feat: non-working implementation of layout saving

src/main/kotlin/xyz/atnrch/wrench/gui/WrenchScaffold.kt

@@ -7,10 +7,11 @@ import androidx.compose.material.rememberScaffoldState
 import androidx.compose.runtime.*
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.WindowState
+import xyz.atnrch.wrench.data.SnackBarDataHolder
 import xyz.atnrch.wrench.gui.filemanager.bottom.FloatingButton
 import xyz.atnrch.wrench.gui.filemanager.top.TopBar
-import xyz.atnrch.wrench.data.SnackBarDataHolder
 import xyz.atnrch.wrench.gui.style.UIColors
+import xyz.atnrch.wrench.json.JsonConfig
 import xyz.atnrch.wrench.watcher.Watcher
 import xyz.atnrch.wrench.watcher.WatcherEntry
 import xyz.atnrch.wrench.watcher.WatcherManager
@@ -26,6 +27,11 @@ fun WrenchScaffold(state: WindowState) {
     val watcherManager = remember { WatcherManager(entries) }
     val watcher = remember { Watcher(watcherManager, snackBarDataHolder) }
     val tabTitles = listOf("File Manager", "Servers")
+    val jsonConfig = JsonConfig {
+        it.forEach { entry ->
+            watcherManager.addFile(entry.file, entry.outputs)
+        }
+    }
 
     var currentClick by remember { mutableStateOf(-1) }
     var tabIndex by remember { mutableStateOf(0) }
@@ -37,7 +43,7 @@ fun WrenchScaffold(state: WindowState) {
     } else {
         Scaffold(
             scaffoldState = scaffoldState,
-            topBar = { TopBar() },
+            topBar = { TopBar(jsonConfig, tabIndex, entries.values) },
             floatingActionButton = { if (tabIndex == 0) FloatingButton(watcherManager) },
             isFloatingActionButtonDocked = true,
             backgroundColor = UIColors.PRIMARY,

src/main/kotlin/xyz/atnrch/wrench/gui/filemanager/top/TopBar.kt

@@ -14,9 +14,15 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.unit.dp
 import xyz.atnrch.wrench.gui.style.Fonts
 import xyz.atnrch.wrench.gui.style.UIColors
+import xyz.atnrch.wrench.json.JsonConfig
+import xyz.atnrch.wrench.watcher.WatcherEntry
 
 @Composable
-fun TopBar() {
+fun TopBar(
+    jsonConfig: JsonConfig,
+    tabIndex: Int,
+    values: MutableCollection<WatcherEntry>
+) {
     TopAppBar(
         backgroundColor = UIColors.DARK,
         contentColor = Color.White,
@@ -33,6 +39,11 @@ fun TopBar() {
                 text = "Wrench",
                 fontFamily = Fonts.JOST_MEDIUM
             )
+        },
+        actions = {
+            if (tabIndex == 0) {
+                TopBarButtons(jsonConfig, values)
+            }
         }
     )
 }

src/main/kotlin/xyz/atnrch/wrench/gui/filemanager/top/TopBarButtons.kt

@@ -0,0 +1,30 @@
+package xyz.atnrch.wrench.gui.filemanager.top
+
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.width
+import androidx.compose.material.Button
+import androidx.compose.material.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import xyz.atnrch.wrench.json.JsonConfig
+import xyz.atnrch.wrench.watcher.WatcherEntry
+
+@Composable
+fun TopBarButtons(
+    jsonConfig: JsonConfig,
+    values: MutableCollection<WatcherEntry>
+) {
+    Button(onClick = {
+        jsonConfig.writeLayout(values.toList())
+    }) {
+        Text("Save")
+    }
+    Spacer(Modifier.width(10.dp))
+    Button(onClick = {
+        jsonConfig.readLayout()
+    }) {
+        Text("Load")
+    }
+    Spacer(Modifier.width(10.dp))
+}

src/main/kotlin/xyz/atnrch/wrench/json/JsonConfig.kt

@@ -7,7 +7,9 @@ import java.io.File
 import java.io.FileReader
 import java.io.FileWriter
 
-class JsonConfig {
+class JsonConfig(
+    private val onWatcherEntriesUpdate: (List<WatcherEntry>) -> Unit
+) {
     private val gson: Gson = Gson().newBuilder().serializeNulls().setPrettyPrinting().create()
     private val file = File("layout.json")
     private val watcherEntryType = object : TypeToken<List<WatcherEntry>>() {}.type
@@ -17,6 +19,7 @@ class JsonConfig {
     }
 
     fun readLayout() {
-        gson.fromJson<List<WatcherEntry>>(FileReader(file), watcherEntryType)
+        val entries = gson.fromJson<List<WatcherEntry>>(FileReader(file), watcherEntryType)
+        onWatcherEntriesUpdate.invoke(entries)
     }
 }