新增角色大廳(lobby)邀約與通話、附身(possession)、時鐘(clock)抽象、 時間流與睡眠負債、後日談進度、行為選擇與旁觀反應等模組,並補齊對應冒煙 測試(R~V)與單元測試;同步調整 web/mobile 對應頁面與元件。 Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
145 lines
6.4 KiB
TypeScript
145 lines
6.4 KiB
TypeScript
import { Injectable } from "@nestjs/common";
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import type { CharacterCallCandidate, EndingDetectionResult, LLMProvider } from "./llm-provider.js";
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import type { GenerationContext, GeneratedResponse } from "./types.js";
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import { buildMessages } from "./prompt-builder.js";
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import { extractActions } from "./action-markup.js";
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interface OpenAiCompatibleChoice {
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message?: { content?: string };
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delta?: { content?: string };
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}
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interface OpenAiCompatibleUsage {
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prompt_tokens?: number;
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completion_tokens?: number;
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}
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interface OpenAiCompatibleResponse {
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choices?: OpenAiCompatibleChoice[];
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usage?: OpenAiCompatibleUsage;
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}
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function baseUrl(): string {
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return process.env.CLAUDE_BASE_URL ?? "http://localhost:3000/api/v1";
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}
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function apiKey(): string {
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const key = process.env.CLAUDE_API_KEY;
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if (!key) {
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throw new Error("CLAUDE_API_KEY 未設定,LLM_PROVIDER=claude 需要這個環境變數才能呼叫真實 API");
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}
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return key;
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}
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function model(): string {
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return process.env.CLAUDE_MODEL ?? "claude-sonnet-4-5";
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}
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async function requestChatCompletion(body: Record<string, unknown>): Promise<Response> {
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const res = await fetch(`${baseUrl()}/chat/completions`, {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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Authorization: `Bearer ${apiKey()}`,
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},
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body: JSON.stringify(body),
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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(`ClaudeProvider 呼叫失敗(HTTP ${res.status}):${text.slice(0, 500)}`);
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}
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return res;
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}
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// R-3:把 F-2 的空殼換成真的呼叫。這個部署走 CLIProxy(分散式派工代理,見
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// gitea.jsc.idv.tw/jiantw83/CLIProxy)提供的 OpenAI 相容端點,而不是直連
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// api.anthropic.com——底層仍是 Claude,只是多一層派工代理,對這個介面
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// (LLMProvider.generate/stream)完全透明,切換供應商不需要動任何呼叫端程式碼。
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@Injectable()
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export class ClaudeProvider implements LLMProvider {
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async generate(context: GenerationContext): Promise<GeneratedResponse> {
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const res = await requestChatCompletion({
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model: model(),
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messages: buildMessages(context),
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stream: false,
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});
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const json = (await res.json()) as OpenAiCompatibleResponse;
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const text = json.choices?.[0]?.message?.content ?? "";
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if (!text) {
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throw new Error("ClaudeProvider 回應內容為空(choices[0].message.content 缺失)");
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}
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// T9:真實 API 回應的 usage 未提供時(部分相容端點不回傳)以 0 記錄,不因此中斷生成。
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return {
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text,
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actions: extractActions(text),
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usage: { model: model(), promptTokens: json.usage?.prompt_tokens ?? 0, completionTokens: json.usage?.completion_tokens ?? 0 },
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};
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}
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async *stream(context: GenerationContext): AsyncIterable<string> {
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const res = await requestChatCompletion({
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model: model(),
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messages: buildMessages(context),
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stream: true,
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});
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if (!res.body) {
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throw new Error("ClaudeProvider 串流回應沒有 body");
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}
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const reader = res.body.getReader();
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const decoder = new TextDecoder();
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let buffer = "";
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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buffer += decoder.decode(value, { stream: true });
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const lines = buffer.split("\n");
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buffer = lines.pop() ?? "";
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for (const line of lines) {
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const trimmed = line.trim();
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if (!trimmed.startsWith("data:")) continue;
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const payload = trimmed.slice("data:".length).trim();
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if (payload === "[DONE]") return;
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let chunk: OpenAiCompatibleResponse;
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try {
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chunk = JSON.parse(payload);
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} catch {
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continue;
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}
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const delta = chunk.choices?.[0]?.delta?.content;
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if (delta) yield delta;
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}
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}
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}
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// T5:LLM 兼底判斷指稱哪個角色;提示詞要求只能回傳候選 id 或 NONE,避免自行編造不存在的角色。
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async identifyCharacter(utterance: string, candidates: CharacterCallCandidate[]): Promise<string | null> {
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const candidateList = candidates.map((c) => `- ${c.id}:${c.label}(${c.keywords})`).join("\n");
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const prompt = `使用者說了一句話,請判斷這句話是在呼喚下面候選名單中的哪一位。只能回傳候選名單裡的 id,不可以自行編造不存在的 id;如果判斷不出來或這句話沒有在呼喚任何人,就回傳 NONE。只回傳 id 或 NONE,不要有其他文字。\n\n候選名單:\n${candidateList}\n\n使用者的話:「${utterance}」`;
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const res = await requestChatCompletion({
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model: model(),
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messages: [{ role: "user", content: prompt }],
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stream: false,
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});
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const json = (await res.json()) as OpenAiCompatibleResponse;
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const answer = json.choices?.[0]?.message?.content?.trim() ?? "";
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return candidates.some((c) => c.id === answer) ? answer : null;
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}
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// T13:每章投影完成後都呼叫,判斷這個場景是否為整部作品的最終結局;提示詞刻意不帶章節標題,
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// 只給場景摘要與原文本身,避免標題關鍵字(例如「最終回」)預先左右判斷。
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async detectEnding(sceneSummary: string, sceneRawText: string, workTitle: string): Promise<EndingDetectionResult> {
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const prompt = `你是故事編輯,請只依下面的場景內容本身判斷:這段場景是否為作品「${workTitle}」整部作品的最終結局(整部作品在此完全收尾,不是單一篇章、單元劇或某個角色支線的結尾)。不要用章節標題或任何標題訊號預先假設,只看場景實際描寫的內容。\n\n場景摘要:${sceneSummary}\n\n場景原文:${sceneRawText}\n\n請用以下格式回答,不要有其他文字:\nANSWER: YES 或 NO\nEVIDENCE: 一到兩句話說明你的判斷依據`;
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const res = await requestChatCompletion({
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model: model(),
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messages: [{ role: "user", content: prompt }],
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stream: false,
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});
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const json = (await res.json()) as OpenAiCompatibleResponse;
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const text = json.choices?.[0]?.message?.content?.trim() ?? "";
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const answerMatch = text.match(/ANSWER:\s*(YES|NO)/i);
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const evidenceMatch = text.match(/EVIDENCE:\s*([\s\S]+)/i);
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return {
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isEnding: (answerMatch?.[1] ?? "").toUpperCase() === "YES",
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evidence: evidenceMatch?.[1]?.trim() || text || "(LLM 未回傳可解析的判斷依據)",
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};
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}
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}
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