Start of page system

src/main/java/xyz/alexcrea/cuanvil/gui/config/openable/EnchantConflictGui.java

@@ -4,16 +4,27 @@ import com.github.stefvanschie.inventoryframework.gui.GuiItem;
 import com.github.stefvanschie.inventoryframework.gui.type.ChestGui;
 import com.github.stefvanschie.inventoryframework.pane.Orientable;
 import com.github.stefvanschie.inventoryframework.pane.OutlinePane;
+import com.github.stefvanschie.inventoryframework.pane.Pane;
+import com.github.stefvanschie.inventoryframework.pane.PatternPane;
+import com.github.stefvanschie.inventoryframework.pane.util.Pattern;
 import io.delilaheve.CustomAnvil;
 import org.bukkit.Material;
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.event.inventory.InventoryClickEvent;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.jetbrains.annotations.NotNull;
 import xyz.alexcrea.cuanvil.config.ConfigHolder;
 import xyz.alexcrea.cuanvil.group.EnchantConflictGroup;
+import xyz.alexcrea.cuanvil.gui.MainConfigGui;
 import xyz.alexcrea.cuanvil.gui.config.settings.subsetting.EnchantConflictSubSettingGui;
 import xyz.alexcrea.cuanvil.gui.util.GuiGlobalActions;
+import xyz.alexcrea.cuanvil.gui.util.GuiGlobalItems;
 import xyz.alexcrea.cuanvil.gui.util.GuiSharedConstant;
 
+import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.UUID;
 
 public class EnchantConflictGui extends ChestGui {
 
@@ -30,20 +41,72 @@ public class EnchantConflictGui extends ChestGui {
     }
 
     private OutlinePane filledEnchant;
+    private ArrayList<OutlinePane> pages;
+    private HashMap<UUID, Integer> pageMap;
+    private PatternPane backgroundPane;
 
     private void init(){
         // Back item panel
-        addPane(GuiSharedConstant.BACK_TO_MAIN_MENU_BIG_LIST_DISPLAY_BACKGROUND_PANE);
+        Pattern pattern = new Pattern(
+                GuiSharedConstant.EMPTY_GUI_FULL_LINE,
+                GuiSharedConstant.EMPTY_GUI_FULL_LINE,
+                GuiSharedConstant.EMPTY_GUI_FULL_LINE,
+                GuiSharedConstant.EMPTY_GUI_FULL_LINE,
+                GuiSharedConstant.EMPTY_GUI_FULL_LINE,
+                "B11L1R11C"
+        );
+        backgroundPane = new PatternPane(0, 0, 9, 6, Pane.Priority.LOW, pattern);
+
+        GuiGlobalItems.addBackItem(backgroundPane, MainConfigGui.INSTANCE);
+
+        GuiGlobalItems.addBackgroundItem(backgroundPane);
+        backgroundPane.bindItem('1', GuiSharedConstant.SECONDARY_BACKGROUND_ITEM);
+        backgroundPane.bindItem('C', GuiSharedConstant.SECONDARY_BACKGROUND_ITEM);
+        addPane(backgroundPane);
+
+        // Page init
+        this.pages = new ArrayList<>();
+        this.pageMap = new HashMap<>();
 
         // enchant item panel
-        this.filledEnchant = new OutlinePane(0, 0, 9, 5);
+        this.filledEnchant = creatEmptyPage();
-        this.filledEnchant.align(OutlinePane.Alignment.BEGIN);
+        this.pages.add(this.filledEnchant);
-        this.filledEnchant.setOrientation(Orientable.Orientation.HORIZONTAL);
-        addPane(this.filledEnchant);
 
+        prepareOtherValues();
         reloadValues();
     }
 
+
+    private GuiItem goLeftItem;
+    private GuiItem goRightItem;
+    private void prepareOtherValues() {
+        //TODO item x2
+        this.goLeftItem = new GuiItem(new ItemStack(Material.PAPER), event -> {
+            UUID playerUUID = event.getWhoClicked().getUniqueId();
+            int page =this.pageMap.getOrDefault(event.getWhoClicked().getUniqueId(), 0);
+            this.pageMap.put(playerUUID, page-1);
+
+            show(event.getWhoClicked());
+        }, CustomAnvil.instance);
+
+        this.goRightItem = new GuiItem(new ItemStack(Material.PAPER), event -> {
+            UUID playerUUID = event.getWhoClicked().getUniqueId();
+            int page = pageMap.getOrDefault(event.getWhoClicked().getUniqueId(), 0);
+            this.pageMap.put(playerUUID, page+1);
+
+            show(event.getWhoClicked());
+        }, CustomAnvil.instance);
+
+    }
+
+    private OutlinePane creatEmptyPage(){
+        OutlinePane page = new OutlinePane(0, 0, 9, 5);
+        page.align(OutlinePane.Alignment.BEGIN);
+        page.setOrientation(Orientable.Orientation.HORIZONTAL);
+
+        return page;
+    }
+
     public void reloadValues(){
         this.conflictGuiMap.forEach((conflict, gui) -> gui.cleanUnused());
         this.conflictGuiMap.clear();
@@ -59,7 +122,11 @@ public class EnchantConflictGui extends ChestGui {
     public ItemStack createItemForConflict(EnchantConflictGroup conflict){
         ItemStack item = new ItemStack(Material.ENCHANTED_BOOK);
         //TODO item
+        ItemMeta meta = item.getItemMeta();
 
+        meta.setDisplayName(conflict.getName());
+
+        item.setItemMeta(meta);
         return item;
     }
 
@@ -99,4 +166,56 @@ public class EnchantConflictGui extends ChestGui {
         update();
     }
 
+    public int getPlayerPageID(UUID uuid){
+        int pageId = this.pageMap.getOrDefault(uuid, 0);
+        if(pageId >= this.pages.size()){
+            pageId = this.pages.size()-1;
+        }
+        return pageId;
+    }
+
+    public void placeArrow(int page){
+        // Place left arrow
+        if(page > 0){
+            this.backgroundPane.bindItem('R', this.goLeftItem);
+        }else{
+            this.backgroundPane.bindItem('L', GuiSharedConstant.SECONDARY_BACKGROUND_ITEM);
+        }
+
+        // Place right arrow
+        if(page < pages.size()){
+            this.backgroundPane.bindItem('R', this.goRightItem);
+        }else{
+            this.backgroundPane.bindItem('R', GuiSharedConstant.SECONDARY_BACKGROUND_ITEM);
+        }
+    }
+
+    @Override // assume will not be called in multiple thread
+    public void show(@NotNull HumanEntity humanEntity) {
+        int pageID = getPlayerPageID(humanEntity.getUniqueId());
+        OutlinePane page = this.pages.get(pageID);
+
+        // display the page arrow pane
+        placeArrow(pageID);
+
+        addPane(page);
+        super.show(humanEntity);
+        getPanes().remove(page);
+
+    }
+
+    @Override // assume will not be called in multiple thread
+    public void click(@NotNull InventoryClickEvent event) {
+        int pageID = getPlayerPageID(event.getWhoClicked().getUniqueId());
+        OutlinePane page = this.pages.get(pageID);
+
+        // set the page arrow pane
+        placeArrow(pageID);
+
+        // use the clicked page
+        addPane(page);
+        super.click(event);
+        getPanes().remove(page);
+    }
+
 }