Homepage Redesign

backend/src/features/platform/models/requests.ts

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+/**
+ * @ai-summary Request DTOs for platform feature
+ * @ai-context Validation and type definitions for API requests
+ */
+import { z } from 'zod';
+
+/**
+ * VIN validation schema
+ */
+export const vinDecodeRequestSchema = z.object({
+  vin: z.string()
+    .length(17, 'VIN must be exactly 17 characters')
+    .regex(/^[A-HJ-NPR-Z0-9]{17}$/, 'VIN contains invalid characters (cannot contain I, O, Q)')
+    .transform(vin => vin.toUpperCase())
+});
+
+export type VINDecodeRequest = z.infer<typeof vinDecodeRequestSchema>;
+
+/**
+ * Year query parameter validation
+ */
+export const yearQuerySchema = z.object({
+  year: z.coerce.number()
+    .int('Year must be an integer')
+    .min(1950, 'Year must be at least 1950')
+    .max(2100, 'Year must be at most 2100')
+});
+
+export type YearQuery = z.infer<typeof yearQuerySchema>;
+
+/**
+ * Makes query parameters validation
+ */
+export const makesQuerySchema = yearQuerySchema;
+
+export type MakesQuery = z.infer<typeof makesQuerySchema>;
+
+/**
+ * Models query parameters validation
+ */
+export const modelsQuerySchema = z.object({
+  year: z.coerce.number()
+    .int('Year must be an integer')
+    .min(1950, 'Year must be at least 1950')
+    .max(2100, 'Year must be at most 2100'),
+  make_id: z.coerce.number()
+    .int('Make ID must be an integer')
+    .positive('Make ID must be positive')
+});
+
+export type ModelsQuery = z.infer<typeof modelsQuerySchema>;
+
+/**
+ * Trims query parameters validation
+ */
+export const trimsQuerySchema = z.object({
+  year: z.coerce.number()
+    .int('Year must be an integer')
+    .min(1950, 'Year must be at least 1950')
+    .max(2100, 'Year must be at most 2100'),
+  model_id: z.coerce.number()
+    .int('Model ID must be an integer')
+    .positive('Model ID must be positive')
+});
+
+export type TrimsQuery = z.infer<typeof trimsQuerySchema>;
+
+/**
+ * Engines query parameters validation
+ */
+export const enginesQuerySchema = z.object({
+  year: z.coerce.number()
+    .int('Year must be an integer')
+    .min(1950, 'Year must be at least 1950')
+    .max(2100, 'Year must be at most 2100'),
+  model_id: z.coerce.number()
+    .int('Model ID must be an integer')
+    .positive('Model ID must be positive'),
+  trim_id: z.coerce.number()
+    .int('Trim ID must be an integer')
+    .positive('Trim ID must be positive')
+});
+
+export type EnginesQuery = z.infer<typeof enginesQuerySchema>;