42 lines
1.5 KiB
TypeScript
42 lines
1.5 KiB
TypeScript
/**
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* Search adapter factory — selects the appropriate backend by checking
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* whether the API base URL points to Anthropic's official endpoint.
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*/
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import { isFirstPartyAnthropicBaseUrl } from '../../../utils/model/providers.js'
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import { ApiSearchAdapter } from './apiAdapter.js'
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import { BingSearchAdapter } from './bingAdapter.js'
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import type { WebSearchAdapter } from './types.js'
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export type { SearchResult, SearchOptions, SearchProgress, WebSearchAdapter } from './types.js'
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let cachedAdapter: WebSearchAdapter | null = null
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export function createAdapter(): WebSearchAdapter {
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// 直接用 bing 适配器，跳过 API 适配器的选择逻辑
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return new BingSearchAdapter()
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// // Adapter is stateless — safe to reuse across calls within a session
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// if (cachedAdapter) return cachedAdapter
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// // Env override: WEB_SEARCH_ADAPTER=api|bing forces specific backend
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// const envAdapter = process.env.WEB_SEARCH_ADAPTER
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// if (envAdapter === 'api') {
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// cachedAdapter = new ApiSearchAdapter()
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// return cachedAdapter
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// }
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// if (envAdapter === 'bing') {
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// cachedAdapter = new BingSearchAdapter()
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// return cachedAdapter
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// }
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// // Anthropic official URL → API server-side search
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// if (isFirstPartyAnthropicBaseUrl()) {
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// cachedAdapter = new ApiSearchAdapter()
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// return cachedAdapter
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// }
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// // Third-party proxies / non-Anthropic endpoints → Bing fallback
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// cachedAdapter = new BingSearchAdapter()
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// return cachedAdapter
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}
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