feat: add instance management to dashboard

server/index.js

@@ -3,11 +3,15 @@ import fastifyStatic from '@fastify/static'
 import path from 'node:path'
 import { fileURLToPath } from 'node:url'
 import {
+  addInstanceToConfig,
   buildClients,
   collectInstanceStatus,
+  createSimAdminClient,
+  deleteInstanceFromConfig,
   loadConfig,
   proxyToInstance,
   redactInstance,
+  updateInstanceInConfig,
 } from './core.js'
 
 const __filename = fileURLToPath(import.meta.url)
@@ -29,6 +33,16 @@ function clientById(id, reply) {
   return client
 }
 
+function sendConfigError(reply, error) {
+  const message = String(error?.message || error)
+  const status = /not found/.test(message) ? 404 : /duplicate|required|invalid|URL/.test(message) ? 400 : 500
+  return reply.code(status).send({ error: message })
+}
+
+function refreshClientFor(instance) {
+  clients.set(instance.id, createSimAdminClient(instance))
+}
+
 app.get('/api/config', async () => ({
   configPath: config.configPath,
   instances: config.instances.map(redactInstance),
@@ -43,6 +57,38 @@ app.get('/api/config', async () => ({
 
 app.get('/api/instances', async () => ({ instances: config.instances.map(redactInstance) }))
 
+app.post('/api/instances', async (request, reply) => {
+  try {
+    const instance = await addInstanceToConfig(config, request.body || {})
+    refreshClientFor(instance)
+    return { instance: redactInstance(instance), configPath: config.configPath }
+  } catch (error) {
+    return sendConfigError(reply, error)
+  }
+})
+
+app.put('/api/instances/:id', async (request, reply) => {
+  try {
+    const oldId = request.params.id
+    const instance = await updateInstanceInConfig(config, oldId, request.body || {})
+    if (instance.id !== oldId) clients.delete(oldId)
+    refreshClientFor(instance)
+    return { instance: redactInstance(instance), configPath: config.configPath }
+  } catch (error) {
+    return sendConfigError(reply, error)
+  }
+})
+
+app.delete('/api/instances/:id', async (request, reply) => {
+  try {
+    const removed = await deleteInstanceFromConfig(config, request.params.id)
+    clients.delete(removed.id)
+    return { removed: redactInstance(removed), configPath: config.configPath }
+  } catch (error) {
+    return sendConfigError(reply, error)
+  }
+})
+
 app.get('/api/status', async () => ({
   instances: await Promise.all([...clients.values()].map(collectInstanceStatus)),
 }))