72 lines
2.2 KiB
JavaScript
72 lines
2.2 KiB
JavaScript
/**
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* Dedicated Current Understanding synthesis API route.
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*
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* Route: POST /api/cases/synthesis
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*
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* Follows the thin route pattern established by cases/start and cases/update routes:
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* parse request → invoke domain seam → return validated result → map failure status
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*
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* No synthesis business logic belongs in this file.
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*/
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import { getProvider } from "@/lib/llm/provider.js";
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import { synthesizeCurrentUnderstanding } from "@/lib/graph/current-understanding-synthesis.js";
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export async function POST(request) {
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try {
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const body = await request.json();
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// ── Parse / validate input contract ───────────────────────
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if (!body || typeof body !== "object") {
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return Response.json(
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{ success: false, stage: "request_validation", error: "Invalid request body" },
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{ status: 400 }
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);
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}
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const { situationGraph, findings } = body;
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if (!situationGraph) {
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return Response.json(
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{ success: false, stage: "request_validation", error: "Missing situationGraph" },
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{ status: 400 }
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);
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}
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// ── Invoke domain seam with configured model ──────────────
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const result = await synthesizeCurrentUnderstanding(
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{ situationGraph, findings },
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{
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provider: getProvider(),
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modelName: process.env.OLLAMA_MODEL ?? null,
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}
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);
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return Response.json({ success: true, currentUnderstanding: result.currentUnderstanding }, { status: 200 });
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} catch (error) {
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if (error instanceof SyntaxError) {
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return Response.json(
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{ success: false, stage: "request_validation", error: "Invalid JSON request body" },
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{ status: 400 }
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);
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}
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if (error.statusCode) {
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return Response.json(
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{
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success: false,
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stage: error.statusCode === 400 ? "request_validation" : "provider",
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error: error.message ?? "Synthesis failed",
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},
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{ status: error.statusCode }
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);
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}
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// Unexpected error
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return Response.json(
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{ success: false, stage: "internal", error: "Internal server error" },
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{ status: 500 }
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);
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}
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}
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