Add: Base- & SwitchPref composables

src/main/kotlin/com/machiav3lli/fdroid/ui/compose/components/prefs/BasicPrefs.kt

@@ -0,0 +1,149 @@
+package com.machiav3lli.fdroid.ui.compose.components.prefs
+
+import androidx.annotation.StringRes
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.heightIn
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.requiredWidth
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Switch
+import androidx.compose.material3.Text
+import androidx.compose.material3.surfaceColorAtElevation
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.alpha
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.machiav3lli.fdroid.content.BooleanPrefsMeta
+import com.machiav3lli.fdroid.content.Preferences
+import com.machiav3lli.fdroid.ui.compose.utils.addIf
+
+@Composable
+fun BasePreference(
+    modifier: Modifier = Modifier,
+    @StringRes titleId: Int,
+    @StringRes summaryId: Int = -1,
+    summary: String? = null,
+    isEnabled: Boolean = true,
+    index: Int = 0,
+    groupSize: Int = 1,
+    startWidget: (@Composable () -> Unit)? = null,
+    endWidget: (@Composable () -> Unit)? = null,
+    bottomWidget: (@Composable () -> Unit)? = null,
+    onClick: (() -> Unit)? = null,
+) {
+    val base = index.toFloat() / groupSize
+    val rank = (index + 1f) / groupSize
+
+    Column(
+        modifier = Modifier
+            .clip(
+                RoundedCornerShape(
+                    topStart = if (base == 0f) 16.dp else 6.dp,
+                    topEnd = if (base == 0f) 16.dp else 6.dp,
+                    bottomStart = if (rank == 1f) 16.dp else 6.dp,
+                    bottomEnd = if (rank == 1f) 16.dp else 6.dp
+                )
+            )
+            .background(MaterialTheme.colorScheme.surfaceColorAtElevation((rank * 24).dp))
+            .heightIn(min = 64.dp)
+            .addIf(onClick != null) {
+                clickable(enabled = isEnabled, onClick = onClick!!)
+            }, verticalArrangement = Arrangement.Center
+    ) {
+        Row(
+            modifier = modifier
+                .fillMaxWidth()
+                .padding(horizontal = 8.dp, vertical = 12.dp),
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            startWidget?.let {
+                startWidget()
+                Spacer(modifier = Modifier.requiredWidth(8.dp))
+            }
+            Column(
+                modifier = Modifier
+                    .weight(1f)
+                    .addIf(!isEnabled) {
+                        alpha(0.3f)
+                    }
+            ) {
+                Text(
+                    text = stringResource(id = titleId),
+                    color = MaterialTheme.colorScheme.onSurface,
+                    style = MaterialTheme.typography.titleMedium,
+                    fontSize = 16.sp
+                )
+                if (summaryId != -1 || summary != null) {
+                    Text(
+                        text = summary ?: stringResource(id = summaryId),
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        style = MaterialTheme.typography.bodyMedium,
+                    )
+                }
+                bottomWidget?.let {
+                    Spacer(modifier = Modifier.requiredWidth(8.dp))
+                    bottomWidget()
+                }
+            }
+            endWidget?.let {
+                Spacer(modifier = Modifier.requiredWidth(8.dp))
+                endWidget()
+            }
+        }
+    }
+}
+
+@Composable
+fun SwitchPreference(
+    modifier: Modifier = Modifier,
+    prefKey: Preferences.Key<Boolean>,
+    index: Int = 0,
+    groupSize: Int = 1,
+    enabled: Boolean = true,
+    onCheckedChange: ((Boolean) -> Unit) = {},
+) {
+    val context = LocalContext.current
+    val (checked, check) = remember(Preferences[prefKey]) { mutableStateOf(Preferences[prefKey]) }
+
+    BasePreference(
+        modifier = modifier,
+        titleId = BooleanPrefsMeta[prefKey]?.first ?: -1,
+        summaryId = BooleanPrefsMeta[prefKey]?.second ?: -1,
+        index = index,
+        groupSize = groupSize,
+        isEnabled = enabled,
+        onClick = {
+            onCheckedChange(!checked)
+            Preferences[prefKey] = !checked
+            check(!checked)
+        },
+        endWidget = {
+            Switch(
+                modifier = Modifier
+                    .height(24.dp),
+                checked = checked,
+                onCheckedChange = {
+                    onCheckedChange(it)
+                    Preferences[prefKey] = it
+                    check(it)
+                },
+                enabled = enabled,
+            )
+        }
+    )
+}