-- ===================================================================

local cvt = default.convert_node
local dont_reduce_node_count = default.dont_reduce_node_count

local nodepart
local neednode
local fromnode

local targetmod
local baselist
local modlist

-- ===================================================================

targetmod = "darkage"
baselist  = { "basalt_rubble", "marble_tile" }

for k,nodepart in pairs (baselist) do
    neednode   = targetmod .. ":slope_" .. nodepart
    fromnode   = targetmod .. ":"       .. nodepart
    local desc = string.gsub (nodepart, "_", " ")

    if  dont_reduce_node_count                      and
        coderblocks.has_moreblocks                  and
        minetest.registered_nodes [neednode] == nil and
        minetest.registered_nodes [fromnode] ~= nil then

        local img = targetmod .. "_" .. nodepart .. ".png"

        stairsplus:register_all (targetmod, nodepart, fromnode,
        {
            description = desc                  ,
            groups      = { cracky=2, stone=1 } ,
            tiles       = { img }               ,
        })
    end
end

cvt ("darkage:slab_marble_tile_1" ,
     "darkage:slab_marble_tile"   )

-- ===================================================================

targetmod = "technic"
baselist  =
{
    "carbon_steel_block"    ,
    "marble_bricks"         ,
    "stainless_steel_block" ,
}

for k,nodepart in pairs (baselist) do
    neednode = targetmod .. ":slope_" .. nodepart
    fromnode = targetmod .. ":"       .. nodepart

    if  dont_reduce_node_count                      and
        coderblocks.has_moreblocks                  and
        minetest.registered_nodes [neednode] == nil and
        minetest.registered_nodes [fromnode] ~= nil then

        local img = targetmod .. "_" .. nodepart .. ".png"

        stairsplus:register_all (targetmod, nodepart, fromnode,
        {
            groups      = { cracky=3, not_in_creative_inventory=1 } ,
            description = nodepart ,
            tiles       = { img }  ,
        })
    end
end

-- ===================================================================

cvt ("stairs:slope_quartz_block"                ,
     "stairs:slope_quartzblock"                 )

targetmod = "quartz"
baselist  = { "block" }

for k,nodepart in pairs (baselist) do
    neednode = targetmod .. ":slope_" .. nodepart
    fromnode = targetmod .. ":"       .. nodepart

    if  coderblocks.has_moreblocks                  and
        minetest.registered_nodes [neednode] == nil and
        minetest.registered_nodes [fromnode] ~= nil then

        local img = targetmod .. "_" .. nodepart .. ".png"

        stairsplus:register_all (targetmod, nodepart, fromnode,
        {
            groups      = { cracky=2, not_in_creative_inventory=1 } ,
            description = nodepart ,
            tiles       = { img }  ,
        })
    end
end

-- ===================================================================

targetmod = "prefab"
baselist  = { "concrete_block" }

for k,nodepart in pairs (baselist) do
    neednode = targetmod .. ":slope_" .. nodepart
    fromnode = targetmod .. ":"       .. nodepart

    if  dont_reduce_node_count                      and
        coderblocks.has_moreblocks                  and
        minetest.registered_nodes [neednode] == nil and
        minetest.registered_nodes [fromnode] ~= nil then

        local img = targetmod .. "_" .. nodepart .. ".png"

        stairsplus:register_all (targetmod, nodepart, fromnode,
        {
            groups      = { cracky=2, not_in_creative_inventory=1 } ,
            description = nodepart ,
            tiles       = { img }  ,
        })
    end
end

-- ===================================================================

modlist = { "basic_materials", "gloopblocks" }

for k_mod, v_mod in pairs (modlist) do
    targetmod = v_mod
    baselist  = { "cement", "cement_block" }

    for k,nodepart in pairs (baselist) do
        neednode = targetmod .. ":slope_" .. nodepart
        fromnode = targetmod .. ":"       .. nodepart

        if  coderblocks.has_moreblocks                  and
            minetest.registered_nodes [neednode] == nil and
            minetest.registered_nodes [fromnode] ~= nil then

            local img = targetmod .. "_" .. nodepart .. ".png"

            stairsplus:register_all (targetmod, nodepart, fromnode,
            {
                groups      = {
                    cracky=2, not_in_creative_inventory=1
                } ,
                description = nodepart ,
                tiles       = { img }  ,
            })
        end
    end
end

-- ===================================================================

nodepart = "circlestonebrick"
neednode = "stairs:stair_" .. nodepart
fromnode = "moreblocks:"   .. nodepart

if  dont_reduce_node_count                      and
    coderblocks.has_moreblocks                  and
    minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { cracky=3, not_in_creative_inventory=1 } ,
    { "moreblocks_circle_stone_bricks.png"  } ,
    "Circle Stone Brick"                      ,
    default.sound_stone())
end

-- ===================================================================

nodepart = "hardwood"
neednode = "stairs:stair_"    .. nodepart
fromnode = "building_blocks:" .. nodepart

if  dont_reduce_node_count                      and
    coderblocks.has_moreblocks                  and
    minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { choppy=1, not_in_creative_inventory=1 } ,
    { "moreblocks_circle_stone_bricks.png"  } ,
    "Hardwood"                                ,
    default.sound_wood())
end

-- ===================================================================

nodepart = "hemp_block"
neednode = "stairs:stair_" .. nodepart
fromnode = "farming:"      .. nodepart

if  dont_reduce_node_count                      and
    minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { choppy=2, snappy=2,
      oddly_breakable_by_hand=3,
      not_in_creative_inventory=1 } ,
    { "farming_hemp_block.png"    } ,
    "Hemp Block"                    ,
    default.node_sound_leaves_defaults())
end

-- ===================================================================

nodepart = "pumpkin"
neednode = "stairs:stair_" .. nodepart
fromnode = "farming:"      .. nodepart

if  dont_reduce_node_count                      and
    minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { choppy=2, snappy=2,
      oddly_breakable_by_hand=3,
      not_in_creative_inventory=1 } ,
    { "farming_pumpkin.png"       } ,
    "Pumpkin"                       ,
    default.node_sound_leaves_defaults())
end

-- ===================================================================

nodepart = "iron_stone_bricks"
neednode = "stairs:stair_" .. nodepart
fromnode = "moreblocks:"   .. nodepart

if  dont_reduce_node_count                      and
    coderblocks.has_moreblocks                  and
    minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { cracky=3, not_in_creative_inventory=1   } ,
    { "moreblocks_iron_stone_bricks.png"      } ,
    "Iron Stone Bricks"                         ,
    default.sound_stone())
end

-- ===================================================================
-- "stairs:stair_white" and related from "bakedclay:"

nodepart = "white"
neednode = "stairs:stair_" .. nodepart
fromnode = "bakedclay:"    .. nodepart

if  minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { cracky=3, not_in_creative_inventory=1   } ,
    { "baked_clay_white.png"                  } ,
    "White Baked Clay"                          ,
    default.sound_stone())
end

-- ===================================================================
-- "stairs:slab_stonesquare" and related from "poudlard:"

nodepart = "stonesquare"
neednode = "stairs:slab_" .. nodepart
fromnode = "poudlard:"    .. nodepart

if  dont_reduce_node_count                      and
    minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { cracky=3, not_in_creative_inventory=1   } ,
    { "poudlard_stonesquare.png"              } ,
    "Stone Square"                              ,
    default.sound_stone())
end

-- ===================================================================

local color

local wool_colors =
{
    "red"   , "white" , "blue"   , "green"  , "dark_green" ,
    "black" , "cyan"  , "orange" , "yellow" , "dark_grey"  ,
}

for _,color in pairs (wool_colors) do
    nodepart = "wool_"         .. color
    neednode = "stairs:slope_" .. nodepart
    fromnode = "wool:"         .. color

    if  minetest.registered_nodes [neednode] == nil and
        minetest.registered_nodes [fromnode] ~= nil then
        stairs.register_all (nodepart, fromnode,
        {
            snappy=2, choppy=2,
            oddly_breakable_by_hand=3,
            not_in_creative_inventory=1,
            flammable=3, wool=1
        } ,

        { nodepart .. ".png" } ,
        " Wool - " .. color    ,
        default.node_sound_defaults())
    end
end

-- ===================================================================
-- "stairs:slope_shingles_asphalt" and related from "homedecor:"

nodepart = "shingles_asphalt"
neednode = "stairs:slope_" .. nodepart
fromnode = "homedecor:"    .. nodepart

if  minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { snappy=3, not_in_creative_inventory=1   } ,
    { "homedecor_shingles_asphalt.png"        } ,
    "Asphalt Shingles"                          ,
    default.sound_wood())
end

-- ===================================================================
-- "stairs:slope_shingles_terracotta" and related from "homedecor:"

nodepart = "shingles_terracotta"
neednode = "stairs:slope_" .. nodepart
fromnode = "homedecor:"    .. nodepart

if  minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { snappy=3, not_in_creative_inventory=1   } ,
    { "homedecor_shingles_terracotta.png"     } ,
    "Terracotta Shingles"                       ,
    default.sound_wood())
end

-- ===================================================================

nodepart = "shingles_wood"
neednode = "stairs:slope_" .. nodepart
fromnode = "homedecor:"    .. nodepart

if  minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { snappy=3, not_in_creative_inventory=1 } ,
    { "homedecor_shingles_wood.png"         } ,
    "Wood Shingles"                           ,
    default.sound_wood())
end

-- ===================================================================
-- "stairs:stair_moonbrick" and related from "xdecor:"

nodepart = "moonbrick"
neednode = "stairs:stair_" .. nodepart
fromnode = "xdecor:"       .. nodepart

if  minetest.registered_nodes [neednode] == nil and
    minetest.registered_nodes [fromnode] ~= nil then

    stairs.register_all (nodepart, fromnode,
    { cracky=3, not_in_creative_inventory=1 } ,
    { "xdecor_moonbrick.png"                } ,
    "Moon Brick"                              ,
    default.sound_stone())
end

-- ===================================================================

-- RJK: This one is a special case due to inconsistent naming.
--
neednode = "stairs:slope_tar"
if minetest.registered_nodes [neednode] == nil and
   stairs.register_slope ~= nil then
    stairs.register_slope ("tar", "building_blocks:Tar" ,
    { snappy=3 } ,
    { "building_blocks_tar.png" } ,
    "Tar")
end

-- ===================================================================

cvt ("stairs:slab_button_0"               ,
     "stairs:slab_quartzblock"            )

cvt ("stairs:slab_buttonFFFFFF"           ,
     "stairs:slab_quartzblock"            )

cvt ("stairs:stair_buttonFFFFFF"          ,
     "stairs:stair_quartzblock"           )

cvt ("stairs:slab_permafrost_with_stones" ,
     "stairs:slab_stone"                  )

cvt ("stairs:stair_inner_stonebrick"      ,
     "moreblocks:stair_stonebrick_inner"  )

cvt ("stairs:stair_outer_stonebrick"      ,
     "moreblocks:stair_stonebrick_outer"  )

cvt ("stairs:slab_stone_brick"            ,
     "stairs:slab_stonebrick"             )

cvt ("stairs:stair_stone_brick"           ,
     "stairs:stair_stonebrick"            )

cvt ("stairs:slab_tree"                   ,
     "stairs:slab_wood"                   )

cvt (    "stairs:slope_stone"             ,
     "moreblocks:slope_stone"             )

cvt ("stairs:stair_tree"                  ,
     "stairs:stair_wood"                  )

cvt ("default:junglewood_innerstair"      ,
     "stairs:stair_inner_junglewood"      )

-- ===================================================================

cvt (    "stairs:slope_cobble"            ,
     "moreblocks:slope_cobble"            )

cvt (    "stairs:slope_desert_stone"      ,
     "moreblocks:slope_desert_stone"      )

cvt (    "stairs:slope_junglewood"        ,
     "moreblocks:slope_junglewood"        )

cvt (    "stairs:slope_sandstone"         ,
     "moreblocks:slope_sandstone"         )

-- ===================================================================
-- End of module.