React native review project 2022 added

Author: davizardb

rn-guide/.expo-shared/assets.json

@@ -0,0 +1,4 @@
+{
+  "12bb71342c6255bbf50437ec8f4441c083f47cdb74bd89160c15e4f43e52a1cb": true,
+  "40b842e832070c58deac6aa9e08fa459302ee3f9da492c7e77d93d2fbf4a56fd": true
+}

rn-guide/.gitignore

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+node_modules/
+.expo/
+dist/
+npm-debug.*
+*.jks
+*.p8
+*.p12
+*.key
+*.mobileprovision
+*.orig.*
+web-build/
+
+# macOS
+.DS_Store

rn-guide/App.js

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+import React, { useState } from "react";
+import { StyleSheet, View, FlatList, Button } from "react-native";
+
+import GoalItem from "./components/GoalItem";
+import GoalInput from "./components/GoalInput";
+
+export default function App() {
+  const [courseGoals, setCourseGoals] = useState([]);
+  const [isAddMode, setIsAddMode] = useState(false);
+
+  const addGoalHandler = (goalTitle) => {
+    setCourseGoals((currentGoals) => [
+      ...currentGoals,
+      { key: Math.random(10).toString(), value: goalTitle },
+    ]);
+    setIsAddMode(false);
+  };
+
+  const removeGoalHandler = (goalId) => {
+    setCourseGoals((currentGoals) => {
+      return currentGoals.filter((goal) => goal.key !== goalId);
+    });
+  };
+
+  const cancelGoalAdditionHandler = () => {
+    setIsAddMode(false);
+  };
+
+  return (
+    <View style={styles.screen}>
+      <Button title="Add New Goal" onPress={() => setIsAddMode(true)} />
+      <GoalInput
+        visible={isAddMode}
+        onAddGoal={addGoalHandler}
+        onCancel={cancelGoalAdditionHandler}
+      />
+      <FlatList
+        keyExtractor={(item, index) => item.key}
+        data={courseGoals}
+        renderItem={(itemData) => (
+          <GoalItem
+            id={itemData.item.key}
+            onDelete={removeGoalHandler}
+            title={itemData.item.value}
+          />
+        )}
+      />
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  screen: {
+    padding: 50,
+  },
+});

rn-guide/app.json

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+{
+  "expo": {
+    "name": "rn-guide",
+    "slug": "rn-guide",
+    "version": "1.0.0",
+    "orientation": "portrait",
+    "icon": "./assets/icon.png",
+    "splash": {
+      "image": "./assets/splash.png",
+      "resizeMode": "contain",
+      "backgroundColor": "#ffffff"
+    },
+    "updates": {
+      "fallbackToCacheTimeout": 0
+    },
+    "assetBundlePatterns": [
+      "**/*"
+    ],
+    "ios": {
+      "supportsTablet": true
+    },
+    "android": {
+      "adaptiveIcon": {
+        "foregroundImage": "./assets/adaptive-icon.png",
+        "backgroundColor": "#FFFFFF"
+      }
+    },
+    "web": {
+      "favicon": "./assets/favicon.png"
+    }
+  }
+}

rn-guide/assets/adaptive-icon.png

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+module.exports = function(api) {
+  api.cache(true);
+  return {
+    presets: ['babel-preset-expo'],
+  };
+};

rn-guide/assets/favicon.png

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+import React, { useState } from "react";
+import { View, TextInput, Button, StyleSheet, Modal } from "react-native";
+
+// import { Container } from './styles';
+
+const GoalInput = (props) => {
+  const [enteredGoal, setEnteredGoal] = useState("");
+
+  const goalInputHandler = (enteredText) => {
+    setEnteredGoal(enteredText);
+  };
+
+  const addGoalHandler = () => {
+    props.onAddGoal(enteredGoal);
+    setEnteredGoal("");
+  };
+
+  return (
+    <Modal visible={props.visible} animationType="slide">
+      <View style={styles.inputContainer}>
+        <TextInput
+          placeholder="Course Goal"
+          style={styles.input}
+          onChangeText={goalInputHandler}
+          value={enteredGoal}
+        />
+        <View style={styles.buttonContainer}>
+          <View style={styles.button}>
+            <Button title="CANCEL" color="red" onPress={props.onCancel} />
+          </View>
+          <View style={styles.button}>
+            <Button title="ADD" onPress={addGoalHandler} />
+          </View>
+        </View>
+      </View>
+    </Modal>
+  );
+};
+
+const styles = StyleSheet.create({
+  inputContainer: {
+    flex: 1,
+    justifyContent: "center",
+    alignItems: "center",
+  },
+  input: {
+    width: "80%",
+    borderColor: "black",
+    borderWidth: 1,
+    padding: 10,
+    marginBottom: 10,
+  },
+  buttonContainer: {
+    flexDirection: "row",
+    justifyContent: "space-between",
+    width: "70%",
+  },
+  button: {
+    width: "40%",
+  },
+});
+
+export default GoalInput;