From 3e89d2998588f8e35c524e523ba2ee853f0f6475 Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Mon, 20 Apr 2026 11:31:17 +0200
Subject: refactor: restructure files to their domains,  new preview overlay
 system, and dep graph

---
 apps/web/src/lib/selection/state.ts | 165 ------------------------------------
 1 file changed, 165 deletions(-)
 delete mode 100644 apps/web/src/lib/selection/state.ts

(limited to 'apps/web/src/lib/selection/state.ts')

diff --git a/apps/web/src/lib/selection/state.ts b/apps/web/src/lib/selection/state.ts
deleted file mode 100644
index b0ba3089..00000000
--- a/apps/web/src/lib/selection/state.ts
+++ /dev/null
@@ -1,165 +0,0 @@
-import type {
-	BoxSelectionChange,
-	SelectionState,
-} from "@/lib/selection/types";
-
-function dedupeIds({ ids }: { ids: string[] }) {
-	return [...new Set(ids)];
-}
-
-function getRangeIds({
-	orderedIds,
-	anchorId,
-	targetId,
-}: {
-	orderedIds: string[];
-	anchorId: string;
-	targetId: string;
-}) {
-	const anchorIndex = orderedIds.indexOf(anchorId);
-	const targetIndex = orderedIds.indexOf(targetId);
-
-	if (anchorIndex === -1 || targetIndex === -1) {
-		return [targetId];
-	}
-
-	const rangeStart = Math.min(anchorIndex, targetIndex);
-	const rangeEnd = Math.max(anchorIndex, targetIndex);
-	return orderedIds.slice(rangeStart, rangeEnd + 1);
-}
-
-export function replaceSelection({
-	ids,
-	anchorId,
-}: {
-	ids: string[];
-	anchorId?: string | null;
-}): SelectionState {
-	const selectedIds = dedupeIds({ ids });
-	return {
-		selectedIds,
-		anchorId: anchorId ?? selectedIds[selectedIds.length - 1] ?? null,
-	};
-}
-
-export function clearSelection(): SelectionState {
-	return {
-		selectedIds: [],
-		anchorId: null,
-	};
-}
-
-export function pruneSelection({
-	state,
-	orderedIds,
-}: {
-	state: SelectionState;
-	orderedIds: string[];
-}): SelectionState {
-	const validIds = new Set(orderedIds);
-	const selectedIds = state.selectedIds.filter((id) => validIds.has(id));
-	const anchorId =
-		state.anchorId && validIds.has(state.anchorId)
-			? state.anchorId
-			: selectedIds[selectedIds.length - 1] ?? null;
-	const isUnchanged =
-		selectedIds.length === state.selectedIds.length &&
-		anchorId === state.anchorId;
-
-	if (isUnchanged) {
-		return state;
-	}
-
-	return {
-		selectedIds,
-		anchorId,
-	};
-}
-
-export function isSelected({
-	state,
-	id,
-}: {
-	state: SelectionState;
-	id: string;
-}) {
-	return state.selectedIds.includes(id);
-}
-
-export function toggleSelection({
-	state,
-	id,
-}: {
-	state: SelectionState;
-	id: string;
-}): SelectionState {
-	if (isSelected({ state, id })) {
-		const selectedIds = state.selectedIds.filter((selectedId) => selectedId !== id);
-		const anchorId =
-			state.anchorId === id
-				? selectedIds[selectedIds.length - 1] ?? null
-				: state.anchorId;
-		return replaceSelection({
-			ids: selectedIds,
-			anchorId,
-		});
-	}
-
-	return replaceSelection({
-		ids: [...state.selectedIds, id],
-		anchorId: id,
-	});
-}
-
-export function selectRange({
-	state,
-	orderedIds,
-	targetId,
-	isAdditive,
-}: {
-	state: SelectionState;
-	orderedIds: string[];
-	targetId: string;
-	isAdditive: boolean;
-}): SelectionState {
-	const anchorId =
-		state.anchorId ??
-		state.selectedIds[state.selectedIds.length - 1] ??
-		targetId;
-	const rangeIds = getRangeIds({
-		orderedIds,
-		anchorId,
-		targetId,
-	});
-	const selectedIds = isAdditive
-		? dedupeIds({
-				ids: [...state.selectedIds, ...rangeIds],
-			})
-		: rangeIds;
-
-	return replaceSelection({
-		ids: selectedIds,
-		anchorId,
-	});
-}
-
-export function applyBoxSelection({
-	intersectedIds,
-	initialSelectedIds,
-	initialAnchorId,
-	isAdditive,
-}: BoxSelectionChange): SelectionState {
-	const selectedIds = isAdditive
-		? dedupeIds({
-				ids: [...initialSelectedIds, ...intersectedIds],
-			})
-		: intersectedIds;
-	const anchorId = isAdditive
-		? initialAnchorId ?? intersectedIds[intersectedIds.length - 1] ?? null
-		: intersectedIds[intersectedIds.length - 1] ?? null;
-
-	return replaceSelection({
-		ids: selectedIds,
-		anchorId,
-	});
-}
-- 
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