refactor: repartition server-side and client-side code

app/.server/modules/llm/providers/ernie.ts

@@ -0,0 +1,57 @@
+import { createOpenAICompatible } from '@ai-sdk/openai-compatible';
+import type { LanguageModel } from 'ai';
+import { BaseProvider } from '~/.server/modules/llm/base-provider';
+import type { ModelInfo } from '~/.server/modules/llm/types';
+import type { IProviderSetting } from '~/types/model';
+
+export default class ErnieProvider extends BaseProvider {
+  name = 'Ernie';
+  getApiKeyLink = undefined;
+
+  staticModels: ModelInfo[] = [];
+
+  async getDynamicModels(settings?: IProviderSetting): Promise<ModelInfo[]> {
+    const { baseUrl: fetchBaseUrl, apiKey } = this.getProviderBaseUrlAndKey(settings);
+    const baseUrl = fetchBaseUrl || 'https://qianfan.baidubce.com/v2';
+
+    if (!apiKey) {
+      throw `Missing Api Key configuration for ${this.name} provider`;
+    }
+
+    const response = await fetch(`${baseUrl}/models`, {
+      headers: {
+        Authorization: `Bearer ${apiKey}`,
+      },
+    });
+
+    const res = (await response.json()) as any;
+
+    const data = res.data.filter((model: any) => model.object === 'model' && model.supports_chat);
+
+    return data.map((m: any) => ({
+      name: m.id,
+      label: `${m.id} - context ${m.context_length ? Math.floor(m.context_length / 1000) + 'k' : 'N/A'}`,
+      provider: this.name,
+      maxTokenAllowed: m.context_length || 8000,
+    }));
+  }
+
+  getModelInstance(options: { model: string; providerSettings?: Record<string, IProviderSetting> }): LanguageModel {
+    const { model, providerSettings } = options;
+
+    const { apiKey } = this.getProviderBaseUrlAndKey(providerSettings?.[this.name]);
+
+    if (!apiKey) {
+      throw `Missing Api Key configuration for ${this.name} provider`;
+    }
+
+    const provider = createOpenAICompatible({
+      name: this.name,
+      baseURL: 'https://qianfan.baidubce.com/v2',
+      apiKey,
+      includeUsage: true,
+    });
+
+    return provider(model);
+  }
+}