first commit

packages/api/src/registry/CloudAdapterRegistry.test.ts

@@ -0,0 +1,39 @@
+import {describe, expect, test} from 'bun:test'
+import {awsStorageSchema} from '../cloud-spi/storageSchema'
+import type {CloudResource, CloudServiceAdapter, CreateResourceInput} from '../cloud-spi/types'
+import {CloudAdapterRegistry} from './CloudAdapterRegistry'
+
+const adapter: CloudServiceAdapter = {
+    cloud: 'aws',
+    service: 'storage',
+    schema: awsStorageSchema,
+    list: async () => [],
+    get: async () => null,
+    create: async (_input: CreateResourceInput): Promise<CloudResource> => ({
+        id: 'demo',
+        name: 'demo',
+        cloud: 'aws',
+        service: 'storage',
+        type: 'bucket',
+        region: null,
+        createdAt: null,
+        metadata: {},
+    }),
+    delete: async () => {},
+}
+
+describe('CloudAdapterRegistry', () => {
+    test('returns registered adapters by cloud and service', () => {
+        const registry = new CloudAdapterRegistry([adapter])
+
+        expect(registry.get('aws', 'storage')).toBe(adapter)
+        expect(registry.get('azure', 'storage')).toBeUndefined()
+    })
+
+    test('lists services registered for a cloud', () => {
+        const registry = new CloudAdapterRegistry([adapter])
+
+        expect(registry.servicesFor('aws')).toEqual(['storage'])
+        expect(registry.servicesFor('azure')).toEqual([])
+    })
+})

packages/api/src/registry/CloudAdapterRegistry.ts

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+import type {CloudProvider, CloudServiceAdapter, CloudServiceType} from '../cloud-spi/types'
+
+export class CloudAdapterRegistry {
+    private readonly adapters = new Map<string, CloudServiceAdapter>()
+
+    constructor(adapters: CloudServiceAdapter[] = []) {
+        for (const adapter of adapters) {
+            this.register(adapter)
+        }
+    }
+
+    register(adapter: CloudServiceAdapter): void {
+        this.adapters.set(this.key(adapter.cloud, adapter.service), adapter)
+    }
+
+    get(cloud: CloudProvider, service: CloudServiceType): CloudServiceAdapter | undefined {
+        return this.adapters.get(this.key(cloud, service))
+    }
+
+    servicesFor(cloud: CloudProvider): CloudServiceType[] {
+        return [...this.adapters.values()]
+            .filter((adapter) => adapter.cloud === cloud)
+            .map((adapter) => adapter.service)
+    }
+
+    private key(cloud: CloudProvider, service: CloudServiceType): string {
+        return `${cloud}:${service}`
+    }
+}