feat: add qr code generation endpoint

Author: marcelblijleven

src/app/api/beanconqueror/qr/route.ts

@@ -0,0 +1,63 @@
+import { beanInformationFormSchema } from "@/lib/beanconqueror/validations/bean-information-form-schema";
+import { ZodIssue } from "zod";
+import { createUrlFromFormSchema } from "@/lib/beanconqueror/proto/proto-helpers";
+import { NextResponse } from "next/server";
+import { getBeanLink } from "@/lib/beanlink";
+
+export async function GET() {
+  return NextResponse.json({
+    example: {
+      "coffeeName": "Ethiopian Yirgacheffe",
+      "roaster": "Sample Roastery",
+      "roastingDate": "2025-07-26T00:00:00.000Z",
+      "beanRoastingType": "ESPRESSO",
+      "degreeOfRoast": [3],
+      "roast": "CITY_ROAST",
+      "beanMix": "SINGLE_ORIGIN",
+      "weight": "250",
+      "cost": "15",
+      "flavourProfile": "Floral, citrus, tea-like",
+      "cuppingPoints": "87",
+      "decaffeinated": false,
+      "website": "https://sampleroastery.com",
+      "eanArticle": "1234567890123",
+      "notes": "A light and bright Ethiopian coffee",
+      "varietyInformation": [
+        {
+          "country": "Ethiopia",
+          "region": "Yirgacheffe",
+          "farm": "Halo Beriti",
+          "farmer": "Various Smallholders",
+          "elevation": "2000m",
+          "variety": "Heirloom",
+          "processing": "Washed",
+          "harvested": "2025",
+          "percentage": "100",
+          "certification": "Organic",
+          "purchasePrice": "5",
+          "fobPrice": "4"
+        }
+      ]
+    }
+  })
+}
+
+export async function POST(
+  req: Request,
+) {
+  const json = await req.json()
+  const body = beanInformationFormSchema.safeParse(json)
+
+  if (!body.success) {
+    const { errors } = body.error
+
+    return NextResponse.json({
+      error: { message: "Invalid request data", errors }
+    }, { status: 400 })
+  }
+
+  const beanconquerorUrl = createUrlFromFormSchema(body.data)
+  const beanLink = await getBeanLink(beanconquerorUrl)
+
+  return NextResponse.json({ qr: beanLink })
+}

src/lib/beanconqueror/validations/bean-information-form-schema.ts

@@ -1,65 +1,67 @@
-import {z} from "zod";
+import { z } from "zod";
 
-import {beanconqueror} from "@/lib/beanconqueror/proto/generated/beanconqueror";
+import { beanconqueror } from "@/lib/beanconqueror/proto/generated/beanconqueror";
 
 import BeanRoastingType = beanconqueror.BeanRoastingType;
 import Roast = beanconqueror.Roast;
 import BeanMix = beanconqueror.BeanMix;
 
-function zodEnumFromObjKeys<K extends string> ( obj: Record<K, unknown> ): z.ZodEnum<[ K, ...K[] ]> {
-    const [ firstKey, ...otherKeys ] = Object.keys( obj ) as K[];
-    return z.enum( [ firstKey, ...otherKeys ] );
+function zodEnumFromObjKeys<K extends string>(obj: Record<K, unknown>): z.ZodEnum<[K, ...K[]]> {
+  const [firstKey, ...otherKeys] = Object.keys(obj) as K[];
+  return z.enum([firstKey, ...otherKeys]);
 }
 
 export const varietyInformationShape = z.object({
-    country: z.optional(z.string()),
-    region: z.optional(z.string()),
-    farm: z.optional(z.string()),
-    farmer: z.optional(z.string()),
-    elevation: z.optional(z.string()),
-    variety: z.optional(z.string()),
-    processing: z.optional(z.string()),
-    harvested: z.optional(z.string()),
-    percentage: z.optional(z.string()),
-    certification: z.optional(z.string()),
-    purchasePrice: z.optional(z.string()),
-    fobPrice: z.optional(z.string()),
+  country: z.optional(z.string()),
+  region: z.optional(z.string()),
+  farm: z.optional(z.string()),
+  farmer: z.optional(z.string()),
+  elevation: z.optional(z.string()),
+  variety: z.optional(z.string()),
+  processing: z.optional(z.string()),
+  harvested: z.optional(z.string()),
+  percentage: z.optional(z.string()),
+  certification: z.optional(z.string()),
+  purchasePrice: z.optional(z.string()),
+  fobPrice: z.optional(z.string()),
 });
 
 export type varietyInformationType = z.infer<typeof varietyInformationShape>
 
 export const beanInformationFormSchema = z.object({
-    coffeeName: z.string(),
-    roaster: z.optional(z.string()),
-    roastingDate: z.optional(z.date()),
-    beanRoastingType: z.optional(zodEnumFromObjKeys(BeanRoastingType)),
-    degreeOfRoast: z.optional(z.array(z.number().min(0).max(5))),
-    roast: z.optional(zodEnumFromObjKeys(Roast)),
-    beanMix: z.optional(zodEnumFromObjKeys(BeanMix)),
-    weight: z.optional(z.string()), // Note: string instead of decimal because of proto
-    cost: z.optional(z.string().min(0)), // Note: string instead of decimal because of proto
-    flavourProfile: z.optional(z.string()),
-    cuppingPoints: z.optional(z.string()),
-    decaffeinated: z.optional(z.boolean()),
-    website: z.optional(z.string()),
-    eanArticle: z.optional(z.string()),
-    notes: z.optional(z.string()),
-    varietyInformation: z.optional(z.array(varietyInformationShape).min(0))
+  coffeeName: z.string(),
+  roaster: z.optional(z.string()),
+  roastingDate: z.optional(
+    z.preprocess((val) => (typeof val === "string" ? new Date(val) : val), z.date())
+  ),
+  beanRoastingType: z.optional(zodEnumFromObjKeys(BeanRoastingType)),
+  degreeOfRoast: z.optional(z.array(z.number().min(0).max(5))),
+  roast: z.optional(zodEnumFromObjKeys(Roast)),
+  beanMix: z.optional(zodEnumFromObjKeys(BeanMix)),
+  weight: z.optional(z.string()), // Note: string instead of decimal because of proto
+  cost: z.optional(z.string().min(0)), // Note: string instead of decimal because of proto
+  flavourProfile: z.optional(z.string()),
+  cuppingPoints: z.optional(z.string()),
+  decaffeinated: z.optional(z.boolean()),
+  website: z.optional(z.string()),
+  eanArticle: z.optional(z.string()),
+  notes: z.optional(z.string()),
+  varietyInformation: z.optional(z.array(varietyInformationShape).min(0))
 });
 
 export type beanInformationFormSchema = z.infer<typeof beanInformationFormSchema>;
 
 export const defaultVarietyInformation = {
-    country: "",
-    region: "",
-    farm: "",
-    farmer: "",
-    elevation: "",
-    variety: "",
-    processing: "",
-    harvested: "",
-    percentage: "",
-    certification: "",
-    purchasePrice: "",
-    fobPrice: "",
-};
+  country: "",
+  region: "",
+  farm: "",
+  farmer: "",
+  elevation: "",
+  variety: "",
+  processing: "",
+  harvested: "",
+  percentage: "",
+  certification: "",
+  purchasePrice: "",
+  fobPrice: "",
+};