import type { FastifyInstance } from 'fastify';
import { terminalRunRequestSchema, terminalRunResponseSchema } from '@hermes-mobile/shared';
import type { CompanionConfig } from '../config/companionConfig.js';
import { toSafeAbsolutePath, toWorkspacePath } from '../config/paths.js';
import { runProcess } from '../system/processes.js';

export async function registerTerminalRoutes(app: FastifyInstance, config: CompanionConfig): Promise<void> {
  app.post('/api/terminal/run', async (request) => {
    const body = terminalRunRequestSchema.parse(request.body);
    const cwd = toSafeAbsolutePath(config.workspaceRoot, body.cwd ?? '.');
    const result = await runProcess('/bin/sh', ['-lc', body.command], {
      cwd,
      timeoutMs: body.timeoutMs ?? 10000,
    });

    return terminalRunResponseSchema.parse({
      cwd: toWorkspacePath(config.workspaceRoot, cwd),
      command: body.command,
      stdout: result.stdout,
      stderr: result.stderr,
      exitCode: result.exitCode,
      timedOut: result.timedOut,
    });
  });
}