big backend refactor

server/src/llm/provider-ids.ts

@@ -2,15 +2,28 @@ import type { Provider } from "./types.js";
 
 type PrismaProvider = Exclude<Provider, "hermes-agent"> | "hermes_agent";
 
+const apiToPrismaProvider = {
+  openai: "openai",
+  anthropic: "anthropic",
+  xai: "xai",
+  "hermes-agent": "hermes_agent",
+} as const satisfies Record<Provider, PrismaProvider>;
+
+const prismaToApiProvider = {
+  openai: "openai",
+  anthropic: "anthropic",
+  xai: "xai",
+  hermes_agent: "hermes-agent",
+  "hermes-agent": "hermes-agent",
+} as const satisfies Record<PrismaProvider | "hermes-agent", Provider>;
+
 export function toPrismaProvider(provider: Provider): PrismaProvider {
-  return provider === "hermes-agent" ? "hermes_agent" : provider;
+  return apiToPrismaProvider[provider];
 }
 
 export function fromPrismaProvider(provider: unknown): Provider | null {
   if (provider === null || provider === undefined) return null;
-  if (provider === "hermes_agent" || provider === "hermes-agent") return "hermes-agent";
-  if (provider === "openai" || provider === "anthropic" || provider === "xai") return provider;
-  return null;
+  return prismaToApiProvider[provider as keyof typeof prismaToApiProvider] ?? null;
 }
 
 export function serializeProviderFields<T extends Record<string, any>>(value: T): T {