chore: break up command handlers

src/cli/agent.ts

@@ -0,0 +1,92 @@
+import { mkdirSync } from 'node:fs';
+import { createInterface } from 'node:readline';
+import { Command } from 'commander';
+import pc from 'picocolors';
+import { AgentLoop } from '../agent/loop.ts';
+import { MessageBus } from '../bus/queue.ts';
+import type { Config } from '../config/types.ts';
+import { makeProvider } from '../provider/index.ts';
+
+export function agentCommand(program: Command, config: Config, workspace: string): void {
+  mkdirSync(workspace, { recursive: true });
+
+  program
+    .command('agent')
+    .description('Run the agent interactively or send a single message.')
+    .option('-c, --config <path>', 'Path to config.json')
+    .option('-m, --message <text>', 'Single message to process (non-interactive)')
+    .option('-w, --workspace <path>', 'Workspace path override')
+    .option('-M, --model <model>', 'Model override')
+    .action(
+      async (opts: { config?: string; message?: string; workspace?: string; model?: string }) => {
+        const model = opts.model ?? config.agent.model;
+        const provider = makeProvider(
+          config.providers,
+          model,
+          config.agent.maxTokens,
+          config.agent.temperature,
+        );
+        const bus = new MessageBus();
+
+        const agentLoop = new AgentLoop({
+          bus,
+          provider,
+          workspace,
+          model,
+          maxIterations: config.agent.maxToolIterations,
+          contextWindowTokens: config.agent.contextWindowTokens,
+          braveApiKey: config.tools.web.braveApiKey,
+          webProxy: config.tools.web.proxy,
+          execConfig: config.tools.exec,
+          restrictToWorkspace: config.tools.restrictToWorkspace,
+        });
+
+        // Single-shot mode
+        if (opts.message) {
+          const result = await agentLoop.processDirect(opts.message);
+          console.log(result);
+          return;
+        }
+
+        // Interactive mode
+        console.info(pc.green('nanobot interactive mode. Type your message, Ctrl+C to exit.'));
+
+        const rl = createInterface({ input: process.stdin, output: process.stdout });
+
+        const promptUser = () => {
+          rl.question(pc.cyan('You: '), async (input) => {
+            const text = input.trim();
+            if (!text) {
+              promptUser();
+              return;
+            }
+
+            const onProgress = async (content: string, opts?: { toolHint?: boolean }) => {
+              if (opts?.toolHint) {
+                process.stdout.write(pc.dim(`  [${content}]\n`));
+              } else {
+                process.stdout.write(pc.dim(`  ${content}\n`));
+              }
+            };
+
+            const result = await agentLoop.processDirect(
+              text,
+              'cli:interactive',
+              'cli',
+              'interactive',
+              onProgress,
+            );
+            console.log(pc.bold('Bot:'), result);
+            promptUser();
+          });
+        };
+
+        rl.on('close', () => {
+          agentLoop.stop();
+          process.exit(0);
+        });
+
+        promptUser();
+      },
+    );
+}