refactor(llm): resolve model metadata together

packages/llm/llm-deepseek/src/adapter.ts

@@ -8,10 +8,9 @@
 import { attributionHeaders, CONTEXT_WINDOW_EXCEEDED_CODE, isContextWindowExceededError, isQuotaExceededError, LlmAdapter, LlmError, ProviderRequestId, QUOTA_EXCEEDED_CODE, ReasoningEffortId } from '@deepseek-ai/dsh-llm'
 import type {
   GenerateOptions,
-  LlmModelContext,
   LlmModelInfo,
-  LlmModelReasoningInfo,
   LlmProviderInfo,
+  LlmResolvedModelInfo,
   StreamChunk,
 } from '@deepseek-ai/dsh-llm'
 import { idleWatchdog, MAX_TIMER_DELAY_MS, timeoutOf } from '@deepseek-ai/dsh-timeout'
@@ -59,6 +58,15 @@ const REASONING_EFFORTS = [
   { id: MAX_REASONING_EFFORT, name: 'Max' },
 ] as const
 
+function modelInfo(provider: string, model: DeepSeekCatalogModel): LlmModelInfo {
+  return {
+    provider,
+    id: model.id,
+    name: model.name ?? model.id,
+    ...model.description === undefined ? {} : { description: model.description },
+  }
+}
+
 function providerRetryAfterMs(value: string | null): number | undefined {
   if (value === null) return undefined
   if (/^\d+$/.test(value)) {
@@ -127,34 +135,32 @@ export class DeepSeekAdapter extends LlmAdapter {
   }
 
   override listModels(provider: string): Promise<readonly LlmModelInfo[]> {
-    return Promise.resolve((this.options.models ?? []).map(model => ({
-      provider,
-      id: model.id,
-      name: model.name ?? model.id,
-      ...model.description === undefined ? {} : { description: model.description },
-    })))
+    return Promise.resolve((this.options.models ?? []).map(model => modelInfo(provider, model)))
   }
 
-  override resolveModelContext(
-    _provider: string,
+  override resolveModel(
+    provider: string,
     model: string,
-  ): Promise<LlmModelContext | undefined> {
-    const contextWindow = this.options.models?.find(entry => entry.id === model)?.contextWindow
-      ?? this.options.defaultContextWindow
-    return Promise.resolve(contextWindow === undefined ? undefined : { contextWindow })
-  }
-
-  override resolveModelReasoning(
-    _provider: string,
-    _model: string,
     _signal?: AbortSignal,
-  ): Promise<LlmModelReasoningInfo | undefined> {
-    if (this.options.defaults?.thinking === 'disabled') return Promise.resolve(undefined)
+  ): Promise<LlmResolvedModelInfo> {
+    const configured = this.options.models?.find(entry => entry.id === model)
+    const contextWindow = configured?.contextWindow
+      ?? this.options.defaultContextWindow
     return Promise.resolve({
-      efforts: REASONING_EFFORTS,
-      defaultEffort: this.options.defaults?.reasoningEffort === 'max'
-        ? MAX_REASONING_EFFORT
-        : HIGH_REASONING_EFFORT,
+      ...configured === undefined
+        ? { provider, id: model, name: model }
+        : modelInfo(provider, configured),
+      ...contextWindow === undefined ? {} : { context: { contextWindow } },
+      ...this.options.defaults?.thinking === 'disabled'
+        ? {}
+        : {
+          reasoning: {
+            efforts: REASONING_EFFORTS,
+            defaultEffort: this.options.defaults?.reasoningEffort === 'max'
+              ? MAX_REASONING_EFFORT
+              : HIGH_REASONING_EFFORT,
+          },
+        },
     })
   }