Function updateTimeblockInDailyNote

src/utils/helpers.ts:795–849

(
	app: App,
	timeblockId: string,
	oldDate: string,
	newDate: string,
	newStartTime: string,
	newEndTime: string
)

 * Updates a timeblock in a daily note's frontmatter
 */
export async function updateTimeblockInDailyNote(
	app: App,
	timeblockId: string,
	oldDate: string,
	newDate: string,
	newStartTime: string,
	newEndTime: string
): Promise<void> {
	const { getDailyNote, getAllDailyNotes, appHasDailyNotesPluginLoaded } = await import(
		"obsidian-daily-notes-interface"
	);

	if (!appHasDailyNotesPluginLoaded()) {
		throw new Error("Daily Notes plugin is not enabled");
	}

	const allDailyNotes = getAllDailyNotes();

	// Get the timeblock from the old date
	const oldMoment = getWindowMoment(oldDate);
	const oldDailyNote = getDailyNote(oldMoment, allDailyNotes);

	if (!oldDailyNote) {
		throw new Error(`Daily note for ${oldDate} not found`);
	}

	const oldContent = await app.vault.read(oldDailyNote);
	const timeblocks = extractTimeblocksFromNote(oldContent, oldDailyNote.path);

	// Find the timeblock to move
	const timeblockIndex = timeblocks.findIndex((tb) => tb.id === timeblockId);
	if (timeblockIndex === -1) {
		throw new Error(`Timeblock ${timeblockId} not found`);
	}

	const timeblock = timeblocks[timeblockIndex];

	// If moving to same date, just update times
	if (oldDate === newDate) {
		await updateTimeblockTimes(app, oldDailyNote, timeblockId, newStartTime, newEndTime);
		return;
	}

	// Remove from old date
	await removeTimeblockFromDailyNote(app, oldDailyNote, timeblockId);

	// Add to new date with updated times
	const updatedTimeblock: TimeBlock = {
		...timeblock,
		startTime: newStartTime,
		endTime: newEndTime,
	};

	await addTimeblockToDailyNote(app, newDate, updatedTimeblock);
}

/**
 * Copies a timeblock into a daily note with a new ID and time range.