core: refactor providerOptions function to accept Provider.Model for cleaner API

packages/opencode/src/provider/transform.ts

@@ -273,8 +273,8 @@ export namespace ProviderTransform {
     return options
   }
 
-  export function providerOptions(npm: string | undefined, providerID: string, options: { [x: string]: any }) {
-    switch (npm) {
+  export function providerOptions(model: Provider.Model, options: { [x: string]: any }) {
+    switch (model.api.npm) {
       case "@ai-sdk/openai":
       case "@ai-sdk/azure":
         return {
@@ -302,7 +302,7 @@ export namespace ProviderTransform {
         }
       default:
         return {
-          [providerID]: options,
+          [model.providerID]: options,
         }
     }
   }

packages/opencode/src/session/compaction.ts

@@ -140,8 +140,7 @@ export namespace SessionCompaction {
       // set to 0, we handle loop
       maxRetries: 0,
       providerOptions: ProviderTransform.providerOptions(
-        model.api.npm,
-        model.providerID,
+        model,
         pipe({}, mergeDeep(ProviderTransform.options(model, input.sessionID)), mergeDeep(model.options)),
       ),
       headers: model.headers,

packages/opencode/src/session/prompt.ts

@@ -562,7 +562,7 @@ export namespace SessionPrompt {
           OUTPUT_TOKEN_MAX,
         ),
         abortSignal: abort,
-        providerOptions: ProviderTransform.providerOptions(model.api.npm, model.providerID, params.options),
+        providerOptions: ProviderTransform.providerOptions(model, params.options),
         stopWhen: stepCountIs(1),
         temperature: params.temperature,
         topP: params.topP,
@@ -1458,7 +1458,7 @@ export namespace SessionPrompt {
     await generateText({
       // use higher # for reasoning models since reasoning tokens eat up a lot of the budget
       maxOutputTokens: small.capabilities.reasoning ? 3000 : 20,
-      providerOptions: ProviderTransform.providerOptions(small.api.npm, small.providerID, options),
+      providerOptions: ProviderTransform.providerOptions(small, options),
       messages: [
         ...SystemPrompt.title(small.providerID).map(
           (x): ModelMessage => ({

packages/opencode/src/session/summary.ts

@@ -91,7 +91,7 @@ export namespace SessionSummary {
     if (textPart && !userMsg.summary?.title) {
       const result = await generateText({
         maxOutputTokens: small.capabilities.reasoning ? 1500 : 20,
-        providerOptions: ProviderTransform.providerOptions(small.api.npm, small.providerID, options),
+        providerOptions: ProviderTransform.providerOptions(small, options),
         messages: [
           ...SystemPrompt.title(small.providerID).map(
             (x): ModelMessage => ({
@@ -138,7 +138,7 @@ export namespace SessionSummary {
         const result = await generateText({
           model: language,
           maxOutputTokens: 100,
-          providerOptions: ProviderTransform.providerOptions(small.api.npm, small.providerID, options),
+          providerOptions: ProviderTransform.providerOptions(small, options),
           messages: [
             ...SystemPrompt.summarize(small.providerID).map(
               (x): ModelMessage => ({