-- Ade Alts: tooltip (recipe items show which of your alts can learn them)
local AA = AdeAlts

local PREFIX = { Pattern = 1, Recipe = 1, Plans = 1, Formula = 1, Schematic = 1, Manual = 1, Design = 1, Book = 1, Technique = 1 }

function AA.EnhanceTooltip(tt)
  if not AA.db or not AA.RIndex or tt.adeDone then return end
  local l1 = getglobal(tt:GetName() .. "TextLeft1")
  local txt = l1 and l1:GetText()
  if not txt then return end
  local _, _, pre, nm = string.find(txt, "^(%a+): (.+)$")
  if not pre or not PREFIX[pre] then return end
  local hits = AA.RIndex().byAny[string.lower(nm)]
  if not hits then return end
  tt.adeDone = true
  local key = string.lower(nm)
  local added = false
  for _, h in ipairs(hits) do
    for _, k in ipairs(AA.SortedAlts()) do
      local ch = AA.db.chars[k]
      local p = ch and ch.prof and ch.prof[h.prof]
      if p then
        if not added then
          tt:AddLine(" ")
          tt:AddLine("Ade Alts", 0.2, 1, 0.8)
          added = true
        end
        local col = "|cff" .. AA.ClassHex(ch.class)
        local label
        if not p.rec then
          label = "|cff808080" .. h.prof .. " recipes not scanned|r"
        else
          local has = false
          for _, n in ipairs(p.rec) do
            if string.lower(n) == key then has = true; break end
          end
          if has then
            label = "|cff808080already known|r"
          elseif h.c[3] > (p.r or 0) then
            label = "|cffff6060needs " .. h.prof .. " " .. h.c[3] .. " (has " .. (p.r or 0) .. ")|r"
          else
            label = "|cff40ff40can learn now|r"
          end
        end
        tt:AddDoubleLine(col .. ch.name .. "|r", label)
      end
    end
  end
  if added then tt:Show() end
end

local function Hook(tt)
  if not tt then return end
  local oldShow = tt:GetScript("OnShow")
  tt:SetScript("OnShow", function()
    if oldShow then oldShow() end
    AA.EnhanceTooltip(this)
  end)
  local oldHide = tt:GetScript("OnHide")
  tt:SetScript("OnHide", function()
    this.adeDone = nil
    if oldHide then oldHide() end
  end)
end

Hook(GameTooltip)
Hook(ItemRefTooltip)