Update features and dependencies

2026-07-01 11:10:37 +02:00
parent 9d9dfb46c6
commit 8b57a3fd87
107 changed files with 14654 additions and 458 deletions
@@ -0,0 +1,78 @@
+import { NextRequest, NextResponse } from "next/server";
+import { z } from "zod";
+import { generateText } from "ai";
+import { requireSession } from "@/lib/api-auth";
+import { applyRateLimit } from "@/lib/rate-limit";
+import { getModelConfigForUseCase } from "@/lib/ai/resolve-user-key";
+import { resolveModel } from "@/lib/ai/factory";
+import { db, recipes, eq, and } from "@epicure/db";
+import { getUserPrivateBio, buildUserBioContext } from "@/lib/ai/user-bio";
+
+const Schema = z.object({
+  recipeId: z.string().uuid(),
+  question: z.string().min(1).max(500),
+});
+
+export async function POST(req: NextRequest) {
+  const { session, response } = await requireSession();
+  if (response) return response;
+
+  const body = await req.json() as unknown;
+  const parsed = Schema.safeParse(body);
+  if (!parsed.success) {
+    return NextResponse.json({ error: "Validation error" }, { status: 400 });
+  }
+
+  const limited = await applyRateLimit(`rl:ai:${session!.user.id}`, 30, 60);
+  if (limited) return limited;
+
+  const recipe = await db.query.recipes.findFirst({
+    where: and(eq(recipes.id, parsed.data.recipeId), eq(recipes.authorId, session!.user.id)),
+    with: {
+      ingredients: { orderBy: (t, { asc }) => asc(t.order) },
+      steps: { orderBy: (t, { asc }) => asc(t.order) },
+    },
+  });
+
+  if (!recipe) {
+    return NextResponse.json({ error: "Recipe not found" }, { status: 404 });
+  }
+
+  const ingredientList = recipe.ingredients
+    .map((ing) => [ing.quantity, ing.unit, ing.rawName, ing.note ? `(${ing.note})` : ""].filter(Boolean).join(" "))
+    .join("\n");
+
+  const stepList = recipe.steps
+    .map((s, i) => `${i + 1}. ${s.instruction}`)
+    .join("\n");
+
+  const recipeContext = `
+Recipe: ${recipe.title}
+${recipe.description ? `Description: ${recipe.description}` : ""}
+Difficulty: ${recipe.difficulty ?? "unknown"}
+Prep: ${recipe.prepMins ?? 0}min | Cook: ${recipe.cookMins ?? 0}min | Servings: ${recipe.baseServings}
+
+INGREDIENTS:
+${ingredientList || "None listed"}
+
+STEPS:
+${stepList || "None listed"}
+`.trim();
+
+  const [config, privateBio] = await Promise.all([
+    getModelConfigForUseCase(session!.user.id, "text"),
+    getUserPrivateBio(session!.user.id),
+  ]);
+  const model = resolveModel(config);
+  const bioContext = buildUserBioContext(privateBio);
+
+  const { text } = await generateText({
+    model,
+    system: `You are a helpful culinary assistant. Answer questions about the following recipe concisely and accurately. If a question is not related to the recipe or cooking, politely redirect. Keep answers under 200 words.
+
+${recipeContext}${bioContext}`,
+    prompt: parsed.data.question,
+  });
+
+  return NextResponse.json({ answer: text });
+}