-- Coords.lua
local _;
local CTimerAfter = C_Timer.After;

local updating = false;
local frame = CreateFrame("Frame", "OmaCoords", UIParent);
frame:SetPoint("CENTER", UIParent, "CENTER", 0, 60);
frame:SetWidth(1);
frame:SetHeight(1);
frame.text = frame:CreateFontString(nil, "OVERLAY", "GameFontHighlight");
frame.text:SetPoint("CENTER");
frame:Hide();

local function update()
    if updating then
        local vec = C_Map.GetPlayerMapPosition(C_Map.GetBestMapForUnit("player"), "player");
        if vec then
            local x, y = vec:GetXY();
            frame.text:SetFormattedText("%.1f, %.1f", x*100, y*100);
        else
            frame.text:SetFormattedText("not available");
        end
        CTimerAfter(0.2, update);
    end
end

SLASH_OMACOORDS1 = "/coords";
function SlashCmdList.OMACOORDS()
    if frame:IsShown() then
        updating = false;
        frame:Hide();
    else
        updating = true;
        update();
        frame:Show();
    end
end