Arnaud
d9d58fd01a
Provider factory (OpenAI/Anthropic/OpenRouter/Ollama). generateObject for all outputs. Features: recipe generation, photo-to-recipe vision, variations, drink/meal pairings, ingredient substitution, recipe adaptation, nutrition analysis, URL import, meal plan gen. User BYOK keys (AES-256-GCM). Per-use-case model preferences (text/vision/mealPlan). Site-level key override via admin settings.
53 lines
1.5 KiB
TypeScript
53 lines
1.5 KiB
TypeScript
import { generateObject } from "ai";
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import { z } from "zod";
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import { resolveModel, type AiConfig } from "../factory";
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const ScaledIngredientsSchema = z.object({
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ingredients: z.array(
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z.object({
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rawName: z.string(),
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quantity: z.string(),
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unit: z.string().nullable(),
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note: z.string().optional(),
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})
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),
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});
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export type ScaledIngredient = z.infer<typeof ScaledIngredientsSchema>["ingredients"][number];
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type RecipeInput = {
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title: string;
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baseServings: number;
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ingredients: Array<{
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rawName: string;
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quantity: string | null;
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unit: string | null;
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}>;
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};
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export async function scaleRecipe(
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recipe: RecipeInput,
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targetServings: number,
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originalServings: number,
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config?: AiConfig,
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locale?: string
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): Promise<ScaledIngredient[]> {
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const model = resolveModel(config);
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const ingredientList = recipe.ingredients
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.map((ing) => {
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const parts = [ing.quantity, ing.unit, ing.rawName].filter(Boolean);
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return `- ${parts.join(" ")}`;
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})
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.join("\n");
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const { object } = await generateObject({
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model,
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schema: ScaledIngredientsSchema,
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system: `You are a culinary scaling expert. Scale recipe ingredients from ${originalServings} to ${targetServings} servings. Use practical quantities — no 0.33 eggs (round to whole), no 0.17 cans (use 0.25 or 0.5), avoid impractical fractions. Substitute whole units where sensible. Add a note when rounding significantly.`,
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prompt: `Recipe: "${recipe.title}"\n\nIngredients to scale:\n${ingredientList}`,
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});
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return object.ingredients;
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}
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