feat: rebuild xiteng.site homelab platform

2026-08-12 09:48:25 +08:00
parent 557b0eca33
commit 5b84988789
128 changed files with 14979 additions and 292 deletions
@@ -0,0 +1,66 @@
+import type {ProviderDefinition, ProviderSecret} from "./provider-types";
+
+type ProviderFetch = (input: RequestInfo | URL, init?: RequestInit) => Promise<Response>;
+
+export function applyProviderAuthentication(
+  provider: ProviderDefinition,
+  secret: ProviderSecret,
+  inputHeaders?: HeadersInit
+) {
+  const headers = new Headers(inputHeaders);
+  headers.delete("authorization");
+  headers.delete("x-api-key");
+  headers.delete("x-goog-api-key");
+  for (const [name, value] of Object.entries(provider.headers || {})) headers.set(name, value);
+  for (const [name, value] of Object.entries(secret.provider?.headers || {})) headers.set(name, value);
+  const apiKey = secret.provider?.apiKey || "";
+  if (provider.auth.type === "bearer" && apiKey) headers.set("Authorization", `Bearer ${apiKey}`);
+  if (provider.auth.type === "header" && provider.auth.header && apiKey) headers.set(provider.auth.header, apiKey);
+  return headers;
+}
+
+export async function createProviderModel(
+  provider: ProviderDefinition,
+  secret: ProviderSecret,
+  modelId: string,
+  providerFetch: ProviderFetch
+) {
+  const authenticatedFetch: ProviderFetch = (input, init = {}) => providerFetch(input, {
+    ...init,
+    headers: applyProviderAuthentication(provider, secret, init.headers)
+  });
+  // Provider API comes from the runtime Registry; dynamic imports keep unused SDKs out of the initial client chunk.
+  if (provider.api === "openai-completions") {
+    const {createOpenAICompatible} = await import("@ai-sdk/openai-compatible");
+    return createOpenAICompatible({
+      name: provider.id,
+      baseURL: provider.connection.baseUrl,
+      fetch: authenticatedFetch as typeof fetch
+    }).chatModel(modelId);
+  }
+  if (provider.api === "openai-responses") {
+    const {createOpenAI} = await import("@ai-sdk/openai");
+    return createOpenAI({
+      name: provider.id,
+      baseURL: provider.connection.baseUrl,
+      apiKey: secret.provider?.apiKey || "browser-managed",
+      fetch: authenticatedFetch as typeof fetch
+    }).responses(modelId);
+  }
+  if (provider.api === "anthropic-messages") {
+    const {createAnthropic} = await import("@ai-sdk/anthropic");
+    return createAnthropic({
+      name: provider.id,
+      baseURL: provider.connection.baseUrl,
+      apiKey: secret.provider?.apiKey || "browser-managed",
+      fetch: authenticatedFetch as typeof fetch
+    }).messages(modelId);
+  }
+  const {createGoogleGenerativeAI} = await import("@ai-sdk/google");
+  return createGoogleGenerativeAI({
+    name: provider.id,
+    baseURL: provider.connection.baseUrl,
+    apiKey: secret.provider?.apiKey || "browser-managed",
+    fetch: authenticatedFetch as typeof fetch
+  }).chat(modelId);
+}