import { z } from "zod/v4";

// ── Step 1: Product ──────────────────────────────────────────────
export const doorTypes = ["taats", "scharnier", "paneel"] as const;
export const gridTypes = [
  "geen", "2-vlak", "3-vlak", "4-vlak", "6-vlak", "8-vlak",
  "kruis", "ongelijk-3", "boerderij", "herenhuis",
] as const;

export const productSchema = z.object({
  doorType: z.enum(doorTypes),
  gridType: z.enum(gridTypes),
  doorConfig: z.enum(["enkele", "dubbele"]),
  sidePanel: z.enum(["geen", "links", "rechts", "beide"]),
});

// ── Step 2: Dimensions ──────────────────────────────────────────
export const dimensionsSchema = z.object({
  height: z
    .number({ error: "Vul een geldige hoogte in" })
    .min(1800, "Minimaal 1800mm")
    .max(3000, "Maximaal 3000mm"),
  width: z
    .number({ error: "Vul een geldige breedte in" })
    .min(300, "Minimaal 300mm")
    .max(3000, "Maximaal 3000mm"),
});

// ── Step 3: Options ─────────────────────────────────────────────
export const finishTypes = ["zwart", "brons", "grijs", "goud", "beige", "ral"] as const;
export const glassColorTypes = ["helder", "grijs", "brons", "mat-blank", "mat-brons", "mat-zwart"] as const;
export const handleTypes = [
  "beugelgreep", "hoekgreep", "maangreep", "ovaalgreep", "klink", "u-greep", "geen",
] as const;
export const frameSizes = [20, 30, 40] as const;

export const optionsSchema = z.object({
  finish: z.enum(finishTypes),
  glassColor: z.enum(glassColorTypes),
  handle: z.enum(handleTypes),
  frameSize: z.enum(["20", "30", "40"]).transform(Number),
});

// ── Step 4: Extras ──────────────────────────────────────────────
export const extrasSchema = z.object({
  extraOptions: z.array(z.string()).optional(),
});

// ── Step 5: Contact ─────────────────────────────────────────────
export const contactSchema = z.object({
  name: z.string().min(2, "Vul uw naam in"),
  email: z.string().email("Vul een geldig e-mailadres in"),
  phone: z.string().min(10, "Vul een geldig telefoonnummer in"),
  note: z.string().optional(),
});

// ── Combined (used on final submission) ─────────────────────────
export const quoteSchema = productSchema
  .merge(dimensionsSchema)
  .merge(optionsSchema)
  .merge(extrasSchema)
  .merge(contactSchema);

export type QuoteData = z.infer<typeof quoteSchema>;

// Per-step schemas for step-by-step validation
export const stepSchemas = [
  productSchema,
  dimensionsSchema,
  optionsSchema,
  extrasSchema,
  contactSchema,
] as const;