local SLE, T, E, L, V, P, G = unpack(ElvUI_SLE)
local DT = E.DataTexts
local DTP = SLE.Datatexts

local pairs, strjoin = pairs, strjoin
local HasNewMail = HasNewMail
local GetLatestThreeSenders = GetLatestThreeSenders
local HAVE_MAIL_FROM = HAVE_MAIL_FROM
local MAIL_LABEL = MAIL_LABEL

local icon = [[|TInterface\MINIMAP\TRACKING\Mailbox.blp:14:14|t]]
local displayString = ''
local mailFrame = MinimapCluster.IndicatorFrame.MailFrame or _G.MiniMapMailFrame
function DTP:MailUp()
	if E.db.sle.minimap.mail.hideicon then
		mailFrame:Hide()
	else
		if HasNewMail() then
			mailFrame:Show()
		end
	end
end

local function OnEvent(self)
	DTP:MailUp()
	self.text:SetFormattedText(displayString, HasNewMail() and icon..L["New Mail"] or L["No Mail"])
end

local function OnEnter()
	local senders = { GetLatestThreeSenders() }

	if not next(senders) then return end
	DT.tooltip:AddLine(HasNewMail() and HAVE_MAIL_FROM or MAIL_LABEL, 1, 1, 1)
	DT.tooltip:AddLine(' ')

	for _, sender in pairs(senders) do
		DT.tooltip:AddLine("    "..sender)
	end

	DT.tooltip:Show()
end

local function ValueColorUpdate(self, hex)
	displayString = strjoin(hex, '%s|r')
	OnEvent(self)
end

DT:RegisterDatatext('S&L Mail', 'S&L', {'PLAYER_ENTERING_WORLD', 'MAIL_INBOX_UPDATE', 'UPDATE_PENDING_MAIL', 'MAIL_CLOSED','MAIL_SHOW'}, OnEvent, nil, nil, OnEnter, nil, nil, nil, ValueColorUpdate)