local Transmog = _G.Transmog
local TransmogFrame_Find = string.find
local TransmogFrame_ToNumber = tonumber
local EquipTransmogTooltip = CreateFrame("Frame", "EquipTransmogTooltip", GameTooltip)

-- Shows a text-only tooltip when hovering over a frame.
function AddButtonOnEnterTextTooltip(frame, text, ext, error, anchor, x, y)
    frame:SetScript("OnEnter", function(self)
        if anchor and x and y then
            FashionTooltip:SetOwner(this, anchor, x, y)
        else
            FashionTooltip:SetOwner(this, "ANCHOR_RIGHT", -(this:GetWidth() / 4) + 15, -(this:GetHeight() / 4) + 20)
        end

        if error then
            FashionTooltip:AddLine(FONT_COLOR_CODE_CLOSE .. text)
            FashionTooltip:AddLine("|cffff2020" .. ext)
        else
            FashionTooltip:AddLine(HIGHLIGHT_FONT_COLOR_CODE .. text)
            if ext then
                FashionTooltip:AddLine(FONT_COLOR_CODE_CLOSE .. ext)
            end
        end
        FashionTooltip:Show()
    end)
    frame:SetScript("OnLeave", function(self)
        FashionTooltip:Hide()
    end)
end

-- Shows an item tooltip with optional transmog status text on hover.
function AddButtonOnEnterTooltipFashion(frame, itemLink, TransmogText, revert)

    if TransmogFrame_Find(itemLink, "|", 1, true) then
        local ex = TransmogFrame_Explode(itemLink, "|")

        if not ex[2] or not ex[3] then
            twferror('bad addButtonOnEnterTooltip itemLink syntax')
            twferror(itemLink)
            return false
        end

        frame:SetScript("OnEnter", function(self)
            FashionTooltip:SetOwner(this, "ANCHOR_RIGHT", -(this:GetWidth() / 4) + 10, -(this:GetHeight() / 4));
            FashionTooltip:SetHyperlink(string.sub(ex[3], 2, string.len(ex[3])));

            local tLabel = getglobal(FashionTooltip:GetName() .. "TextLeft2")
            if tLabel and TransmogText then
                if revert then
                    tLabel:SetText('|cfff471f5Transmogrified to:\n' .. TransmogText .. '\n|cffffd200Right-Click to revert\n|cffffffff' .. tLabel:GetText())
                else
                    tLabel:SetText('|cfff471f5Transmogrified to:\n' .. TransmogText .. '\n|cffffffff' .. tLabel:GetText())
                end
            end

            FashionTooltip:AddLine("");
            FashionTooltip:Show();

        end)
    else
        frame:SetScript("OnEnter", function(self)
            FashionTooltip:SetOwner(this, "ANCHOR_RIGHT", -(this:GetWidth() / 4) + 10, -(this:GetHeight() / 4));
            FashionTooltip:SetHyperlink(itemLink);
            local tLabel = getglobal(FashionTooltip:GetName() .. "TextLeft2")
            if tLabel and TransmogText then
                if revert then
                    tLabel:SetText('|cfff471f5Transmogrified to:\n' .. TransmogText .. '\n|cffffd200Right-Click to revert\n|cffffffff' .. tLabel:GetText())
                else
                    tLabel:SetText('|cfff471f5Transmogrified to:\n' .. TransmogText .. '\n|cffffffff' .. tLabel:GetText())
                end
            end
            FashionTooltip:Show();
        end)
    end
    frame:SetScript("OnLeave", function(self)
        FashionTooltip:Hide();
    end)
end

local characterPaperDollFrames = {
    CharacterHeadSlot,
    CharacterShoulderSlot,
    CharacterBackSlot,
    CharacterChestSlot,
    CharacterWristSlot,
    CharacterHandsSlot,
    CharacterWaistSlot,
    CharacterLegsSlot,
    CharacterFeetSlot,
    CharacterMainHandSlot,
    CharacterSecondaryHandSlot,
    CharacterRangedSlot,
}

EquipTransmogTooltip:SetScript("OnShow", function()
    if GameTooltip.itemLink then

        if not PaperDollFrame:IsVisible() then
            return
        end

        local _, _, itemLink = TransmogFrame_Find(GameTooltip.itemLink, "(item:%d+:%d+:%d+:%d+)");

        if not itemLink then
            return
        end

        for _, frame in ipairs(characterPaperDollFrames) do
            if GameTooltip:IsOwned(frame) == 1 then

                local itemName = GetItemInfo(itemLink)

                if Transmog.equippedTransmogs[itemName] then

                    local tLabel = getglobal(GameTooltip:GetName() .. "TextLeft2")

                    if tLabel then
                    end

                    GameTooltip:Show()
                end

            end

        end

    end
end)

EquipTransmogTooltip:SetScript("OnHide", function()
    GameTooltip.itemLink = nil
end)