--[[ MailTo: Mailbox management system,
    Written by Vincent of Blackhand, (copyright (c) 2005-2006 by D.A.Down)

    Version history:
    1.10 - WoW 1.11 update.
    1.9.7 - Added money counting to open mail window.
    1.9.6 - Fixed mailbox close on walk-away bug.
    1.9.5 - Updated French localization (from Assutourix).
    1.9.4 - Fixed '/mtl' searches that included a '-'.
    1.9.3 - Fixed problem with sendee name getting erased.
    1.9.2 - Added 'coin' option for including g/s/c in money.
    1.9.1 - Split received cash into sales and refunds
    1.9 - Added recieved item/money logging option (per char).
    1.8.8 - Added '/mtn' to check for newly delivered mail.
    1.8.7 - Fixed duplicate money counting.
    1.8.6 - Added configurable expiration times.
    1.8.5 - Makes sure New Mail icon is hidden when empty.
    1.8.4 - Added color-coded item count to Inbox menu names.
    1.8.3 - Converted Inbox server menu to 2 levels.
    1.8.2 - Added "(possible new mail)" expiration
    1.8.1 - Fixed right-click on chat playername problem.
    1.8 - WoW 1.10 update.
    1.7.5 - Auction shift right-click now sells 1 from stack.
    1.7.4 - Added remove character to inbox list.
    1.7.3 - auto-add of new character to sendee list.
    1.7.2 - Always selects the sendee name.
    1.7.1 - Added shading to color-code inbox items.
    1.7 - Added /mtn command to list new inbox items.
    1.6.3 - Shift right-click on empty inv. does AH recipe search.
    1.6.2 - Fixed chat click reference.
    1.6.1 - Added link support to locate command.
    1.6 - WoW 1.9 update.
    1.5.1 - Added auction search for chat right-click.
    1.5 - Added locate command for inbox and CV items.
    1.4.4 - Added total cash received on mailboc close.
    1.4.3 - Fix for dynamic auction loading in WoW 1.8
    1.4.2 - Added check for missing log field.
    1.4.1 - Fixed error on sender being deleted.
    1.4 - Added right-click support for Trade window.
    1.3.1 - Fixed notification bug for non-alt. sendee.
    1.3 - Added 'From' and 'Expires' to MT inbox tooltip.
    1.2.2 - Right-click fix, delivery updates empty inbox.
    1.2.1 - WoW 1.7 update.
    1.2 - Delivered alt. mail is added to MailTo inbox.
    1.1.3 - Added server option to MailTo inbox.
    1.1.2 - Added options to disable right-click features.
    1.1.1 - Added server name to log entries.
    1.1 - Added support for AIOI, enhanced auction right-click.
    1.0.1 - Cleaned up inbox tooltip and right-click.
    1.0 - Added mail Inbox summary window, key bindings.
    0.8.8 - Added /mailfrom command, formatted money.
    0.8.7 - RightClick on inbox item to retrieve or delete empty.
    0.8.6 - Shift-RightClick on item sends to current sendee.
    0.8.5 - Added options for button position and no 'ding'.
    0.8.4 - Enhanced inbox tooltip of attachment or message.
    0.8.3 - (1600), uses current chat window, auction right-click.
    0.8.2 - Login expiration check, Chinese localizaion.
    0.8.1 - French localization bug-fix.
    0.8 - Inbox package expiration.
    0.7 - Package tracking, limited MailMod support.
    0.6 - French localization, send item right-click.
    0.5.1 - German localization.
    0.5 - Initial public release.
]]

-- Local
local FCr = "|cffff4040" -- Red
local FCy = "|cffffff10" -- Yellow
local FCo = "|cffff8040" -- Orange
local FCg = "|cff50c050" -- Green
local FCs = "|cffe0e0e0" -- silver
local FCw = "|cffffffff" -- White
local FCe = "|r" -- End
local TCr = {r=0.85, g=0.25, b=0.25}
local TCy = {r=0.85, g=0.85, b=0.25}
local TCg = {r=0.25, g=0.85, b=0.25}
local TCw = {r=1.00, g=1.00, b=1.00}
local MailTo_Selected, MailTo_Name, MailTo_SavedName
local Server,Player,Mail,Mail_server,Mail_name,Cash
local Startup,MailCount,Last_Click = true,false,0
local DELAY = 61*60 -- item delivery delay
local DAY = 24*60*60
local MAIL_DAYS = 30
local MAIL_EXP = MAIL_DAYS*DAY
local COD_EXP = 3*DAY
local defIcon = "Interface\\Icons\\INV_Misc_Note_01.blp"
local QmkIcon = "Interface\\Icons\\INV_Misc_QuestionMark"
local function EXP(code) return DAY*(MailTo_Option[code] or MAILTO_DAYS[code]) end
-- GetTime rollover ~ 4.5 days

-- Global
MailTo_Sendee = {}
MailTo_Inbox = {}
MailTo_List = {}
MailTo_Mail = {}
MailTo_Log = {}
MailTo_Option = {}
MailTo_Time = 0

local function print(msg)
    SELECTED_CHAT_FRAME:AddMessage("MailTo: "..msg, 0.0, 0.9, 0.9)
end

local function sorted_index(table)
    local index = {}
    for key in table do tinsert(index,key) end
    sort(index)
    return index
end

-- Convert money to gold/silver/copper
local function add2d(str,fc,n,c)
    if MailTo_Option.nocoin then c = ''
    elseif n==0 and str~='' then return str end
    if n==0 and not str then return end
    if not str or str=='' then return fc..tostring(n)..c end
    return format("%s%s%02d%s",str,fc,n,c)
end

local function gsc(n)
    local str = add2d(nil,FCy,floor(n/10000),'g')
    str = add2d(str,FCs,mod(floor(n/100),100),'s')
    str = add2d(str or '',FCo,mod(n,100),'c')
    return str..FCe
end

function MailTo_Init()
    if(MailTo_Option.nologin) then Startup = false end
    MailTo_Timer(8)
    UIPanelWindows["MailTo_InFrame"] = {area="left", pushable=9}
    -- add our chat command
    SlashCmdList["MAILTO"] = MailTo_command
    SLASH_MAILTO1 = "/mailto"
    SLASH_MAILTO2 = "/mt"
    SlashCmdList["MAILTOEX"] = MailTo_expire
    SLASH_MAILTOEX1 = "/mtex"
    SlashCmdList["MAILTOLOC"] = MailTo_locate
    SLASH_MAILTOLOC1 = "/mtl"
    SlashCmdList["MAILTONEW"] = MailTo_new
    SLASH_MAILTONEW1 = "/mtn"
    SlashCmdList["MAILFROM"] = MailFrom_command
    SLASH_MAILFROM1 = "/mailfrom"
    SLASH_MAILFROM2 = "/mf"
    SlashCmdList["INBOX"] = MailTo_inbox
    SLASH_INBOX1 = "/inbox"
    Player = UnitName("player")
    Server = GetCVar("realmName")
    if(MailTo_Inbox[Server]) then
      if(not MailTo_Inbox[Server][Player] and not MailTo_InList(Player)) then
        MailTo_ListAdd(Player)
      end
    else MailTo_Inbox[Server]={} end
    if(not MailTo_List[Server]) then MailTo_List[Server]={} end
    if(not MailTo_Mail[Server]) then MailTo_Mail[Server]={} end
    local ix = next(MailTo_Mail)
    if(next(MailTo_Mail,ix)) then
      MailTo_InFrameServerButton:Show()
      MailTo_InFrameServerButton:SetChecked(MailTo_Option.server)
    end
    Mail = MailTo_Mail[Server]
    MailTo_SavedName = MailTo_Sendee[Server]
    MailTo_InFrame_DropDown.displayMode = "MENU"
    MailToDropDownMenu.displayMode = "MENU"
    -- hook inventory item use
    MailTo_InvUse_Save = UseContainerItem
    UseContainerItem = MailTo_InvUse
    -- hook send mail name select
    MailTo_SendName_Save = SendMailNameEditBox:GetScript('OnEditFocusGained')
    SendMailNameEditBox:SetScript('OnEditFocusGained',MailTo_SendName)
    -- hook send mail
    MailTo_SendMail_Save = SendMailFrame_SendMail
    SendMailFrame_SendMail = MailTo_SendMail
    -- hook Inbox mouseover
    MailTo_InboxItem_Save = InboxFrameItem_OnEnter
    InboxFrameItem_OnEnter = MailTo_InboxItem
    -- hook Inbox click
    MailTo_InboxItem_OnClick_Save = InboxFrame_OnClick
    InboxFrame_OnClick = MailTo_InboxItem_OnClick
    -- hook Inbox money click
    MailTo_InboxMoney_OnClick_Save = OpenMailMoneyButton:GetScript('OnClick')
    OpenMailMoneyButton:SetScript('OnClick',MailTo_InboxMoney_OnClick)
    -- hook Chat OnCLick
    MailTo_ChatOnClick_Save = ChatFrame_OnHyperlinkShow
    ChatFrame_OnHyperlinkShow = MailTo_ChatOnClick
    -- hook MailMod
    MailTo_MailMod_Save = MailFrameTab_OnClick
    MailFrameTab_OnClick = MailTo_MailMod
    -- Window position of MailTo button
    if(GetLocale()=="frFR" or GetLocale()=='deDE' or MailTo_Option.pos) then
      local pos = MailTo_Option.pos and MailTo_Option.pos or -12
      MailToDropDownMenu:SetPoint("RIGHT","SendMailNameEditBox","RIGHT",pos,0)
    end
end

-- Add to tooltip if money is involved
local function tip_money(money)
    if(money>0) then
      GameTooltip:AddLine(ENCLOSED_MONEY)
      SetTooltipMoney(GameTooltip,money)
    elseif(money<0) then
      GameTooltip:AddLine(COD_AMOUNT,1,0.3,0.3)
      SetTooltipMoney(GameTooltip,-money)
    end
end

-- Handle Inbox mouseover
function MailTo_InboxItem()
    MailTo_InboxItem_Save()
    local item,icon,from,sub,money,cod,dl,hi,read = GetInboxHeaderInfo(this.index)
    GameTooltip:SetOwner(this, "ANCHOR_RIGHT")
    if(IsControlKeyDown() or read and not item) then
      GameTooltip:SetText(sub)
      local text = GetInboxText(this.index)
      if(text) then GameTooltip:AddLine(text,1,1,1,1) end
      local iType,item,buyer,bid,bo,dep,cut = GetInboxInvoiceInfo(this.index)
      if(iType=='seller') then
        GameTooltip:AddLine(format(MAILTO_SALE,buyer,item,gsc(bid),gsc(bid-cut)),1,1,1)
      end
    elseif(item) then
      GameTooltip:SetInboxItem(this.index)
    end
    if(money>0) then tip_money(money)
    elseif(cod>0) then tip_money(-cod) end
    GameTooltip:Show()
end

-- Handle Inbox click
local function Count_Cash(from,sub,money)
	Cash.total = Cash.total+money
	if strfind(sub,MAILTO_OUTBID) or strfind(sub,MAILTO_CANCEL) then
	  Cash.refund = Cash.refund+money
	elseif strfind(sub,MAILTO_SOLD) then
	  Cash.sales = Cash.sales+money
	else Cash.other = Cash.other+money end
	print(format(MAILTO_RECEIVED,gsc(money),from,sub))
end

function MailTo_InboxItem_OnClick(ix)
    if(arg1=="RightButton") then
      local item,icon,from,sub,money,cod,dl,hi,read = GetInboxHeaderInfo(ix)
      if(not from) then from = '?'; end
      local delete = InboxItemCanDelete(ix)
      local single = not IsAltKeyDown()
      local skip
      if(money>0) then
        GetInboxText(ix) -- force read to access invoice
        CheckInbox()
        if not read then Count_Cash(from,sub,money) end
        local iType,item,buyer,bid,bo,dep,cut = GetInboxInvoiceInfo(ix)
        if(iType=='seller') then
          print(format(MAILTO_SALE,buyer,item,gsc(bid),gsc(bid-cut)))
        end
        if(delete) then GetInboxText(ix) end
        TakeInboxMoney(ix)
        if(single) then skip = true end
      end
      if(item and not skip) then
        item,hi,dl = GetInboxItem(ix)
        print(format(MAILTO_RECEIVED,item,from,sub))
        if(delete) then GetInboxText(ix) end
        TakeInboxItem(ix)
        if(single) then skip = true end
      end
      local text,str,flag = GetInboxText(ix);
      if not skip and (read or not flag) then DeleteInboxItem(ix) end
      if read or not MailTo_ReceivedLog then return end
      if money==0 and not item or strfind(from,' ') then return end
      local log = format("%s,%d,%s,%d,%s",from,money,item or '',dl,sub)
      print('MailTo_ReceivedLog: '..log)
      MailTo_ReceivedLog[time()] = log
    else MailTo_InboxItem_OnClick_Save(ix) end
end

function MailTo_InboxMoney_OnClick()
	if OpenMailFrame.money then
      local item,icon,from,sub,money = GetInboxHeaderInfo(InboxFrame.openMailID)
	  Count_Cash(from,sub,money)
	end
	MailTo_InboxMoney_OnClick_Save()
end

-- Handle auction browse searching
local function AuctionSearch(link)
    if MailTo_Option.noauction then return end
    if not AuctionFrameBrowse or not AuctionFrameBrowse:IsVisible() then return end
    if link and not strfind(link,"item:") then return end
    BrowseMinLevel:SetText('')
    BrowseMaxLevel:SetText('')
    UIDropDownMenu_SetText('',BrowseDropDown)
    UIDropDownMenu_SetSelectedName(BrowseDropDown)
    local name,il,ir,iml,class,sub
    if link then
      local i,j,name = strfind(link,"%[(.+)%]")
      BrowseName:SetText(name)
      BrowseName:HighlightText(0,-1)
      IsUsableCheckButton:SetChecked(false)
      if(MailTo_Option.noshift or not IsShiftKeyDown()) then return 1 end
      local i,j,item = strfind(link,"(item:%d+:%d+:%d+:%d+)")
      name,il,ir,iml,class,sub = GetItemInfo(item)
    else
      BrowseName:SetText('')
      IsUsableCheckButton:SetChecked(true)
      if(MailTo_Option.noshift or not IsShiftKeyDown()) then return 1 end
      class = 'Recipe'; sub = class
    end
    AuctionFrameBrowse.selectedClass = class
    for ix,name in CLASS_FILTERS do
      if name==class then
        AuctionFrameBrowse.selectedClassIndex = ix
        i = ix
        break
      end
    end
    if class~=sub then
      AuctionFrameBrowse.selectedSubclass = HIGHLIGHT_FONT_COLOR_CODE..sub..FONT_COLOR_CODE_CLOSE
      for ix,name in {GetAuctionItemSubClasses(i)} do
        if name==sub then
          AuctionFrameBrowse.selectedSubclassIndex = ix
          break
        end
      end
    else
      AuctionFrameBrowse.selectedSubclass = nil
      AuctionFrameBrowse.selectedSubclassIndex = nil
    end
    AuctionFrameBrowse.selectedInvtype = nil
    AuctionFrameBrowse.selectedInvtypeIndex = nil
    AuctionFrameFilters_Update()
    BrowseSearchButton:Click()
    return 1
end

-- Handle Chat OnClick events
function MailTo_ChatOnClick(item,link,button)
    if button=="RightButton" and not IsControlKeyDown() and not IsAltKeyDown() then
      if AuctionSearch(link) then return end
    end
    MailTo_ChatOnClick_Save(item,link,button)
end

-- Handle Inventory Use events
function MailTo_InvUse(ParentID,ItemID)
    if(not CursorHasItem() and not IsControlKeyDown() and not IsAltKeyDown() and not MailTo_Option.noclick) then
      if(GetTime()-Last_Click<0.5) then return end
      Last_Click = GetTime()
      local doshift = IsShiftKeyDown() and not MailTo_Option.noshift
      if(SendMailFrame:IsVisible()) then
        PickupContainerItem(ParentID,ItemID)
        ClickSendMailItemButton()
        if(doshift) then
          SendMailMailButton:Click()
          this:Enable()
        end
        return
      end
      if(TradeFrame:IsVisible()and not MailTo_Option.notrade) then
        PickupContainerItem(ParentID,ItemID)
        local slot = TradeFrame_GetAvailableSlot()
        if slot then ClickTradeButton(slot) end
        return
      end
      if((AuctionFrameAuctions and AuctionFrameAuctions:IsVisible()) and not MailTo_Option.noauction) then
        if doshift then
          for slot = 1,16 do
            if(not GetContainerItemInfo(0,slot)) then
              SplitContainerItem(ParentID,ItemID,1)
              PickupContainerItem(0,slot)
              MailTo_Slot = slot
              return
            end
          end
          print(MAILTO_BACKPACK)
          return
        end
        PickupContainerItem(ParentID,ItemID)
        ClickAuctionSellItemButton()
        return
      end
      if AuctionSearch(GetContainerItemLink(ParentID,ItemID)) then return end
    end
    MailTo_InvUse_Save(ParentID,ItemID)
end

function MailTo_SendName()
    if(MailTo_SendName_Save) then MailTo_SendName_Save() end
    local sendee = SendMailNameEditBox:GetText()
    if(MailTo_SavedName and (not sendee or sendee=="")) then
      SendMailNameEditBox:SetText(MailTo_SavedName)
      SendMailNameEditBox:HighlightText(0,-1)
      SendMailNameEditBox:ClearFocus()
      return
    end
    SendMailNameEditBox:HighlightText(0,-1)
    MailTo_SavedName = sendee
end

-- Handle clicks on the Send button
function MailTo_SendMail()
    MailTo_SavedName = SendMailNameEditBox:GetText()
    local name,tex,nr = GetSendMailItem()
    if(name) then
      local log = {to=MailTo_SavedName,from=Player,sv=Server,item=name,date=date(),due=GetTime()+DELAY}
      if(Mail[MailTo_SavedName]) then
        log.tex = tex
        log.sub = SendMailSubjectEditBox:GetText()
        log.nr = nr
        local copper = MoneyInputFrame_GetCopper(SendMailMoney)
        if(SendMailCODButton:GetChecked()) then copper = -copper; end
        log.mon = copper;
      end
      log.cod = SendMailCODButton:GetChecked()
      if(MailTo_Time==0) then MailTo_Timer(DELAY) end
      table.insert(MailTo_Log,log)
    elseif(Mail[MailTo_SavedName]) then
      local copper = MoneyInputFrame_GetCopper(SendMailMoney)
      if(SendMailCODButton:GetChecked()) then copper = -copper; end
      name = SendMailSubjectEditBox:GetText()
      local mail = {mon=copper,from=Player,exp=time()+MAIL_EXP,name=name,new=1}
      tinsert(Mail[MailTo_SavedName],1,mail)
    end
    MailTo_Sendee[Server] = MailTo_SavedName
    SendMailNameEditBox:ClearFocus()
    MailTo_SendMail_Save()
end

function MailTo_MailMod(tab)
    if(not tab) then tab = this:GetID() end
    if(tab==3 and CT_MailNameEditBox and MailTo_SavedName) then
      CT_MailNameEditBox:SetText(MailTo_SavedName)
      CT_MailNameEditBox:HighlightText(0,-1)
    end
    MailTo_MailMod_Save(tab)
end

-- Process events
function MailTo_Event(event)
    if event=="BAG_UPDATE" then
      if(MailTo_Slot) then
        PickupContainerItem(0,MailTo_Slot)
        ClickAuctionSellItemButton()
        MailTo_Slot = nil
      end
      return
    end
    if event=="MAIL_SHOW" then
      Cash = {total=0,sales=0,refund=0,other=0}
      HideUIPanel(MailTo_InFrame)
      return
    end
    if event=="MAIL_CLOSED" then
	  if(MailCount and Cash.total>0) then
		print(format(MAILTO_CASH,gsc(Cash.total),gsc(Cash.sales),gsc(Cash.refund),gsc(Cash.other)))
	  end
      MailCount = nil
      return
    end
    local nbr = GetInboxNumItems()
    if event~="MAIL_INBOX_UPDATE" or MailCount==nbr then return end
    MailCount = nbr
    local nbr = GetInboxNumItems()
    local days = MAIL_DAYS
    local exp = floor(time()+days*DAY)
    local inbox = {pkg=0,exp=exp}
    local mail = {}
    if(nbr>0) then
      local pkg,from,desc,mny,nm,tx,nr = 0
      local pi,si,sndr,sub,mon,cod,left,item
      for i = 1,nbr do
        pi,si,sndr,sub,mon,cod,left,item = GetInboxHeaderInfo(i)
        if(cod>0) then mon = -cod; end
        if(item and left<=days) then
          nm,tx,nr = GetInboxItem(i)
          pkg=i; days=left; from=sndr; desc=sub; mny=mon
        end
        if(not pi and si~=defIcon) then pi = si end
        exp = floor(time()+left*DAY)
        mail[i] = {tex=pi; name=sub; from=sndr; mon=mon; nr=nr; exp=exp}
      end
      if(pkg>0) then
        exp = floor(time()+days*DAY)
        inbox = {pkg=pkg; from=from; desc=desc; mon=mny; exp=exp}
      end
    else MiniMapMailFrame:Hide() end
    Mail[Player] = mail
    MailTo_Inbox[Server][Player] = inbox
end

-- Handle our /mailto commands
function MailTo_command(msg)
    if msg=='' then
      if(table.getn(MailTo_Log)==0) then
        print(MAILTO_LOGEMPTY)
        return
      end
      MailTo_CheckLog(true)
      return
    end
    if MAILTO_OPTION[msg] then
      local option = MAILTO_OPTION[msg]
      MailTo_Option[option.flag] = not MailTo_Option[option.flag]
      print(format(MailTo_Option[option.flag] and MAILTO_OFF or MAILTO_ON,option.name))
      return
    end
    if msg=="log" then
      MailTo_ReceivedLog = not MailTo_ReceivedLog and {} or nil
      print(format(MailTo_ReceivedLog and MAILTO_ON or MAILTO_OFF,'MailTo_ReceivedLog'))
      return
    end
    if msg=="clear" then
      MailTo_List[Server] = {}
      print(MAILTO_CLEARED)
      return
    end
    local _,_,pos = strfind(msg,"pos (%-?%d+)")
    if(pos) then
      print("pos = "..pos)
      MailTo_Option.pos = pos
      MailToDropDownMenu:SetPoint("RIGHT","SendMailNameEditBox","RIGHT",pos,0)
      return
    end
    if msg~="list" then
      print(FCr..MAILTO_UNDEFINED..msg)
      return
    end
    local list = ''
    for i,name in MailTo_List[Server] do
      if list~='' then list = list..', ' end
      list = list..name
    end
    if list=='' then print(FCr..MAILTO_LISTEMPTY)
    else print(list) end
end

-- Handle our /mailfrom commands
function MailFrom_command(msg)
    local i,j,from,desc
    if(msg and msg~='') then
      i,j,from = strfind(msg,"^(%a+)$")
      if(not from) then
        i,j,from,desc = strfind(msg,"^(%a+) (.+)$")
      end
    end
    if not from then print(FCr..MAILTO_NONAME) return end
    if not desc then print(FCr..MAILTO_NODESC) return end
    local log = {from=from,to=Player,sv=Server,item=desc,sub=desc,mon=0,date=date(),due=GetTime()+DELAY}
    if(MailTo_Time==0) then MailTo_Timer(DELAY) end
    table.insert(MailTo_Log,log)
    MailTo_Format(log)
end

-- Handle our /mtex commands
function MailTo_expire(msg)
    local _,_,word,days,hr = strfind(msg,"(%l+) (%d+)(h?)")
    if(word and MAILTO_DAYS[word]) then
      MailTo_Option[word] = days/(hr=='h' and 24 or 1)
      print(format(MAILTO_TIME,word,SecondsToTime(MailTo_Option[word]*DAY)))
    elseif(msg=="all" or msg=="active" or msg=="soon" or msg=="expired") then
      local cnt = 0
      for server,list in MailTo_Inbox do
        for player,inbox in list do
          if(msg=="all" or inbox.pkg>0 and (msg=="active" or
                msg=="soon" and inbox.exp-time()<EXP'soon' or
                msg=="expired" and inbox.exp-time()<1)) then
            MailTo_exp_msg(inbox,player,server)
            cnt = cnt+1
          end
        end
      end
      if cnt==0 then print(MAILTO_NOTFOUND) end
    elseif msg=="server" then
      for player,inbox in MailTo_Inbox[Server] do
        MailTo_exp_msg(inbox,player)
      end
    else MailTo_exp_msg(MailTo_Inbox[Server][Player]) end
end

-- Check for soon to expire messages
function MailTo_CheckEx()
    for server,list in MailTo_Inbox do
      for player,inbox in list do
        if(inbox and inbox.pkg>0 and inbox.exp-time()<EXP'warn') then
          MailTo_exp_msg(inbox,player,server)
        end
      end
    end
end

-- Format the expired message
function MailTo_exp_msg(inbox,to,server)
    local msg
    if not inbox then print(FCr..MAILTO_NODATA) return end
    local exp = inbox.exp and inbox.exp-time() or MAIL_EXP
    if(inbox.pkg==0 and exp>EXP'new') then msg = MAILTO_NOITEMS
    else
      local desc = inbox.desc or MAILTO_NEWMAIL
      local from = inbox.from or '?'
      msg = format(MAILTO_INBOX, inbox.pkg, desc, from)
      if exp<EXP'short' then msg = msg..FCr
      elseif exp<EXP'long' then msg = msg..FCy end
      if exp<1 then msg = msg..MAILTO_EXPIRED
      else msg = msg..MAILTO_EXPIRES..SecondsToTime(exp) end
    end
    if to then msg = to..": "..msg end
    if server then msg = server..":"..msg end
    print(msg)
end

-- Handle /inbox command
function MailTo_inbox(name,server)
    if name=='' then
      if(MailTo_InFrame:IsVisible()) then
        HideUIPanel(MailTo_InFrame)
        return
      else name = Player end
    end
    if server==nil then server = Server end
    if MailFrame:IsVisible() then print(FCr..MAILTO_MAILOPEN)
    elseif(not MailTo_Mail[server]) then print(FCr.."Server not found.")
    elseif(not MailTo_Mail[server][name]) then print(FCr..MAILTO_MAILCHECK)
    else
      Mail_name,Mail_server = name,server
      UIDropDownMenu_SetWidth(90,MailTo_InFrame_DropDown)
      UIDropDownMenu_Initialize(MailTo_InFrame_DropDown,MailTo_InFrame_Init,nil,1)
      UIDropDownMenu_SetText(Mail_name,MailTo_InFrame_DropDown)
      MailTo_InFrame_Fill()
      SetCenterFrame(MailTo_InFrame,true)
    end
end

local function setColor(tex,exp,new)
      local tc
      exp = exp-time()
      if exp<EXP'short' then tc = TCr
      elseif exp<EXP'long' then tc = TCy
      else tc = new and TCg or TCw end
      tex:SetVertexColor(tc.r,tc.g,tc.b)
end

function MailTo_InFrame_Fill()
    local mail = MailTo_Mail[Mail_server][Mail_name]
    local n = getn(mail)
    local cn,rn,button,tex,exp,tc = 1,1
    for i = 1,56 do
      button = getglobal("MailTo_InFrameCol"..cn.."Item"..rn)
      if i<=n then
        button.mail = mail[i]
        tex = mail[i].tex
        if not tex then
          if(mail[i].mon and mail[i].mon>0) then tex = GetCoinIcon(mail[i].mon)
          else tex = defIcon end
        end
        SetItemButtonTexture(button,tex)
        tex = getglobal("MailTo_InFrameCol"..cn.."Item"..rn.."IconTexture")
        setColor(tex,mail[i].exp,mail[i].new)
      else
        exp = MailTo_Inbox[Mail_server][Mail_name].exp
        if i==1 and exp and exp-time()<EXP'icon' then
          SetItemButtonTexture(button,QmkIcon)
          button.mail = {name=MAILTO_EMPTYNEW, exp=exp}
          setColor(MailTo_InFrameCol1Item1IconTexture,exp,true)
        else SetItemButtonTexture(button,''); button.mail = nil end
      end
      cn = cn+1
      if cn>7 then cn=1; rn=rn+1 end
    end
end

function AC_Server_OnClick()
    MailTo_Option.server = MailTo_InFrameServerButton:GetChecked()
end

local function InFrame_Select()
    HideDropDownMenu(1)
    local value = this.value
    if value then
      if(Mail_name==value.n and Mail_server==value.s) then return end
      Mail_name,Mail_server = value.n,value.s;
      UIDropDownMenu_SetText(Mail_name,MailTo_InFrame_DropDown)
      MailTo_InFrame_Fill()
    end
end

function MailTo_InFrame_Remove()
    local name = this.value
    MailTo_Inbox[name.s][name.n] = nil
    if(not next(MailTo_Inbox[name.s])) then MailTo_Inbox[name.s] = nil; end
    MailTo_Mail[name.s][name.n] = nil
    if(not next(MailTo_Mail[name.s])) then MailTo_Mail[name.s] = nil; end
    for i,n in MailTo_List[Server] do
      if n==name.n then
        tremove(MailTo_List[Server],i)
        break
      end
    end
    if(not next(MailTo_List[value.s])) then MailTo_List[name.s] = nil; end
    print(format(MAILTO_REMOVE2,name.n,name.s))
    HideUIPanel(MailTo_InFrame)
end

local function add_names(server,count,level)
    local Mail,Inbox,text,fc,exp = MailTo_Mail[server],MailTo_Inbox[server]
    for ix2,name in sorted_index(Mail) do
      count = count + 1
      if count>UIDROPDOWNMENU_MAXBUTTONS then return end
      fc = ''
      exp = Inbox[name].exp
      if exp then
        exp = exp-time()
        if exp<EXP'short' then fc = FCr
        elseif exp<EXP'long' then fc = FCy
        elseif Inbox[name].pkg>0 then
          if Mail[name][1].new then fc = FCg end
        elseif exp<EXP'icon' then fc = FCg end
      end
      text = name..fc..' ('..getn(Mail[name])..')'
      info = {text=text;value={n=name,s=server};func=InFrame_Select}
      if(name==Mail_name and server==Mail_server) then info.checked = 1 end
      UIDropDownMenu_AddButton(info,level)
    end
    return count;
end

function MailTo_InFrame_Init(level)
    if level>1 then
      add_names(this:GetParent().value,0,2)
      return
    end
    local count = 0
    if(Server~=Mail_server or Player~=Mail_name) then
      local info = {notCheckable=1,func=MailTo_InFrame_Remove}
      info.value = {n=Mail_name,s=Mail_server}
      info.text = string.format(MAILTO_F_REMOVE,Mail_name)
      UIDropDownMenu_AddButton(info)
      count = 1
    end
    if MailTo_Option.server then
      for ix,server in sorted_index(MailTo_Mail) do
        count = count + 1;
        if count>UIDROPDOWNMENU_MAXBUTTONS-1 then return end
        info = {text=server;value=server;notClickable=1;hasArrow=1}
        if server==Mail_server then info.checked = 1 end
        UIDropDownMenu_AddButton(info)
      end
    else add_names(Server,count) end
end

-- Mouseover of MailTo inbox
function MailTo_InFrame_OnEnter()
    local mail = this.mail
    if not mail then return end
    local name,money = mail.name, mail.mon
    if(money==0 and not name) then return end -- sanity
    GameTooltip:SetOwner(this, "ANCHOR_RIGHT")
    if(not IsShiftKeyDown() or not mail.link) then
      if name then GameTooltip:SetText(name,1,1,1) end
      if mail.from then GameTooltip:AddLine(MAILTO_FROM..mail.from) end
      if money then tip_money(money) end
      if mail.exp then
        local exp = mail.exp-time()
        local c = exp<EXP'short' and {1,0,0} or exp<EXP'long' and {1,1,0} or {0,1,0}
        if(exp<1) then GameTooltip:AddLine(MAILTO_EXPIRED2,1,0,0)
        else GameTooltip:AddLine(MAILTO_EXPIRES2..SecondsToTime(exp),c[1],c[2],c[3]) end
      end
    else GameTooltip:SetHyperlink(mail.link) end
    GameTooltip:Show()
end

function MailTo_DropDown_OnLoad()
    this.tooltip = MAILTO_TOOLTIP
    UIDropDownMenu_Initialize(this:GetParent(), MailTo_ToList_Init)
    UIDropDownMenu_SetAnchor(0, 0, this:GetParent(), "TOPRIGHT", this:GetName(), "BOTTOMRIGHT")
end

function MailTo_ToList_Init()
    local info = {value=0,notCheckable=1};
    MailTo_Name = SendMailNameEditBox:GetText();
    if MailTo_Name~='' then
      MailTo_Selected = MailTo_InList(MailTo_Name)
      if MailTo_Selected then
        info.text = string.format(MAILTO_F_REMOVE,MailTo_Name)
        info.func = MailTo_ListRemove
      elseif(table.getn(MailTo_List[Server])<UIDROPDOWNMENU_MAXBUTTONS) then
        info.text = string.format(MAILTO_F_ADD,MailTo_Name)
        info.func = MailTo_ListAdd
      else
        info = nil
        print(FCr..MAILTO_LISTFULL)
      end
      if info then UIDropDownMenu_AddButton(info) end
    end
    for key,name in MailTo_List[Server] do
      info = {text=name,value=key,func=MailTo_ListSelect}
      if(key==MailTo_Selected) then info.checked = 1; end
      UIDropDownMenu_AddButton(info)
    end
end

function MailTo_ListSelect()
    local value = this.value;
    if value then
      MailTo_SavedName = MailTo_List[Server][value]
      SendMailNameEditBox:SetText(MailTo_SavedName)
      SendMailNameEditBox:HighlightText(0,-1)
      SendMailSubjectEditBox:SetFocus()
    end
end

function MailTo_ListAdd(name)
    if not name then name = MailTo_Name; end
    tinsert(MailTo_List[Server],name)
    sort(MailTo_List[Server])
    print(name..MAILTO_ADDED)
end

function MailTo_ListRemove()
    tremove(MailTo_List[Server],MailTo_Selected)
    print(MailTo_Name..MAILTO_REMOVED)
end

function MailTo_InList(MCname)
    local LCname = string.lower(MCname)
    for key,name in MailTo_List[Server] do
      if LCname==string.lower(name) then return key; end
    end
end

function MailTo_CheckLog(all,nodn)
    local found,mail,exp = false
    for i = getn(MailTo_Log),1,-1 do
      local now,log = GetTime(),MailTo_Log[i]
      if log.due>now+DELAY then log.due = now; end -- Sanity!
      if log.due<now then
        if not nodn then
          found = true
          MailTo_Format(log)
        end
        if(log.sv and log.to and MailTo_Mail[log.sv][log.to]) then
          exp = time() + (log.cod and COD_EXP or MAIL_EXP);
          mail = {tex=log.tex; name=log.sub; from=log.from; mon=log.mon; exp=exp; nr=log.nr; new=1}
          tinsert(MailTo_Mail[log.sv][log.to],1,mail)
          if(MailTo_Inbox[log.sv][log.to].pkg==0) then
            MailTo_Inbox[log.sv][log.to] = {pkg=1; from=log.from; desc=log.sub; mon=log.mon; exp=exp}
          end
        end
        tremove(MailTo_Log,i)
      elseif(all or Startup and log.sv==Server and (log.to==Player or log.from==Player)) then
        MailTo_Format(MailTo_Log[i])
      end
    end
    if Startup then MailTo_CheckEx() end
    Startup = false
    return found
end

function MailTo_Timer(secs)
    MailTo_Time = secs
    MailTo_Frame:Show() -- Start the timer
end

function MailTo_OnUpdate(dt)
    MailTo_Time = MailTo_Time-dt
    if MailTo_Time>0 then return end
    if MailTo_CheckLog(nil,MailTo_Option.alert) and not MailTo_Option.noding then
      PlaySound("AuctionWindowOpen")
    end
    local log = MailTo_Log[1]
    if log then
      MailTo_Timer(log.due-GetTime())
    else
      MailTo_Frame:Hide() -- Stop the timer
      MailTo_Time = 0
    end
end

function MailTo_Format(log)
    local ss = log.sv==nil or log.sv==Server
    local to = ss and log.to==Player and FCy..MAILTO_YOU..FCe or log.to
    local from = ss and log.from==Player and FCy..MAILTO_YOU..FCe or log.from
    local now,due = GetTime()
    if log.due>now then
      local min = math.ceil((log.due-now)/60)
      due = format(MAILTO_DUE,min)
    else due = FCg..MAILTO_DELIVERED; end
    local item = FCw..log.item..FCe
    if log.sv and log.sv~=Server then
      item = '('..log.sv..') '..item
    end
    print(format(MAILTO_SENT,item,to,from,due))
end

local lcs

local function LocList(player,loc,list)
    local txt = ''
    for name,nr in list do
      if txt~='' then txt = txt..', ' end
      txt = txt..name..'='..nr
    end
    if txt~='' then print(format("%s(%s%s%s): %s",player,FCy,loc,FCe,txt)) end
end

local function BagList(bag,cnt,list)
    local name,nr
    for i = 1,cnt do
      if bag[i] and bag[i].L then
        name = GetItemInfo(bag[i].L)
        if(name and strfind(strlower(name),lcs,1,true)) then
          nr = bag[i].C or 1
          if list[name] then nr = nr+list[name] end
          list[name] = nr
        end
      end
    end
    return list
end

function MailTo_locate(str)
    if str=='' then print(MAILTO_NONAME); return end
    local i,j,id,name = strfind(str,"item:(%d+):.+%[(.+)%]")
    if name then str = name; end
    lcs = strlower(str)
    local list,s,e,name,txt,nr,CV,data,inbox;
    if CharactersViewerProfile then CV = CharactersViewerProfile[Server] end
    print(FCw..format(MAILTO_LOCATE,lcs))
    for x,player in sorted_index(Mail) do
      inbox = Mail[player]
      list = {}
      for ix,data in inbox do
        name = data.name
        s,e,txt,nr = strfind(name,"^(.+) %((%d+)%)$")
        if s then name = txt; end
        if data.nr then nr = data.nr end
        if nr then
          if strfind(strlower(name),lcs,1,true) then
            if list[name] then nr = nr+list[name] end
            list[name] = tonumber(nr)
          end
        end
      end
      LocList(player,MAILTO_MAIL,list)
      if CV and CV[player] then
        data = CV[player]
        list = {};
        for ix,bag in data.Bag do
          list = BagList(bag,bag.size,list)
        end
        LocList(player,MAILTO_INV,list)
        if data.Bank then
          list = {}
          for ix,bag in data.Bank do
            if type(bag)=='table' then
			  nr = ix=='Main' and 24 or bag.size;
			  list = BagList(bag,nr,list)
            end
          end
        end
        LocList(player,MAILTO_BANK,list)
      end
    end
end

-- Check for new mail
local function print_new(mail,server)
    local nr = 0
    local svr = server and '('..server..') ' or ''
    for name,inbox in mail do
      for i,item in inbox do
        if item.new then
          print(format(MAILTO_NEW,svr,item.name,item.from,name))
          nr = nr+1
        end
      end
    end
    return nr
end

function MailTo_new(msg)
    local nr = 0
    if msg=='all' then
      for server,mail in MailTo_Mail do
        nr = nr+print_new(mail,server)
      end
    else nr = print_new(MailTo_Mail[Server]) end
    if nr==0 then print(MAILTO_NONEW) end
end