diff --git a/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/SearchingScreen.kt b/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/SearchingScreen.kt index bf554b2..36ff7fe 100644 --- a/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/SearchingScreen.kt +++ b/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/SearchingScreen.kt @@ -1,20 +1,129 @@ package it.edu.cassandroferminervi.flowschool.screens -import androidx.compose.foundation.layout.Box -import androidx.compose.foundation.layout.fillMaxSize +import androidx.compose.foundation.ExperimentalFoundationApi +import androidx.compose.foundation.background +import androidx.compose.foundation.layout.Column +import androidx.compose.foundation.layout.fillMaxWidth +import androidx.compose.foundation.layout.padding +import androidx.compose.foundation.lazy.LazyColumn +import androidx.compose.foundation.lazy.items +import androidx.compose.material3.MaterialTheme import androidx.compose.material3.Text +import androidx.compose.material3.TextButton +import androidx.compose.material3.TextField import androidx.compose.runtime.Composable -import androidx.compose.ui.Alignment +import androidx.compose.runtime.getValue +import androidx.compose.runtime.mutableStateOf +import androidx.compose.runtime.remember +import androidx.compose.runtime.setValue import androidx.compose.ui.Modifier +import androidx.compose.ui.text.font.FontWeight +import androidx.compose.ui.unit.dp +import androidx.compose.ui.unit.sp +import com.ramcosta.composedestinations.TeacherScreenDestination import com.ramcosta.composedestinations.annotation.Destination +import com.ramcosta.composedestinations.navigation.DestinationsNavigator @Destination @Composable -fun SearchingScreen() { - Box ( - contentAlignment = Alignment.Center, - modifier = Modifier.fillMaxSize() - ) { - Text("Searching screen") +fun SearchingScreen(navigator: DestinationsNavigator) { + val teachers = listOf( + "Mario Rossi", + "Michele Verdi", + "Fabio Bianchi" + ).groupBy { + it.first() + }.toSortedMap() + .map { + Category( + it.key.toString(), + items = it.value + ) + } + var filter by remember { mutableStateOf("") } + + Column { + TextField( + value = filter, + onValueChange = { filter = it }, + label = { Text("Cerca") }, + singleLine = true, + modifier = Modifier + .fillMaxWidth() + .padding(16.dp) + ) + CategorizedLazyColumn( + categories = teachers, + navigator = navigator, + filter = filter + ) + } +} + +data class Category( + val name: String, + val items: List +) + +@Composable +private fun CategoryHeader( + text: String, + modifier: Modifier = Modifier +) { + Text( + text = text, + fontSize = 16.sp, + fontWeight = FontWeight.Bold, + modifier = modifier + .fillMaxWidth() + .background(MaterialTheme.colorScheme.primaryContainer) + .padding(16.dp) + ) +} + +@Composable +private fun CategoryItem( + text: String, + navigator: DestinationsNavigator, + modifier: Modifier = Modifier +) { + TextButton(onClick = { + navigator.navigate(TeacherScreenDestination("test")) + }) { + Text( + text = text, + fontSize = 14.sp, + modifier = modifier + .fillMaxWidth() + .background(MaterialTheme.colorScheme.background) + .padding(16.dp) + ) + } +} + +@OptIn(ExperimentalFoundationApi::class) +@Composable +private fun CategorizedLazyColumn( + categories: List, + navigator: DestinationsNavigator, + filter: String, + modifier: Modifier = Modifier +) { + LazyColumn(modifier) { + categories.forEach { category -> + if (category.items.any { + it.contains(filter, ignoreCase = true) + }) { + stickyHeader { + CategoryHeader(category.name) + } + } + + items(items = category.items.filter { + it.contains(filter, ignoreCase = true) + }) { text -> + CategoryItem(text, navigator) + } + } } } \ No newline at end of file diff --git a/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/TeacherScreen.kt b/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/TeacherScreen.kt new file mode 100644 index 0000000..3c0a14b --- /dev/null +++ b/app/src/main/java/it/edu/cassandroferminervi/flowschool/screens/TeacherScreen.kt @@ -0,0 +1,23 @@ +package it.edu.cassandroferminervi.flowschool.screens + +import androidx.compose.foundation.layout.Arrangement +import androidx.compose.foundation.layout.Column +import androidx.compose.foundation.layout.fillMaxSize +import androidx.compose.material3.Text +import androidx.compose.runtime.Composable +import androidx.compose.ui.Alignment +import androidx.compose.ui.Modifier +import com.ramcosta.composedestinations.annotation.Destination + +@Destination +@Composable +fun TeacherScreen(codice: String) { + Column( + horizontalAlignment = Alignment.CenterHorizontally, + verticalArrangement = Arrangement.Center, + modifier = Modifier.fillMaxSize() + ) { + Text("Codice prof: $codice") + Text("Presente: si") + } +} \ No newline at end of file