-- Grab a copy of the local data
local addonName, addonData = ...
local Translate = addonData.Translate
local expansionLevel = GetExpansionLevel()

addonData.ValidateSpellCast = function(self,status,caster,spellName,spellRank)
	if ( caster ~= "player" or not spellName ) then
		return false
	end

	local spellID = nil
	local spellDump = nil
	local spellLink = GetSpellLink(spellName,"")

	if ( not spellLink ) then
		return false
	end

	local found, spellDump, spellString = string.find(spellLink,"^|c%x+|H(.+)|h%[.*%]")
	if ( found ) then
		spellDump,spellID = strsplit(":",spellString)
	end

	spellID = tonumber(spellID)
	if ( not spellID ) then
		return false
	end

	local portalSpell = false
	local teleportSpell = false
	for i,v in pairs(self.PortalDB) do
		v.spellID = tonumber(v.spellID)
		if ( v.spellID == spellID ) then
			portalSpell = true
			break
		end
	end
	for i,v in pairs(self.TeleportDB) do
		v.spellID = tonumber(v.spellID)
		if ( v.spellID == spellID ) then
			teleportSpell = true
			break
		end
	end

	if ( status == "STOP" ) then
		if ( portalSpell or teleportSpell ) then
			return true
		end
		return false
	end

	local isGrouped = ( GetNumGroupMembers() > 0 )

	if ( isGrouped ) then
		if ( teleportSpell ) then
			UIErrorsFrame:AddMessage(Translate["PARTY_TELEPORT"], 1.0,1.0,0.0)
		end
	else
		if ( portalSpell ) then
			UIErrorsFrame:AddMessage(Translate["SOLO_PORTAL"], 1.0,1.0,0.0)
		end
	end

	if ( portalSpell or teleportSpell ) then
		return true
	end
	return false
end

local function OnEvent(self,event,...)
	local arg1,arg2,arg3 = ...
	if event == "UNIT_SPELLCAST_START" then
		if ( addonData:ValidateSpellCast("START", arg1, arg2, arg3) ) then
		end
	elseif event == "UNIT_SPELLCAST_STOP" then
		if ( addonData:ValidateSpellCast("STOP", arg1, arg2, arg3) ) then
		end
	end
end

local SpellCastEventWatcher = CreateFrame("Frame","XMP_ValidateSpellCasts",UIParent)
SpellCastEventWatcher:SetScript( "OnEvent", OnEvent );
SpellCastEventWatcher:RegisterEvent( "UNIT_SPELLCAST_START" );
SpellCastEventWatcher:RegisterEvent( "UNIT_SPELLCAST_STOP" );