local ENABLE_STAIRSPLUS = false

local reg_item = ocutil.safe_register_item
local reg_node = ocutil.safe_register_node

--
--  Item Registration
--

--  Emerald Crystal
reg_item ("emeralds:crystal", {
    description = "Emerald Crystal",
    inventory_image = "emerald_crystal_full.png",
})

reg_item ("emeralds:crystal_piece", {
    description = "Emerald Crystal Piece",
    inventory_image = "emerald_crystal_piece.png",
})

--
-- Node Registration
--

--  Ore
reg_node ("emeralds:ore", {
    description = "Emerald Ore",
    tiles = {"default_stone.png^emerald_ore.png"},
    groups = {cracky=3, stone=1},
    drop = 'emeralds:crystal',
    sounds = default.sound_stone(),
})

minetest.register_ore({
    ore_type = "scatter",
    ore = "emeralds:ore",
    wherein = "default:stone",
    clust_scarcity = 5*5*5,
    clust_num_ores = 5,
    clust_size = 5,
    y_min = -5000,
    y_max = -5,
})

-- Emerald Block
reg_node ("emeralds:block", {
    description = "Emerald Block",
    tiles = {"emerald_block.png"},
    groups = {cracky=3, oddly_breakable_by_hand=1},
    sounds = default.node_sound_glass_defaults(),
})

-- Chiseled Emerald
reg_node ("emeralds:chiseled", {
    description = "Chiseled Emerald",
    tiles = {"emerald_chiseled.png"},
    groups = {cracky=3, oddly_breakable_by_hand=1},
    sounds = default.node_sound_glass_defaults(),
})

-- Emerald Pillar
reg_node ("emeralds:pillar", {
    description = "Emerald Pillar",
    paramtype2 = "facedir",
    tiles = {"emerald_pillar_top.png", "emerald_pillar_top.png", "emerald_pillar_side.png"},
    groups = {cracky=3, oddly_breakable_by_hand=1},
    sounds = default.node_sound_glass_defaults(),
    on_place = minetest.rotate_node
})

-- Stairs & Slabs
stairs.register_stair_and_slab("emeraldblock", "emeralds:block",
        {cracky=3, oddly_breakable_by_hand=1},
        {"emerald_block.png"},
        "Emerald stair",
        "Emerald slab",
        default.node_sound_glass_defaults())

stairs.register_slab("emeraldstair", "emeralds:pillar",
        {cracky=3, oddly_breakable_by_hand=1},
        {"emerald_pillar_top.png", "emerald_pillar_top.png", "emerald_pillar_side.png"},
        "Emerald Pillar slab",
        default.node_sound_glass_defaults())

--
-- Crafting
--

-- Emerald Crystal Piece
minetest.register_craft({
    output = '"emeralds:crystal_piece" 3',
    recipe = {
        {'emeralds:crystal'}
    }
})

-- Emerald Block
minetest.register_craft({
    output = '"emeralds:block" 4',
    recipe = {
        {'emeralds:crystal', 'emeralds:crystal', ''},
        {'emeralds:crystal', 'emeralds:crystal', ''},
        {'', '', ''}
    }
})

-- Chiseled Emerald
minetest.register_craft({
    output = 'emeralds:chiseled 2',
    recipe = {
        {'stairs:slab_emeraldblock', '', ''},
        {'stairs:slab_emeraldblock', '', ''},
        {'', '', ''},
    }
})

-- Chiseled Emerald (for stairsplus)
minetest.register_craft({
    output = 'emeralds:chiseled 2',
    recipe = {
        {'emeralds:slab_block', '', ''},
        {'emeralds:slab_block', '', ''},
        {'', '', ''},
    }
})

-- Emerald Pillar
minetest.register_craft({
    output = 'emeralds:pillar 2',
    recipe = {
        {'emeralds:block', '', ''},
        {'emeralds:block', '', ''},
        {'', '', ''},
    }
})

--Emerald Pickaxe
minetest.register_craft({
    output = 'emeralds:pickaxe',
    recipe = {
        {'emeralds:crystal_piece', 'emeralds:crystal_piece', 'emeralds:crystal_piece'},
        {'', 'default:stick', ''},
        {'', 'default:stick', ''},
    }
})

--Emerald Axe
minetest.register_craft({
    output = 'emeralds:axe',
    recipe = {
        {'', 'emeralds:crystal_piece', 'emeralds:crystal_piece'},
        {'', 'default:stick', 'emeralds:crystal_piece'},
        {'', 'default:stick', ''},
    }
})

--Emerald Shovel
minetest.register_craft({
    output = 'emeralds:shovel',
    recipe = {
        {'', 'emeralds:crystal_piece', ''},
        {'', 'default:stick', ''},
        {'', 'default:stick', ''},
    }
})

--Emerald Hoe
minetest.register_craft({
    output = 'emeralds:hoe',
    recipe = {
        {'', 'emeralds:crystal_piece', 'emeralds:crystal_piece'},
        {'', 'default:stick', ''},
        {'', 'default:stick', ''},
    }
})

--Emerald Sword
minetest.register_craft({
    output = 'emeralds:sword',
    recipe = {
        {'', 'emeralds:crystal_piece', ''},
        {'', 'emeralds:crystal_piece', ''},
        {'', 'default:stick', ''},
    }
})
--
-- ABMS
--

local dirs2 = {12, 9, 18, 7, 12}

-- Replace all instances of the horizontal emerald pillar with the
minetest.register_abm({
    nodenames = {"emeralds:pillar_horizontal"},
    interval = 1,
    chance = 1,
    action = function(pos, node, active_object_count, active_object_count_wider)
        local fdir = node.param2 or 0
            nfdir = dirs2[fdir+1]
        minetest.add_node(pos, {name = "emeralds:pillar", param2 = nfdir})
    end,
})

--
-- Compatibility with stairsplus
--

if  coderblocks.has_moreblocks and ENABLE_STAIRSPLUS then
    register_stair_slab_panel_micro("emerald", "block", "emeralds:block",
        {cracky=3},
        {"emerald_block.png"},
        "Emerald Block",
        "block",
        0
    )

    register_stair_slab_panel_micro("emerald", "chiseled", "emeralds:chiseled",
        {cracky=3},
        {"emerald_chiseled.png"},
        "Chiseled Emerald",
        "chiseled",
        0
    )

    register_stair_slab_panel_micro("emerald", "pillar", "emeralds:pillar",
        {cracky=3},
        {"emerald_pillar_top.png", "emerald_pillar_top.png", "emerald_pillar_side.png"},
        "Emerald Pillar",
        "pillar",
        0
    )

    table.insert(circular_saw.known_stairs, "emeralds:block")
    table.insert(circular_saw.known_stairs, "emeralds:chiseled")
    table.insert(circular_saw.known_stairs, "emeralds:pillar")
end

-- Tools Registration

-- Emerald Pickaxe
minetest.register_tool(":emeralds:pickaxe", {
    description = "Emerald Pickaxe",
    inventory_image = "emerald_pickaxe.png",
    tool_capabilities = {
        full_punch_interval = 1.0,
        max_drop_level=1,
        groupcaps={
            cracky = {times={[1]=4.00, [2]=1.60, [3]=0.80}, uses=60, maxlevel=2},
        },
        damage_groups = {fleshy=4},
    },
    sound = {breaks = "default_tool_breaks"},
})

-- Emerald Axe
minetest.register_tool(":emeralds:axe", {
    description = "Emerald Axe",
    inventory_image = "emerald_axe.png",
    tool_capabilities = {
        full_punch_interval = 1.0,
        max_drop_level=1,
        groupcaps={
            choppy={times={[1]=2.50, [2]=1.40, [3]=1.00}, uses=60, maxlevel=2},
        },
        damage_groups = {fleshy=4},
    },
    sound = {breaks = "default_tool_breaks"},
})

-- Emerald Shovel
minetest.register_tool(":emeralds:shovel", {
    description = "Emerald Shovel",
    inventory_image = "emerald_shovel.png",
    tool_capabilities = {
        full_punch_interval = 1.1,
        max_drop_level=1,
        groupcaps={
            crumbly = {times={[1]=1.50, [2]=0.90, [3]=0.40}, uses=80, maxlevel=2},
        },
        damage_groups = {fleshy=3},
    },
    sound = {breaks = "default_tool_breaks"},
})

-- Emerald Hoe

if type (farming) == "table" then
farming.register_hoe("emeralds:hoe", {
    description = "Emerald Hoe",
    inventory_image = "emerald_hoe.png",
    max_uses = 440,
    material = "emeralds:crystal_piece"
})
end

-- Emerald Sword
minetest.register_tool(":emeralds:sword", {
    description = "Emerald Sword",
    inventory_image = "emerald_sword.png",
    tool_capabilities = {
        full_punch_interval = 0.8,
        max_drop_level=1,
        groupcaps={
            snappy={times={[1]=2.5, [2]=1.20, [3]=0.35}, uses=80, maxlevel=2},
        },
        damage_groups = {fleshy=6},
    },
    sound = {breaks = "default_tool_breaks"},
})