action: async()

in packages/cli/src/ui/hooks/slashCommandProcessor.ts [922:1018]
86 lines of code
12 McCabe index (conditional complexity)

        action: async (_mainCommand, subCommand, _args) => {
          const checkpointDir = config?.getProjectTempDir()
            ? path.join(config.getProjectTempDir(), 'checkpoints')
            : undefined;

          if (!checkpointDir) {
            addMessage({
              type: MessageType.ERROR,
              content: 'Could not determine the .gemini directory path.',
              timestamp: new Date(),
            });
            return;
          }

          try {
            // Ensure the directory exists before trying to read it.
            await fs.mkdir(checkpointDir, { recursive: true });
            const files = await fs.readdir(checkpointDir);
            const jsonFiles = files.filter((file) => file.endsWith('.json'));

            if (!subCommand) {
              if (jsonFiles.length === 0) {
                addMessage({
                  type: MessageType.INFO,
                  content: 'No restorable tool calls found.',
                  timestamp: new Date(),
                });
                return;
              }
              const truncatedFiles = jsonFiles.map((file) => {
                const components = file.split('.');
                if (components.length <= 1) {
                  return file;
                }
                components.pop();
                return components.join('.');
              });
              const fileList = truncatedFiles.join('\n');
              addMessage({
                type: MessageType.INFO,
                content: `Available tool calls to restore:\n\n${fileList}`,
                timestamp: new Date(),
              });
              return;
            }

            const selectedFile = subCommand.endsWith('.json')
              ? subCommand
              : `${subCommand}.json`;

            if (!jsonFiles.includes(selectedFile)) {
              addMessage({
                type: MessageType.ERROR,
                content: `File not found: ${selectedFile}`,
                timestamp: new Date(),
              });
              return;
            }

            const filePath = path.join(checkpointDir, selectedFile);
            const data = await fs.readFile(filePath, 'utf-8');
            const toolCallData = JSON.parse(data);

            if (toolCallData.history) {
              loadHistory(toolCallData.history);
            }

            if (toolCallData.clientHistory) {
              await config
                ?.getGeminiClient()
                ?.setHistory(toolCallData.clientHistory);
            }

            if (toolCallData.commitHash) {
              await gitService?.restoreProjectFromSnapshot(
                toolCallData.commitHash,
              );
              addMessage({
                type: MessageType.INFO,
                content: `Restored project to the state before the tool call.`,
                timestamp: new Date(),
              });
            }

            return {
              shouldScheduleTool: true,
              toolName: toolCallData.toolCall.name,
              toolArgs: toolCallData.toolCall.args,
            };
          } catch (error) {
            addMessage({
              type: MessageType.ERROR,
              content: `Could not read restorable tool calls. This is the error: ${error}`,
              timestamp: new Date(),
            });
          }
        },