you know i'm something of a git scientist myself

api/prisma/seed.ts

 import { PrismaClient } from '@prisma/client'
-import {seedMeal} from "./seeds";
-import { seedUser } from './seeds/user';
+import { seedAddress, seedMeal, seedMenu, seedStaff, seedUser, seedOrder } from "./seeds";
 
 const prisma = new PrismaClient()
 
 const main = async () => {
-    console.log('seeding started')
+    console.log('seeding started');
     await seedMeal();
-    console.log('Meals seeded')
+    console.log('Meals seeded');
     await seedUser();
-    console.log('Users seeded')
-    await seedMeal();
-    console.log('Addresses seeded')    
+    console.log('Users seeded');
+    await seedStaff();
+    console.log('Staff seeded');
+    await seedAddress();
+    console.log('Addresses seeded');
+    await seedMenu();
+    console.log('Menu seeded');
+    await seedOrder();
+    console.log('Orders seeded');
     console.log('seeding done');
   }  
 

api/prisma/seeds/address.ts

@@ -4,6 +4,7 @@ import prisma from "../../src/client";
 export const seedAddress = async () => {
     await prisma.adress.create({
         data: {
+            id: 1,
             city: 'Brno',
             street: 'Kotlarska',
             streetNumber: '28',
@@ -14,6 +15,7 @@ export const seedAddress = async () => {
 
     await prisma.adress.create({
         data: {
+            id: 2,
             city: 'Brno',
             street: 'Koniklecova',
             streetNumber: '5',

api/prisma/seeds/index.ts

 import { seedMeal } from "./meal";
 import { seedAddress } from "./address";
 import { seedUser } from "./user";
+import { seedStaff } from "./staff";
+import { seedMenu } from "./menu";
+import { seedOrder } from "./order";
 
 export {
     seedMeal,
+    seedUser,
+    seedStaff,
     seedAddress,
+    seedMenu,
+    seedOrder,
 }

api/prisma/seeds/meal.ts

@@ -4,6 +4,7 @@ import prisma from "../../src/client";
 export const seedMeal = async () => {
     await prisma.meal.create({
         data: {
+            id: 1,
             name: 'smazak',  
             description: 'smazeny syr, hranolky, tatarska omacka',
             price: 110,
@@ -12,6 +13,7 @@ export const seedMeal = async () => {
 
     await prisma.meal.create({
         data: {
+            id: 2,
             name: 'losos',  
             description: 'peceny filet z lososa, varene brambory, bylinkova omacka',
             price: 160,
@@ -20,6 +22,7 @@ export const seedMeal = async () => {
 
     await prisma.meal.create({
         data: {
+            id: 3,
             name: 'panenka',  
             description: 'veprova panenka ve spenatovem luzku, americke brambory',
             price: 140,

api/prisma/seeds/menu.ts

+import prisma from "../../src/client";
+
+// seeds a menu
+export const seedMenu = async () => {
+    await prisma.menu.create({
+        data: {
+            id: 1,
+            date: '2022-06-27T00:00:00.087Z',
+            createdAt: '2022-06-23T15:28:43.087Z',
+        },
+    });
+}

api/prisma/seeds/order.ts

+import prisma from "../../src/client";
+
+// seeds some orders
+export const seedOrder = async () => {
+    await prisma.order.create({
+        data: {
+            id: 1,
+            deliveryTime: '2022-06-28T12:10:00.087Z',
+            open: true,
+            createdAt: '2022-06-27T17:18:27.087Z',
+            quantity: 1,
+            userId: 1,
+            mealId: 2,
+        },
+    });
+}

api/prisma/seeds/staff.ts

+import prisma from "../../src/client";
+
+// seeds admin staff
+export const seedStaff = async () => {
+    await prisma.staff.create({
+        data: {
+            id: 1,
+            username: 'admin',
+            password: 'admin',
+        },
+    });
+}

api/prisma/seeds/user.ts

@@ -4,6 +4,7 @@ import prisma from "../../src/client";
 export const seedUser = async () => {
     await prisma.user.create({
         data: {
+            id: 1,
             email: 'milda@seznam.cz',
             firstName: 'Milos',
             lastName: 'Krupicka',
@@ -14,6 +15,7 @@ export const seedUser = async () => {
 
     await prisma.user.create({
         data: {
+            id: 2,
             email: 'novotnaa@gmail.com',
             firstName: 'Alice',
             lastName: 'Novotna',