feat: Add Todo List

Signed-off-by: SindreKjelsrud <sindre@kjelsrud.dev>

app/_layout.tsx

@@ -5,6 +5,7 @@ export default function RootLayout() {
     <Stack>
       <Stack.Screen name="index" options={{ headerShown: false }} />
       <Stack.Screen name="nether-portal-calculator" options={{ headerShown: false }} />
+      <Stack.Screen name="todo" options={{ headerShown: false }} />
     </Stack>
   );
 }

app/styles.ts

@@ -53,6 +53,22 @@ export const styles = StyleSheet.create({
     textShadowRadius: 3,
     fontFamily: "Minecraft",
   },
+  backButton: {
+    alignSelf: "flex-start",
+    marginTop: 0,
+    marginBottom: 20,
+    paddingVertical: 8,
+    paddingHorizontal: 15,
+    backgroundColor: "rgba(106, 90, 205, 0.7)",
+    borderRadius: 8,
+    marginLeft: 0,
+  },
+  backButtonText: {
+    color: "#fff",
+    fontSize: 16,
+    fontWeight: "bold",
+    fontFamily: "Minecraft",
+  },
   
   // --- Nether Portal Calculator ---
   converterScreenRoot: {
@@ -156,20 +172,81 @@ export const styles = StyleSheet.create({
     fontWeight: "bold",
     fontFamily: "Minecraft",
   },
-  backButton: {
+
-    alignSelf: "flex-start",
+  // --- Todo List ---
-    marginTop: 0,
+  todoInputContainer: {
+    flexDirection: "row",
+    width: "90%",
+    backgroundColor: "rgba(255,255,255,0.8)",
+    borderRadius: 10,
+    padding: 5,
     marginBottom: 20,
-    paddingVertical: 8,
+    alignItems: "center",
-    paddingHorizontal: 15,
-    backgroundColor: "rgba(106, 90, 205, 0.7)",
-    borderRadius: 8,
-    marginLeft: 0,
   },
-  backButtonText: {
+  todoInputField: {
+    flex: 1,
+    paddingVertical: 10,
+    paddingHorizontal: 15,
+    fontSize: 16,
+    color: "#333",
+    fontFamily: "Minecraft",
+  },
+  addTodoButton: {
+    backgroundColor: "#4CAF50",
+    paddingVertical: 10,
+    paddingHorizontal: 20,
+    borderRadius: 8,
+    marginLeft: 10,
+  },
+  addTodoButtonText: {
     color: "#fff",
     fontSize: 16,
     fontWeight: "bold",
+  },
+  todoListContainer: {
+    width: "90%",
+  },
+  todoItem: {
+    flexDirection: "row",
+    justifyContent: "space-between",
+    alignItems: "center",
+    backgroundColor: "rgba(255,255,255,0.9)",
+    borderRadius: 8,
+    paddingVertical: 12,
+    paddingHorizontal: 15,
+    marginBottom: 10,
+    shadowColor: "#000",
+    shadowOffset: { width: 0, height: 2 },
+    shadowOpacity: 0.1,
+    shadowRadius: 3,
+    elevation: 3,
+  },
+  todoText: {
+    flex: 1,
+    fontSize: 18,
+    color: "#333",
+  },
+  removeTodoButton: {
+    backgroundColor: "#FF6347",
+    paddingVertical: 5,
+    paddingHorizontal: 10,
+    borderRadius: 5,
+    marginLeft: 15,
+  },
+  removeTodoButtonText: {
+    color: "#fff",
+    fontWeight: "bold",
+    fontSize: 16,
+  },
+  placeholderText: {
+    color: "#fff",
+    textAlign: "center",
+    marginTop: 20,
+    fontSize: 18,
+    fontStyle: "italic",
+    textShadowColor: "rgba(0, 0, 0, 0.75)",
+    textShadowOffset: { width: -1, height: 1 },
+    textShadowRadius: 5,
     fontFamily: "Minecraft",
   },
 });

app/todo.tsx

@@ -0,0 +1,101 @@
+import { useRouter } from "expo-router";
+import { useState } from "react";
+import {
+    ImageBackground,
+    KeyboardAvoidingView,
+    Platform,
+    ScrollView,
+    Text,
+    TextInput,
+    TouchableOpacity,
+    View
+} from "react-native";
+import { SafeAreaView } from "react-native-safe-area-context";
+import { styles } from "./styles";
+
+const converterBgImage = require("../assets/images/todo.png");
+
+export default function CoordinateConverter() {
+  const router = useRouter();
+  const [todos, setTodos] = useState<string[]>([]);
+  const [newTodo, setNewTodo] = useState<string>("");
+
+  const addTodo = () => {
+    if (newTodo.trim().length > 0) {
+      setTodos([...todos, newTodo.trim()]);
+      setNewTodo("");
+    }
+  };
+
+  const removeTodo = (index: number) => {
+    const updatedTodos = todos.filter((_, i) => i !== index);
+    setTodos(updatedTodos);
+  };
+
+  return (
+    <View style={styles.converterScreenRoot}>
+      <ImageBackground
+        source={converterBgImage}
+        style={styles.converterBackgroundImage}
+        resizeMode="cover"
+      >
+        <View style={styles.converterBackgroundOverlay} />
+      </ImageBackground>
+
+      <SafeAreaView style={styles.converterContentWrapper}>
+        <KeyboardAvoidingView
+          style={styles.converterContainer}
+          behavior={Platform.OS === "ios" ? "padding" : "height"}
+        >
+          <ScrollView contentContainerStyle={styles.converterScrollContent}>
+            {/* Custom Back Button */}
+            <TouchableOpacity
+              onPress={() => router.back()}
+              style={styles.backButton}
+            >
+              <Text style={styles.backButtonText}>← Go Back</Text>
+            </TouchableOpacity>
+
+            <Text style={styles.converterTitle}>Todo List</Text>
+
+            {/* Todo Input Section */}
+            <View style={styles.todoInputContainer}>
+              <TextInput
+                style={styles.todoInputField}
+                placeholder="Add a new todo..."
+                placeholderTextColor="#666"
+                value={newTodo}
+                onChangeText={setNewTodo}
+                onSubmitEditing={addTodo}
+              />
+              <TouchableOpacity onPress={addTodo} style={styles.addTodoButton}>
+                <Text style={styles.addTodoButtonText}>Add</Text>
+              </TouchableOpacity>
+            </View>
+
+            {/* Todo List Display */}
+            <View style={styles.todoListContainer}>
+              {todos.length === 0 ? (
+                <Text style={styles.placeholderText}>
+                  Your todo list is empty. Add some tasks!
+                </Text>
+              ) : (
+                todos.map((todo, index) => (
+                  <View key={index} style={styles.todoItem}>
+                    <Text style={styles.todoText}>{todo}</Text>
+                    <TouchableOpacity
+                      onPress={() => removeTodo(index)}
+                      style={styles.removeTodoButton}
+                    >
+                      <Text style={styles.removeTodoButtonText}>X</Text>
+                    </TouchableOpacity>
+                  </View>
+                ))
+              )}
+            </View>
+          </ScrollView>
+        </KeyboardAvoidingView>
+      </SafeAreaView>
+    </View>
+  );
+}