75 lines
2.1 KiB
TypeScript
75 lines
2.1 KiB
TypeScript
import i18n from 'i18next';
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import { API_BASE_URL } from '@/src/constants/env';
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import type { UserProfileV1_2 } from '@/src/features/userProfileScoring';
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export type RecommendedItem = {
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content_id: number;
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text: string;
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final_score: number;
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fallback_level_final: number;
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explanations?: Record<string, unknown> | null;
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};
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export type RecoMeta = Record<string, unknown>;
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export type RecoEngineResult = {
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items: RecommendedItem[];
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meta: RecoMeta;
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};
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export type RecoRequest = {
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k?: number;
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user_profile: UserProfileV1_2;
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already_recommended_ids?: Array<string | number>;
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touched_or_viewed_ids?: Array<string | number>;
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now?: string; // ISO8601（可选）
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};
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function withTimeout(ms: number): AbortController {
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const controller = new AbortController();
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setTimeout(() => controller.abort(), ms);
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return controller;
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}
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export async function fetchRecoFeed(req: RecoRequest): Promise<RecoEngineResult> {
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const controller = withTimeout(12_000);
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const url = `${API_BASE_URL}/v1/reco/feed`;
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const acceptLanguage = i18n.language?.toLowerCase().startsWith('zh') ? 'tc' : 'en';
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const headers: Record<string, string> = {
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'Content-Type': 'application/json',
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// 让后端做 locale 选择（目前后端只区分 en/tc）
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'Accept-Language': acceptLanguage,
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};
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const bodyObj = {
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k: req.k,
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user_profile: req.user_profile,
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already_recommended_ids: req.already_recommended_ids ?? [],
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touched_or_viewed_ids: req.touched_or_viewed_ids ?? [],
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now: req.now,
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};
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// 仅在开发环境打印，避免生产环境日志泄露敏感信息
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if (__DEV__) {
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console.log('[Feed API] 请求地址:', url);
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console.log('[Feed API] Feed的API请求头:', headers);
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console.log('[Feed API] Feed的API请求体:', bodyObj);
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}
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const res = await fetch(url, {
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method: 'POST',
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headers,
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body: JSON.stringify(bodyObj),
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signal: controller.signal,
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});
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if (!res.ok) {
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const text = await res.text().catch(() => '');
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throw new Error(`推荐接口请求失败：${res.status} ${res.statusText} ${text}`.trim());
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}
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return (await res.json()) as RecoEngineResult;
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}
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