refactor: move Timer class out of TimerState interface

Author: devnatan

examples/paper/src/main/java/me/devnatan/inventoryframework/runtime/SamplePlugin.java

@@ -22,7 +22,7 @@ public void onEnable() {
                         new Failing(),
                         new SimplePagination(),
                         new AutoUpdate(),
-                        new AutoUpdateAdvanced())
+                        new TimerView())
                 .register();
 
         IFExampleCommandExecutor command = new IFExampleCommandExecutor(viewFrame);

examples/paper/src/main/java/me/devnatan/inventoryframework/runtime/view/AutoUpdateAdvanced.java

@@ -0,0 +1,47 @@
+package me.devnatan.inventoryframework.runtime.view;
+
+import me.devnatan.inventoryframework.View;
+import me.devnatan.inventoryframework.ViewConfigBuilder;
+import me.devnatan.inventoryframework.context.Context;
+import me.devnatan.inventoryframework.context.RenderContext;
+import me.devnatan.inventoryframework.state.MutableIntState;
+import me.devnatan.inventoryframework.state.timer.Timer;
+import me.devnatan.inventoryframework.state.timer.TimerState;
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+
+public class TimerView extends View {
+
+    private final MutableIntState countState = mutableState(0);
+    private final TimerState timerState = timerState(10);
+
+    @Override
+    public void onInit(@NotNull ViewConfigBuilder config) {
+        config.cancelOnClick().title("Timer (?)").scheduleUpdate(timerState);
+    }
+
+    @Override
+    public void onFirstRender(@NotNull RenderContext render) {
+		// Item to pause/unpause
+        render.slot(1, new ItemStack(Material.CLOCK)).onClick(click -> {
+            final Timer timer = timerState.get(click);
+            timer.pause();
+        });
+
+		// Tracking item that reacts to timer state
+		render.slot(2, new ItemStack(Material.REDSTONE))
+			.updateOnStateChange(timerState)
+			.onClick(click -> {
+				final Timer timer = timerState.get(click);
+				timer.pause();
+			});
+    }
+
+    @Override
+    public void onUpdate(@NotNull Context update) {
+        final int count = countState.increment(update);
+        final String pause = timerState.get(update).isPaused() ? "paused" : "running";
+        update.updateTitleForPlayer(String.format("Timer (%d) [%b]", count, pause));
+    }
+}

examples/paper/src/main/java/me/devnatan/inventoryframework/runtime/view/TimerView.java

@@ -8,7 +8,7 @@
 import java.util.Set;
 import java.util.stream.Collectors;
 import me.devnatan.inventoryframework.exception.InvalidLayoutException;
-import me.devnatan.inventoryframework.state.TimerState;
+import me.devnatan.inventoryframework.state.timer.TimerState;
 import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
 

inventory-framework-api/src/main/java/me/devnatan/inventoryframework/ViewConfigBuilder.java

@@ -17,7 +17,7 @@
 import me.devnatan.inventoryframework.context.IFSlotClickContext;
 import me.devnatan.inventoryframework.context.IFSlotRenderContext;
 import me.devnatan.inventoryframework.logging.Logger;
-import me.devnatan.inventoryframework.state.TimerState;
+import me.devnatan.inventoryframework.state.timer.TimerState;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 

inventory-framework-api/src/main/java/me/devnatan/inventoryframework/internal/ElementFactory.java

@@ -11,6 +11,7 @@
 import me.devnatan.inventoryframework.component.PaginationValueConsumer;
 import me.devnatan.inventoryframework.context.IFContext;
 import me.devnatan.inventoryframework.context.IFOpenContext;
+import me.devnatan.inventoryframework.state.timer.TimerState;
 import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
 
@@ -184,7 +185,7 @@ public interface StateAccess<
      * @return A new unmodifiable timer state.
      */
     @ApiStatus.Experimental
-    TimerState timerState(long intervalInTicks);
+	TimerState timerState(long intervalInTicks);
 
     /**
      * Creates a new immutable pagination with static data source.

inventory-framework-api/src/main/java/me/devnatan/inventoryframework/state/StateAccess.java

@@ -0,0 +1,12 @@
+package me.devnatan.inventoryframework.state.timer;
+
+public interface Timer {
+
+	long initialInterval();
+
+	long currentInterval();
+
+	boolean isPaused();
+
+	boolean pause();
+}

inventory-framework-api/src/main/java/me/devnatan/inventoryframework/state/TimerState.java

@@ -0,0 +1,6 @@
+package me.devnatan.inventoryframework.state.timer;
+
+import me.devnatan.inventoryframework.state.State;
+
+public interface TimerState extends State<Timer> {
+}

inventory-framework-api/src/main/java/me/devnatan/inventoryframework/state/timer/Timer.java

@@ -1,5 +1,6 @@
 package me.devnatan.inventoryframework.state
 
+import me.devnatan.inventoryframework.state.timer.TimerState
 import kotlin.time.Duration
 
 public fun StateAccess<*, *>.timerState(interval: Duration): TimerState = timerState(interval.inWholeSeconds / 20)