--- ${PACKAGE_NAME}
-- @file-author@
-- @project-revision@ @project-hash@
-- @file-revision@ @file-hash@
-- Created: 3/29/2016 7:07 PM
local B = select(2,...).frame
local mod = B:RegisterModule("ObjectiveTracker", _G.VeneerObjectiveWrapper, 'BuffFrame')
local print = B.print('Objectives')
local Tracker, AutoQuest, Quest, Cheevs = mod.Tracker, mod.AutoQuest, mod.Quest, mod.Cheevs

--------------------------------------------------------------------
--- Tracker-specific widget functions
--------------------------------------------------------------------

Tracker.Select = function(self) end
Tracker.Open = function(self) end
Tracker.Remove = function(self) end
Tracker.Report = function(self)
  print('Stats:', self.numWatched,'items tracked,', self.numBlocks,'blocks assigned.')
end

Tracker.OnMouseUp = function(self, button)

  if self.initialButton == 'LeftButton' then
    self:Select()
    mod.UpdateWrapper()
    if self.modShift then
      self:Remove()
    end
  elseif button == 'RightButton' then
    self:Open()
  end
  self.initialButton = nil
  self.modShift = nil
  print('|cFFFF8800'..tostring(self:GetName())..':MouseUp()|r ->',self.info.trackingID)
end

Tracker.OnMouseDown = function(self, button)
  self.initialButton = button
  self.modShift = IsShiftKeyDown()
  if button == 'LeftButton' then
    self:SetStyle('Active')
  end
  print(self.info.title)
end

-----------------------------
--- AUTO_QUEST
AutoQuest.name = "Remote Quests"
AutoQuest.GetNumWatched = GetNumAutoQuestPopUps

-----------------------------
--- QUEST
Quest.name = "Quests"
Quest.Select = function(self)
  SetSuperTrackedQuestID(self.info.questID)
end
Quest.Open = function(self)
  QuestMapFrame_OpenToQuestDetails(self.info.questID)
end

Quest.Remove = function(self)
  RemoveQuestWatch(self.info.questIndex)
  QuestPOIUpdateIcons()
end


-----------------------------
--- CHEEVS
Cheevs.Select = function(self)
end

Cheevs.Open = function(self)
end

----------------------------------------------------------------------------------------
--- frame template and scripts lifted from "QuestKing 2" by Barjack
--- url: http://mods.curse.com/addons/wow/questking
----------------------------------------------------------------------------------------
local usedButtons = mod.Quest.itemButtons
local freeButtons = mod.Quest.freeButtons
mod.SetItemButton = function(block, info)
  local itemInfo = info.specialItem
  if not itemInfo then
    return
  end
  --- .specialItem :: {link = link, charges = charges, icon = icon, start = start, duration = duration, enable = enable}


  local itemButton
  if not info.itemButton then
    if #freeButtons >= 1 then
      print('    |cFF00FFFFfound a free button')
      itemButton = freeButtons[#freeButtons]
      freeButtons[#freeButtons] = nil
      if itemButton.block then
        itemButton.block.itemButton = nil
        itemButton.block = nil
      end
    else
      print('    |cFFFF4400starting new button')
      local buttonIndex = mod.Quest.numButtons + #freeButtons + 1
      itemButton = CreateFrame('Button', 'VeneerQuestItemButton' .. buttonIndex, UIParent, 'VeneerItemButtonTemplate')
      itemButton.buttonIndex = buttonIndex
      itemButton:SetSize(48, 48)
      itemButton:GetNormalTexture():SetSize(80,80)
    end
    mod.Quest.numButtons = mod.Quest.numButtons + 1
  else
    print('    |cFF00FF00found assigned button')
    itemButton = info.itemButton
    if itemButton.block then
      print('  - moving from old block')
      itemButton.block.itemButton = nil
    end

  end
  -- set values


  info.itemButton = itemButton
  block.itemButton = itemButton
  usedButtons[info.questID] = itemButton

  itemButton:SetAttribute("type", "item")
  itemButton:SetAttribute("item", itemInfo.link)

  itemButton.questID = info.questID
  itemButton.questLogIndex = info.questLogIndex
  itemButton.charges = itemInfo.charges
  itemButton.rangeTimer = -1
  itemButton.block = block

  SetItemButtonTexture(itemButton, itemInfo.icon)
  SetItemButtonCount(itemButton, itemInfo.charges)
  Veneer_QuestObjectiveItem_UpdateCooldown(itemButton);

  return itemButton
end
--- Clear an itemButton from the given block
mod.FreeItemButtons = function(block)

  if block.itemButton then
    local itemButton = block.itemButton
    itemButton.block = nil
    itemButton:Hide()

    usedButtons[itemButton.questID] = nil
    freeButtons[#freeButtons + 1] = itemButton
    mod.Quest.numButtons = mod.Quest.numButtons - 1
    print('|cFFFF0088released', itemButton:GetName(),'and', block:GetName())
  end
end

function Veneer_QuestObjectiveItem_OnUpdate (self, elapsed)
  -- Handle range indicator
  local rangeTimer = self.rangeTimer
  if (rangeTimer) then
    rangeTimer = rangeTimer - elapsed
    if (rangeTimer <= 0) then
      local link, item, charges, showItemWhenComplete = GetQuestLogSpecialItemInfo(self.questLogIndex)
      if ((not charges) or (charges ~= self.charges)) then
        mod.UpdateWrapper()
        return
      end

      local count = self.HotKey
      local valid = IsQuestLogSpecialItemInRange(self.questLogIndex)
      if (valid == 0) then
        count:Show()
        count:SetVertexColor(1.0, 0.1, 0.1)
      elseif (valid == 1) then
        count:Show()
        count:SetVertexColor(0.6, 0.6, 0.6)
      else
        count:Hide()
      end
      rangeTimer = TOOLTIP_UPDATE_TIME
    end

    self.rangeTimer = rangeTimer
  end
end

function Veneer_QuestObjectiveItem_UpdateCooldown (itemButton)
  local start, duration, enable = GetQuestLogSpecialItemCooldown(itemButton.questLogIndex)
  if (start) then
    CooldownFrame_SetTimer(itemButton.Cooldown, start, duration, enable)
    if (duration > 0 and enable == 0) then
      SetItemButtonTextureVertexColor(itemButton, 0.4, 0.4, 0.4)
    else
      SetItemButtonTextureVertexColor(itemButton, 1, 1, 1)
    end
  end
end