Spring RTS Engine

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--
--  file:    armorDefs.lua
--  brief:   armor definitions
--
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local armorDefs = {

  WALL = {
    "barricade",
  },


  -- populated automatically
  PLANES = {},
  ELSE   = {},
}

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local function tobool(val)
  local t = type(val)
  if (t == 'nil') then
    return false
  elseif (t == 'boolean') then
    return val
  elseif (t == 'number') then
    return (val ~= 0)
  elseif (t == 'string') then
    return ((val ~= '0') and (val ~= 'false'))
  end
  return false
end

 -- add anything that can fly to the PLANES category
for name, ud in pairs(DEFS.unitDefs) do
  if (tobool(ud.canfly)) then
    table.insert(armorDefs.PLANES, name)
  end
end

 -- put any unit that doesn't go in any other category in ELSE
for name, ud in pairs(DEFS.unitDefs) do
  local found
  for categoryName, categoryTable in pairs(armorDefs) do
    for _, usedName in pairs(categoryTable) do
      if (usedName == name) then
        found = true
      end
    end
  end
  if (not found) then
    table.insert(armorDefs.ELSE, name)
  end
end
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-- convert to named maps  (does anyone know what 99 is for?  :)

for categoryName, categoryTable in pairs(armorDefs) do
  local t = {}
  for _, unitName in pairs(categoryTable) do
    t[unitName] = 99
  end
  armorDefs[categoryName] = t
end


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local system = VFS.Include('gamedata/system.lua')

return system.lowerkeys(armorDefs)

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