Function handleDeleteOperation

src/core/webview/webviewMessageHandler.ts:249–275

(messageTs: number)

	 * Handles message deletion operations with user confirmation
	 */
	const handleDeleteOperation = async (messageTs: number): Promise<void> => {
		// Check if there's a checkpoint before this message
		const currentCline = provider.getCurrentTask()
		let hasCheckpoint = false

		if (!currentCline) {
			await vscode.window.showErrorMessage(t("common:errors.message.no_active_task_to_delete"))
			return
		}

		const { messageIndex } = findMessageIndices(messageTs, currentCline)

		if (messageIndex !== -1) {
			// Find the last checkpoint before this message
			const checkpoints = currentCline.clineMessages.filter(
				(msg) => msg.say === "checkpoint_saved" && msg.ts > messageTs,
			)
			hasCheckpoint = checkpoints.length > 0
		}

		// Send message to webview to show delete confirmation dialog
		await provider.postMessageToWebview({
			type: "showDeleteMessageDialog",
			messageTs,
			hasCheckpoint,
		})
	}

	/**
	 * Handles confirmed message deletion from webview dialog