local addon, ns = ...
local L = ns.L

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-- # MODULES > MAPS > WORLD MAP
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-- # COORDINATES
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local coords = CreateFrame('Frame', 'CoordsFrame', WorldMapFrame)
coords:SetFrameLevel(WorldMapFrame.BorderFrame.TitleContainer:GetFrameLevel() + 2)
coords:SetFrameStrata(WorldMapFrame.BorderFrame.TitleContainer:GetFrameStrata())

coords.PlayerText = coords:CreateFontString(nil, 'ARTWORK', 'GameFontHighlight')
coords.PlayerText:SetPoint('TOPLEFT', WorldMapFrame.BorderFrame.TitleContainer, 'TOPLEFT', 50, -5)
coords.PlayerText:SetJustifyH('LEFT')
coords.PlayerText:SetText(UnitName('player')..': 0, 0')

coords.MouseText = coords:CreateFontString(nil, 'ARTWORK', 'GameFontHighlight')
coords.MouseText:SetJustifyH('LEFT')
coords.MouseText:SetPoint('TOPLEFT', coords.PlayerText, 'TOPRIGHT', 10, 0)
coords.MouseText:SetText(L.MAP_CURSOR..': 0, 0')

local mapRects, tempVec2D = {}, CreateVector2D(0, 0)
local function GetPlayerMapPos(mapID)
  tempVec2D.x, tempVec2D.y = UnitPosition('player')
  if not tempVec2D.x then return end

  local mapRect = mapRects[mapID]
  if not mapRect then
    local _, pos1 = C_Map.GetWorldPosFromMapPos(mapID, CreateVector2D(0, 0))
    local _, pos2 = C_Map.GetWorldPosFromMapPos(mapID, CreateVector2D(1, 1))
    if not pos1 or not pos2 then return end
    mapRect = {pos1, pos2}
    mapRect[2]:Subtract(mapRect[1])
    mapRects[mapID] = mapRect
  end
  tempVec2D:Subtract(mapRect[1])

  return (tempVec2D.y/mapRect[2].y), (tempVec2D.x/mapRect[2].x)
end

local int = 0
WorldMapFrame:HookScript('OnUpdate', function()
  int = int + 1
  if int >= 3 then
    local unitMap = C_Map.GetBestMapForUnit('player')
    local x, y = 0, 0

    if unitMap then
      x, y = GetPlayerMapPos(unitMap)
    end

    if x and y and x >= 0 and y >= 0 then
      coords.PlayerText:SetFormattedText('|cff1994ff%s:|r %.2f, %.2f', UnitName('player'), x * 100, y * 100)
    else
      coords.PlayerText:SetText('|cff1994ff'..UnitName('player')..':|r '..'|cffff0000'..L.MAP_BOUNDS..'!|r')
    end

    if WorldMapFrame.ScrollContainer:IsMouseOver() then
      local mouseX, mouseY = WorldMapFrame.ScrollContainer:GetNormalizedCursorPosition()
      if mouseX and mouseY and mouseX >= 0 and mouseY >= 0 then
        coords.MouseText:SetFormattedText('|cff1994ff%s:|r %.2f, %.2f', L.MAP_CURSOR, mouseX * 100, mouseY * 100)
      else
        coords.MouseText:SetText('|cff1994ff'..L.MAP_CURSOR..':|r |cffff0000'..L.MAP_BOUNDS..'!|r')
      end
    else
      coords.MouseText:SetText('|cff1994ff'..L.MAP_CURSOR..':|r |cffff0000'..L.MAP_BOUNDS..'!|r')
    end

    int = 0
  end
end)