initial commit

Signed-off-by: ale <ale@manalejandro.com>

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle.kts

@@ -0,0 +1,62 @@
+plugins {
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.kotlin.compose)
+}
+
+android {
+    namespace = "com.manalejandro.motivame"
+    compileSdk {
+        version = release(36) {
+            minorApiLevel = 1
+        }
+    }
+
+    defaultConfig {
+        applicationId = "com.manalejandro.motivame"
+        minSdk = 24
+        targetSdk = 36
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_11
+        targetCompatibility = JavaVersion.VERSION_11
+    }
+    buildFeatures {
+        compose = true
+    }
+}
+
+dependencies {
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.androidx.lifecycle.runtime.ktx)
+    implementation(libs.androidx.activity.compose)
+    implementation(platform(libs.androidx.compose.bom))
+    implementation(libs.androidx.compose.ui)
+    implementation(libs.androidx.compose.ui.graphics)
+    implementation(libs.androidx.compose.ui.tooling.preview)
+    implementation(libs.androidx.compose.material3)
+    implementation(libs.androidx.work.runtime.ktx)
+    implementation(libs.androidx.lifecycle.viewmodel.compose)
+    implementation(libs.androidx.datastore.preferences)
+    implementation(libs.androidx.compose.material.icons.extended)
+    testImplementation(libs.junit)
+    androidTestImplementation(libs.androidx.junit)
+    androidTestImplementation(libs.androidx.espresso.core)
+    androidTestImplementation(platform(libs.androidx.compose.bom))
+    androidTestImplementation(libs.androidx.compose.ui.test.junit4)
+    debugImplementation(libs.androidx.compose.ui.tooling)
+    debugImplementation(libs.androidx.compose.ui.test.manifest)
+}

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/manalejandro/motivame/ExampleInstrumentedTest.kt

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+package com.manalejandro.motivame
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.manalejandro.motivame", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+    <uses-permission android:name="android.permission.VIBRATE" />
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.Motivame">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:label="@string/app_name"
+            android:theme="@style/Theme.Motivame">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/manalejandro/motivame/MainActivity.kt

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+package com.manalejandro.motivame
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.compose.runtime.*
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.work.*
+import com.manalejandro.motivame.ui.screens.AddTaskScreen
+import com.manalejandro.motivame.ui.screens.MainScreen
+import com.manalejandro.motivame.ui.screens.SettingsScreen
+import com.manalejandro.motivame.ui.theme.MotivameTheme
+import com.manalejandro.motivame.ui.viewmodel.TaskViewModel
+import com.manalejandro.motivame.worker.DailyReminderWorker
+import java.util.concurrent.TimeUnit
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+
+        // Configurar recordatorios diarios
+        setupDailyReminders()
+
+        setContent {
+            MotivameTheme {
+                MotivameApp()
+            }
+        }
+    }
+
+    private fun setupDailyReminders() {
+        val constraints = Constraints.Builder()
+            .setRequiredNetworkType(NetworkType.NOT_REQUIRED)
+            .build()
+
+        val dailyWorkRequest = PeriodicWorkRequestBuilder<DailyReminderWorker>(
+            1, TimeUnit.DAYS
+        )
+            .setConstraints(constraints)
+            .setInitialDelay(calculateInitialDelay(), TimeUnit.MILLISECONDS)
+            .build()
+
+        WorkManager.getInstance(applicationContext).enqueueUniquePeriodicWork(
+            "daily_reminder",
+            ExistingPeriodicWorkPolicy.KEEP,
+            dailyWorkRequest
+        )
+    }
+
+    private fun calculateInitialDelay(): Long {
+        val currentTime = System.currentTimeMillis()
+        val calendar = java.util.Calendar.getInstance().apply {
+            timeInMillis = currentTime
+            set(java.util.Calendar.HOUR_OF_DAY, 9) // 9 AM
+            set(java.util.Calendar.MINUTE, 0)
+            set(java.util.Calendar.SECOND, 0)
+        }
+
+        if (calendar.timeInMillis <= currentTime) {
+            calendar.add(java.util.Calendar.DAY_OF_YEAR, 1)
+        }
+
+        return calendar.timeInMillis - currentTime
+    }
+}
+
+@Composable
+fun MotivameApp() {
+    val viewModel: TaskViewModel = viewModel()
+    var currentScreen by remember { mutableStateOf("main") }
+
+    when (currentScreen) {
+        "main" -> MainScreen(
+            viewModel = viewModel,
+            onNavigateToAddTask = { currentScreen = "add_task" },
+            onNavigateToSettings = { currentScreen = "settings" }
+        )
+        "add_task" -> AddTaskScreen(
+            viewModel = viewModel,
+            onNavigateBack = { currentScreen = "main" }
+        )
+        "settings" -> SettingsScreen(
+            viewModel = viewModel,
+            onNavigateBack = { currentScreen = "main" }
+        )
+    }
+}

app/src/main/java/com/manalejandro/motivame/data/Task.kt

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+package com.manalejandro.motivame.data
+
+import java.util.UUID
+
+data class Task(
+    val id: String = UUID.randomUUID().toString(),
+    val title: String,
+    val goals: List<String>,
+    val isActive: Boolean = true,
+    val createdAt: Long = System.currentTimeMillis()
+)
+

app/src/main/java/com/manalejandro/motivame/data/TaskRepository.kt

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+package com.manalejandro.motivame.data
+
+import android.content.Context
+import androidx.datastore.core.DataStore
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.core.edit
+import androidx.datastore.preferences.core.stringPreferencesKey
+import androidx.datastore.preferences.preferencesDataStore
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.map
+import org.json.JSONArray
+import org.json.JSONObject
+
+private val Context.dataStore: DataStore<Preferences> by preferencesDataStore(name = "motivame_prefs")
+
+class TaskRepository(private val context: Context) {
+
+    companion object {
+        private val TASKS_KEY = stringPreferencesKey("tasks")
+        private val NOTIFICATION_ENABLED_KEY = stringPreferencesKey("notification_enabled")
+        private val SOUND_ENABLED_KEY = stringPreferencesKey("sound_enabled")
+
+        val DEFAULT_TASKS = listOf(
+            Task(
+                title = "Hacer ejercicio",
+                goals = listOf(
+                    "Mejorar mi salud cardiovascular",
+                    "Sentirme más energético",
+                    "Alcanzar mi peso ideal"
+                )
+            ),
+            Task(
+                title = "Estudiar inglés",
+                goals = listOf(
+                    "Conseguir mejores oportunidades laborales",
+                    "Viajar sin limitaciones",
+                    "Expandir mi conocimiento"
+                )
+            ),
+            Task(
+                title = "Leer 30 minutos",
+                goals = listOf(
+                    "Desarrollar el hábito de la lectura",
+                    "Aprender cosas nuevas",
+                    "Reducir el tiempo en redes sociales"
+                )
+            )
+        )
+    }
+
+    val tasks: Flow<List<Task>> = context.dataStore.data
+        .map { preferences ->
+            val tasksJson = preferences[TASKS_KEY]
+            if (tasksJson.isNullOrEmpty()) {
+                DEFAULT_TASKS
+            } else {
+                parseTasksFromJson(tasksJson)
+            }
+        }
+
+    val notificationEnabled: Flow<Boolean> = context.dataStore.data
+        .map { preferences ->
+            preferences[NOTIFICATION_ENABLED_KEY]?.toBoolean() ?: true
+        }
+
+    val soundEnabled: Flow<Boolean> = context.dataStore.data
+        .map { preferences ->
+            preferences[SOUND_ENABLED_KEY]?.toBoolean() ?: true
+        }
+
+    suspend fun saveTasks(tasks: List<Task>) {
+        context.dataStore.edit { preferences ->
+            preferences[TASKS_KEY] = tasksToJson(tasks)
+        }
+    }
+
+    suspend fun addTask(task: Task) {
+        context.dataStore.edit { preferences ->
+            val currentTasks = parseTasksFromJson(preferences[TASKS_KEY] ?: "")
+            val updatedTasks = currentTasks + task
+            preferences[TASKS_KEY] = tasksToJson(updatedTasks)
+        }
+    }
+
+    suspend fun updateTask(task: Task) {
+        context.dataStore.edit { preferences ->
+            val currentTasks = parseTasksFromJson(preferences[TASKS_KEY] ?: "")
+            val updatedTasks = currentTasks.map { if (it.id == task.id) task else it }
+            preferences[TASKS_KEY] = tasksToJson(updatedTasks)
+        }
+    }
+
+    suspend fun deleteTask(taskId: String) {
+        context.dataStore.edit { preferences ->
+            val currentTasks = parseTasksFromJson(preferences[TASKS_KEY] ?: "")
+            val updatedTasks = currentTasks.filter { it.id != taskId }
+            preferences[TASKS_KEY] = tasksToJson(updatedTasks)
+        }
+    }
+
+    suspend fun setNotificationEnabled(enabled: Boolean) {
+        context.dataStore.edit { preferences ->
+            preferences[NOTIFICATION_ENABLED_KEY] = enabled.toString()
+        }
+    }
+
+    suspend fun setSoundEnabled(enabled: Boolean) {
+        context.dataStore.edit { preferences ->
+            preferences[SOUND_ENABLED_KEY] = enabled.toString()
+        }
+    }
+
+    private fun tasksToJson(tasks: List<Task>): String {
+        val jsonArray = JSONArray()
+        tasks.forEach { task ->
+            val jsonObject = JSONObject().apply {
+                put("id", task.id)
+                put("title", task.title)
+                put("goals", JSONArray(task.goals))
+                put("isActive", task.isActive)
+                put("createdAt", task.createdAt)
+            }
+            jsonArray.put(jsonObject)
+        }
+        return jsonArray.toString()
+    }
+
+    private fun parseTasksFromJson(json: String): List<Task> {
+        if (json.isEmpty()) return emptyList()
+
+        return try {
+            val jsonArray = JSONArray(json)
+            List(jsonArray.length()) { index ->
+                val jsonObject = jsonArray.getJSONObject(index)
+                val goalsArray = jsonObject.getJSONArray("goals")
+                val goals = List(goalsArray.length()) { goalsArray.getString(it) }
+
+                Task(
+                    id = jsonObject.getString("id"),
+                    title = jsonObject.getString("title"),
+                    goals = goals,
+                    isActive = jsonObject.getBoolean("isActive"),
+                    createdAt = jsonObject.getLong("createdAt")
+                )
+            }
+        } catch (e: Exception) {
+            emptyList()
+        }
+    }
+}
+

app/src/main/java/com/manalejandro/motivame/notifications/NotificationHelper.kt

@@ -0,0 +1,93 @@
+package com.manalejandro.motivame.notifications
+
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import android.media.RingtoneManager
+import android.os.Build
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationManagerCompat
+import com.manalejandro.motivame.MainActivity
+import com.manalejandro.motivame.R
+import com.manalejandro.motivame.data.Task
+import kotlin.random.Random
+
+class NotificationHelper(private val context: Context) {
+
+    companion object {
+        private const val CHANNEL_ID = "motivame_channel"
+        private const val CHANNEL_NAME = "Recordatorios de Tareas"
+        private const val CHANNEL_DESCRIPTION = "Notificaciones para recordarte tus tareas pendientes"
+    }
+
+    init {
+        createNotificationChannel()
+    }
+
+    private fun createNotificationChannel() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            val importance = NotificationManager.IMPORTANCE_HIGH
+            val channel = NotificationChannel(CHANNEL_ID, CHANNEL_NAME, importance).apply {
+                description = CHANNEL_DESCRIPTION
+                enableVibration(true)
+                vibrationPattern = longArrayOf(0, 500, 250, 500)
+            }
+
+            val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+            notificationManager.createNotificationChannel(channel)
+        }
+    }
+
+    fun sendTaskReminder(task: Task, withSound: Boolean = true) {
+        val intent = Intent(context, MainActivity::class.java).apply {
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+        }
+
+        val pendingIntent = PendingIntent.getActivity(
+            context,
+            0,
+            intent,
+            PendingIntent.FLAG_IMMUTABLE or PendingIntent.FLAG_UPDATE_CURRENT
+        )
+
+        val motivationalMessage = if (task.goals.isNotEmpty()) {
+            task.goals.random()
+        } else {
+            "¡Recuerda completar esta tarea!"
+        }
+
+        val notificationBuilder = NotificationCompat.Builder(context, CHANNEL_ID)
+            .setSmallIcon(R.drawable.ic_launcher_foreground)
+            .setContentTitle("⏰ ${task.title}")
+            .setContentText(motivationalMessage)
+            .setStyle(NotificationCompat.BigTextStyle().bigText(
+                "📝 Tarea: ${task.title}\n\n🎯 Recuerda: $motivationalMessage"
+            ))
+            .setPriority(NotificationCompat.PRIORITY_HIGH)
+            .setContentIntent(pendingIntent)
+            .setAutoCancel(true)
+            .setVibrate(longArrayOf(0, 500, 250, 500))
+
+        if (withSound) {
+            val defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION)
+            notificationBuilder.setSound(defaultSoundUri)
+        }
+
+        try {
+            val notificationManager = NotificationManagerCompat.from(context)
+            notificationManager.notify(Random.nextInt(), notificationBuilder.build())
+        } catch (e: SecurityException) {
+            // El usuario no ha concedido permisos de notificación
+        }
+    }
+
+    fun sendMotivationalReminder(tasks: List<Task>, withSound: Boolean = true) {
+        if (tasks.isEmpty()) return
+
+        val activeTask = tasks.firstOrNull { it.isActive } ?: return
+        sendTaskReminder(activeTask, withSound)
+    }
+}
+

app/src/main/java/com/manalejandro/motivame/ui/screens/AddTaskScreen.kt

@@ -0,0 +1,219 @@
+package com.manalejandro.motivame.ui.screens
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.itemsIndexed
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.filled.ArrowBack
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import com.manalejandro.motivame.data.Task
+import com.manalejandro.motivame.ui.viewmodel.TaskViewModel
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun AddTaskScreen(
+    viewModel: TaskViewModel,
+    onNavigateBack: () -> Unit
+) {
+    var taskTitle by remember { mutableStateOf("") }
+    var currentGoal by remember { mutableStateOf("") }
+    var goals by remember { mutableStateOf(listOf<String>()) }
+
+    Scaffold(
+        topBar = {
+            TopAppBar(
+                title = { Text("Nueva Tarea") },
+                navigationIcon = {
+                    IconButton(onClick = onNavigateBack) {
+                        Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "Volver")
+                    }
+                },
+                colors = TopAppBarDefaults.topAppBarColors(
+                    containerColor = MaterialTheme.colorScheme.primaryContainer,
+                    titleContentColor = MaterialTheme.colorScheme.onPrimaryContainer
+                )
+            )
+        }
+    ) { paddingValues ->
+        LazyColumn(
+            modifier = Modifier
+                .fillMaxSize()
+                .padding(paddingValues)
+                .padding(16.dp),
+            verticalArrangement = Arrangement.spacedBy(16.dp)
+        ) {
+            item {
+                Card(
+                    modifier = Modifier.fillMaxWidth(),
+                    elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+                ) {
+                    Column(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(16.dp)
+                    ) {
+                        Text(
+                            text = "📝 ¿Qué debes recordar?",
+                            style = MaterialTheme.typography.titleMedium,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.primary
+                        )
+                        Spacer(modifier = Modifier.height(8.dp))
+                        OutlinedTextField(
+                            value = taskTitle,
+                            onValueChange = { taskTitle = it },
+                            label = { Text("Título de la tarea") },
+                            placeholder = { Text("Ej: Hacer ejercicio") },
+                            modifier = Modifier.fillMaxWidth(),
+                            singleLine = true,
+                            leadingIcon = {
+                                Icon(Icons.Default.Star, contentDescription = null)
+                            }
+                        )
+                    }
+                }
+            }
+
+            item {
+                Card(
+                    modifier = Modifier.fillMaxWidth(),
+                    elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+                ) {
+                    Column(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(16.dp)
+                    ) {
+                        Text(
+                            text = "🎯 ¿Qué esperas alcanzar?",
+                            style = MaterialTheme.typography.titleMedium,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.primary
+                        )
+                        Spacer(modifier = Modifier.height(8.dp))
+
+                        OutlinedTextField(
+                            value = currentGoal,
+                            onValueChange = { currentGoal = it },
+                            label = { Text("Nueva meta") },
+                            placeholder = { Text("Ej: Mejorar mi salud") },
+                            modifier = Modifier.fillMaxWidth(),
+                            trailingIcon = {
+                                IconButton(
+                                    onClick = {
+                                        if (currentGoal.isNotBlank()) {
+                                            goals = goals + currentGoal.trim()
+                                            currentGoal = ""
+                                        }
+                                    },
+                                    enabled = currentGoal.isNotBlank()
+                                ) {
+                                    Icon(Icons.Default.Add, contentDescription = "Agregar meta")
+                                }
+                            }
+                        )
+                    }
+                }
+            }
+
+            if (goals.isNotEmpty()) {
+                item {
+                    Text(
+                        text = "Metas agregadas:",
+                        style = MaterialTheme.typography.titleSmall,
+                        fontWeight = FontWeight.SemiBold,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant
+                    )
+                }
+
+                itemsIndexed(goals) { index, goal ->
+                    Card(
+                        modifier = Modifier.fillMaxWidth(),
+                        colors = CardDefaults.cardColors(
+                            containerColor = MaterialTheme.colorScheme.secondaryContainer
+                        )
+                    ) {
+                        Row(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(12.dp),
+                            horizontalArrangement = Arrangement.SpaceBetween,
+                            verticalAlignment = Alignment.CenterVertically
+                        ) {
+                            Row(
+                                modifier = Modifier.weight(1f),
+                                verticalAlignment = Alignment.CenterVertically
+                            ) {
+                                Icon(
+                                    imageVector = Icons.Default.CheckCircle,
+                                    contentDescription = null,
+                                    tint = MaterialTheme.colorScheme.primary,
+                                    modifier = Modifier.size(20.dp)
+                                )
+                                Spacer(modifier = Modifier.width(8.dp))
+                                Text(
+                                    text = goal,
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    color = MaterialTheme.colorScheme.onSecondaryContainer
+                                )
+                            }
+                            IconButton(
+                                onClick = {
+                                    goals = goals.filterIndexed { i, _ -> i != index }
+                                }
+                            ) {
+                                Icon(
+                                    imageVector = Icons.Default.Delete,
+                                    contentDescription = "Eliminar meta",
+                                    tint = MaterialTheme.colorScheme.error
+                                )
+                            }
+                        }
+                    }
+                }
+            }
+
+            item {
+                Spacer(modifier = Modifier.height(16.dp))
+                Button(
+                    onClick = {
+                        if (taskTitle.isNotBlank()) {
+                            val newTask = Task(
+                                title = taskTitle.trim(),
+                                goals = goals,
+                                isActive = true
+                            )
+                            viewModel.addTask(newTask)
+                            onNavigateBack()
+                        }
+                    },
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .height(56.dp),
+                    enabled = taskTitle.isNotBlank(),
+                    shape = RoundedCornerShape(12.dp)
+                ) {
+                    Icon(Icons.Default.Check, contentDescription = null)
+                    Spacer(modifier = Modifier.width(8.dp))
+                    Text(
+                        text = "Guardar Tarea",
+                        style = MaterialTheme.typography.titleMedium,
+                        fontWeight = FontWeight.Bold
+                    )
+                }
+            }
+        }
+    }
+}
+
+
+
+

app/src/main/java/com/manalejandro/motivame/ui/screens/MainScreen.kt

@@ -0,0 +1,252 @@
+package com.manalejandro.motivame.ui.screens
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Brush
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import com.manalejandro.motivame.data.Task
+import com.manalejandro.motivame.ui.viewmodel.TaskViewModel
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun MainScreen(
+    viewModel: TaskViewModel,
+    onNavigateToAddTask: () -> Unit,
+    onNavigateToSettings: () -> Unit
+) {
+    val tasks by viewModel.tasks.collectAsState()
+
+    Scaffold(
+        topBar = {
+            TopAppBar(
+                title = {
+                    Text(
+                        "Motívame",
+                        style = MaterialTheme.typography.headlineMedium,
+                        fontWeight = FontWeight.Bold
+                    )
+                },
+                actions = {
+                    IconButton(onClick = onNavigateToSettings) {
+                        Icon(Icons.Default.Settings, contentDescription = "Configuración")
+                    }
+                },
+                colors = TopAppBarDefaults.topAppBarColors(
+                    containerColor = MaterialTheme.colorScheme.primaryContainer,
+                    titleContentColor = MaterialTheme.colorScheme.onPrimaryContainer
+                )
+            )
+        },
+        floatingActionButton = {
+            FloatingActionButton(
+                onClick = onNavigateToAddTask,
+                containerColor = MaterialTheme.colorScheme.primary
+            ) {
+                Icon(Icons.Default.Add, contentDescription = "Agregar tarea")
+            }
+        }
+    ) { paddingValues ->
+        if (tasks.isEmpty()) {
+            EmptyState(modifier = Modifier.padding(paddingValues))
+        } else {
+            LazyColumn(
+                modifier = Modifier
+                    .fillMaxSize()
+                    .padding(paddingValues),
+                contentPadding = PaddingValues(16.dp),
+                verticalArrangement = Arrangement.spacedBy(12.dp)
+            ) {
+                items(tasks, key = { it.id }) { task ->
+                    TaskCard(
+                        task = task,
+                        onToggleActive = { viewModel.updateTask(task.copy(isActive = !task.isActive)) },
+                        onDelete = { viewModel.deleteTask(task.id) }
+                    )
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun TaskCard(
+    task: Task,
+    onToggleActive: () -> Unit,
+    onDelete: () -> Unit
+) {
+    var showDeleteDialog by remember { mutableStateOf(false) }
+
+    Card(
+        modifier = Modifier.fillMaxWidth(),
+        elevation = CardDefaults.cardElevation(defaultElevation = 4.dp),
+        shape = RoundedCornerShape(16.dp)
+    ) {
+        Column(
+            modifier = Modifier
+                .fillMaxWidth()
+                .background(
+                    brush = Brush.verticalGradient(
+                        colors = listOf(
+                            MaterialTheme.colorScheme.surfaceVariant,
+                            MaterialTheme.colorScheme.surface
+                        )
+                    )
+                )
+                .padding(16.dp)
+        ) {
+            Row(
+                modifier = Modifier.fillMaxWidth(),
+                horizontalArrangement = Arrangement.SpaceBetween,
+                verticalAlignment = Alignment.CenterVertically
+            ) {
+                Row(
+                    verticalAlignment = Alignment.CenterVertically,
+                    modifier = Modifier.weight(1f)
+                ) {
+                    Icon(
+                        imageVector = Icons.Default.Star,
+                        contentDescription = null,
+                        tint = MaterialTheme.colorScheme.primary,
+                        modifier = Modifier.size(24.dp)
+                    )
+                    Spacer(modifier = Modifier.width(8.dp))
+                    Text(
+                        text = task.title,
+                        style = MaterialTheme.typography.titleLarge,
+                        fontWeight = FontWeight.Bold,
+                        color = MaterialTheme.colorScheme.onSurface
+                    )
+                }
+
+                Row {
+                    IconButton(onClick = onToggleActive) {
+                        Icon(
+                            imageVector = if (task.isActive) Icons.Default.Check else Icons.Default.Close,
+                            contentDescription = "Toggle activo",
+                            tint = if (task.isActive) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.error
+                        )
+                    }
+                    IconButton(onClick = { showDeleteDialog = true }) {
+                        Icon(
+                            imageVector = Icons.Default.Delete,
+                            contentDescription = "Eliminar",
+                            tint = MaterialTheme.colorScheme.error
+                        )
+                    }
+                }
+            }
+
+            if (task.goals.isNotEmpty()) {
+                Spacer(modifier = Modifier.height(12.dp))
+                Text(
+                    text = "🎯 Metas:",
+                    style = MaterialTheme.typography.titleSmall,
+                    fontWeight = FontWeight.SemiBold,
+                    color = MaterialTheme.colorScheme.primary
+                )
+                Spacer(modifier = Modifier.height(8.dp))
+
+                task.goals.forEach { goal ->
+                    Row(
+                        modifier = Modifier.padding(vertical = 4.dp),
+                        verticalAlignment = Alignment.Top
+                    ) {
+                        Text(
+                            text = "•",
+                            style = MaterialTheme.typography.bodyMedium,
+                            color = MaterialTheme.colorScheme.primary,
+                            modifier = Modifier.padding(end = 8.dp)
+                        )
+                        Text(
+                            text = goal,
+                            style = MaterialTheme.typography.bodyMedium,
+                            color = MaterialTheme.colorScheme.onSurfaceVariant
+                        )
+                    }
+                }
+            }
+
+            if (!task.isActive) {
+                Spacer(modifier = Modifier.height(8.dp))
+                Box(
+                    modifier = Modifier
+                        .clip(RoundedCornerShape(8.dp))
+                        .background(MaterialTheme.colorScheme.errorContainer)
+                        .padding(horizontal = 12.dp, vertical = 6.dp)
+                ) {
+                    Text(
+                        text = "⏸️ Pausada",
+                        style = MaterialTheme.typography.labelMedium,
+                        color = MaterialTheme.colorScheme.onErrorContainer
+                    )
+                }
+            }
+        }
+    }
+
+    if (showDeleteDialog) {
+        AlertDialog(
+            onDismissRequest = { showDeleteDialog = false },
+            title = { Text("Eliminar tarea") },
+            text = { Text("¿Estás seguro de que quieres eliminar '${task.title}'?") },
+            confirmButton = {
+                TextButton(
+                    onClick = {
+                        onDelete()
+                        showDeleteDialog = false
+                    }
+                ) {
+                    Text("Eliminar", color = MaterialTheme.colorScheme.error)
+                }
+            },
+            dismissButton = {
+                TextButton(onClick = { showDeleteDialog = false }) {
+                    Text("Cancelar")
+                }
+            }
+        )
+    }
+}
+
+@Composable
+fun EmptyState(modifier: Modifier = Modifier) {
+    Column(
+        modifier = modifier
+            .fillMaxSize()
+            .padding(32.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center
+    ) {
+        Icon(
+            imageVector = Icons.Default.Star,
+            contentDescription = null,
+            modifier = Modifier.size(100.dp),
+            tint = MaterialTheme.colorScheme.primary.copy(alpha = 0.3f)
+        )
+        Spacer(modifier = Modifier.height(16.dp))
+        Text(
+            text = "¡Comienza tu viaje!",
+            style = MaterialTheme.typography.headlineMedium,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onSurface
+        )
+        Spacer(modifier = Modifier.height(8.dp))
+        Text(
+            text = "Agrega tu primera tarea y metas para mantenerte motivado",
+            style = MaterialTheme.typography.bodyLarge,
+            color = MaterialTheme.colorScheme.onSurfaceVariant
+        )
+    }
+}
+

app/src/main/java/com/manalejandro/motivame/ui/screens/SettingsScreen.kt

@@ -0,0 +1,251 @@
+package com.manalejandro.motivame.ui.screens
+
+import android.Manifest
+import android.content.pm.PackageManager
+import android.os.Build
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.filled.ArrowBack
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.core.content.ContextCompat
+import com.manalejandro.motivame.data.TaskRepository
+import com.manalejandro.motivame.notifications.NotificationHelper
+import com.manalejandro.motivame.ui.viewmodel.TaskViewModel
+import kotlinx.coroutines.launch
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun SettingsScreen(
+    viewModel: TaskViewModel,
+    onNavigateBack: () -> Unit
+) {
+    val context = LocalContext.current
+    val scope = rememberCoroutineScope()
+    val notificationEnabled by viewModel.notificationEnabled.collectAsState()
+    val soundEnabled by viewModel.soundEnabled.collectAsState()
+    val tasks by viewModel.tasks.collectAsState()
+
+    var hasNotificationPermission by remember {
+        mutableStateOf(
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                ContextCompat.checkSelfPermission(
+                    context,
+                    Manifest.permission.POST_NOTIFICATIONS
+                ) == PackageManager.PERMISSION_GRANTED
+            } else {
+                true
+            }
+        )
+    }
+
+    val permissionLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.RequestPermission()
+    ) { isGranted ->
+        hasNotificationPermission = isGranted
+    }
+
+    Scaffold(
+        topBar = {
+            TopAppBar(
+                title = { Text("Configuración") },
+                navigationIcon = {
+                    IconButton(onClick = onNavigateBack) {
+                        Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "Volver")
+                    }
+                },
+                colors = TopAppBarDefaults.topAppBarColors(
+                    containerColor = MaterialTheme.colorScheme.primaryContainer,
+                    titleContentColor = MaterialTheme.colorScheme.onPrimaryContainer
+                )
+            )
+        }
+    ) { paddingValues ->
+        LazyColumn(
+            modifier = Modifier
+                .fillMaxSize()
+                .padding(paddingValues)
+                .padding(16.dp),
+            verticalArrangement = Arrangement.spacedBy(16.dp)
+        ) {
+            item {
+                Card(
+                    modifier = Modifier.fillMaxWidth(),
+                    elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+                ) {
+                    Column(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(16.dp)
+                    ) {
+                        Text(
+                            text = "🔔 Notificaciones",
+                            style = MaterialTheme.typography.titleMedium,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.primary
+                        )
+                        Spacer(modifier = Modifier.height(16.dp))
+
+                        Row(
+                            modifier = Modifier.fillMaxWidth(),
+                            horizontalArrangement = Arrangement.SpaceBetween,
+                            verticalAlignment = Alignment.CenterVertically
+                        ) {
+                            Column(modifier = Modifier.weight(1f)) {
+                                Text(
+                                    text = "Recordatorios diarios",
+                                    style = MaterialTheme.typography.bodyLarge,
+                                    fontWeight = FontWeight.Medium
+                                )
+                                Text(
+                                    text = "Recibe notificaciones para motivarte",
+                                    style = MaterialTheme.typography.bodySmall,
+                                    color = MaterialTheme.colorScheme.onSurfaceVariant
+                                )
+                            }
+                            Switch(
+                                checked = notificationEnabled && hasNotificationPermission,
+                                onCheckedChange = { enabled ->
+                                    if (enabled && Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU && !hasNotificationPermission) {
+                                        permissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+                                    } else {
+                                        viewModel.toggleNotifications(enabled)
+                                    }
+                                }
+                            )
+                        }
+
+                        Spacer(modifier = Modifier.height(12.dp))
+                        HorizontalDivider()
+                        Spacer(modifier = Modifier.height(12.dp))
+
+                        Row(
+                            modifier = Modifier.fillMaxWidth(),
+                            horizontalArrangement = Arrangement.SpaceBetween,
+                            verticalAlignment = Alignment.CenterVertically
+                        ) {
+                            Column(modifier = Modifier.weight(1f)) {
+                                Text(
+                                    text = "Sonido",
+                                    style = MaterialTheme.typography.bodyLarge,
+                                    fontWeight = FontWeight.Medium
+                                )
+                                Text(
+                                    text = "Reproducir sonido con las notificaciones",
+                                    style = MaterialTheme.typography.bodySmall,
+                                    color = MaterialTheme.colorScheme.onSurfaceVariant
+                                )
+                            }
+                            Switch(
+                                checked = soundEnabled,
+                                onCheckedChange = { viewModel.toggleSound(it) }
+                            )
+                        }
+                    }
+                }
+            }
+
+            item {
+                Card(
+                    modifier = Modifier.fillMaxWidth(),
+                    elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+                ) {
+                    Column(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(16.dp)
+                    ) {
+                        Text(
+                            text = "🧪 Prueba",
+                            style = MaterialTheme.typography.titleMedium,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.primary
+                        )
+                        Spacer(modifier = Modifier.height(8.dp))
+                        Text(
+                            text = "Envía una notificación de prueba para verificar que todo funciona correctamente",
+                            style = MaterialTheme.typography.bodyMedium,
+                            color = MaterialTheme.colorScheme.onSurfaceVariant
+                        )
+                        Spacer(modifier = Modifier.height(12.dp))
+
+                        Button(
+                            onClick = {
+                                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU && !hasNotificationPermission) {
+                                    permissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+                                } else {
+                                    scope.launch {
+                                        val notificationHelper = NotificationHelper(context)
+                                        notificationHelper.sendMotivationalReminder(tasks, soundEnabled)
+                                    }
+                                }
+                            },
+                            modifier = Modifier.fillMaxWidth(),
+                            enabled = tasks.isNotEmpty()
+                        ) {
+                            Icon(Icons.Default.Notifications, contentDescription = null)
+                            Spacer(modifier = Modifier.width(8.dp))
+                            Text("Enviar notificación de prueba")
+                        }
+
+                        if (tasks.isEmpty()) {
+                            Spacer(modifier = Modifier.height(8.dp))
+                            Text(
+                                text = "⚠️ Agrega al menos una tarea para probar las notificaciones",
+                                style = MaterialTheme.typography.bodySmall,
+                                color = MaterialTheme.colorScheme.error
+                            )
+                        }
+                    }
+                }
+            }
+
+            item {
+                Card(
+                    modifier = Modifier.fillMaxWidth(),
+                    elevation = CardDefaults.cardElevation(defaultElevation = 2.dp),
+                    colors = CardDefaults.cardColors(
+                        containerColor = MaterialTheme.colorScheme.tertiaryContainer
+                    )
+                ) {
+                    Column(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(16.dp)
+                    ) {
+                        Text(
+                            text = "ℹ️ Sobre la app",
+                            style = MaterialTheme.typography.titleMedium,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.onTertiaryContainer
+                        )
+                        Spacer(modifier = Modifier.height(8.dp))
+                        Text(
+                            text = "Motívame v1.0",
+                            style = MaterialTheme.typography.bodyMedium,
+                            color = MaterialTheme.colorScheme.onTertiaryContainer
+                        )
+                        Text(
+                            text = "Tu compañero para mantener la motivación en tus tareas diarias",
+                            style = MaterialTheme.typography.bodySmall,
+                            color = MaterialTheme.colorScheme.onTertiaryContainer.copy(alpha = 0.7f)
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
+
+
+
+

app/src/main/java/com/manalejandro/motivame/ui/theme/Color.kt

@@ -0,0 +1,28 @@
+package com.manalejandro.motivame.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+// Colores principales - tonos vibrantes y motivadores
+val Primary = Color(0xFF6366F1) // Indigo vibrante
+val PrimaryDark = Color(0xFF4F46E5)
+val PrimaryLight = Color(0xFFA5B4FC)
+
+val Secondary = Color(0xFFEC4899) // Rosa motivador
+val SecondaryDark = Color(0xFFDB2777)
+val SecondaryLight = Color(0xFFF9A8D4)
+
+val Tertiary = Color(0xFF8B5CF6) // Púrpura
+val Background = Color(0xFFFAFAFA)
+val Surface = Color(0xFFFFFFFF)
+
+// Colores para modo oscuro
+val PrimaryDarkMode = Color(0xFF818CF8)
+val SecondaryDarkMode = Color(0xFFF472B6)
+val TertiaryDarkMode = Color(0xFFA78BFA)
+val BackgroundDark = Color(0xFF121212)
+val SurfaceDark = Color(0xFF1E1E1E)
+
+// Colores de acento
+val Success = Color(0xFF10B981)
+val Warning = Color(0xFFF59E0B)
+val Error = Color(0xFFEF4444)

app/src/main/java/com/manalejandro/motivame/ui/theme/Theme.kt

@@ -0,0 +1,81 @@
+package com.manalejandro.motivame.ui.theme
+
+import android.app.Activity
+import android.os.Build
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.dynamicDarkColorScheme
+import androidx.compose.material3.dynamicLightColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.SideEffect
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.toArgb
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalView
+import androidx.core.view.WindowCompat
+
+private val DarkColorScheme = darkColorScheme(
+    primary = PrimaryDarkMode,
+    secondary = SecondaryDarkMode,
+    tertiary = TertiaryDarkMode,
+    background = BackgroundDark,
+    surface = SurfaceDark,
+    error = Error,
+    onPrimary = Color.White,
+    onSecondary = Color.White,
+    onTertiary = Color.White,
+    onBackground = Color(0xFFE0E0E0),
+    onSurface = Color(0xFFE0E0E0)
+)
+
+private val LightColorScheme = lightColorScheme(
+    primary = Primary,
+    secondary = Secondary,
+    tertiary = Tertiary,
+    background = Background,
+    surface = Surface,
+    error = Error,
+    onPrimary = Color.White,
+    onSecondary = Color.White,
+    onTertiary = Color.White,
+    onBackground = Color(0xFF1A1A1A),
+    onSurface = Color(0xFF1A1A1A),
+    primaryContainer = PrimaryLight,
+    secondaryContainer = SecondaryLight,
+    onPrimaryContainer = Color(0xFF1E1B4B),
+    onSecondaryContainer = Color(0xFF831843)
+)
+
+@Composable
+fun MotivameTheme(
+    darkTheme: Boolean = isSystemInDarkTheme(),
+    // Dynamic color is available on Android 12+
+    dynamicColor: Boolean = false, // Desactivado para usar nuestro tema personalizado
+    content: @Composable () -> Unit
+) {
+    val colorScheme = when {
+        dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+            val context = LocalContext.current
+            if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
+        }
+
+        darkTheme -> DarkColorScheme
+        else -> LightColorScheme
+    }
+
+    val view = LocalView.current
+    if (!view.isInEditMode) {
+        SideEffect {
+            val window = (view.context as Activity).window
+            WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = !darkTheme
+        }
+    }
+
+    MaterialTheme(
+        colorScheme = colorScheme,
+        typography = Typography,
+        content = content
+    )
+}

app/src/main/java/com/manalejandro/motivame/ui/theme/Type.kt

@@ -0,0 +1,34 @@
+package com.manalejandro.motivame.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+    bodyLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Normal,
+        fontSize = 16.sp,
+        lineHeight = 24.sp,
+        letterSpacing = 0.5.sp
+    )
+    /* Other default text styles to override
+    titleLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Normal,
+        fontSize = 22.sp,
+        lineHeight = 28.sp,
+        letterSpacing = 0.sp
+    ),
+    labelSmall = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Medium,
+        fontSize = 11.sp,
+        lineHeight = 16.sp,
+        letterSpacing = 0.5.sp
+    )
+    */
+)

app/src/main/java/com/manalejandro/motivame/ui/viewmodel/TaskViewModel.kt

@@ -0,0 +1,84 @@
+package com.manalejandro.motivame.ui.viewmodel
+
+import android.app.Application
+import androidx.lifecycle.AndroidViewModel
+import androidx.lifecycle.viewModelScope
+import com.manalejandro.motivame.data.Task
+import com.manalejandro.motivame.data.TaskRepository
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
+
+class TaskViewModel(application: Application) : AndroidViewModel(application) {
+
+    private val repository = TaskRepository(application)
+
+    private val _tasks = MutableStateFlow<List<Task>>(emptyList())
+    val tasks: StateFlow<List<Task>> = _tasks.asStateFlow()
+
+    private val _notificationEnabled = MutableStateFlow(true)
+    val notificationEnabled: StateFlow<Boolean> = _notificationEnabled.asStateFlow()
+
+    private val _soundEnabled = MutableStateFlow(true)
+    val soundEnabled: StateFlow<Boolean> = _soundEnabled.asStateFlow()
+
+    init {
+        loadTasks()
+        loadSettings()
+    }
+
+    private fun loadTasks() {
+        viewModelScope.launch {
+            repository.tasks.collect { taskList ->
+                _tasks.value = taskList
+            }
+        }
+    }
+
+    private fun loadSettings() {
+        viewModelScope.launch {
+            repository.notificationEnabled.collect { enabled ->
+                _notificationEnabled.value = enabled
+            }
+        }
+        viewModelScope.launch {
+            repository.soundEnabled.collect { enabled ->
+                _soundEnabled.value = enabled
+            }
+        }
+    }
+
+    fun addTask(task: Task) {
+        viewModelScope.launch {
+            repository.addTask(task)
+        }
+    }
+
+    fun updateTask(task: Task) {
+        viewModelScope.launch {
+            repository.updateTask(task)
+        }
+    }
+
+    fun deleteTask(taskId: String) {
+        viewModelScope.launch {
+            repository.deleteTask(taskId)
+        }
+    }
+
+    fun toggleNotifications(enabled: Boolean) {
+        viewModelScope.launch {
+            repository.setNotificationEnabled(enabled)
+            _notificationEnabled.value = enabled
+        }
+    }
+
+    fun toggleSound(enabled: Boolean) {
+        viewModelScope.launch {
+            repository.setSoundEnabled(enabled)
+            _soundEnabled.value = enabled
+        }
+    }
+}
+

app/src/main/java/com/manalejandro/motivame/worker/DailyReminderWorker.kt

@@ -0,0 +1,30 @@
+package com.manalejandro.motivame.worker
+
+import android.content.Context
+import androidx.work.CoroutineWorker
+import androidx.work.WorkerParameters
+import com.manalejandro.motivame.data.TaskRepository
+import com.manalejandro.motivame.notifications.NotificationHelper
+import kotlinx.coroutines.flow.first
+
+class DailyReminderWorker(
+    context: Context,
+    params: WorkerParameters
+) : CoroutineWorker(context, params) {
+
+    override suspend fun doWork(): Result {
+        val repository = TaskRepository(applicationContext)
+        val notificationHelper = NotificationHelper(applicationContext)
+
+        val tasks = repository.tasks.first()
+        val notificationEnabled = repository.notificationEnabled.first()
+        val soundEnabled = repository.soundEnabled.first()
+
+        if (notificationEnabled && tasks.isNotEmpty()) {
+            notificationHelper.sendMotivationalReminder(tasks, soundEnabled)
+        }
+
+        return Result.success()
+    }
+}
+

app/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,63 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="512"
+    android:viewportHeight="512">
+  <group android:scaleX="0.8"
+      android:scaleY="0.8"
+      android:translateX="51.2"
+      android:translateY="51.2">
+    <path
+        android:pathData="M144,32L368,32A112,112 0,0 1,480 144L480,368A112,112 0,0 1,368 480L144,480A112,112 0,0 1,32 368L32,144A112,112 0,0 1,144 32z">
+      <aapt:attr name="android:fillColor">
+        <gradient
+            android:startX="32"
+            android:startY="32"
+            android:endX="480"
+            android:endY="480"
+            android:type="linear">
+          <item android:offset="0" android:color="#FF6366F1"/>
+          <item android:offset="1" android:color="#FFEC4899"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+    <path
+        android:pathData="M256,256m-160,0a160,160 0,1 1,320 0a160,160 0,1 1,-320 0"
+        android:strokeWidth="16"
+        android:fillColor="#00000000">
+      <aapt:attr name="android:strokeColor">
+        <gradient
+            android:startX="96"
+            android:startY="96"
+            android:endX="416"
+            android:endY="416"
+            android:type="linear">
+          <item android:offset="0" android:color="#F2FFFFFF"/>
+          <item android:offset="1" android:color="#CCFFFFFF"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+    <path
+        android:pathData="M256,142L286,220L368,220L302,268L326,346L256,298L186,346L210,268L144,220L226,220Z">
+      <aapt:attr name="android:fillColor">
+        <gradient
+            android:startX="144"
+            android:startY="142"
+            android:endX="368"
+            android:endY="346"
+            android:type="linear">
+          <item android:offset="0" android:color="#F2FFFFFF"/>
+          <item android:offset="1" android:color="#CCFFFFFF"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+    <path
+        android:pathData="M210,270L242,302L312,230"
+        android:strokeLineJoin="round"
+        android:strokeWidth="18"
+        android:fillColor="#00000000"
+        android:strokeColor="#10B981"
+        android:strokeLineCap="round"/>
+  </group>
+</vector>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

app/src/main/res/values/colors.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="purple_200">#FFBB86FC</color>
+    <color name="purple_500">#FF6200EE</color>
+    <color name="purple_700">#FF3700B3</color>
+    <color name="teal_200">#FF03DAC5</color>
+    <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>

app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#7B62E2</color>
+</resources>

app/src/main/res/values/strings.xml

@@ -0,0 +1,5 @@
+<resources>
+    <string name="app_name">Motívame</string>
+    <string name="notification_channel_name">Recordatorios de Tareas</string>
+    <string name="notification_channel_description">Notificaciones para recordarte tus tareas pendientes</string>
+</resources>

app/src/main/res/values/themes.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Theme.Motivame" parent="android:Theme.Material.Light.NoActionBar" />
+</resources>

app/src/main/res/xml/backup_rules.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample backup rules file; uncomment and customize as necessary.
+   See https://developer.android.com/guide/topics/data/autobackup
+   for details.
+   Note: This file is ignored for devices older than API 31
+   See https://developer.android.com/about/versions/12/backup-restore
+-->
+<full-backup-content>
+    <!--
+   <include domain="sharedpref" path="."/>
+   <exclude domain="sharedpref" path="device.xml"/>
+-->
+</full-backup-content>

app/src/main/res/xml/data_extraction_rules.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample data extraction rules file; uncomment and customize as necessary.
+   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
+   for details.
+-->
+<data-extraction-rules>
+    <cloud-backup>
+        <!-- TODO: Use <include> and <exclude> to control what is backed up.
+        <include .../>
+        <exclude .../>
+        -->
+    </cloud-backup>
+    <!--
+    <device-transfer>
+        <include .../>
+        <exclude .../>
+    </device-transfer>
+    -->
+</data-extraction-rules>

app/src/test/java/com/manalejandro/motivame/ExampleUnitTest.kt

@@ -0,0 +1,17 @@
+package com.manalejandro.motivame
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+    @Test
+    fun addition_isCorrect() {
+        assertEquals(4, 2 + 2)
+    }
+}