Function buildTemplatePickerItems

src/engine/applyTemplateToActiveNote.ts:72–101

(
	choices: IChoice[],
	templateFilePaths: string[],
)

 * Multis), then raw template files not already covered by a choice.
 */
export function buildTemplatePickerItems(
	choices: IChoice[],
	templateFilePaths: string[],
): TemplatePickerItem[] {
	const templateChoices = flattenChoices(choices).filter(
		(choice): choice is ITemplateChoice =>
			choice.type === "Template" &&
			Boolean((choice as ITemplateChoice).templatePath) &&
			isMarkdownTemplatePath((choice as ITemplateChoice).templatePath),
	);

	const coveredPaths = new Set(
		templateChoices.map((choice) =>
			normalizeTemplatePathForComparison(choice.templatePath),
		),
	);

	const items: TemplatePickerItem[] = templateChoices.map((choice) => ({
		kind: "choice",
		choice,
	}));

	for (const path of templateFilePaths) {
		if (!isMarkdownTemplatePath(path)) continue;
		if (coveredPaths.has(normalizeTemplatePathForComparison(path))) continue;
		items.push({ kind: "file", path });
	}

	return items;
}

/**
 * Applies a template to an existing note (issue #526).