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implement npc trade interface
This commit is contained in:
AndreFaramir
316
modules/game_npctrade/npctrade.lua
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316
modules/game_npctrade/npctrade.lua
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NPCTrade = {}
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local npcWindow
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local itemsPanel
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local radioTabs
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local radioItems
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local buyTab
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local sellTab
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local searchText
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local setupPanel
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local quantity
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local quantityScroll
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local nameLabel
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local priceLabel
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local moneyGoods
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local moneyLabel
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local weightLabel
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local capacityLabel
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local offerSelected
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local setupButton
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local cacheItems
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local cacheGoods
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local buyWithBackpack = false
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local ignoreCapacity = false
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local ignoreEquipped = true
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-- public functions
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function NPCTrade.init()
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cacheItems = {}
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cacheGoods = {}
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npcWindow = displayUI('npctrade.otui')
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npcWindow:setVisible(false)
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itemsPanel = npcWindow:recursiveGetChildById('itemsPanel')
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buyTab = npcWindow:getChildById('buyTab')
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sellTab = npcWindow:getChildById('sellTab')
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searchText = npcWindow:getChildById('searchText')
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setupPanel = npcWindow:recursiveGetChildById('setupPanel')
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quantityLabel = setupPanel:getChildById('quantity')
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quantityScroll = setupPanel:getChildById('quantityScroll')
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nameLabel = setupPanel:getChildById('name')
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priceLabel = setupPanel:getChildById('price')
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moneyLabel = setupPanel:getChildById('money')
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weightLabel = setupPanel:getChildById('weight')
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capacityLabel = setupPanel:getChildById('capacity')
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setupButton = setupPanel:getChildById('setupButton')
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radioTabs = RadioGroup.create()
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radioTabs:addWidget(buyTab)
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radioTabs:addWidget(sellTab)
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radioTabs:selectWidget(buyTab)
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connect(g_game, { onOpenNpcTrade = NPCTrade.onOpenNpcTrade,
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onPlayerGoods = NPCTrade.onPlayerGoods,
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onCloseNpcTrade = NPCTrade.onCloseNpcTrade } )
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end
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function NPCTrade.terminate()
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radioTabs:destroy()
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radioTabs = nil
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npcWindow:destroy()
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npcWindow = nil
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itemsPanel = nil
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buyButton = nil
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sellButton = nil
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searchText = nil
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setupPanel = nil
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quantityLabel = nil
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quantityScroll = nil
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nameLabel = nil
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priceLabel = nil
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moneyLabel = nil
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weightLabel = nil
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capacityLabel = nil
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offerSelected = nil
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setupButton = nil
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cacheItems = nil
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cacheGoods = nil
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disconnect(g_game, { onOpenNpcTrade = NPCTrade.onOpenNpcTrade,
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onPlayerGoods = NPCTrade.onPlayerGoods,
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onCloseNpcTrade = NPCTrade.onCloseNpcTrade } )
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end
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-- private functions
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function NPCTrade.show()
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if g_game.isOnline() then
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npcWindow:show()
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npcWindow:raise()
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end
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end
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function NPCTrade.hide()
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npcWindow:hide()
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end
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function NPCTrade.setList(widget, checked)
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setupButton:setText(widget:getText())
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widget:setOn(checked)
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NPCTrade.createItemsOnPanel()
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NPCTrade.resetSetup()
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NPCTrade.refreshItemsPanel()
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end
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function NPCTrade.resetSetup()
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nameLabel:clearText()
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weightLabel:clearText()
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priceLabel:clearText()
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searchText:clearText()
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if offerSelected then
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radioItems.selectedWidget:setChecked(false)
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offerSelected = nil
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end
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setupPanel:disable()
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end
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function NPCTrade.updateSetup()
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if offerSelected then
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if radioItems.selectedWidget:isEnabled() then
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if setupButton:getText() == 'Buy' then
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quantityScroll:setMaximum(math.max(0, math.min(100, math.floor(moneyGoods/NPCTrade.getOfferPrice(offerSelected)))))
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else
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quantityScroll:setMaximum(math.max(0, math.min(100, cacheGoods[offerSelected[1]:getId()])))
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end
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else
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NPCTrade.resetSetup()
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end
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end
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end
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function NPCTrade.getOfferPrice(offer)
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if setupButton:getText() == 'Buy' then
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local price = offer[4]
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if buyWithBackpack then
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if offer[1]:isStackable() then
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return price*quantityScroll:getValue() + 20;
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else
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return price*quantityScroll:getValue() + math.ceil(quantityScroll:getValue()/20)*20
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end
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else
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return price*quantityScroll:getValue()
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end
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else
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return offer[5]*quantityScroll:getValue()
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end
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end
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function NPCTrade.setItem(widget)
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offerSelected = widget.offer
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local offer = widget.offer
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local price = NPCTrade.getOfferPrice(widget.offer)
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local freeCapacity = g_game.getLocalPlayer():getFreeCapacity()
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nameLabel:setText(offer[2])
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weightLabel:setText(string.format("%.2f", offer[3]/100) .. " oz")
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priceLabel:setText(price .. " gold")
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capacityLabel:setText(string.format("%.2f", freeCapacity) .. " oz")
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quantityLabel:setText(1)
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quantityScroll:setValue(1)
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NPCTrade.updateSetup()
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setupPanel:enable()
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end
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function NPCTrade.setQuantity(quantity)
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if quantityLabel and offerSelected then
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local price = NPCTrade.getOfferPrice(offerSelected)
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quantityLabel:setText(quantity)
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weightLabel:setText(string.format("%.2f", offerSelected[3]*quantity/100) .. " oz")
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priceLabel:setText(price .. " gold")
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end
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end
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function NPCTrade.setupButton()
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if setupButton:getText() == 'Buy' then
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g_game.buyItem(offerSelected[1], quantityScroll:getValue(), buyWithBackpack, ignoreCapacity)
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else
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g_game.sellItem(offerSelected[1], quantityScroll:getValue(), ignoreEquipped)
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end
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end
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function NPCTrade.onOpenNpcTrade(items)
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-- items[item] = item
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-- item[1] = ItemPtr
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-- item[2] = name
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-- item[3] = weight
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-- item[4] = buyPrice
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-- item[5] = sellPrice
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cacheItems = items
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NPCTrade.createItemsOnPanel()
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NPCTrade.show()
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end
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function NPCTrade.swithBuyWithBackpack()
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buyWithBackpack = not buyWithBackpack
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if offerSelected then
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priceLabel:setText(NPCTrade.getOfferPrice(offerSelected) .. " gold")
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end
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return true
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end
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function NPCTrade.itemPopup(self, mousePosition, mouseButton)
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if mouseButton == MouseRightButton then
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local menu = createWidget('PopupMenu')
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menu:addOption('Look', function() return g_game.inspectNpcTrade(self.offer[1]) end)
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menu:addSeparator()
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if setupButton:getText() == 'Buy' then
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menu:addOption((buyWithBackpack and 'Buy no backpack' or 'Buy with backpack'), NPCTrade.swithBuyWithBackpack)
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menu:addOption((ignoreCapacity and 'Consider capacity' or 'Ignore capacity'), function() ignoreCapacity = not ignoreCapacity return true end)
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else
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menu:addOption((ignoreEquipped and 'Consider equipped' or 'Ignore equipped'), function() ignoreEquipped = not ignoreEquipped return true end)
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end
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menu:display(mousePosition)
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end
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end
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function NPCTrade.createItemsOnPanel()
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NPCTrade.resetSetup()
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offerSelected = nil
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itemsPanel:destroyChildren()
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radioItems = RadioGroup.create()
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for i, v in pairs(cacheItems) do
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local price = NPCTrade.getOfferPrice(v)
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if price >= 0 then
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local itemBox = createWidget('NPCItemBox', itemsPanel)
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itemBox.offer = v
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itemBox:getChildById('item'):setItem(v[1])
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itemBox:getChildById('nameLabel'):setText(v[2])
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itemBox:getChildById('weightLabel'):setText(string.format("%.2f", v[3]/100) .. " oz")
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itemBox:getChildById('priceLabel'):setText(price .. " gold")
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itemBox.onMouseRelease = NPCTrade.itemPopup
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itemBox:getChildById('item').onMouseRelease = function (self, mousePosition, mouseButton) NPCTrade.itemPopup(itemBox, mousePosition, mouseButton) end
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radioItems:addWidget(itemBox)
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end
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end
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end
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function NPCTrade.searchFilter(filter)
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local items = itemsPanel:getChildCount()
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for i = 1, items do
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local itemWidget = itemsPanel:getChildByIndex(i)
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if filter ~= "" then
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if string.find(itemWidget.offer[2], filter) then
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itemWidget:show()
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else
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itemWidget:hide()
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end
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else
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itemWidget:show()
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end
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end
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end
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function NPCTrade.refreshItemsPanel()
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if setupButton:getText() == 'Buy' then
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local items = itemsPanel:getChildCount()
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for i = 1, items do
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local itemWidget = itemsPanel:getChildByIndex(i)
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if moneyGoods < NPCTrade.getOfferPrice(itemWidget.offer) then
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itemWidget:disable()
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else
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itemWidget:enable()
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end
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end
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else
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local items = itemsPanel:getChildCount()
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for i = 1, items do
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local itemWidget = itemsPanel:getChildByIndex(i)
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if cacheGoods[itemWidget.offer[1]:getId()] then
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itemWidget:enable()
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else
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itemWidget:disable()
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end
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end
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end
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end
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function NPCTrade.onPlayerGoods(money, goods)
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moneyGoods = money
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moneyLabel:setText(money .. " gold")
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local freeCapacity = g_game.getLocalPlayer():getFreeCapacity()
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capacityLabel:setText(string.format("%.2f", freeCapacity) .. " oz")
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cacheGoods = {}
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for i,v in pairs(goods) do
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cacheGoods[v[1]:getId()] = v[2]
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end
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NPCTrade.refreshItemsPanel()
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NPCTrade.updateSetup()
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end
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function NPCTrade.onCloseNpcTrade()
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NPCTrade.hide()
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end
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-- void inspectNpcTrade(const ItemPtr& item);
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-- void buyItem(const ItemPtr& item, int amount, bool ignoreCapacity, bool buyWithBackpack);
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-- void sellItem(const ItemPtr& item, int amount, bool ignoreEquipped);
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-- void closeNpcTrade();
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