leaflet.pub
a tool for shared writing and social publishing
fix footnote indexing
awarm.space
+37
-9
components/Blocks/TextBlock/insertFootnote.ts
+37
-9
components/Blocks/TextBlock/insertFootnote.ts
···
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let scan = scanIndex(tx);
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return scan.eav(blockID, "block/footnote");
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});
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let lastPosition =
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existingFootnotes.length > 0
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? existingFootnotes
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.map((f) => f.data.position)
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.sort()
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.at(-1)!
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: null;
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let position = generateKeyBetween(lastPosition, null);
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+
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// Build a map from footnoteEntityID to its fractional-index position
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let positionByEntityID: Record<string, string> = {};
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for (let f of existingFootnotes) {
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positionByEntityID[f.data.value] = f.data.position;
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}
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+
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// Find footnotes that appear before and after the insertion point in the text
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let { from } = view.state.selection;
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let beforePosition: string | null = null;
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let afterPosition: string | null = null;
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let foundInsertionPoint = false;
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+
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view.state.doc.descendants((node, pos) => {
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if (node.type.name === "footnote") {
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let entityID = node.attrs.footnoteEntityID;
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let p = positionByEntityID[entityID];
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if (p !== undefined) {
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if (pos < from) {
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// This footnote is before the insertion point
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if (beforePosition === null || p > beforePosition) {
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beforePosition = p;
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}
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} else {
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// This footnote is at or after the insertion point
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if (!foundInsertionPoint) {
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afterPosition = p;
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foundInsertionPoint = true;
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} else if (afterPosition !== null && p < afterPosition) {
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afterPosition = p;
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}
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}
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}
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}
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});
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+
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let position = generateKeyBetween(beforePosition, afterPosition);
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await rep.mutate.createFootnote({
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footnoteEntityID,
···
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});
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let node = schema.nodes.footnote.create({ footnoteEntityID });
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let { from } = view.state.selection;
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let tr = view.state.tr.insert(from, node);
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view.dispatch(tr);
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