package-lock.json

@@ -15,11 +15,14 @@
         "@radix-ui/react-slot": "^1.0.2",
         "@radix-ui/react-toast": "^1.1.5",
         "@t3-oss/env-nextjs": "^0.10.1",
+        "@types/react": "npm:types-react@rc",
+        "@types/react-dom": "npm:types-react-dom@rc",
         "@vercel/postgres": "^0.8.0",
         "class-variance-authority": "^0.7.0",
         "clsx": "^2.1.1",
         "drizzle-orm": "^0.29.4",
         "geist": "^1.3.0",
+        "immer": "^10.1.1",
         "lucide-react": "^0.379.0",
         "next": "^15.0.0-rc.0",
         "postgres": "^3.4.3",
@@ -27,13 +30,14 @@
         "react-dom": "^19.0.0-rc-935180c7e0-20240524",
         "tailwind-merge": "^2.3.0",
         "tailwindcss-animate": "^1.0.7",
-        "zod": "^3.23.8"
+        "zod": "^3.23.8",
+        "zustand": "^4.5.2"
       },
       "devDependencies": {
         "@types/eslint": "^8.56.2",
         "@types/node": "^20.11.20",
-        "@types/react": "^18.2.57",
-        "@types/react-dom": "^18.2.19",
+        "@types/react": "npm:types-react@rc",
+        "@types/react-dom": "npm:types-react-dom@rc",
         "@typescript-eslint/eslint-plugin": "^7.1.1",
         "@typescript-eslint/parser": "^7.1.1",
         "drizzle-kit": "^0.21.0",
@@ -5226,6 +5230,15 @@
         "node": ">= 4"
       }
     },
+    "node_modules/immer": {
+      "version": "10.1.1",
+      "resolved": "https://registry.npmjs.org/immer/-/immer-10.1.1.tgz",
+      "integrity": "sha512-s2MPrmjovJcoMaHtx6K11Ra7oD05NT97w1IC5zpMkT6Atjr7H8LjaDd81iIxUYpMKSRRNMJE703M1Fhr/TctHw==",
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/immer"
+      }
+    },
     "node_modules/import-fresh": {
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.3.0.tgz",
@@ -8027,6 +8040,14 @@
         }
       }
     },
+    "node_modules/use-sync-external-store": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/use-sync-external-store/-/use-sync-external-store-1.2.0.tgz",
+      "integrity": "sha512-eEgnFxGQ1Ife9bzYs6VLi8/4X6CObHMw9Qr9tPY43iKwsPw8xE8+EFsf/2cFZ5S3esXgpWgtSCtLNS41F+sKPA==",
+      "peerDependencies": {
+        "react": "^16.8.0 || ^17.0.0 || ^18.0.0"
+      }
+    },
     "node_modules/utf-8-validate": {
       "version": "6.0.3",
       "resolved": "https://registry.npmjs.org/utf-8-validate/-/utf-8-validate-6.0.3.tgz",
@@ -8313,6 +8334,33 @@
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
+    },
+    "node_modules/zustand": {
+      "version": "4.5.2",
+      "resolved": "https://registry.npmjs.org/zustand/-/zustand-4.5.2.tgz",
+      "integrity": "sha512-2cN1tPkDVkwCy5ickKrI7vijSjPksFRfqS6237NzT0vqSsztTNnQdHw9mmN7uBdk3gceVXU0a+21jFzFzAc9+g==",
+      "dependencies": {
+        "use-sync-external-store": "1.2.0"
+      },
+      "engines": {
+        "node": ">=12.7.0"
+      },
+      "peerDependencies": {
+        "@types/react": ">=16.8",
+        "immer": ">=9.0.6",
+        "react": ">=16.8"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "immer": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        }
+      }
     }
   }
 }

package.json

@@ -19,11 +19,14 @@
     "@radix-ui/react-slot": "^1.0.2",
     "@radix-ui/react-toast": "^1.1.5",
     "@t3-oss/env-nextjs": "^0.10.1",
+    "@types/react": "npm:types-react@rc",
+    "@types/react-dom": "npm:types-react-dom@rc",
     "@vercel/postgres": "^0.8.0",
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.1.1",
     "drizzle-orm": "^0.29.4",
     "geist": "^1.3.0",
+    "immer": "^10.1.1",
     "lucide-react": "^0.379.0",
     "next": "^15.0.0-rc.0",
     "postgres": "^3.4.3",
@@ -31,13 +34,18 @@
     "react-dom": "^19.0.0-rc-935180c7e0-20240524",
     "tailwind-merge": "^2.3.0",
     "tailwindcss-animate": "^1.0.7",
-    "zod": "^3.23.8"
+    "zod": "^3.23.8",
+    "zustand": "^4.5.2"
+  },
+  "overrides": {
+    "@types/react": "npm:types-react@rc",
+    "@types/react-dom": "npm:types-react-dom@rc"
   },
   "devDependencies": {
     "@types/eslint": "^8.56.2",
     "@types/node": "^20.11.20",
-    "@types/react": "^18.2.57",
-    "@types/react-dom": "^18.2.19",
+    "@types/react": "npm:types-react@rc",
+    "@types/react-dom": "npm:types-react-dom@rc",
     "@typescript-eslint/eslint-plugin": "^7.1.1",
     "@typescript-eslint/parser": "^7.1.1",
     "drizzle-kit": "^0.21.0",

src/app/App.tsx

@@ -1,9 +1,38 @@
+"use client";
+import { Button } from "~/components/ui/button";
 import FormCard from "./_components/FormCard";
+import useFilterStore from "./store";
+
+const AddRegionButton: React.FC = () => {
+  const addRegion = useFilterStore((state) => state.addRegion);
+
+  const handleClick = () => {
+    addRegion("sverige");
+  };
+
+  return <Button onClick={handleClick}>Add Region "Sverige"</Button>;
+};
+
+const ResetFilters: React.FC = () => {
+  const resetFilters = useFilterStore((state) => state.resetFilters);
+
+  const handleClick = () => {
+    resetFilters();
+  };
+
+  return <Button onClick={handleClick}>Reset filters</Button>;
+};
 
 export default function App() {
+  const filters = useFilterStore((state) => state.filters);
+
   return (
     <div className="container flex w-full flex-col justify-center">
       <FormCard />
+      <h1 className="text-2xl">Filter state:</h1>
+      {JSON.stringify(filters)}
+      <AddRegionButton />
+      <ResetFilters />
     </div>
   );
 }

src/app/_components/FilterMenu.tsx

@@ -10,28 +10,33 @@ import {
 import { Input } from "~/components/ui/input";
 import { Slider } from "~/components/ui/slider";
 import { ChangeEvent, useState } from "react";
+import useFilterStore from "../store";
 
 export default function Filtermenu() {
   const [minPrice, setMinPrice] = useState<number>(0);
   const [maxPrice, setMaxPrice] = useState<number>(9999);
   const [sliderValues, setSliderValues] = useState<[number, number]>([0, 9999]);
+  const setStorePrice = useFilterStore((state) => state.setPrice);
 
   const handleMinPriceChange = (e: ChangeEvent<HTMLInputElement>): void => {
     const value = Math.min(Number(e.target.value), maxPrice - 1);
     setMinPrice(value);
     setSliderValues([value, sliderValues[1]]);
+    setStorePrice(minPrice, maxPrice);
   };
 
   const handleMaxPriceChange = (e: ChangeEvent<HTMLInputElement>) => {
     const value = Math.max(Number(e.target.value), minPrice + 1);
     setMaxPrice(value);
     setSliderValues([sliderValues[0], value]);
+    setStorePrice(minPrice, maxPrice);
   };
 
   const handleSliderChange = (values: [number, number]) => {
     setSliderValues(values);
     setMinPrice(values[0]);
     setMaxPrice(values[1]);
+    setStorePrice(minPrice, maxPrice);
   };
 
   return (

src/app/_components/SearchBar.tsx

@@ -0,0 +1,5 @@
+import { Input } from "~/components/ui/input";
+
+export default function SearchBar() {
+  return <Input className="mx-auto max-w-xl focus-visible:ring-0" />;
+}

src/app/_components/WineName.tsx

@@ -1,3 +0,0 @@
-export default function WineName(props: { name: string }) {
-  return <p>{props.name}</p>;
-}

src/app/_components/WineProducer.tsx

@@ -1,25 +0,0 @@
-import getProducer from "~/server/actions/getProducer";
-
-export default async function WineProducer(props: { id: string }) {
-  const { id } = props;
-
-  // Validate the id before making the database call
-  if (!id) {
-    return <p>Invalid producer ID</p>;
-  }
-
-  try {
-    const result = await getProducer(id);
-    return !result ? <p>Unable to retrieve producer</p> : <p>{result?.name}</p>;
-  } catch (error) {
-    console.error("Error fetching producer:", error);
-    return <p>Error fetching producer</p>;
-  }
-}
-
-// Utility function to validate UUID
-function isValidUUID(uuid: string) {
-  const uuidRegex =
-    /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
-  return uuidRegex.test(uuid);
-}

src/app/layout.tsx

@@ -4,6 +4,7 @@ import { Inter as FontSans } from "next/font/google";
 import { cn } from "~/lib/utils";
 import TopNav from "./_components/FilterMenu";
 import Filtermenu from "./_components/FilterMenu";
+import SearchBar from "./_components/SearchBar";
 
 const fontSans = FontSans({
   subsets: ["latin"],
@@ -29,7 +30,10 @@ export default function RootLayout({
           fontSans.variable,
         )}
       >
-        <Filtermenu />
+        <div className="container pt-12">
+          <SearchBar />
+          <Filtermenu />
+        </div>
         {children}
       </body>
     </html>

src/app/store.ts

@@ -0,0 +1,156 @@
+import { create } from "zustand";
+import { produce } from "immer";
+import { persist, createJSONStorage } from "zustand/middleware";
+
+interface FilterState {
+  filters: Filters;
+}
+
+interface Filters {
+  searchQuery: string;
+  regions: string[];
+  countries: string[];
+  producers: string[];
+  price: Price;
+  type: WineType;
+}
+
+interface Price {
+  min: number;
+  max: number;
+}
+
+interface WineType {
+  sparkling: boolean;
+  white: boolean;
+  red: boolean;
+  sweet: boolean;
+  other: boolean;
+}
+
+type FilterActions = {
+  addRegion: (region: string) => void;
+  removeRegion: (region: string) => void;
+  addCountry: (country: string) => void;
+  removeCountry: (country: string) => void;
+  addProducer: (producer: string) => void;
+  removeProducer: (producer: string) => void;
+  setPrice: (min: number, max: number) => void;
+  setType: (type: keyof WineType, value: boolean) => void;
+  resetFilters: () => void;
+};
+
+const initialFilters: Filters = {
+  searchQuery: "",
+  regions: [],
+  countries: [],
+  producers: [],
+  price: {
+    min: 0,
+    max: 9999,
+  },
+  type: {
+    sparkling: false,
+    white: false,
+    red: false,
+    sweet: false,
+    other: false,
+  },
+};
+
+const useFilterStore = create<FilterState & FilterActions>()(
+  persist(
+    (set) => ({
+      filters: {
+        searchQuery: "",
+        regions: [],
+        countries: [],
+        producers: [],
+        price: {
+          min: 0,
+          max: 9999,
+        },
+        type: {
+          sparkling: false,
+          white: false,
+          red: false,
+          sweet: false,
+          other: false,
+        },
+      },
+      addRegion: (region) =>
+        set(
+          produce((state: FilterState) => {
+            if (!state.filters.regions.includes(region)) {
+              state.filters.regions.push(region);
+            }
+          }),
+        ),
+      removeRegion: (region) =>
+        set(
+          produce((state: FilterState) => {
+            state.filters.regions = state.filters.regions.filter(
+              (r) => r !== region,
+            );
+          }),
+        ),
+      addCountry: (country) =>
+        set(
+          produce((state: FilterState) => {
+            if (!state.filters.countries.includes(country)) {
+              state.filters.countries.push(country);
+            }
+          }),
+        ),
+      removeCountry: (country) =>
+        set(
+          produce((state: FilterState) => {
+            state.filters.countries = state.filters.countries.filter(
+              (c) => c !== country,
+            );
+          }),
+        ),
+      addProducer: (producer) =>
+        set(
+          produce((state: FilterState) => {
+            if (!state.filters.producers.includes(producer)) {
+              state.filters.producers.push(producer);
+            }
+          }),
+        ),
+      removeProducer: (producer) =>
+        set(
+          produce((state: FilterState) => {
+            state.filters.producers = state.filters.producers.filter(
+              (p) => p !== producer,
+            );
+          }),
+        ),
+      setPrice: (min, max) =>
+        set(
+          produce((state: FilterState) => {
+            state.filters.price.min = min;
+            state.filters.price.max = max;
+          }),
+        ),
+      setType: (type, value) =>
+        set(
+          produce((state: FilterState) => {
+            state.filters.type[type] = value;
+          }),
+        ),
+      resetFilters: () =>
+        set(
+          produce((state: FilterState) => {
+            state.filters = initialFilters;
+          }),
+        ),
+    }),
+    {
+      name: "filter-storage", // name of the item in the storage (must be unique)
+      storage: createJSONStorage(() => sessionStorage), // (optional) by default, 'localStorage' is used
+    },
+  ),
+);
+
+export default useFilterStore;

src/types/types.ts

@@ -1,8 +0,0 @@
-export interface Producer {
-    id: string;
-    name: string;
-    createdAt: Date;
-    country: string;
-    region: string;
-    email: string;
-  }