allow restore uninstalled module

manager/app/src/main/java/me/weishu/kernelsu/ui/screen/Module.kt

@@ -37,6 +37,7 @@ import androidx.compose.material.icons.outlined.PlayArrow
 import androidx.compose.material.icons.outlined.Download
 import androidx.compose.material.icons.outlined.Delete
 import androidx.compose.material3.AlertDialog
+import androidx.compose.material.icons.outlined.Refresh
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.Checkbox
@@ -71,6 +72,7 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.rotate
 import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
@@ -104,6 +106,7 @@ import me.weishu.kernelsu.ui.util.LocalSnackbarHost
 import me.weishu.kernelsu.ui.util.download
 import me.weishu.kernelsu.ui.util.hasMagisk
 import me.weishu.kernelsu.ui.util.reboot
+import me.weishu.kernelsu.ui.util.restoreModule
 import me.weishu.kernelsu.ui.util.toggleModule
 import me.weishu.kernelsu.ui.util.uninstallModule
 import me.weishu.kernelsu.ui.util.getFileName
@@ -398,7 +401,9 @@ private fun ModuleList(
         }
     }
 
-    suspend fun onModuleUninstall(module: ModuleViewModel.ModuleInfo) {
+    suspend fun onModuleUninstallClicked(module: ModuleViewModel.ModuleInfo) {
+        val isUninstall = !module.remove
+        if (isUninstall) {
             val confirmResult = confirmDialog.awaitConfirm(
                 moduleStr,
                 content = moduleUninstallConfirm.format(module.name),
@@ -408,16 +413,22 @@ private fun ModuleList(
             if (confirmResult != ConfirmResult.Confirmed) {
                 return
             }
+        }
 
         val success = loadingDialog.withLoading {
             withContext(Dispatchers.IO) {
+                if (isUninstall) {
                     uninstallModule(module.dirId)
+                } else {
+                    restoreModule(module.dirId)
+                }
             }
         }
 
         if (success) {
             viewModel.fetchModuleList()
         }
+        if (!isUninstall) return
         val message = if (success) {
             successUninstall.format(module.name)
         } else {
@@ -484,8 +495,8 @@ private fun ModuleList(
                             navigator = navigator,
                             module = module,
                             updateUrl = updatedModule.first,
-                            onUninstall = {
-                                scope.launch { onModuleUninstall(module) }
+                            onUninstallClicked = {
+                                scope.launch { onModuleUninstallClicked(module) }
                             },
                             onCheckChanged = {
                                 scope.launch {
@@ -543,7 +554,7 @@ fun ModuleItem(
     navigator: DestinationsNavigator,
     module: ModuleViewModel.ModuleInfo,
     updateUrl: String,
-    onUninstall: (ModuleViewModel.ModuleInfo) -> Unit,
+    onUninstallClicked: (ModuleViewModel.ModuleInfo) -> Unit,
     onCheckChanged: (Boolean) -> Unit,
     onUpdate: (ModuleViewModel.ModuleInfo) -> Unit,
     onClick: (ModuleViewModel.ModuleInfo) -> Unit
@@ -731,21 +742,28 @@ fun ModuleItem(
 
                 FilledTonalButton(
                     modifier = Modifier.defaultMinSize(52.dp, 32.dp),
-                    enabled = !module.remove,
-                    onClick = { onUninstall(module) },
+                    onClick = { onUninstallClicked(module) },
                     contentPadding = ButtonDefaults.TextButtonContentPadding
                 ) {
+                    if (!module.remove) {
                         Icon(
                             modifier = Modifier.size(20.dp),
                             imageVector = Icons.Outlined.Delete,
-                        contentDescription = null
+                            contentDescription = null,
                         )
+                    } else {
+                        Icon(
+                            modifier = Modifier.size(20.dp).rotate(180f),
+                            imageVector = Icons.Outlined.Refresh,
+                            contentDescription = null,
+                        )
+                    }
                     if (!module.hasActionScript && !module.hasWebUi && updateUrl.isEmpty()) {
                         Text(
                             modifier = Modifier.padding(start = 7.dp),
                             fontFamily = MaterialTheme.typography.labelMedium.fontFamily,
                             fontSize = MaterialTheme.typography.labelMedium.fontSize,
-                            text = stringResource(R.string.uninstall)
+                            text = stringResource(if (!module.remove) R.string.uninstall else R.string.restore)
                         )
                     }
                 }

manager/app/src/main/java/me/weishu/kernelsu/ui/util/KsuCli.kt

@@ -147,6 +147,13 @@ fun uninstallModule(id: String): Boolean {
     return result
 }
 
+fun restoreModule(id: String): Boolean {
+    val cmd = "module restore $id"
+    val result = execKsud(cmd, true)
+    Log.i(TAG, "restore module $id result: $result")
+    return result
+}
+
 private fun flashWithIO(
     cmd: String,
     onStdout: (String) -> Unit,

manager/app/src/main/res/values-zh-rCN/strings.xml

@@ -24,6 +24,7 @@
     <string name="module_sort_action_first">排序（可执行优先）</string>
     <string name="module_sort_enabled_first">排序（已启用优先）</string>
     <string name="uninstall">卸载</string>
+    <string name="restore">还原</string>
     <string name="module_install">安装</string>
     <string name="install">安装</string>
     <string name="reboot">重启</string>

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

@@ -28,6 +28,7 @@
     <string name="module_sort_enabled_first">Sort (Enabled first)</string>
     <string name="confirm">Confirm</string>
     <string name="uninstall">Uninstall</string>
+    <string name="restore">Restore</string>
     <string name="module_install">Install</string>
     <string name="install">Install</string>
     <string name="reboot">Reboot</string>

userspace/ksud/src/cli.rs

@@ -204,6 +204,12 @@ enum Module {
         id: String,
     },
 
+    /// Restore module <id>
+    Restore {
+        /// module id
+        id: String,
+    },
+
     /// enable module <id>
     Enable {
         /// module id
@@ -303,6 +309,7 @@ pub fn run() -> Result<()> {
             match command {
                 Module::Install { zip } => module::install_module(&zip),
                 Module::Uninstall { id } => module::uninstall_module(&id),
+                Module::Restore { id } => module::restore_uninstall_module(&id),
                 Module::Enable { id } => module::enable_module(&id),
                 Module::Disable { id } => module::disable_module(&id),
                 Module::Action { id } => module::run_action(&id),

userspace/ksud/src/module.rs

@@ -394,6 +394,10 @@ pub fn uninstall_module(id: &str) -> Result<()> {
     mark_module_state(id, defs::REMOVE_FILE_NAME, true)
 }
 
+pub fn restore_uninstall_module(id: &str) -> Result<()> {
+    mark_module_state(id, defs::REMOVE_FILE_NAME, false)
+}
+
 pub fn run_action(id: &str) -> Result<()> {
     let action_script_path = format!("/data/adb/modules/{}/action.sh", id);
     exec_script(&action_script_path, true)
@@ -456,17 +460,12 @@ fn _list_modules(path: &str) -> Vec<HashMap<String, String>> {
                 module_prop_map.insert(k, v);
             });
 
+        let dir_id = entry.file_name().to_string_lossy().to_string();
+        module_prop_map.insert("dir_id".to_owned(), dir_id.clone());
+
         if !module_prop_map.contains_key("id") || module_prop_map["id"].is_empty() {
-            match entry.file_name().to_str() {
-                Some(id) => {
-                    info!("Use dir name as module id: {}", id);
-                    module_prop_map.insert("id".to_owned(), id.to_owned());
-                }
-                _ => {
-                    info!("Failed to get module id: {:?}", module_prop);
-                    continue;
-                }
-            }
+            info!("Use dir name as module id: {dir_id}");
+            module_prop_map.insert("id".to_owned(), dir_id.clone());
         }
 
         // Add enabled, update, remove flags