Function handleEditMessageConfirm

src/core/webview/webviewMessageHandler.ts:404–537

(
		messageTs: number,
		editedContent: string,
		restoreCheckpoint?: boolean,
		images?: string[],
	)

	 * Handles confirmed message editing from webview dialog
	 */
	const handleEditMessageConfirm = async (
		messageTs: number,
		editedContent: string,
		restoreCheckpoint?: boolean,
		images?: string[],
	): Promise<void> => {
		const currentCline = provider.getCurrentTask()
		if (!currentCline) {
			console.error("[handleEditMessageConfirm] No current cline available")
			return
		}

		// Use findMessageIndices to find messages based on timestamp
		const { messageIndex, apiConversationHistoryIndex } = findMessageIndices(messageTs, currentCline)

		if (messageIndex === -1) {
			const errorMessage = t("common:errors.message.message_not_found", { messageTs })
			console.error("[handleEditMessageConfirm]", errorMessage)
			await vscode.window.showErrorMessage(errorMessage)
			return
		}

		try {
			const targetMessage = currentCline.clineMessages[messageIndex]

			// If checkpoint restoration is requested, find and restore to the last checkpoint before this message
			if (restoreCheckpoint) {
				// Find the last checkpoint before this message
				const checkpoints = currentCline.clineMessages.filter(
					(msg) => msg.say === "checkpoint_saved" && msg.ts > messageTs,
				)

				const nextCheckpoint = checkpoints[0]

				if (nextCheckpoint && nextCheckpoint.text) {
					await handleCheckpointRestoreOperation({
						provider,
						currentCline,
						messageTs: targetMessage.ts!,
						messageIndex,
						checkpoint: { hash: nextCheckpoint.text },
						operation: "edit",
						editData: {
							editedContent,
							images,
							apiConversationHistoryIndex,
						},
					})
					// The task will be cancelled and reinitialized by checkpointRestore
					// The pending edit will be processed in the reinitialized task
					return
				} else {
					// No checkpoint found before this message
					console.log("[handleEditMessageConfirm] No checkpoint found before message")
					vscode.window.showWarningMessage("No checkpoint found before this message")
					// Continue with non-checkpoint edit
				}
			}