frontend/app/(app)/(tabs)/beer/add.js

@@ -5,19 +5,17 @@ import Text from "@components/Text";
 import { colors } from "@components/style";
 import * as ImagePicker from "expo-image-picker";
 import DropDownPicker from "react-native-dropdown-picker";
-/* import DropdownTheme from "@components/DropdownTheme"; */
 const DropdownTheme = require("@components/DropdownTheme");
+import { Platform } from "react-native";
 
 export default function BeerAdd() {
 	const [b_name, setBName] = useState("");
 	const [b_degree, setBDegree] = useState("");
-	const [b_packaging, setBPackaging] = useState("");
+	const [b_packaging, setBPackaging] = useState(null);
 	const [b_brand, setBBrand] = useState("");
 	const [image, setImage] = useState(null);
-	const [selectPackaging, setSelectedPackaging] = useState();
 
 	const [open, setOpen] = useState(false);
-	const [value, setValue] = useState(null);
 	const [items, setItems] = useState([
 		{ label: "Tank beer", value: "tank" },
 		{ label: "Cask beer", value: "cask" },
@@ -74,6 +72,22 @@ export default function BeerAdd() {
 		}
 	};
 
+	function validateDegreeInput(text) {
+		let newText = "";
+		let numbers = "0123456789.";
+
+		for (var i = 0; i < text.length; i++) {
+			if (numbers.indexOf(text[i]) > -1) {
+				newText = newText + text[i];
+				setBDegree(newText);
+			} else {
+				// your call back function
+				alert("Please enter numbers only.");
+				setBDegree("");
+			}
+		}
+	}
+
 	async function addBeer() {
 		// TODO: after the request - redirect to /beer/{new_beer_id}?; plus some modal about successful state
 		const req = await fetch(`${process.env.EXPO_PUBLIC_API_URL}/beer/add`, {
@@ -123,25 +137,22 @@ export default function BeerAdd() {
 					style={styles.input}
 					placeholder="Degree"
 					value={b_degree}
-					onChangeText={(text) => setBDegree(text)}
+					onChangeText={(text) => validateDegreeInput(text)}
-					placeholderTextColor="#aaaaaa"
-				/>
-				<TextInput
-					style={styles.input}
-					placeholder="Packaging"
-					value={b_packaging}
-					onChangeText={(text) => setBPackaging(text)}
 					placeholderTextColor="#aaaaaa"
+					keyboardType="numeric"
+					maxLength={3}
 				/>
+
 				<DropDownPicker
 					open={open}
-					value={value}
+					value={b_packaging}
 					items={items}
 					setOpen={setOpen}
-					setValue={setValue}
+					setValue={setBPackaging}
 					setItems={setItems}
 					placeholder={"What are you drinking from?"}
 					theme="DropdownTheme"
+					//searchable={true} //maybe we can use it later...
 				/>
 				<View style={styles.imageContainer}>
 					<Button
@@ -151,12 +162,16 @@ export default function BeerAdd() {
 						textStyle={styles.imageTextButton}
 					/>
 
-					<Button
+					{Platform.OS != "web" ? (
-						onPress={openCamera}
+						<Button
-						title="Open camera"
+							onPress={openCamera}
-						buttonStyle={styles.imageButton}
+							title={"Open camera"}
-						textStyle={styles.imageTextButton}
+							buttonStyle={styles.imageButton}
-					/>
+							textStyle={styles.imageTextButton}
+						/>
+					) : (
+						false
+					)}
 
 					{image && <Image source={{ uri: image }} style={styles.image} />}
 				</View>

frontend/app/(app)/(tabs)/beer/index.js

@@ -1,9 +1,16 @@
-import { StyleSheet, View, FlatList } from "react-native";
+import {
+	StyleSheet,
+	View,
+	FlatList,
+	Dimensions,
+	StatusBar,
+} from "react-native";
 import Text from "@components/Text";
 import Button from "@components/Button";
 import { colors } from "@components/style";
 import { router } from "expo-router";
 import { useEffect, useState } from "react";
+import { FlashList } from "@shopify/flash-list";
 
 export default function Tab() {
 	const [data, setData] = useState([]);
@@ -28,26 +35,42 @@ export default function Tab() {
 	return (
 		<View style={styles.container}>
 			<Button
-				title="Add Beer"
+				title="Add new beer"
 				color={colors.gold}
 				onPress={() => {
 					router.replace("/beer/add");
 				}}
 			/>
 
-			<FlatList
+			<View style={styles.beerList}>
-				data={data}
+				{/* 				<FlashList
-				style={styles.beerList}
+					data={data}
-				keyExtractor={(item) => String(item._id)}
+					estimatedItemSize={100}
-				renderItem={({ item }) => (
+					keyExtractor={(item) => String(item._id)}
-					<View style={styles.item}>
+					renderItem={({ item }) => (
-						<Text>Name: {item.name}</Text>
+						<View style={styles.item}>
-						<Text>Brand: {item.brand}</Text>
+							<Text>Name: {item.name}</Text>
-						<Text>Degree: {item.degree}</Text>
+							<Text>Brand: {item.brand}</Text>
-						<Text>Packaging: {item.packaging}</Text>
+							<Text>Degree: {item.degree}</Text>
-					</View>
+							<Text>Packaging: {item.packaging}</Text>
-				)}
+						</View>
-			/>
+					)}
+				/> */}
+
+				<FlatList
+					data={data}
+					style={styles.beerList}
+					keyExtractor={(item) => String(item._id)}
+					renderItem={({ item }) => (
+						<View style={styles.item}>
+							<Text>Name: {item.name}</Text>
+							<Text>Brand: {item.brand}</Text>
+							<Text>Degree: {item.degree}</Text>
+							<Text>Packaging: {item.packaging}</Text>
+						</View>
+					)}
+				/>
+			</View>
 		</View>
 	);
 }
@@ -57,12 +80,12 @@ export const styles = StyleSheet.create({
 		flex: 1,
 		justifyContent: "center",
 		alignItems: "center",
-		marginTop: "5%",
+		width: "100%",
 	},
 	beerList: {
 		width: "100%",
 		paddingHorizontal: "15%",
-		marginTop: "5%",
+		marginTop: "2%",
 	},
 	item: {
 		borderColor: "gray",

frontend/package-lock.json

@@ -10,6 +10,7 @@
       "dependencies": {
         "@expo/metro-runtime": "~3.2.1",
         "@react-native-async-storage/async-storage": "^1.23.1",
+        "@shopify/flash-list": "1.6.4",
         "@types/react": "~18.2.45",
         "axios": "^1.6.8",
         "expo": "^51.0.2",
@@ -6303,6 +6304,25 @@
         "join-component": "^1.1.0"
       }
     },
+    "node_modules/@shopify/flash-list": {
+      "version": "1.6.4",
+      "resolved": "https://registry.npmjs.org/@shopify/flash-list/-/flash-list-1.6.4.tgz",
+      "integrity": "sha512-M2momcnY7swsvmpHIFDVbdOaFw4aQocJXA/lFP0Gpz+alQjFylqVKvszxl4atYO2SNbjxlb2L6hEP9WEcAknGQ==",
+      "dependencies": {
+        "recyclerlistview": "4.2.0",
+        "tslib": "2.4.0"
+      },
+      "peerDependencies": {
+        "@babel/runtime": "*",
+        "react": "*",
+        "react-native": "*"
+      }
+    },
+    "node_modules/@shopify/flash-list/node_modules/tslib": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.0.tgz",
+      "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ=="
+    },
     "node_modules/@sideway/address": {
       "version": "4.1.5",
       "resolved": "https://registry.npmjs.org/@sideway/address/-/address-4.1.5.tgz",
@@ -13091,6 +13111,20 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/recyclerlistview": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/recyclerlistview/-/recyclerlistview-4.2.0.tgz",
+      "integrity": "sha512-uuBCi0c+ggqHKwrzPX4Z/mJOzsBbjZEAwGGmlwpD/sD7raXixdAbdJ6BTcAmuWG50Cg4ru9p12M94Njwhr/27A==",
+      "dependencies": {
+        "lodash.debounce": "4.0.8",
+        "prop-types": "15.8.1",
+        "ts-object-utils": "0.0.5"
+      },
+      "peerDependencies": {
+        "react": ">= 15.2.1",
+        "react-native": ">= 0.30.0"
+      }
+    },
     "node_modules/regenerate": {
       "version": "1.4.2",
       "resolved": "https://registry.npmjs.org/regenerate/-/regenerate-1.4.2.tgz",
@@ -14337,6 +14371,11 @@
       "resolved": "https://registry.npmjs.org/ts-interface-checker/-/ts-interface-checker-0.1.13.tgz",
       "integrity": "sha512-Y/arvbn+rrz3JCKl9C4kVNfTfSm2/mEp5FSz5EsZSANGPSlQrpRI5M4PKF+mJnE52jOO90PnPSc3Ur3bTQw0gA=="
     },
+    "node_modules/ts-object-utils": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/ts-object-utils/-/ts-object-utils-0.0.5.tgz",
+      "integrity": "sha512-iV0GvHqOmilbIKJsfyfJY9/dNHCs969z3so90dQWsO1eMMozvTpnB1MEaUbb3FYtZTGjv5sIy/xmslEz0Rg2TA=="
+    },
     "node_modules/tslib": {
       "version": "2.6.2",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",

frontend/package.json

@@ -28,7 +28,8 @@
     "react-native-dropdown-picker": "^5.4.6",
     "react-native-safe-area-context": "4.10.1",
     "react-native-screens": "3.31.1",
-    "react-native-web": "~0.19.6"
+    "react-native-web": "~0.19.6",
+    "@shopify/flash-list": "1.6.4"
   },
   "devDependencies": {
     "@babel/core": "^7.20.0",