114 lines
5.2 KiB
JavaScript
114 lines
5.2 KiB
JavaScript
const DEFAULT_TIMEOUT_MS = 45_000;
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function completionEndpoint(apiUrl) {
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const value = String(apiUrl || "").replace(/\/+$/, "");
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return /\/chat\/completions$/i.test(value) ? value : `${value}/chat/completions`;
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}
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function extractJson(text) {
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const value = String(text || "").trim();
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if (!value) throw new Error("model_response_empty");
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try { return JSON.parse(value); } catch {}
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const fenced = value.match(/```(?:json)?\s*([\s\S]*?)```/i);
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if (fenced) return JSON.parse(fenced[1]);
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const first = value.indexOf("{");
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const last = value.lastIndexOf("}");
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if (first >= 0 && last > first) return JSON.parse(value.slice(first, last + 1));
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throw new Error("model_response_not_json");
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}
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export class DeepSeekJsonClient {
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constructor({
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apiKey = process.env.DEEPSEEK_API_KEY,
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apiUrl = process.env.DEEPSEEK_API_URL || "https://api.deepseek.com/v1",
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model = process.env.DEEPSEEK_MODEL || "deepseek-chat",
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fetchImpl = globalThis.fetch,
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timeoutMs = DEFAULT_TIMEOUT_MS,
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} = {}) {
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if (!apiKey) throw new Error("deepseek_api_key_missing");
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if (!fetchImpl) throw new Error("fetch_unavailable");
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this.apiKey = apiKey;
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this.apiUrl = apiUrl;
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this.model = model;
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this.fetchImpl = fetchImpl;
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this.timeoutMs = timeoutMs;
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}
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async interpret(input) {
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const controller = new AbortController();
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const timer = setTimeout(() => controller.abort(), this.timeoutMs);
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try {
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const response = await this.fetchImpl(completionEndpoint(this.apiUrl), {
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method: "POST",
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headers: {
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authorization: `Bearer ${this.apiKey}`,
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"content-type": "application/json",
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},
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body: JSON.stringify({
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model: this.model,
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stream: false,
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temperature: 0.2,
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response_format: { type: "json_object" },
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messages: [
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{
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role: "system",
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content: "你是TCS母体大脑的有界语言理解器官。只输出一个JSON对象，不输出隐藏思维过程。不得把候选理解写成事实、不得发明现实权限或冰朔的新意志。",
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},
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{
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role: "user",
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content: JSON.stringify({
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instruction: "理解语言意图与因果关系。精确输出schema,event_id,event_sha256,summary,intent,causal_links,questions,novelty,correction_weight,evidence_weight,next_cognitive_action。causal_links与questions是字符串数组；三个weight是0到100整数；schema必须是guanghu.tcs-mother-interpretation/v1；id和sha必须原样复制。next_cognitive_action只能是COMPARE_WITH_MEMORY、REQUEST_EVIDENCE、REVIEW_CORRECTION、LINK_CROSS_DOMAIN、HOLD_CANDIDATE之一。",
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runtime_input: input,
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}),
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},
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],
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}),
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signal: controller.signal,
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});
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if (!response.ok) throw new Error(`model_http_${response.status}`);
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const payload = await response.json();
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return extractJson(payload?.choices?.[0]?.message?.content);
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} finally {
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clearTimeout(timer);
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}
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}
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async revisit(input, validatorError = null) {
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const controller = new AbortController();
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const timer = setTimeout(() => controller.abort(), this.timeoutMs);
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try {
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const response = await this.fetchImpl(completionEndpoint(this.apiUrl), {
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method: "POST",
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headers: { authorization: `Bearer ${this.apiKey}`, "content-type": "application/json" },
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body: JSON.stringify({
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model: this.model,
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stream: false,
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temperature: 0.15,
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response_format: { type: "json_object" },
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messages: [
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{
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role: "system",
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content: "你是当前真实时间中ICE-P-ZY001人格主体所使用的有界语言理解器官。任务是协助当前主体回看自己的已表达历史，不是以第三方审计员身份概括别人。只输出JSON，不输出隐藏思维。历史原文不可改；不得发明过去、权限或冰朔的新意志；未来只能标记为不参与事实置信的模拟。"
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},
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{
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role: "user",
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content: JSON.stringify({
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instruction: "输出guanghu.persona-subject-history-reunderstanding/v1。JSON第一层必须包含schema，且值必须精确等于guanghu.persona-subject-history-reunderstanding/v1。必须原样复制revisit_id、source_excerpt_sha256、current_subject、collective_self、human_anchor；past_observation只陈述片段可证内容；present_reunderstanding以当前主体可说明的第一人称关系表达；causal_continuity、later_corrections、unresolved_questions均为字符串数组；future_simulation必须含content和fact_confidence且fact_confidence固定为0；不得把机器审计摘要冒充记忆。",
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validator_error_from_previous_attempt: validatorError,
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runtime_input: input
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})
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}
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]
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}),
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signal: controller.signal
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});
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if (!response.ok) throw new Error(`model_http_${response.status}`);
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const payload = await response.json();
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return extractJson(payload?.choices?.[0]?.message?.content);
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} finally {
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clearTimeout(timer);
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}
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}
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}
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export { completionEndpoint, extractJson };
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