implement npc trade interface

12 years ago · 9c038e2f39
parent 92bd1aba54
commit 9c038e2f39
6 changed files with 585 additions and 0 deletions
--- a/modules/game/game.otmod
+++ b/modules/game/game.otmod
@ -22,6 +22,7 @@ Module
    - game_battle
    - game_minimap
    - game_hotkeys
+    - game_npctrade

  @onLoad: |
    importStyle 'styles/items.otui'
--- a/modules/game_npctrade/callbacks.txt
+++ b/modules/game_npctrade/callbacks.txt
@ -0,0 +1,13 @@
+void processOpenNpcTrade(const std::vector<std::tuple<ItemPtr, std::string, int, int, int>>& items);
+    void processPlayerGoods(int money, const std::vector<std::tuple<ItemPtr, int>>& goods);
+    void processCloseNpcTrade();
+
+g_lua.callGlobalField("g_game", "onOpenNpcTrade", items);
+    g_lua.callGlobalField("g_game", "onPlayerGoods", goods);
+    g_lua.callGlobalField("g_game", "onCloseNpcTrade");
+
+ // npc trade related
+    void inspectNpcTrade(const ItemPtr& item);
+    void buyItem(const ItemPtr& item, int amount, bool ignoreCapacity, bool buyWithBackpack);
+    void sellItem(const ItemPtr& item, int amount, bool ignoreEquipped);
+    void closeNpcTrade();
--- a/modules/game_npctrade/npctrade.lua
+++ b/modules/game_npctrade/npctrade.lua
@ -0,0 +1,316 @@
+NPCTrade = {}
+
+local npcWindow
+local itemsPanel
+local radioTabs
+local radioItems
+local buyTab
+local sellTab
+local searchText
+local setupPanel
+local quantity
+local quantityScroll
+local nameLabel
+local priceLabel
+local moneyGoods
+local moneyLabel
+local weightLabel
+local capacityLabel
+local offerSelected
+local setupButton
+local cacheItems
+local cacheGoods
+
+local buyWithBackpack = false
+local ignoreCapacity = false
+local ignoreEquipped = true
+
+-- public functions
+function NPCTrade.init()
+  cacheItems = {}
+  cacheGoods = {}
+  
+  npcWindow = displayUI('npctrade.otui')
+  npcWindow:setVisible(false)
+  
+  itemsPanel = npcWindow:recursiveGetChildById('itemsPanel')
+  buyTab = npcWindow:getChildById('buyTab')
+  sellTab = npcWindow:getChildById('sellTab')
+  searchText = npcWindow:getChildById('searchText')
+  
+  setupPanel = npcWindow:recursiveGetChildById('setupPanel')
+  quantityLabel = setupPanel:getChildById('quantity')
+  quantityScroll = setupPanel:getChildById('quantityScroll')
+  nameLabel = setupPanel:getChildById('name')
+  priceLabel = setupPanel:getChildById('price')
+  moneyLabel = setupPanel:getChildById('money')
+  weightLabel = setupPanel:getChildById('weight')
+  capacityLabel = setupPanel:getChildById('capacity')
+  setupButton = setupPanel:getChildById('setupButton')
+  
+  radioTabs = RadioGroup.create()
+  radioTabs:addWidget(buyTab)
+  radioTabs:addWidget(sellTab)
+  radioTabs:selectWidget(buyTab)
+  
+  connect(g_game, { onOpenNpcTrade = NPCTrade.onOpenNpcTrade,
+                    onPlayerGoods = NPCTrade.onPlayerGoods,
+                    onCloseNpcTrade = NPCTrade.onCloseNpcTrade } )
+end
+
+function NPCTrade.terminate()
+  radioTabs:destroy()
+  radioTabs = nil
+  npcWindow:destroy()
+  npcWindow = nil
+  itemsPanel = nil
+  buyButton = nil
+  sellButton = nil
+  searchText = nil
+  
+  setupPanel = nil
+  quantityLabel = nil
+  quantityScroll = nil
+  nameLabel = nil
+  priceLabel = nil
+  moneyLabel = nil
+  weightLabel = nil
+  capacityLabel = nil
+  offerSelected = nil
+  setupButton = nil
+  
+  cacheItems = nil
+  cacheGoods = nil
+  
+  disconnect(g_game, {  onOpenNpcTrade = NPCTrade.onOpenNpcTrade,
+                        onPlayerGoods = NPCTrade.onPlayerGoods,
+                        onCloseNpcTrade = NPCTrade.onCloseNpcTrade } )
+end
+
+-- private functions
+function NPCTrade.show()
+  if g_game.isOnline() then
+    npcWindow:show()
+    npcWindow:raise()
+  end
+end
+
+function NPCTrade.hide()
+  npcWindow:hide()
+end
+
+function NPCTrade.setList(widget, checked)
+  setupButton:setText(widget:getText())
+  widget:setOn(checked)
+  NPCTrade.createItemsOnPanel()
+  
+  NPCTrade.resetSetup()
+  NPCTrade.refreshItemsPanel()
+end
+
+function NPCTrade.resetSetup()
+  nameLabel:clearText()
+  weightLabel:clearText()
+  priceLabel:clearText()
+  searchText:clearText()
+  if offerSelected then
+    radioItems.selectedWidget:setChecked(false)
+    offerSelected = nil
+  end
+  setupPanel:disable()
+end
+
+function NPCTrade.updateSetup()
+  if offerSelected then
+    if radioItems.selectedWidget:isEnabled() then
+      if setupButton:getText() == 'Buy' then
+        quantityScroll:setMaximum(math.max(0, math.min(100, math.floor(moneyGoods/NPCTrade.getOfferPrice(offerSelected)))))
+      else    
+        quantityScroll:setMaximum(math.max(0, math.min(100, cacheGoods[offerSelected[1]:getId()])))
+      end 
+    else
+      NPCTrade.resetSetup()
+    end
+  end
+end
+
+function NPCTrade.getOfferPrice(offer)
+  if setupButton:getText() == 'Buy' then
+    local price = offer[4]
+    if buyWithBackpack then
+      if offer[1]:isStackable() then
+        return price*quantityScroll:getValue() + 20;
+      else
+        return price*quantityScroll:getValue() + math.ceil(quantityScroll:getValue()/20)*20
+      end
+    else
+      return price*quantityScroll:getValue()
+    end
+  else
+    return offer[5]*quantityScroll:getValue()
+  end
+end
+
+function NPCTrade.setItem(widget)
+  offerSelected = widget.offer
+
+  local offer = widget.offer
+  local price = NPCTrade.getOfferPrice(widget.offer)
+  local freeCapacity = g_game.getLocalPlayer():getFreeCapacity()
+  nameLabel:setText(offer[2])
+  weightLabel:setText(string.format("%.2f", offer[3]/100) .. " oz")
+  priceLabel:setText(price .. " gold")
+  capacityLabel:setText(string.format("%.2f", freeCapacity) .. " oz")
+  
+  quantityLabel:setText(1)
+  quantityScroll:setValue(1)
+  NPCTrade.updateSetup()  
+  
+  setupPanel:enable()
+end
+
+function NPCTrade.setQuantity(quantity)
+  if quantityLabel and offerSelected then
+    local price = NPCTrade.getOfferPrice(offerSelected)
+    quantityLabel:setText(quantity)
+    weightLabel:setText(string.format("%.2f", offerSelected[3]*quantity/100) .. " oz") 
+    priceLabel:setText(price .. " gold")
+  end
+end
+
+function NPCTrade.setupButton()
+  if setupButton:getText() == 'Buy' then
+    g_game.buyItem(offerSelected[1], quantityScroll:getValue(), buyWithBackpack, ignoreCapacity)
+  else
+    g_game.sellItem(offerSelected[1], quantityScroll:getValue(), ignoreEquipped)
+  end
+end
+
+function NPCTrade.onOpenNpcTrade(items)
+  -- items[item] = item
+  -- item[1] = ItemPtr
+  -- item[2] = name
+  -- item[3] = weight
+  -- item[4] = buyPrice
+  -- item[5] = sellPrice
+
+  cacheItems = items
+  
+  NPCTrade.createItemsOnPanel()
+  
+  NPCTrade.show()
+end
+
+function NPCTrade.swithBuyWithBackpack()
+  buyWithBackpack = not buyWithBackpack 
+  if offerSelected then
+    priceLabel:setText(NPCTrade.getOfferPrice(offerSelected) .. " gold")
+  end
+  return true
+end
+
+function NPCTrade.itemPopup(self, mousePosition, mouseButton)
+  if mouseButton == MouseRightButton then
+    local menu = createWidget('PopupMenu')
+    menu:addOption('Look', function() return g_game.inspectNpcTrade(self.offer[1]) end)
+    menu:addSeparator()
+    if setupButton:getText() == 'Buy' then
+      menu:addOption((buyWithBackpack and 'Buy no backpack' or 'Buy with backpack'), NPCTrade.swithBuyWithBackpack)
+      menu:addOption((ignoreCapacity and 'Consider capacity' or 'Ignore capacity'), function() ignoreCapacity = not ignoreCapacity return true end)
+    else
+      menu:addOption((ignoreEquipped and 'Consider equipped' or 'Ignore equipped'), function() ignoreEquipped = not ignoreEquipped return true end)
+    end
+    menu:display(mousePosition)
+  end
+end
+
+function NPCTrade.createItemsOnPanel()
+  NPCTrade.resetSetup()
+  
+  offerSelected = nil
+  itemsPanel:destroyChildren()
+  
+  radioItems = RadioGroup.create()
+  
+  for i, v in pairs(cacheItems) do
+    local price = NPCTrade.getOfferPrice(v)
+    if price >= 0 then
+      local itemBox = createWidget('NPCItemBox', itemsPanel)
+      itemBox.offer = v
+      itemBox:getChildById('item'):setItem(v[1])
+      itemBox:getChildById('nameLabel'):setText(v[2])
+      itemBox:getChildById('weightLabel'):setText(string.format("%.2f", v[3]/100) .. " oz")
+      itemBox:getChildById('priceLabel'):setText(price .. " gold")      
+      
+      itemBox.onMouseRelease = NPCTrade.itemPopup
+      itemBox:getChildById('item').onMouseRelease = function (self, mousePosition, mouseButton) NPCTrade.itemPopup(itemBox, mousePosition, mouseButton) end
+      
+      radioItems:addWidget(itemBox)
+    end
+  end
+end
+
+function NPCTrade.searchFilter(filter)
+  local items = itemsPanel:getChildCount()
+  for i = 1, items do
+    local itemWidget = itemsPanel:getChildByIndex(i)
+    if filter ~= "" then
+      if string.find(itemWidget.offer[2], filter) then
+        itemWidget:show()
+      else
+        itemWidget:hide()
+      end
+    else
+      itemWidget:show()
+    end
+  end
+end
+
+function NPCTrade.refreshItemsPanel()  
+  if setupButton:getText() == 'Buy' then
+    local items = itemsPanel:getChildCount()
+    for i = 1, items do
+      local itemWidget = itemsPanel:getChildByIndex(i)
+      if moneyGoods < NPCTrade.getOfferPrice(itemWidget.offer) then
+        itemWidget:disable()
+      else
+        itemWidget:enable()
+      end
+    end
+  else
+    local items = itemsPanel:getChildCount()
+    for i = 1, items do
+      local itemWidget = itemsPanel:getChildByIndex(i)
+      if cacheGoods[itemWidget.offer[1]:getId()] then
+        itemWidget:enable()
+      else
+        itemWidget:disable()
+      end
+    end
+  end
+end
+
+function NPCTrade.onPlayerGoods(money, goods)
+  moneyGoods = money
+  
+  moneyLabel:setText(money .. " gold")
+  local freeCapacity = g_game.getLocalPlayer():getFreeCapacity()
+  capacityLabel:setText(string.format("%.2f", freeCapacity) .. " oz")
+  
+  cacheGoods = {}
+  for i,v in pairs(goods) do
+    cacheGoods[v[1]:getId()] = v[2]
+  end
+  
+  NPCTrade.refreshItemsPanel()
+  NPCTrade.updateSetup()
+end
+
+function NPCTrade.onCloseNpcTrade()
+  NPCTrade.hide()
+end
+
+-- void inspectNpcTrade(const ItemPtr& item);
+-- void buyItem(const ItemPtr& item, int amount, bool ignoreCapacity, bool buyWithBackpack);
+-- void sellItem(const ItemPtr& item, int amount, bool ignoreEquipped);
+-- void closeNpcTrade();
--- a/modules/game_npctrade/npctrade.otmod
+++ b/modules/game_npctrade/npctrade.otmod
@ -0,0 +1,15 @@
+Module
+  name: game_npctrade
+  description: NPC trade interface
+  author: OTClient team
+  website: https://github.com/edubart/otclient
+
+  dependencies:
+    - game
+
+  @onLoad: |
+    dofile 'npctrade'
+    NPCTrade.init()
+
+  @onUnload: |
+    NPCTrade.terminate()
--- a/modules/game_npctrade/npctrade.otui
+++ b/modules/game_npctrade/npctrade.otui
@ -0,0 +1,237 @@
+NPCOfferLabel < Label
+  anchors.left: prev.right
+  anchors.top: prev.top
+  margin-left: 5
+  text-auto-resize: true
+
+NPCPanel < ScrollablePanel
+  image-source: /core_styles/styles/images/panel_flat.png
+  image-border: 1
+  
+NPCItemBox < UICheckBox  
+  border-width: 1
+  border-color: #000000 
+  @onCheckChange: NPCTrade.setItem(self)
+  
+  Item
+    id: item
+    phantom: true
+    anchors.top: parent.top
+    anchors.horizontalCenter: parent.horizontalCenter
+    margin-top: 2
+    
+  Label
+    id: nameLabel
+    phantom: true
+    text: cavalo
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: parent.horizontalCenter
+    text-auto-resize: true
+    margin-top: 5
+    
+  Label
+    id: weightLabel
+    phantom: true
+    text: 8.00 oz
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: parent.horizontalCenter
+    text-auto-resize: true
+    margin-top: 5
+    
+  Label
+    id: priceLabel
+    phantom: true
+    text: 200 gold
+    anchors.top: prev.bottom
+    anchors.horizontalCenter: parent.horizontalCenter
+    text-auto-resize: true
+    margin-top: 5
+
+  $checked:    
+    border-color: #FFFFFF 
+    
+  $hover !checked:
+    border-color: #AAAAAA  
+
+MainWindow
+  id: npcWindow
+  text: NPC Trade
+  size: 550 550
+
+  @onEscape: NPCTrade.hide()
+
+  TabButton
+    id: buyTab
+    tooltip: List of items that you're able to buy
+    text: Buy
+    anchors.left: parent.left
+    anchors.right: parent.horizontalCenter
+    anchors.top: parent.top
+    margin-right: 5
+    margin-top: 5
+    @onCheckChange: NPCTrade.setList(self, self:isChecked())
+
+  TabButton
+    id: sellTab
+    tooltip: List of items that you're able to sell
+    text: Sell
+    anchors.left: parent.horizontalCenter
+    anchors.right: parent.right
+    anchors.top: parent.top
+    margin-left: 5
+    margin-top: 5
+    @onCheckChange: NPCTrade.setList(self, self:isChecked())
+    
+  Label
+    id: searchLabel
+    text: Search:
+    anchors.left: parent.left
+    anchors.top: prev.bottom
+    text-auto-resize: true
+    margin-top: 5
+    margin-left: 2
+    
+  TextEdit
+    id: searchText
+    width: 200
+    anchors.left: prev.right
+    anchors.top: prev.top
+    margin-left: 5
+    @onTextChange: NPCTrade.searchFilter(self:getText())    
+    
+  NPCPanel
+    height: 250
+    anchors.left: parent.left
+    anchors.right: parent.right
+    anchors.top: prev.bottom
+    margin-top: 5 
+      
+    VerticalScrollBar
+      id: itemsPanelListScrollBar
+      anchors.top: parent.top
+      anchors.bottom: parent.bottom
+      anchors.right: parent.right
+      step: 14
+      pixels-scroll: true
+      
+    NPCPanel
+      id: itemsPanel
+      height: 250
+      anchors.left: parent.left
+      anchors.right: prev.left
+      anchors.top: parent.top
+      anchors.bottom: parent.bottom
+      vertical-scrollbar: itemsPanelListScrollBar
+      layout:
+        type: grid
+        cell-size: 160 90
+        flow: true
+        auto-spacing: true   
+  
+  FlatPanel
+    id: setupPanel
+    height: 150
+    enabled: false
+    anchors.left: parent.left
+    anchors.right: parent.right
+    anchors.top: prev.bottom
+    margin-top: 5
+  
+    Label
+      id: quantityLabel
+      text: Quantity
+      anchors.left: parent.left
+      anchors.top: parent.top
+      text-auto-resize: true
+      margin-top: 5
+      margin-left: 2
+
+    NPCOfferLabel
+      id: quantity
+  
+    HorizontalScrollBar
+      id: quantityScroll
+      anchors.left: parent.left
+      anchors.right: parent.right
+      anchors.top: prev.bottom
+      margin-top: 2
+      minimum: 1
+      maximum: 100
+      value: 1
+      step: 1
+      @onValueChange: NPCTrade.setQuantity(self:getValue())
+
+    Label
+      id: nameLabel
+      text: Name
+      anchors.left: parent.left
+      anchors.top: prev.bottom
+      text-auto-resize: true
+      margin-top: 5
+      margin-left: 2
+      
+    NPCOfferLabel
+      id: name
+
+    Label
+      id: priceLabel
+      text: Price
+      anchors.left: parent.left
+      anchors.top: prev.bottom
+      text-auto-resize: true
+      margin-top: 5
+      margin-left: 2
+      
+    NPCOfferLabel
+      id: price
+      
+    Label
+      id: moneyLabel
+      text: Money
+      anchors.left: parent.left
+      anchors.top: prev.bottom
+      text-auto-resize: true
+      margin-top: 5
+      margin-left: 2   
+      
+    NPCOfferLabel
+      id: money
+      
+    Label
+      id: weightLabel
+      text: Weight
+      anchors.left: parent.left
+      anchors.top: prev.bottom
+      text-auto-resize: true
+      margin-top: 5
+      margin-left: 2
+      
+    NPCOfferLabel
+      id: weight
+  
+    Label
+      id: capacityLabel
+      text: Capacity
+      anchors.left: parent.left
+      anchors.top: prev.bottom
+      text-auto-resize: true
+      margin-top: 5
+      margin-left: 2
+      
+    NPCOfferLabel
+      id: capacity
+      
+    Button
+      id: setupButton
+      text: Buy
+      width: 64
+      anchors.horizontalCenter: parent.horizontalCenter
+      anchors.top: prev.bottom
+      @onClick: NPCTrade.setupButton()
+  
+  Button
+    text: Close
+    width: 64
+    anchors.right: parent.right
+    anchors.bottom: parent.bottom
+    @onClick: NPCTrade.hide()
--- a/src/otclient/luafunctions.cpp
+++ b/src/otclient/luafunctions.cpp
@ -243,6 +243,9 @@ void OTClient::registerLuaFunctions()
    g_lua.registerClass<Item, Thing>();
    g_lua.bindClassStaticFunction<Item>("create", &Item::create);
    g_lua.bindClassMemberFunction<Item>("getCount", &Item::getCount);
+    g_lua.bindClassMemberFunction<Item>("getId", &Item::getId);
+    g_lua.bindClassMemberFunction<Item>("isStackable", &Item::isStackable);
+

    g_lua.registerClass<Effect, Thing>();
    g_lua.registerClass<Missile, Thing>();