (Object.fromEntries(
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Object.entries(options).filter(([k]) => k !== "position"),
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) as typeof options);
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}
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}
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const prev = quiet ? api.activePanel : null;
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api.addPanel(options);
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if (prev) prev.api.setActive();
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}
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