diff --git a/package.json b/package.json
index d3fba3e..16801f1 100644
--- a/package.json
+++ b/package.json
@@ -8,15 +8,14 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "pinia": "^2.0.17",
     "vue": "^3.2.37"
   },
   "devDependencies": {
     "@vitejs/plugin-vue": "^3.0.0",
+    "sass": "^1.26.5",
     "typescript": "^4.6.4",
     "vite": "^3.0.0",
-    "vue-tsc": "^0.38.4",
-    "sass": "^1.26.5"
+    "vue-tsc": "^0.38.4"
   }
 }
-
-
diff --git a/src/App.vue b/src/App.vue
index b5c170f..a507de6 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -32,6 +32,7 @@ import InputsSection from './components/InputsSection.vue';
 import ListSection from './components/ListSection.vue';
 
 import logoImage from './assets/logo.svg';
+import { useStore } from './store';
 
 export default defineComponent({
   components: {
@@ -46,7 +47,7 @@ export default defineComponent({
   }),
 
   setup() {
-    const store = inject('Store') as IStore;
+    const store = useStore();
 
     return {
       store,
diff --git a/src/components/InputsSection.vue b/src/components/InputsSection.vue
index 44f20a1..fdb8f57 100644
--- a/src/components/InputsSection.vue
+++ b/src/components/InputsSection.vue
@@ -38,8 +38,10 @@
 import { defineComponent, inject, provide, ref } from 'vue';
 
 import ReadyStockList from './ReadyStockList.vue';
-import { IStore, ILocomotive, ICarWagon } from '../types';
+import { IStore, ILocomotive, ICarWagon, IStock } from '../types';
 import imageMixin from '../mixins/imageMixin';
+import { useStore } from '../store';
+import { isLocomotive } from '../utils/vehicleUtils';
 
 export default defineComponent({
   components: {
@@ -54,7 +56,7 @@ export default defineComponent({
   }),
 
   setup() {
-    const store = inject('Store') as IStore;
+    const store = useStore();
 
     const isReadyStockListOpen = ref(false);
 
@@ -63,14 +65,6 @@ export default defineComponent({
     return {
       store,
       isReadyStockListOpen,
-      locoDataList: inject('locoDataList') as ILocomotive[],
-      carDataList: inject('carDataList') as ICarWagon[],
-      isTrainPassenger: inject('isTrainPassenger') as boolean,
-      totalLength: inject('totalLength') as number,
-      totalMass: inject('totalMass') as number,
-      maxStockSpeed: inject('maxStockSpeed') as number,
-      maxAllowedSpeed: inject('maxAllowedSpeed') as number,
-      isLocomotive: inject('isLocomotive') as (vehicle: ILocomotive | ICarWagon) => vehicle is ILocomotive,
     };
   },
 
@@ -95,11 +89,13 @@ export default defineComponent({
 
   computed: {
     locoOptions() {
-      return this.locoDataList.sort((a, b) => (a.type > b.type ? 1 : -1)).sort((a) => (a.supportersOnly ? 1 : -1));
+      return this.store.locoDataList
+        .sort((a, b) => (a.type > b.type ? 1 : -1))
+        .sort((a) => (a.supportersOnly ? 1 : -1));
     },
 
     carOptions() {
-      return this.carDataList.sort((a, b) => (a.type > b.type ? 1 : -1)).sort((a) => (a.supportersOnly ? 1 : -1));
+      return this.store.carDataList.sort((a, b) => (a.type > b.type ? 1 : -1)).sort((a) => (a.supportersOnly ? 1 : -1));
     },
   },
 
@@ -117,32 +113,30 @@ export default defineComponent({
 
       if (!vehicle) return;
 
-      const stockObj = {
+      const stockObj: IStock = {
+        useType: isLocomotive(vehicle) ? vehicle.power : vehicle.useType,
         type: vehicle.type,
         length: vehicle.length,
         mass: vehicle.mass,
         maxSpeed: vehicle.maxSpeed,
-        isLoco: this.isLocomotive(vehicle),
+        isLoco: isLocomotive(vehicle),
         cargo:
-          !this.isLocomotive(vehicle) && vehicle.loadable && this.store.chosenCargo
-            ? this.store.chosenCargo
-            : undefined,
+          !isLocomotive(vehicle) && vehicle.loadable && this.store.chosenCargo ? this.store.chosenCargo : undefined,
         count: 1,
         imgSrc: vehicle.imageSrc,
-        useType: this.isLocomotive(vehicle) ? vehicle.power : vehicle.useType,
         supportersOnly: vehicle.supportersOnly,
       };
 
       if (this.store.chosenStockListIndex != -1) {
         let currentStock = this.store.stockList[this.store.chosenStockListIndex];
 
-        if (this.isLocomotive(vehicle) && currentStock && currentStock.type == vehicle.type) {
+        if (isLocomotive(vehicle) && currentStock && currentStock.type == vehicle.type) {
           this.store.stockList[this.store.chosenStockListIndex].count++;
           return;
         }
 
         if (
-          !this.isLocomotive(vehicle) &&
+          !isLocomotive(vehicle) &&
           currentStock &&
           currentStock.type == vehicle.type &&
           currentStock.cargo?.id == this.store.chosenCargo?.id
@@ -159,13 +153,13 @@ export default defineComponent({
       const previousStock =
         this.store.stockList.length > 0 ? this.store.stockList[this.store.stockList.length - 1] : null;
 
-      if (this.isLocomotive(vehicle) && previousStock && previousStock.type == vehicle.type) {
+      if (isLocomotive(vehicle) && previousStock && previousStock.type == vehicle.type) {
         this.store.stockList[this.store.stockList.length - 1].count++;
         return;
       }
 
       if (
-        !this.isLocomotive(vehicle) &&
+        !isLocomotive(vehicle) &&
         previousStock &&
         previousStock.type == vehicle.type &&
         previousStock.cargo?.id == this.store.chosenCargo?.id
@@ -175,7 +169,7 @@ export default defineComponent({
         return;
       }
 
-      if (this.isLocomotive(vehicle) && this.store.stockList.length > 0 && !this.store.stockList[0].isLoco)
+      if (isLocomotive(vehicle) && this.store.stockList.length > 0 && !this.store.stockList[0].isLoco)
         this.store.stockList.unshift(stockObj);
       else this.store.stockList.push(stockObj);
     },
diff --git a/src/components/ListSection.vue b/src/components/ListSection.vue
index 2665e68..6a71c27 100644
--- a/src/components/ListSection.vue
+++ b/src/components/ListSection.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="bottom">
-    <div class="bg-dimmer" v-if="isRandomizerCardOpen"></div>
+    <div class="bg-dimmer" v-if="store.isRandomizerCardOpen"></div>
 
     <train-image />
 
@@ -12,18 +12,18 @@
         <button class="btn" @click="resetStock">ZRESETUJ LISTĘ</button>
         <span></span>
         <button class="btn" @click="shuffleCars">TASUJ WAGONY</button>
-        <button class="btn" @click="openRandomizerCard">LOSUJ SKŁAD</button>
+        <button class="btn" @click="store.isRandomizerCardOpen = true">LOSUJ SKŁAD</button>
 
         <transition name="card-anim">
-          <randomizer-card v-if="isRandomizerCardOpen" />
+          <randomizer-card v-if="store.isRandomizerCardOpen" />
         </transition>
       </div>
 
       <div class="stock-list_specs">
         <div>
-          Masa: <span class="text--accent">{{ totalMass }}t</span> | Długość:
-          <span class="text--accent">{{ totalLength }}m</span>
-          | Vmax pociągu: <span class="text--accent">{{ maxStockSpeed }} km/h</span>
+          Masa: <span class="text--accent">{{ store.totalMass }}t</span> | Długość:
+          <span class="text--accent">{{ store.totalLength }}m</span>
+          | Vmax pociągu: <span class="text--accent">{{ store.maxStockSpeed }} km/h</span>
         </div>
 
         <!-- <div v-if="store.chosenRealStockName" style="margin-top: 0.25rem">
@@ -37,7 +37,7 @@
         </button>
       </div>
 
-      <div class="warnings">
+      <!-- <div class="warnings">
         <div class="warning" v-if="warnings.locoNotSuitable.value">
           Lokomotywy EP07 i EP08 są przeznaczone jedynie do ruchu pasażerskiego!
         </div>
@@ -57,7 +57,7 @@
         </div>
 
         <div class="warning" v-if="warnings.tooManyLocos.value">Ten skład posiada za dużo pojazdów trakcyjnych!</div>
-      </div>
+      </div> -->
 
       <ul ref="list" data-ignore-outside="1">
         <li v-if="store.stockList.length == 0" class="list-empty">
@@ -131,42 +131,16 @@ import subIcon from '../assets/sub-icon.svg';
 import removeIcon from '../assets/remove-icon.svg';
 import lowerIcon from '../assets/lower-icon.svg';
 import higherIcon from '../assets/higher-icon.svg';
+import { useStore } from '../store';
 
 export default defineComponent({
   components: { RandomizerCard, TrainImage },
 
   setup() {
-    const store = inject('Store') as IStore;
-
-    const isRandomizerCardOpen = ref(false);
-
-    provide('isCardOpen', isRandomizerCardOpen);
-    provide('chosenLength', ref(350));
-    provide('chosenMass', ref(1000));
-    provide('chosenLocoType', ref('loco-e'));
-    provide('chosenCarTypes', reactive([]));
-    provide('includeSupporterVehicles', ref(false));
+    const store = useStore();
 
     return {
       store,
-      locoDataList: inject('locoDataList') as ILocomotive[],
-      carDataList: inject('carDataList') as ICarWagon[],
-      isTrainPassenger: inject('isTrainPassenger') as boolean,
-      totalLength: inject('totalLength') as number,
-      totalMass: inject('totalMass') as number,
-      maxStockSpeed: inject('maxStockSpeed') as number,
-      maxAllowedSpeed: inject('maxAllowedSpeed') as number,
-
-      warnings: inject('warnings') as {
-        locoNotSuitable: ComputedRef<boolean>;
-        trainTooLong: ComputedRef<boolean>;
-        trainTooHeavy: ComputedRef<boolean>;
-        tooManyLocos: ComputedRef<boolean>;
-      },
-
-      isRandomizerCardOpen,
-
-      hasSupporterOnlyVehicle: computed(() => store.stockList.some((stock) => stock.supportersOnly)),
     };
   },
 
@@ -221,10 +195,10 @@ export default defineComponent({
 
   methods: {
     copyToClipboard() {
-      if (Object.values(this.warnings).some((v) => v.value == true)) {
-        alert('Jazda tym pociągiem jest niezgodna z regulaminem symulatora! Zmień parametry zestawienia!');
-        return;
-      }
+      // if (Object.values(this.warnings).some((v) => v.value == true)) {
+      //   alert('Jazda tym pociągiem jest niezgodna z regulaminem symulatora! Zmień parametry zestawienia!');
+      //   return;
+      // }
 
       navigator.clipboard.writeText(this.stockString);
 
@@ -247,7 +221,7 @@ export default defineComponent({
       if (vehicle.isLoco) {
         this.store.chosenLocoPower = vehicle.useType;
 
-        this.store.chosenLoco = this.locoDataList.find((v) => v.type == vehicle.type) || null;
+        this.store.chosenLoco = this.store.locoDataList.find((v) => v.type == vehicle.type) || null;
 
         this.store.chosenCar = null;
         this.store.chosenCargo = null;
@@ -255,7 +229,7 @@ export default defineComponent({
         this.store.chosenCarUseType = vehicle.useType;
 
         this.store.chosenLoco = null;
-        this.store.chosenCar = this.carDataList.find((v) => v.type == vehicle.type) || null;
+        this.store.chosenCar = this.store.carDataList.find((v) => v.type == vehicle.type) || null;
         this.store.chosenCargo = vehicle.cargo || null;
       }
 
@@ -333,15 +307,11 @@ export default defineComponent({
       }
     },
 
-    openRandomizerCard() {
-      this.isRandomizerCardOpen = true;
-    },
-
     downloadStock() {
-      if (Object.values(this.warnings).some((v) => v.value == true)) {
-        alert('Jazda tym pociągiem może być niezgodna z regulaminem symulatora! Zmień parametry zestawienia!');
-        return;
-      }
+      // if (Object.values(this.warnings).some((v) => v.value == true)) {
+      //   alert('Jazda tym pociągiem może być niezgodna z regulaminem symulatora! Zmień parametry zestawienia!');
+      //   return;
+      // }
 
       const fileName = prompt('Nazwij plik:', 'pociag');
 
diff --git a/src/components/RandomizerCard.vue b/src/components/RandomizerCard.vue
index 3b5f4dc..df71b09 100644
--- a/src/components/RandomizerCard.vue
+++ b/src/components/RandomizerCard.vue
@@ -57,7 +57,7 @@
         <p>Wybierz preferowaną długość składu (m) i (opcjonalnie) max. masę (t)</p>
         <input
           type="number"
-          v-model="chosenLength"
+          v-model="randomStockLength"
           name="length"
           max="650"
           min="20"
@@ -66,8 +66,8 @@
         />
         <input
           type="number"
-          v-model="chosenMass"
-          name="length"
+          v-model="randomStockMass"
+          name="mass"
           max="4000"
           min="100"
           step="100"
@@ -82,34 +82,30 @@
       </div>
 
       <button class="btn" style="font-size: 1.15em; margin-top: 2em" @click="randomize">LOSUJ SKŁAD!</button>
-      <button class="btn" style="font-size: 1.15em; margin-top: 2em" @click="closeCard">ZAMKNIJ</button>
+      <button class="btn" style="font-size: 1.15em; margin-top: 2em" @click="store.isRandomizerCardOpen = false">
+        ZAMKNIJ
+      </button>
     </div>
   </div>
 </template>
 
 <script lang="ts">
-import { ComputedRef, defineComponent, inject } from 'vue';
+import { defineComponent, inject } from 'vue';
 
 import carUsage from '../data/carUsage.json';
-import { IStore, ICarWagon, ILocomotive, ICargo } from '../types';
+import { ICarWagon, ILocomotive, ICargo } from '../types';
 
 import randomizeIcon from '../assets/randomize-icon.svg';
+import { useStore } from '../store';
 
 export default defineComponent({
   setup() {
-    const isCardOpen = inject('isCardOpen') as boolean;
-    const store = inject('Store') as IStore;
-
-    const carDataList = inject('carDataList') as ComputedRef<ICarWagon[]>;
+    const store = useStore();
 
     return {
-      isCardOpen,
       store,
-      locoDataList: inject('locoDataList') as ILocomotive[],
-      chosenLength: inject('chosenLength') as number,
-      chosenMass: inject('chosenMass') as number,
-      carDataList,
-      carTypeList: carDataList.value.reduce((list, car) => {
+
+      carTypeList: store.carDataList.reduce((list, car) => {
         const type = car.type.split('_')[0];
 
         if (list.includes(type)) return list;
@@ -119,14 +115,15 @@ export default defineComponent({
         return list;
       }, [] as string[]),
 
-      chosenLocoType: inject('chosenLocoType') as string,
-      chosenCarTypes: inject('chosenCarTypes') as string[],
-
       includeSupporterVehicles: inject('includeSupporterVehicles') as boolean,
     };
   },
 
   data: () => ({
+    randomStockMass: 1500,
+    randomStockLength: 650,
+    chosenCarTypes: [] as string[],
+
     icons: {
       randomize: randomizeIcon,
     },
@@ -160,12 +157,8 @@ export default defineComponent({
   }),
 
   methods: {
-    closeCard() {
-      this.isCardOpen = false;
-    },
-
     displayPreview(carType: string) {
-      const list = this.carDataList.filter((car) => car.type.includes(carType));
+      const list = this.store.carDataList.filter((car) => car.type.includes(carType));
       const randIndex = Math.floor(Math.random() * list.length);
 
       if (this.focusedCar?.type == list[randIndex].type) return;
@@ -188,17 +181,17 @@ export default defineComponent({
         return;
       }
 
-      if (this.chosenLength <= 20) {
+      if (this.randomStockLength <= 20) {
         alert('Długość składu musi być większa niż 20m!');
         return;
       }
 
-      if (this.chosenMass <= 100) {
+      if (this.randomStockMass <= 100) {
         alert('Masa składu musi być większa niż 100t!');
         return;
       }
 
-      if (this.chosenLength > 650) {
+      if (this.randomStockLength > 650) {
         alert('Długość składu nie może przekraczać 650m dla pociągów towarowych!');
         return;
       }
@@ -209,7 +202,7 @@ export default defineComponent({
       if (this.store.stockList.length == 0 || !this.store.stockList[0].isLoco) {
         this.store.stockList.length = 0;
 
-        let locoSet = this.locoDataList
+        let locoSet = this.store.locoDataList
           .filter((loco) => loco.power == 'loco-e' || loco.power == 'loco-s')
           .filter((loco) => (!this.includeSupporterVehicles && loco.supportersOnly ? false : true));
 
@@ -224,7 +217,7 @@ export default defineComponent({
       totalStockLength += this.store.stockList[0].length;
       totalStockMass += this.store.stockList[0].mass;
 
-      let availableCarsSet = this.carDataList.filter((cargoCar) => {
+      let availableCarsSet = this.store.carDataList.filter((cargoCar) => {
         if (!this.includeSupporterVehicles && cargoCar.supportersOnly) return false;
 
         if (this.chosenCarTypes.find((carType) => cargoCar.type.includes(carType))) return true;
@@ -232,7 +225,7 @@ export default defineComponent({
         return false;
       });
 
-      while (totalStockLength < this.chosenLength && totalStockMass < this.chosenMass) {
+      while (totalStockLength < this.randomStockLength && totalStockMass < this.randomStockMass) {
         const randCarIndex = Math.floor(Math.random() * availableCarsSet.length);
 
         const randCar = availableCarsSet[randCarIndex];
@@ -240,14 +233,14 @@ export default defineComponent({
         // const count = Math.random() < 0.25 ? Math.floor(Math.random() * 2) + 1 : 1;
         const count = 1;
 
-        if (randCar.length * count + totalStockLength >= this.chosenLength) break;
+        if (randCar.length * count + totalStockLength >= this.randomStockLength) break;
 
         let randCargo = undefined;
         let randNum = this.loadableByDefault ? 1 : Math.random();
         if (randCar.cargoList.length != 0 && randNum >= 0.6)
           randCargo = randCar.cargoList[Math.floor(Math.random() * randCar.cargoList.length)];
 
-        if ((randCargo?.totalMass || randCar.mass) * count + totalStockMass >= this.chosenMass) break;
+        if ((randCargo?.totalMass || randCar.mass) * count + totalStockMass >= this.randomStockMass) break;
 
         for (let i = 0; i < count; i++) this.addCar(randCar, randCargo);
 
@@ -255,7 +248,7 @@ export default defineComponent({
         totalStockMass += randCargo?.totalMass || randCar.mass;
       }
 
-      this.isCardOpen = false;
+      this.store.isRandomizerCardOpen = false;
     },
 
     toggleCarType(carType: string) {
diff --git a/src/components/ReadyStockList.vue b/src/components/ReadyStockList.vue
index 292664f..e9b1437 100644
--- a/src/components/ReadyStockList.vue
+++ b/src/components/ReadyStockList.vue
@@ -44,6 +44,8 @@ import { IStore, ILocomotive, ICarWagon } from '../types';
 import iconEIC from '../assets/EIC.png';
 import iconIC from '../assets/IC.svg';
 import iconTLK from '../assets/TLK.png';
+import { useStore } from '../store';
+import { isLocomotive } from '../utils/vehicleUtils';
 
 interface ReadyStockList {
   [key: string]: { stockString: string; type: string; number: string; name: string };
@@ -56,17 +58,14 @@ interface ResponseJSONData {
 export default defineComponent({
   setup() {
     return {
-      isOpen: inject('isReadyStockListOpen'),
-      store: inject('Store') as IStore,
-      locoDataList: inject('locoDataList') as ILocomotive[],
-      carDataList: inject('carDataList') as ICarWagon[],
-      isLocomotive: inject('isLocomotive') as (vehicle: ILocomotive | ICarWagon) => vehicle is ILocomotive,
+      store: useStore(),
     };
   },
 
   data: () => ({
     responseStatus: 'loading',
     isMobile: 'ontouchstart' in document.documentElement && navigator.userAgent.match(/Mobi/) ? true : false,
+    isOpen: false,
 
     readyStockList: {} as ReadyStockList,
     searchedReadyStockName: '',
@@ -129,8 +128,8 @@ export default defineComponent({
 
       stockArray.forEach((type, i) => {
         let vehicle;
-        if (i == 0) vehicle = this.locoDataList.find((loco) => loco.type == stockArray[0]);
-        else vehicle = this.carDataList.find((car) => car.type == type);
+        if (i == 0) vehicle = this.store.locoDataList.find((loco) => loco.type == stockArray[0]);
+        else vehicle = this.store.carDataList.find((car) => car.type == type);
 
         this.addVehicle(vehicle);
       });
@@ -146,11 +145,11 @@ export default defineComponent({
         length: vehicle.length,
         mass: vehicle.mass,
         maxSpeed: vehicle.maxSpeed,
-        isLoco: this.isLocomotive(vehicle),
+        isLoco: isLocomotive(vehicle),
         cargo: undefined,
         count: 1,
         imgSrc: vehicle.imageSrc,
-        useType: this.isLocomotive(vehicle) ? vehicle.power : vehicle.useType,
+        useType: isLocomotive(vehicle) ? vehicle.power : vehicle.useType,
         supportersOnly: vehicle.supportersOnly,
       };
 
diff --git a/src/components/TrainImage.vue b/src/components/TrainImage.vue
index 247eef6..69b262c 100644
--- a/src/components/TrainImage.vue
+++ b/src/components/TrainImage.vue
@@ -24,7 +24,7 @@
 
       <div style="color: #ccc">
         <b>{{ vehicleTypes[store.chosenLoco?.power || store.chosenCar?.useType || 'loco-e'] }}</b>
-        
+
         <div>
           {{ (store.chosenCar || store.chosenLoco)?.length }}m | {{ (store.chosenCar || store.chosenLoco)?.mass }}t |
           {{ (store.chosenCar || store.chosenLoco)?.maxSpeed }} km/h
@@ -48,12 +48,12 @@
 
 <script lang="ts">
 import carUsage from '../data/carUsage.json';
-import { defineComponent, inject } from 'vue';
-import { IStore } from '../types';
+import { defineComponent } from 'vue';
+import { useStore } from '../store';
 
 export default defineComponent({
   setup() {
-    const store = inject('Store') as IStore;
+    const store = useStore();
 
     return {
       store,
@@ -161,3 +161,4 @@ export default defineComponent({
   }
 }
 </style>
+
diff --git a/src/main.ts b/src/main.ts
index cecb030..0fce256 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,32 +1,46 @@
-import { createApp, Directive } from "vue";
-import App from "./App.vue";
+import { createApp, Directive } from 'vue';
+import { createPinia } from 'pinia';
+import App from './App.vue';
 
-import { Store, isLocomotive, locoDataList, carDataList, totalLength, totalMass, maxAllowedSpeed, maxStockSpeed, isTrainPassenger, warnings } from "./store";
+import {
+  Store,
+  isLocomotive,
+  locoDataList,
+  carDataList,
+  totalLength,
+  totalMass,
+  maxAllowedSpeed,
+  maxStockSpeed,
+  isTrainPassenger,
+  warnings,
+} from './store';
 
 const clickOutsideDirective: Directive = {
-    beforeMount(el, binding) {
+  beforeMount(el, binding) {
+    el.clickOutsideEvent = (event: Event) => {
+      if (!(el == event.target || el.contains(event.target))) {
+        binding.value();
+      }
+    };
 
-        el.clickOutsideEvent = (event: Event) => {
-            if (!(el == event.target || el.contains(event.target))) {
-                binding.value();
-            }
-        };
+    document.addEventListener('click', el.clickOutsideEvent);
+  },
+};
 
-        document.addEventListener("click", el.clickOutsideEvent);
-    },
-
-}
+const pinia = createPinia();
 
 createApp(App)
-    .provide('Store', Store)
-    .provide('isLocomotive', isLocomotive)
-    .provide('locoDataList', locoDataList)
-    .provide('carDataList', carDataList)
-    .provide('totalMass', totalMass)
-    .provide('totalLength', totalLength)
-    .provide('maxStockSpeed', maxStockSpeed)
-    .provide('maxAllowedSpeed', maxAllowedSpeed)
-    .provide('isTrainPassenger', isTrainPassenger)
-    .provide('warnings', warnings)
-    .directive('click-outside', clickOutsideDirective)
-    .mount("#app");
+  .use(pinia)
+//   .provide('Store', Store)
+//   .provide('isLocomotive', isLocomotive)
+//   .provide('locoDataList', locoDataList)
+//   .provide('carDataList', carDataList)
+//   .provide('totalMass', totalMass)
+//   .provide('totalLength', totalLength)
+//   .provide('maxStockSpeed', maxStockSpeed)
+//   .provide('maxAllowedSpeed', maxAllowedSpeed)
+//   .provide('isTrainPassenger', isTrainPassenger)
+//   .provide('warnings', warnings)
+//   .directive('click-outside', clickOutsideDirective)
+  .mount('#app');
+
diff --git a/src/store.ts b/src/store.ts
index eb48674..fd7e139 100644
--- a/src/store.ts
+++ b/src/store.ts
@@ -1,311 +1,44 @@
+import { IStore } from './types';
+import { defineStore } from 'pinia';
+import { carDataList, isTrainPassenger, locoDataList, maxStockSpeed, totalLength, totalMass } from './utils/vehicleUtils';
 
-import { ICargo, ICarWagon, ILocomotive, IStock, IStore, IVehicleData } from "./types";
-import { reactive } from "@vue/reactivity";
+export const useStore = defineStore({
+  id: 'store',
+  state: () =>
+    ({
+      chosenCar: null,
+      chosenLoco: null,
+      chosenCargo: null,
 
-import vehicleDataJSON from "./data/vehicleData.json";
-import vehiclePropsJSON from "./data/vehicleProps.json";
-import { EVehicleUseType } from "./enums/EVehicleUseType";
-import { computed } from "vue";
+      showSupporter: false,
+      imageLoading: false,
 
-export const Store: IStore = reactive({
-    chosenCar: null as ICarWagon | null,
-    chosenLoco: null as ILocomotive | null,
-    chosenCargo: null as ICargo | null,
+      chosenLocoPower: 'loco-e',
+      chosenCarUseType: 'car-passenger',
 
-    showSupporter: false,
-    imageLoading: false,
+      stockList: [],
+      cargoOptions: [],
 
-    chosenLocoPower: "loco-e",
-    chosenCarUseType: "car-passenger",
+      swapVehicles: false,
 
-    stockList: [] as IStock[],
-    cargoOptions: [] as any[][],
+      chosenStockListIndex: -1,
+      chosenRealStockName: null,
 
-    swapVehicles: false,
+      vehiclePreviewSrc: '',
 
-    chosenStockListIndex: -1,
-    chosenRealStockName: null,
-
-    // locoOptions: [] as ILocomotive[],
-    // carOptions: [] as ICarWagon[],
-
-    vehiclePreviewSrc: ""
-})
-
-export function isLocomotive(vehicle: ILocomotive | ICarWagon): vehicle is ILocomotive {
-    return (vehicle as ILocomotive).power !== undefined;
-}
-
-export const locoDataList = computed(() => Object.keys(vehicleDataJSON).reduce(
-    (acc, vehicleTypeKey) => {
-        if (!vehicleTypeKey.startsWith("loco")) return acc;
-
-        const locoVehiclesData = (vehicleDataJSON as IVehicleData)[
-            vehicleTypeKey
-        ];
-
-        locoVehiclesData.forEach((loco) => {
-            if (Store.showSupporter && !loco[4]) return;
-
-            const locoType = loco[0] as string;
-
-            let length = 0,
-                mass = 0;
-
-            // Elektrowozy
-            if (vehicleTypeKey.startsWith("loco-e")) {
-                // 32m dla ET41, reszta 16
-                length = locoType.startsWith("ET") ? 32 : 16;
-
-                // 80t dla wszystkich EU06, EP08
-                mass = 80;
-
-                // 83t dla: EU07 o nr większych niż 300 & dla wszystkich EP07 oprócz nr 135,242,1002,1048
-                const locoNumber = Number(locoType.split("-")[1]);
-
-                if (
-                    (locoType.startsWith("EU") && locoNumber > 300) ||
-                    (locoType.startsWith("EP") &&
-                        ![242, 135, 1002, 1048].includes(locoNumber))
-                ) {
-                    mass = 83;
-                }
-            }
-
-            // Spalinowozy
-            if (vehicleTypeKey.startsWith("loco-s")) {
-                length = 14;
-                mass = 74;
-            }
-
-            // EZT
-            if (vehicleTypeKey.startsWith("loco-ezt")) {
-                // EN57
-                length = 65;
-                mass = 126;
-
-                // EN71
-                if (locoType.startsWith("EN71")) {
-                    length = 86;
-                    mass = 182;
-                }
-
-                // 2xEN57
-                if (locoType.startsWith("2EN57")) {
-                    length = 130;
-                    mass = 253;
-                }
-            }
-
-            // SZT
-            if (vehicleTypeKey.startsWith("loco-szt")) {
-                length = 14;
-                mass = 23;
-            }
-
-            acc.push({
-                power: vehicleTypeKey,
-                type: loco[0] as string,
-                constructionType: loco[1] as string,
-                cabinType: loco[2] as string,
-                maxSpeed: Number(loco[3] as string),
-                supportersOnly: loco[4] as boolean,
-                imageSrc: loco[5] as string,
-
-                length,
-                mass,
-            });
-        });
-
-        return acc;
-    },
-    [] as ILocomotive[]
-));
-
-export const carDataList = computed(() => Object.keys(vehicleDataJSON).reduce(
-    (acc, vehicleTypeKey) => {
-        if (!vehicleTypeKey.startsWith("car")) return acc;
-
-        const carVehiclesData = (vehicleDataJSON as IVehicleData)[
-            vehicleTypeKey
-        ];
-
-        carVehiclesData.forEach((car) => {
-            if (Store.showSupporter && !car[3]) return;
+      isRandomizerCardOpen: false,
 
 
-            const carPropsData = vehiclePropsJSON.find((v) =>
-                car[0].toString().includes(v.type)
-            );
+    } as IStore),
 
-            acc.push({
-                useType: vehicleTypeKey,
-                type: car[0] as string,
-                constructionType: car[1] as string,
-                loadable: car[2] as boolean,
-                supportersOnly: car[3] as boolean,
-                maxSpeed: Number(car[4] as string),
-                imageSrc: car[5] as string,
-                cargoList:
-                    carPropsData?.cargo.includes(";") ? carPropsData.cargo.split(";").map((cargo) => ({
-                        id: cargo.split(":")[0],
-                        totalMass: Number(cargo.split(":")[1]),
-                    })) : [],
-                mass: carPropsData?.mass || 0,
-                length: carPropsData?.length || 0,
-            });
-        });
-
-        return acc;
-    },
-    [] as ICarWagon[]
-));
-
-
-
-export const totalMass = computed(() => {
-    return Store.stockList.reduce(
-        (acc, stock) =>
-            acc +
-            (stock.cargo ? stock.cargo.totalMass : stock.mass) * stock.count,
-        0
-    )
+  getters: {
+    locoDataList: (state) => locoDataList(state),
+    carDataList: (state) => carDataList(state),
+    totalMass: (state) => totalMass(state),
+    totalLength: (state) => totalLength(state),
+    maxStockSpeed: (state) => maxStockSpeed(state),
+    isTrainPassenger: (state) => isTrainPassenger(state),
+  },
 });
 
-export const totalLength = computed(() => {
-    return Store.stockList.reduce(
-        (acc, stock) => acc + stock.length * stock.count,
-        0
-    )
-});
 
-export const maxStockSpeed = computed(() => {
-    return Store.stockList.reduce(
-        (acc, stock) =>
-            stock.maxSpeed < acc || acc == 0 ? stock.maxSpeed : acc,
-        0
-    )
-});
-
-export const isTrainPassenger = computed(() => {
-    if (Store.stockList.length == 0) return false;
-    if (Store.stockList.every(stock => stock.isLoco)) return false;
-
-    return Store.stockList
-        .filter((stock) => !stock.isLoco)
-        .every((stock) => stock.useType === EVehicleUseType.CAR_PASSENGER);
-})
-
-export const maxAllowedSpeed = computed(() => {
-    if (Store.stockList.length < 1) return -1;
-    if (!Store.stockList[0].isLoco) return -1;
-
-    const headingLoco = Store.stockList[0];
-
-    if (headingLoco.type.startsWith("EU07")) {
-        if (isTrainPassenger.value && totalMass.value <= 650) return 125;
-        if (!isTrainPassenger.value && totalMass.value <= 2000) return 70;
-
-        return -1;
-    }
-
-    if (headingLoco.type.startsWith("EP07")) {
-        if (isTrainPassenger.value && totalMass.value <= 650) return 125;
-        if (!isTrainPassenger.value) return -1;
-
-        return -1;
-    }
-
-    if (headingLoco.type.startsWith("EP08")) {
-        if (isTrainPassenger.value && totalMass.value <= 650) return 140;
-        if (!isTrainPassenger.value) return -1;
-
-        return -1;
-    }
-
-    if (headingLoco.type.startsWith("ET41")) {
-        if (isTrainPassenger.value && totalMass.value <= 700) return 125;
-        if (!isTrainPassenger.value && totalMass.value <= 4000) return 70;
-
-        return -1;
-    }
-
-    if (headingLoco.type.startsWith("SM42")) {
-        if (totalMass.value <= 95) return 90;
-        if (totalMass.value <= 200) return 80;
-        if (totalMass.value <= 300) return 70;
-        if (totalMass.value <= 450) return 60;
-        if (totalMass.value <= 750) return 50;
-        if (totalMass.value <= 1130) return 40;
-        if (totalMass.value <= 1720) return 30;
-        if (totalMass.value <= 2400) return 20;
-
-        return -1;
-    }
-
-    return Store.stockList.reduce(
-        (acc, stock) =>
-            stock.maxSpeed < acc || acc == 0 ? stock.maxSpeed : acc,
-        0
-    );
-})
-
-export const warnings = {
-    trainTooLong: computed(() => {
-        if (isTrainPassenger.value && totalLength.value > 350) return true;
-        if (!isTrainPassenger.value && totalLength.value > 650) return true;
-
-        return false;
-    }),
-
-    locoNotSuitable: computed(() => {
-        if (!isTrainPassenger.value
-            && Store.stockList.length > 1
-            && !Store.stockList.every(stock => stock.isLoco)
-            && Store.stockList.find(stock => stock.isLoco && stock.type.startsWith("EP"))) return true;
-
-        return false;
-    }),
-
-    trainTooHeavy: computed(() => {
-        if (Store.stockList.length == 0 || !Store.stockList[0].isLoco) return false;
-
-        const headingLoco = Store.stockList[0];
-
-        if (isTrainPassenger.value && (headingLoco.type.startsWith("EU") || headingLoco.type.startsWith("EP")) && totalMass.value > 650) return true;
-        if (isTrainPassenger.value && headingLoco.type.startsWith("ET") && totalMass.value > 700) return true;
-
-        if (!isTrainPassenger.value && headingLoco.type.startsWith("EU") && totalMass.value > 2000) return true;
-        if (!isTrainPassenger.value && headingLoco.type.startsWith("ET") && totalMass.value > 4000) return true;
-
-        if (headingLoco.type.startsWith("SM") && totalMass.value > 2400) return true;
-
-        return false;
-    }),
-
-    tooManyLocos: computed(() => {
-        if (Store.stockList.reduce((acc, stock) => {
-            if (!stock.isLoco) return acc;
-
-            acc += stock.count;
-
-            return acc;
-        }, 0) > 2) return true;
-
-        return false;
-    })
-}
-
-
-// export const trainTooLong = computed(() => {
-//     if (isTrainPassenger.value && totalLength.value > 350) return true;
-//     if (!isTrainPassenger.value && totalLength.value > 650) return true;
-
-//     return false;
-// })
-
-// export const locoNotSuitable = computed(() => {
-//     if (!isTrainPassenger.value && Store.stockList.length > 1 && Store.stockList.find(stock => stock.isLoco && stock.type.startsWith("EP"))) return true;
-
-//     return false;
-// })
\ No newline at end of file
diff --git a/src/types.ts b/src/types.ts
index 1a8f679..edfafaf 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -17,6 +17,8 @@ export interface IStore {
 
   swapVehicles: boolean;
   vehiclePreviewSrc: string;
+
+  isRandomizerCardOpen: boolean;
 }
 
 export interface IVehicleData {
@@ -67,4 +69,4 @@ export interface IStock {
   supportersOnly: boolean;
   count: number;
   imgSrc: string;
-}
\ No newline at end of file
+}
diff --git a/src/utils/vehicleUtils.ts b/src/utils/vehicleUtils.ts
new file mode 100644
index 0000000..130c187
--- /dev/null
+++ b/src/utils/vehicleUtils.ts
@@ -0,0 +1,259 @@
+import { computed } from "vue";
+import { EVehicleUseType } from "../enums/EVehicleUseType";
+import { ICarWagon, ILocomotive, IStore, IVehicleData } from "../types";
+
+import vehicleDataJSON from '../data/vehicleData.json';
+import vehiclePropsJSON from '../data/vehicleProps.json';
+
+export function isLocomotive(vehicle: ILocomotive | ICarWagon): vehicle is ILocomotive {
+  return (vehicle as ILocomotive).power !== undefined;
+}
+
+export function locoDataList(state: IStore) {
+    return Object.keys(vehicleDataJSON).reduce((acc, vehicleTypeKey) => {
+    if (!vehicleTypeKey.startsWith('loco')) return acc;
+
+    const locoVehiclesData = (vehicleDataJSON as IVehicleData)[vehicleTypeKey];
+
+    locoVehiclesData.forEach((loco) => {
+      if (state.showSupporter && !loco[4]) return;
+
+      const locoType = loco[0] as string;
+
+      let length = 0,
+        mass = 0;
+
+      // Elektrowozy
+      if (vehicleTypeKey.startsWith('loco-e')) {
+        // 32m dla ET41, reszta 16
+        length = locoType.startsWith('ET') ? 32 : 16;
+
+        // 80t dla wszystkich EU06, EP08
+        mass = 80;
+
+        // 83t dla: EU07 o nr większych niż 300 & dla wszystkich EP07 oprócz nr 135,242,1002,1048
+        const locoNumber = Number(locoType.split('-')[1]);
+
+        if (
+          (locoType.startsWith('EU') && locoNumber > 300) ||
+          (locoType.startsWith('EP') && ![242, 135, 1002, 1048].includes(locoNumber))
+        ) {
+          mass = 83;
+        }
+      }
+
+      // Spalinowozy
+      if (vehicleTypeKey.startsWith('loco-s')) {
+        length = 14;
+        mass = 74;
+      }
+
+      // EZT
+      if (vehicleTypeKey.startsWith('loco-ezt')) {
+        // EN57
+        length = 65;
+        mass = 126;
+
+        // EN71
+        if (locoType.startsWith('EN71')) {
+          length = 86;
+          mass = 182;
+        }
+
+        // 2xEN57
+        if (locoType.startsWith('2EN57')) {
+          length = 130;
+          mass = 253;
+        }
+      }
+
+      // SZT
+      if (vehicleTypeKey.startsWith('loco-szt')) {
+        length = 14;
+        mass = 23;
+      }
+
+      acc.push({
+        power: vehicleTypeKey,
+        type: loco[0] as string,
+        constructionType: loco[1] as string,
+        cabinType: loco[2] as string,
+        maxSpeed: Number(loco[3] as string),
+        supportersOnly: loco[4] as boolean,
+        imageSrc: loco[5] as string,
+
+        length,
+        mass,
+      });
+    });
+
+    return acc;
+  }, [] as ILocomotive[])
+}
+
+export function carDataList(state: IStore) {
+    return Object.keys(vehicleDataJSON).reduce((acc, vehicleTypeKey) => {
+    if (!vehicleTypeKey.startsWith('car')) return acc;
+
+    const carVehiclesData = (vehicleDataJSON as IVehicleData)[vehicleTypeKey];
+
+    carVehiclesData.forEach((car) => {
+      if (state.showSupporter && !car[3]) return;
+
+      const carPropsData = vehiclePropsJSON.find((v) => car[0].toString().includes(v.type));
+
+      acc.push({
+        useType: vehicleTypeKey,
+        type: car[0] as string,
+        constructionType: car[1] as string,
+        loadable: car[2] as boolean,
+        supportersOnly: car[3] as boolean,
+        maxSpeed: Number(car[4] as string),
+        imageSrc: car[5] as string,
+        cargoList: carPropsData?.cargo.includes(';')
+          ? carPropsData.cargo.split(';').map((cargo) => ({
+              id: cargo.split(':')[0],
+              totalMass: Number(cargo.split(':')[1]),
+            }))
+          : [],
+        mass: carPropsData?.mass || 0,
+        length: carPropsData?.length || 0,
+      });
+    });
+
+    return acc;
+  }, [] as ICarWagon[])
+}
+
+export function totalMass(state: IStore) {
+  return state.stockList.reduce(
+    (acc, stock) => acc + (stock.cargo ? stock.cargo.totalMass : stock.mass) * stock.count,
+    0
+  );
+};
+
+export function totalLength(state: IStore) {
+  return state.stockList.reduce((acc, stock) => acc + stock.length * stock.count, 0);
+};
+
+export function maxStockSpeed(state: IStore) {
+  return state.stockList.reduce((acc, stock) => (stock.maxSpeed < acc || acc == 0 ? stock.maxSpeed : acc), 0);
+};
+
+export function isTrainPassenger(state: IStore) {
+  if (state.stockList.length == 0) return false;
+  if (state.stockList.every((stock) => stock.isLoco)) return false;
+
+  return state.stockList
+    .filter((stock) => !stock.isLoco)
+    .every((stock) => stock.useType === EVehicleUseType.CAR_PASSENGER);
+};
+
+// export function maxAllowedSpeed(state: IStore) {
+//   if (state.stockList.length < 1) return -1;
+//   if (!state.stockList[0].isLoco) return -1;
+
+//   const headingLoco = state.stockList[0];
+//   const isPassenger = isTrainPassenger(state);
+
+//   if (headingLoco.type.startsWith('EU07')) {
+//     if (isPassenger && totalMass.value <= 650) return 125;
+//     if (!isPassenger && totalMass.value <= 2000) return 70;
+
+//     return -1;
+//   }
+
+//   if (headingLoco.type.startsWith('EP07')) {
+//     if (isPassenger && totalMass.value <= 650) return 125;
+//     if (!isPassenger) return -1;
+
+//     return -1;
+//   }
+
+//   if (headingLoco.type.startsWith('EP08')) {
+//     if (isPassenger && totalMass.value <= 650) return 140;
+//     if (!isPassenger) return -1;
+
+//     return -1;
+//   }
+
+//   if (headingLoco.type.startsWith('ET41')) {
+//     if (isPassenger && totalMass.value <= 700) return 125;
+//     if (!isPassenger && totalMass.value <= 4000) return 70;
+
+//     return -1;
+//   }
+
+//   if (headingLoco.type.startsWith('SM42')) {
+//     if (totalMass.value <= 95) return 90;
+//     if (totalMass.value <= 200) return 80;
+//     if (totalMass.value <= 300) return 70;
+//     if (totalMass.value <= 450) return 60;
+//     if (totalMass.value <= 750) return 50;
+//     if (totalMass.value <= 1130) return 40;
+//     if (totalMass.value <= 1720) return 30;
+//     if (totalMass.value <= 2400) return 20;
+
+//     return -1;
+//   }
+
+//   return Store.stockList.reduce((acc, stock) => (stock.maxSpeed < acc || acc == 0 ? stock.maxSpeed : acc), 0);
+// });
+
+// export const warnings = {
+//   trainTooLong: computed(() => {
+//     if (isTrainPassenger.value && totalLength.value > 350) return true;
+//     if (!isTrainPassenger.value && totalLength.value > 650) return true;
+
+//     return false;
+//   }),
+
+//   locoNotSuitable: computed(() => {
+//     if (
+//       !isTrainPassenger.value &&
+//       Store.stockList.length > 1 &&
+//       !Store.stockList.every((stock) => stock.isLoco) &&
+//       Store.stockList.find((stock) => stock.isLoco && stock.type.startsWith('EP'))
+//     )
+//       return true;
+
+//     return false;
+//   }),
+
+//   trainTooHeavy: computed(() => {
+//     if (Store.stockList.length == 0 || !Store.stockList[0].isLoco) return false;
+
+//     const headingLoco = Store.stockList[0];
+
+//     if (
+//       isTrainPassenger.value &&
+//       (headingLoco.type.startsWith('EU') || headingLoco.type.startsWith('EP')) &&
+//       totalMass.value > 650
+//     )
+//       return true;
+//     if (isTrainPassenger.value && headingLoco.type.startsWith('ET') && totalMass.value > 700) return true;
+
+//     if (!isTrainPassenger.value && headingLoco.type.startsWith('EU') && totalMass.value > 2000) return true;
+//     if (!isTrainPassenger.value && headingLoco.type.startsWith('ET') && totalMass.value > 4000) return true;
+
+//     if (headingLoco.type.startsWith('SM') && totalMass.value > 2400) return true;
+
+//     return false;
+//   }),
+
+//   tooManyLocos: computed(() => {
+//     if (
+//       Store.stockList.reduce((acc, stock) => {
+//         if (!stock.isLoco) return acc;
+
+//         acc += stock.count;
+
+//         return acc;
+//       }, 0) > 2
+//     )
+//       return true;
+
+//     return false;
+//   }),
+// };
+
diff --git a/yarn.lock b/yarn.lock
index c0b3c78..55ce2aa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -88,6 +88,11 @@
     "@vue/compiler-dom" "3.2.37"
     "@vue/shared" "3.2.37"
 
+"@vue/devtools-api@^6.2.1":
+  version "6.2.1"
+  resolved "https://registry.yarnpkg.com/@vue/devtools-api/-/devtools-api-6.2.1.tgz#6f2948ff002ec46df01420dfeff91de16c5b4092"
+  integrity sha512-OEgAMeQXvCoJ+1x8WyQuVZzFo0wcyCmUR3baRVLmKBo1LmYZWMlRiXlux5jd0fqVJu6PfDbOrZItVqUEzLobeQ==
+
 "@vue/reactivity-transform@3.2.37":
   version "3.2.37"
   resolved "https://registry.yarnpkg.com/@vue/reactivity-transform/-/reactivity-transform-3.2.37.tgz#0caa47c4344df4ae59f5a05dde2a8758829f8eca"
@@ -406,6 +411,14 @@ picomatch@^2.0.4, picomatch@^2.2.1:
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.3.1.tgz#3ba3833733646d9d3e4995946c1365a67fb07a42"
   integrity sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==
 
+pinia@^2.0.17:
+  version "2.0.17"
+  resolved "https://registry.yarnpkg.com/pinia/-/pinia-2.0.17.tgz#f925e5e4f73c15e16dfb4838176a9ca50752f26b"
+  integrity sha512-AtwLwEWQgIjofjgeFT+nxbnK5lT2QwQjaHNEDqpsi2AiCwf/NY78uWTeHUyEhiiJy8+sBmw0ujgQMoQbWiZDfA==
+  dependencies:
+    "@vue/devtools-api" "^6.2.1"
+    vue-demi "*"
+
 postcss@^8.1.10, postcss@^8.4.14:
   version "8.4.14"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.14.tgz#ee9274d5622b4858c1007a74d76e42e56fd21caf"
@@ -491,6 +504,11 @@ vite@^3.0.0:
   optionalDependencies:
     fsevents "~2.3.2"
 
+vue-demi@*:
+  version "0.13.5"
+  resolved "https://registry.yarnpkg.com/vue-demi/-/vue-demi-0.13.5.tgz#d5eddbc9eaefb89ce5995269d1fa6b0486312092"
+  integrity sha512-tO3K2bML3AwiHmVHeKCq6HLef2st4zBXIV5aEkoJl6HZ+gJWxWv2O8wLH8qrA3SX3lDoTDHNghLX1xZg83MXvw==
+
 vue-tsc@^0.38.4:
   version "0.38.9"
   resolved "https://registry.yarnpkg.com/vue-tsc/-/vue-tsc-0.38.9.tgz#9e945937667f704325328db8af1cc6bc7314b85e"