Replace RSC streaming with /api/ai Route Handler for Docker reliability.

Server Actions + createStreamableValue kept failing in production; fetch-based text stream avoids RSC serialization issues and shows readable error messages.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
dekun
2026-06-10 22:39:09 +08:00
parent 0f3bc2c50a
commit dba0245cb1
13 changed files with 342 additions and 384 deletions
-34
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@@ -1,34 +0,0 @@
"use server";
import { createStreamableValue } from "ai/rsc";
import { pumpAIStream } from "@/lib/ai/stream";
import {
calculateBazi,
formatBaziForPrompt,
type BaziInput,
} from "@/lib/calc/bazi";
import { BAZI_SYSTEM_PROMPT } from "@/lib/prompts";
export async function getBaziAnswer(
input: BaziInput,
question: string,
birthPlaceName: string,
) {
const chart = calculateBazi(input);
const chartText = formatBaziForPrompt(chart);
const stream = createStreamableValue<string>();
pumpAIStream(
stream,
BAZI_SYSTEM_PROMPT,
`【出生时空】
出生地:${birthPlaceName}
【排盘信息】
${chartText}
【问事】
${question}`,
);
return stream.value;
}
-88
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@@ -1,88 +0,0 @@
"use server";
import { createStreamableValue } from "ai/rsc";
import { pumpAIStream } from "@/lib/ai/stream";
import {
calculateBazi,
formatBaziForPrompt,
type BaziInput,
} from "@/lib/calc/bazi";
import {
formatTimingForPrompt,
getTimingInfoWithLongitude,
} from "@/lib/calc/timing";
import { COMBINED_SYSTEM_PROMPT } from "@/lib/prompts";
import {
extractChangeDetails,
extractZhangMingRen,
readGuaMarkdown,
} from "@/lib/content/zhouyi";
export interface CombinedInput {
birth: BaziInput;
birthPlaceName: string;
currentPlaceName: string;
currentLongitude: number;
calcDate: string;
calcTime: string;
question: string;
hexagram?: {
guaMark: string;
guaTitle: string;
guaResult: string;
guaChange: string;
};
}
export async function getCombinedAnswer(input: CombinedInput) {
const chart = calculateBazi(input.birth);
const chartText = formatBaziForPrompt(chart);
const { timing, trueSolarTime } = getTimingInfoWithLongitude(
input.calcDate,
input.calcTime,
input.currentLongitude,
);
const timingText = [
formatTimingForPrompt(timing, input.currentPlaceName, input.currentLongitude),
`真太阳时:${trueSolarTime}`,
].join("\n");
let hexagramText = "";
if (input.hexagram) {
const { guaMark, guaTitle, guaResult, guaChange } = input.hexagram;
try {
const guaDetail = await readGuaMarkdown(guaMark);
const explain = extractZhangMingRen(guaDetail) ?? "";
const changeList = extractChangeDetails(guaDetail, guaChange, guaTitle);
hexagramText = [
"",
"【卦象 · 可选六爻】",
`${guaTitle} ${guaResult} ${guaChange}`,
explain,
changeList.join("\n"),
].join("\n");
} catch {
hexagramText = [
"",
"【卦象 · 可选六爻】",
`${input.hexagram.guaTitle} ${input.hexagram.guaResult} ${input.hexagram.guaChange}`,
].join("\n");
}
}
const stream = createStreamableValue<string>();
pumpAIStream(
stream,
COMBINED_SYSTEM_PROMPT,
`【人和 · 八字排盘】
出生地:${input.birthPlaceName}
${chartText}
${timingText}
${hexagramText}
【问事】
${input.question}`,
);
return stream.value;
}
-70
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@@ -1,70 +0,0 @@
"use server";
import { createStreamableValue } from "ai/rsc";
import { pumpAIStream } from "@/lib/ai/stream";
import {
formatLiuyaoTimingForPrompt,
getTimingInfoWithLongitude,
} from "@/lib/calc/timing";
import {
extractChangeDetails,
extractZhangMingRen,
readGuaMarkdown,
} from "@/lib/content/zhouyi";
import { LIUYAO_SYSTEM_PROMPT } from "@/lib/prompts";
export interface LiuyaoInput {
question: string;
calcDate: string;
calcTime: string;
locationName: string;
longitude: number;
guaMark: string;
guaTitle: string;
guaResult: string;
guaChange: string;
}
export async function getLiuyaoAnswer(input: LiuyaoInput) {
const { timing, trueSolarTime } = getTimingInfoWithLongitude(
input.calcDate,
input.calcTime,
input.longitude,
);
const timingText = formatLiuyaoTimingForPrompt(
timing,
trueSolarTime,
input.locationName,
input.longitude,
);
let guaDetailText = "";
try {
const guaDetail = await readGuaMarkdown(input.guaMark);
const explain = extractZhangMingRen(guaDetail) ?? "";
const changeList = extractChangeDetails(
guaDetail,
input.guaChange,
input.guaTitle,
);
guaDetailText = [explain, changeList.join("\n")].filter(Boolean).join("\n");
} catch {
guaDetailText = "";
}
const stream = createStreamableValue<string>();
pumpAIStream(
stream,
LIUYAO_SYSTEM_PROMPT,
`${timingText}
【卦象】
${input.guaTitle} ${input.guaResult} ${input.guaChange}
【问事】
${input.question}
${guaDetailText}`,
);
return stream.value;
}
+44
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import { streamText } from "ai";
import { createOpenAI } from "@ai-sdk/openai";
import { buildAiMessages } from "@/lib/ai/build-messages";
import {
getOpenAiApiKey,
getOpenAiBaseUrl,
getOpenAiModel,
} from "@/lib/ai/config";
import type { AiRequestBody } from "@/lib/ai/types";
export const runtime = "nodejs";
export async function POST(req: Request) {
try {
const body = (await req.json()) as AiRequestBody;
if (!body?.mode || !body.payload) {
return new Response("请求格式错误", { status: 400 });
}
const { system, user } = await buildAiMessages(body);
const openai = createOpenAI({
apiKey: getOpenAiApiKey(),
baseURL: getOpenAiBaseUrl(),
});
const result = streamText({
temperature: 0.5,
model: openai(getOpenAiModel()),
messages: [
{ role: "system", content: system },
{ role: "user", content: user },
],
maxRetries: 0,
});
return result.toTextStreamResponse();
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
return new Response(message, {
status: 500,
headers: { "Content-Type": "text/plain; charset=utf-8" },
});
}
}
-28
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@@ -1,28 +0,0 @@
"use server";
import { getLiuyaoAnswer } from "@/app/actions/liuyao";
/** 兼容旧版 divination 组件签名 */
export async function getAnswer(
prompt: string,
guaMark: string,
guaTitle: string,
guaResult: string,
guaChange: string,
) {
const now = new Date();
const calcDate = now.toISOString().slice(0, 10);
const calcTime = `${now.getHours().toString().padStart(2, "0")}:${now.getMinutes().toString().padStart(2, "0")}`;
return getLiuyaoAnswer({
question: prompt,
calcDate,
calcTime,
locationName: "未指定",
longitude: 120,
guaMark,
guaTitle,
guaResult,
guaChange,
});
}