local materials = {
	stone = "default:stone",
	desert_stone = "default:desert_stone",
	desert_sand = "default:desert_sand",
	chest = "default:chest",
	copper_ingot = "default:copper_ingot",
	steel_ingot = "default:steel_ingot",
	gold_ingot = "default:gold_ingot",
	mese = "default:mese",
	mese_crystal = "default:mese_crystal",
	mese_crystal_fragment = "default:mese_crystal_fragment",
	teleporter = "default:mese",
	glass = "default:glass",
}

if minetest.get_modpath("mcl_core") then
	materials = {
		stone = "mcl_core:stone",
		desert_stone = "mcl_core:redsandstone",
		desert_sand = "mcl_core:sand",
		chest = "mcl_chests:chest",
		steel_ingot = "mcl_core:iron_ingot",
		gold_ingot = "mcl_core:gold_ingot",
		mese = "mesecons_torch:redstoneblock",
		mese_crystal = "mesecons:redstone",
		mese_crystal_fragment = "mesecons:redstone",
		teleporter = "mesecons_torch:redstoneblock",
		copper_ingot = "mcl_copper:copper_ingot",
		glass = "mcl_core:glass",
	}
elseif minetest.get_modpath("fl_ores") and minetest.get_modpath("fl_stone") then
	materials = {
		stone = "fl_stone:stone",
		desert_stone = "fl_stone:desert_stone",
		desert_sand = "fl_stone:desert_sand",
		chest = "fl_storage:wood_chest",
		steel_ingot = "fl_ores:iron_ingot",
		gold_ingot = "fl_ores:gold_ingot",
		mese = "fl_ores:iron_ingot",
		mese_crystal = "fl_ores:iron_ingot",
		mese_crystal_fragment = "fl_ores:iron_ingot",
		teleporter = "fl_ores:iron_ingot",
		copper_ingot = "fl_ores:copper_ingot",
		glass = "fl_glass:framed_glass",
	}
elseif minetest.get_modpath("hades_core") then
	materials = {
		stone = "hades_core:stone",
		desert_stone = "hades_core:stone_baked",
		desert_sand = "hades_core:volcanic_sand",
		chest = "hades_chests:chest";
		steel_ingot = "hades_core:steel_ingot",
		gold_ingot = "hades_core:gold_ingot",
		mese = "hades_core:mese",
		mese_crystal = "hades_core:mese_crystal",
		mese_crystal_fragment = "hades_core:mese_crystal_fragment",
		teleporter = "hades_materials:teleporter_device",
		copper_ingot = "hades_core:copper_ingot",
		tin_ingot = "hades_core:tin_ingot",
		glass = "hades_core:glass",
	}
  if minetest.get_modpath("hades_default") then
		materials.desert_sand = "hades_default:desert_sand"
  end
end

-- Crafting recipes for pipes

minetest.register_craft( {
	output = "pipeworks:pipe_1_empty 12",
	recipe = {
			{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot },
			{ "", "", "" },
			{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot }
	},
})

minetest.register_craft( {
	output = "pipeworks:straight_pipe_empty 3",
	recipe = {
			{ "pipeworks:pipe_1_empty", "pipeworks:pipe_1_empty", "pipeworks:pipe_1_empty" },
	},
})

minetest.register_craft( {
	output = "pipeworks:spigot 3",
	recipe = {
			{ "pipeworks:pipe_1_empty", "" },
			{ "", "pipeworks:pipe_1_empty" },
	},
})

minetest.register_craft( {
output = "pipeworks:entry_panel_empty 2",
recipe = {
	{ "", materials.steel_ingot, "" },
	{ "", "pipeworks:pipe_1_empty", "" },
	{ "", materials.steel_ingot, "" },
},
})

-- Various ancillary pipe devices

minetest.register_craft( {
	output = "pipeworks:pump_off 2",
	recipe = {
			{ materials.stone, materials.steel_ingot, materials.stone },
			{ materials.copper_ingot, materials.mese_crystal_fragment, materials.copper_ingot },
			{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot }
	},
})

minetest.register_craft( {
	output = "pipeworks:valve_off_empty 2",
	recipe = {
			{ "", "group:stick", "" },
			{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot },
			{ "", materials.steel_ingot, "" }
	},
})

minetest.register_craft( {
	output = "pipeworks:storage_tank_0 2",
	recipe = {
			{ "", materials.steel_ingot, materials.steel_ingot },
			{ materials.steel_ingot, materials.glass, materials.steel_ingot },
			{ materials.steel_ingot, materials.steel_ingot, "" }
	},
})

minetest.register_craft( {
	output = "pipeworks:grating 2",
	recipe = {
			{ materials.steel_ingot, "", materials.steel_ingot },
			{ "", "pipeworks:pipe_1_empty", "" },
			{ materials.steel_ingot, "", materials.steel_ingot }
	},
})

minetest.register_craft( {
	output = "pipeworks:flow_sensor_empty 2",
	recipe = {
			{ "pipeworks:pipe_1_empty", "mesecons:mesecon", "pipeworks:pipe_1_empty" },
	},
})

minetest.register_craft( {
	output = "pipeworks:fountainhead 2",
	recipe = {
			{ "pipeworks:pipe_1_empty" },
			{ "pipeworks:pipe_1_empty" }
	},
})

-- injectors

minetest.register_craft( {
	output = "pipeworks:filter 2",
	recipe = {
			{ materials.steel_ingot, materials.steel_ingot, "basic_materials:plastic_sheet" },
			{ "group:stick", materials.mese_crystal, "basic_materials:plastic_sheet" },
			{ materials.steel_ingot, materials.steel_ingot, "basic_materials:plastic_sheet" }
	},
})

minetest.register_craft( {
	output = "pipeworks:mese_filter 2",
	recipe = {
			{ materials.steel_ingot, materials.steel_ingot, "basic_materials:plastic_sheet" },
			{ "group:stick", materials.mese, "basic_materials:plastic_sheet" },
			{ materials.steel_ingot, materials.steel_ingot, "basic_materials:plastic_sheet" }
	},
})

if minetest.get_modpath("digilines") then
	minetest.register_craft( {
		output = "pipeworks:digiline_filter 2",
		recipe = {
			{ materials.steel_ingot, materials.steel_ingot, "basic_materials:plastic_sheet" },
			{ "group:stick", "digilines:wire_std_00000000", "basic_materials:plastic_sheet" },
			{ materials.steel_ingot, materials.steel_ingot, "basic_materials:plastic_sheet" }
		},
	})
end

-- other

minetest.register_craft( {
	output = "pipeworks:autocrafter 2",
	recipe = {
			{ materials.steel_ingot, materials.mese_crystal, materials.steel_ingot },
			{ "basic_materials:plastic_sheet", materials.steel_ingot, "basic_materials:plastic_sheet" },
			{ materials.steel_ingot, materials.mese_crystal, materials.steel_ingot }
	},
})

minetest.register_craft( {
	output = "pipeworks:steel_block_embedded_tube 1",
	recipe = {
		{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot },
		{ materials.steel_ingot, "pipeworks:tube_1", materials.steel_ingot },
		{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot }
	},
})

minetest.register_craft( {
	output = "pipeworks:steel_pane_embedded_tube 1",
	recipe = {
		{ "", materials.steel_ingot, "" },
		{ "", "pipeworks:tube_1", "" },
		{ "", materials.steel_ingot, "" }
	},
})

minetest.register_craft({
	output = "pipeworks:trashcan",
	recipe = {
		{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
		{ materials.steel_ingot, "", materials.steel_ingot },
		{ materials.steel_ingot, materials.steel_ingot, materials.steel_ingot },
	},
})

minetest.register_craft( {
	output = "pipeworks:teleport_tube_1 2",
	recipe = {
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
			{ materials.desert_stone, materials.teleporter, materials.desert_stone },
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" }
	},
})

if pipeworks.enable_priority_tube then
	minetest.register_craft( {
		output = "pipeworks:priority_tube_1 6",
		recipe = {
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
			{ materials.gold_ingot, "", materials.gold_ingot },
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" }
		},
	})
end

if pipeworks.enable_accelerator_tube then
	minetest.register_craft( {
		output = "pipeworks:accelerator_tube_1 2",
		recipe = {
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
			{ materials.mese_crystal_fragment, materials.steel_ingot, materials.mese_crystal_fragment },
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" }
		},
	})
end

if pipeworks.enable_crossing_tube then
	minetest.register_craft( {
		output = "pipeworks:crossing_tube_1 5",
		recipe = {
			{ "", "pipeworks:tube_1", "" },
			{ "pipeworks:tube_1", "pipeworks:tube_1", "pipeworks:tube_1" },
			{ "", "pipeworks:tube_1", "" }
		},
	})
end

if pipeworks.enable_one_way_tube then
	minetest.register_craft({
		output = "pipeworks:one_way_tube 2",
		recipe = {
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
			{ "group:stick", materials.mese_crystal, "basic_materials:plastic_sheet" },
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" }
		},
	})
end

if pipeworks.enable_mese_tube then
	minetest.register_craft( {
		output = "pipeworks:mese_tube_000000 2",
		recipe = {
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
			{ "", materials.mese_crystal, "" },
			{ "basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" }
		},
	})

	minetest.register_craft( {
		type = "shapeless",
		output = "pipeworks:mese_tube_000000",
		recipe = {
			"pipeworks:tube_1",
			materials.mese_crystal_fragment,
			materials.mese_crystal_fragment,
			materials.mese_crystal_fragment,
			materials.mese_crystal_fragment,
		},
	})
end

if pipeworks.enable_sand_tube then
	minetest.register_craft( {
		output = "pipeworks:sand_tube_1 2",
		recipe = {
			{"basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet"},
			{"group:sand",                 "group:sand",                 "group:sand"},
			{"basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet"}
		},
	})

	minetest.register_craft( {
		output = "pipeworks:sand_tube_1",
		recipe = {
			{"group:sand", "pipeworks:tube_1", "group:sand"},
		},
	})
end

if pipeworks.enable_mese_sand_tube then
	minetest.register_craft( {
		output = "pipeworks:mese_sand_tube_1 2",
		recipe = {
			{"basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" },
			{"group:sand",				 materials.mese_crystal,	   "group:sand" },
			{"basic_materials:plastic_sheet", "basic_materials:plastic_sheet", "basic_materials:plastic_sheet" }
		},
	})

	minetest.register_craft( {
		type = "shapeless",
		output = "pipeworks:mese_sand_tube_1",
		recipe = {
			"pipeworks:sand_tube_1",
			materials.mese_crystal_fragment,
			materials.mese_crystal_fragment,
			materials.mese_crystal_fragment,
			materials.mese_crystal_fragment,
		},
	})
end

if pipeworks.enable_deployer then
	minetest.register_craft({
		output = "pipeworks:deployer_off",
		recipe = {
			{ "group:wood",	materials.chest,	"group:wood"	},
			{ materials.stone, "mesecons:piston",  materials.stone },
			{ materials.stone, "mesecons:mesecon", materials.stone },
		}
	})
end

if pipeworks.enable_dispenser then
	minetest.register_craft({
		output = "pipeworks:dispenser_off",
		recipe = {
			{ materials.desert_sand, materials.chest,	materials.desert_sand },
			{ materials.stone,	   "mesecons:piston",  materials.stone	   },
			{ materials.stone,	   "mesecons:mesecon", materials.stone	  },
		}
	})
end

if pipeworks.enable_node_breaker then
	minetest.register_craft({
		output = "pipeworks:nodebreaker_off",
		recipe = {
			{ "basic_materials:gear_steel", "basic_materials:gear_steel",   "basic_materials:gear_steel"	},
			{ materials.stone, "mesecons:piston",   materials.stone },
			{ "group:wood",	"mesecons:mesecon",  "group:wood" },
		}
	})
end