feat: add onboarding with oldmarr import (#1606)

packages/api/src/router/import/import-router.ts

@@ -0,0 +1,42 @@
+import { analyseOldmarrImportForRouterAsync, analyseOldmarrImportInputSchema } from "@homarr/old-import/analyse";
+import {
+  ensureValidTokenOrThrow,
+  importInitialOldmarrAsync,
+  importInitialOldmarrInputSchema,
+} from "@homarr/old-import/import";
+import { z } from "@homarr/validation";
+
+import { createTRPCRouter, onboardingProcedure } from "../../trpc";
+import { nextOnboardingStepAsync } from "../onboard/onboard-queries";
+
+export const importRouter = createTRPCRouter({
+  analyseInitialOldmarrImport: onboardingProcedure
+    .requiresStep("import")
+    .input(analyseOldmarrImportInputSchema)
+    .mutation(async ({ input }) => {
+      return await analyseOldmarrImportForRouterAsync(input);
+    }),
+  validateToken: onboardingProcedure
+    .requiresStep("import")
+    .input(
+      z.object({
+        checksum: z.string(),
+        token: z.string(),
+      }),
+    )
+    .mutation(({ input }) => {
+      try {
+        ensureValidTokenOrThrow(input.checksum, input.token);
+        return true;
+      } catch {
+        return false;
+      }
+    }),
+  importInitialOldmarrImport: onboardingProcedure
+    .requiresStep("import")
+    .input(importInitialOldmarrInputSchema)
+    .mutation(async ({ ctx, input }) => {
+      await importInitialOldmarrAsync(ctx.db, input);
+      await nextOnboardingStepAsync(ctx.db, undefined);
+    }),
+});