refactor: remove ProviderId

packages/aiCore/src/__tests__/helpers/model-test-utils.ts

@@ -17,7 +17,7 @@ import { vi } from 'vitest'
 import * as z from 'zod'
 
 import type { StreamTextParams, StreamTextResult } from '../../core/plugins'
-import type { ProviderId } from '../../core/providers/types'
+import type { RegisteredProviderId } from '../../core/providers/types'
 import type { AiRequestContext } from '../../types'
 
 /**
@@ -47,7 +47,7 @@ export function createMockContext(overrides?: ContextOverrides): AiRequestContex
   })
 
   const base: AiRequestContext<StreamTextParams, StreamTextResult> = {
-    providerId: 'openai' as ProviderId,
+    providerId: 'openai' as RegisteredProviderId,
     model: mockModel,
     originalParams: {
       model: mockModel,

packages/aiCore/src/core/plugins/index.ts

@@ -13,14 +13,14 @@ export type {
 } from './types'
 import type { ImageModel, LanguageModel } from 'ai'
 
-import type { ProviderId } from '../providers'
+import type { RegisteredProviderId } from '../providers'
 import type { AiPlugin, AiRequestContext } from './types'
 
 // 插件管理器
 export { PluginManager } from './manager'
 
 // 工具函数
-export function createContext<T extends ProviderId, TParams = unknown, TResult = unknown>(
+export function createContext<T extends RegisteredProviderId | (string & {}), TParams = unknown, TResult = unknown>(
   providerId: T,
   model: LanguageModel | ImageModel,
   originalParams: TParams

packages/aiCore/src/core/plugins/types.ts

@@ -1,7 +1,7 @@
 import type { JSONObject, JSONValue } from '@ai-sdk/provider'
 import type { generateText, LanguageModelMiddleware, streamText, TextStreamPart, ToolSet } from 'ai'
 
-import type { AiSdkModel, ProviderId } from '../providers/types'
+import type { AiSdkModel, RegisteredProviderId } from '../providers/types'
 
 /**
  * 常用的 AI SDK 参数类型（完整版，用于插件泛型）
@@ -39,7 +39,7 @@ export type RecursiveCallFn<TParams = unknown, TResult = unknown> = (newParams:
  * 使用泛型参数以支持不同类型的请求
  */
 export interface AiRequestContext<TParams = unknown, TResult = unknown> {
-  providerId: ProviderId
+  providerId: RegisteredProviderId | (string & {})
   model: AiSdkModel
   originalParams: TParams
   metadata: AiRequestMetadata

packages/aiCore/src/core/providers/core/ExtensionRegistry.ts

@@ -6,7 +6,6 @@
 import type { ProviderV3 } from '@ai-sdk/provider'
 
 import type { RegisteredProviderId } from '../index'
-import type { ProviderId } from '../types'
 import { type ProviderExtension } from './ProviderExtension'
 import { ProviderCreationError } from './utils'
 
@@ -250,13 +249,13 @@ export class ExtensionRegistry {
    * parseProviderId('unknown')            // → null
    * ```
    */
-  parseProviderId(providerId: string): { baseId: ProviderId; mode?: string; isVariant: boolean } | null {
+  parseProviderId(providerId: string): { baseId: RegisteredProviderId; mode?: string; isVariant: boolean } | null {
     // 先检查是否是已注册的 extension（直接或通过别名）
     const extension = this.get(providerId)
     if (extension) {
       // 是基础 ID 或别名，不是变体
       return {
-        baseId: extension.config.name as ProviderId,
+        baseId: extension.config.name as RegisteredProviderId,
         isVariant: false
       }
     }
@@ -272,7 +271,7 @@ export class ExtensionRegistry {
         const variantId = `${ext.config.name}-${variant.suffix}`
         if (variantId === providerId) {
           return {
-            baseId: ext.config.name as ProviderId,
+            baseId: ext.config.name as RegisteredProviderId,
             mode: variant.suffix,
             isVariant: true
           }
@@ -322,7 +321,7 @@ export class ExtensionRegistry {
    * getBaseProviderId('unknown')          // → null
    * ```
    */
-  getBaseProviderId(id: string): ProviderId | null {
+  getBaseProviderId(id: string): RegisteredProviderId | null {
     const parsed = this.parseProviderId(id)
     return parsed?.baseId ?? null
   }

packages/aiCore/src/core/providers/index.ts

@@ -21,10 +21,8 @@ export {
 
 // ==================== 基础数据和类型 ====================
 
-// 类型定义和Schema
-export type { AiSdkModel, ProviderError, ProviderTypeRegistrar } from './types'
-export type { ProviderId } from './types/schemas'
-export { providerIdSchema } from './types/schemas'
+// 类型定义
+export type { AiSdkModel, ProviderError } from './types'
 
 // 类型提取工具（用于应用层 Merge Point 模式）
 export type {

packages/aiCore/src/core/providers/types/index.ts

@@ -12,13 +12,14 @@ import type {
 
 import type { coreExtensions, CoreProviderId } from '../core/initialization'
 import type { ProviderExtension } from '../core/ProviderExtension'
-// 导入基于 Zod 的 ProviderId 类型
-import { type ProviderId as ZodProviderId } from './schemas'
 
 /**
- * 核心 Provider ID
+ * 已注册的 Provider ID
  * 从 coreExtensions 数组自动提取所有 Provider IDs
+ * 类型安全的 literal union
  *
+ * 如果需要支持动态/未注册的 provider，使用：
+ * RegisteredProviderId | (string & {})
  */
 export type RegisteredProviderId = CoreProviderId
 
@@ -35,14 +36,6 @@ export class ProviderError extends Error {
   }
 }
 
-// 动态ProviderId类型 - 基于 Zod Schema，支持运行时扩展和验证
-export type ProviderId = ZodProviderId
-
-export interface ProviderTypeRegistrar {
-  registerProviderType<T extends string, S>(providerId: T, settingsType: S): void
-  getProviderSettings<T extends string>(providerId: T): any
-}
-
 export type AiSdkModel = LanguageModel | ImageModel | EmbeddingModel | TranscriptionModel | SpeechModel
 export type AiSdkProvider = ProviderV2 | ProviderV3
 export type AiSdkUsage = LanguageModelUsage | ImageModelUsage | EmbeddingModelUsage

packages/aiCore/src/core/providers/types/schemas.ts

@@ -1,16 +0,0 @@
-/**
- * Provider ID Schema
- */
-
-import * as z from 'zod'
-
-/**
- * Provider ID Schema
- * 通过 module augmentation 扩展的类型安全 ID
- */
-export const providerIdSchema = z.string().min(1)
-
-/**
- * Provider ID 类型 - 基于 zod schema 推导
- */
-export type ProviderId = z.infer<typeof providerIdSchema>

packages/aiCore/src/core/runtime/pluginEngine.ts

@@ -13,13 +13,13 @@ import {
   type StreamTextParams,
   type StreamTextResult
 } from '../plugins'
-import { type ProviderId } from '../providers/types'
+import { type RegisteredProviderId } from '../providers/types'
 
 /**
  * 插件增强的 AI 客户端
  * 专注于插件处理，不暴露用户API
  */
-export class PluginEngine<T extends ProviderId = ProviderId> {
+export class PluginEngine<T extends RegisteredProviderId | (string & {}) = RegisteredProviderId> {
   /**
    * Plugin storage with explicit any/any generics
    *

packages/aiCore/src/index.ts

@@ -34,15 +34,7 @@ export { createContext, definePlugin, PluginManager } from './core/plugins'
 export { PluginEngine } from './core/runtime/pluginEngine'
 
 // ==================== 类型工具 ====================
-export type { ModelId, ProviderId, RequestId } from './core/types/branded'
-export { isModelId, isProviderId, isRequestId } from './core/types/branded'
-// Branded type constructors (values, not types)
 export type { AiSdkModel } from './core/providers'
-export {
-  ModelId as createModelId,
-  ProviderId as createProviderId,
-  RequestId as createRequestId
-} from './core/types/branded'
 
 // ==================== 选项 ====================
 export {