Experimental battery - not finished yet

mesecons_battery/depends.txt

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+mesecons

mesecons_battery/init.lua

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+for i = 1, 5 do
+	minetest.register_node("mesecons_battery:battery_charging_"..i, {
+		drawtype = "nodebox",
+		tiles = {"jeija_battery_charging.png"},
+		paramtype = "light",
+		is_ground_content = true,
+		walkable = true,
+		node_box = {
+			type = "fixed",
+			fixed = {
+				{-0.499, -0.499, -0.499, -0.4,   0.499,       0.499},
+				{ 0.499, -0.499, -0.499,  0.4,   0.499,       0.499},
+				{-0.499, -0.499, -0.499,  0.499, 0.499,      -0.4  },
+				{-0.499, -0.499,  0.499,  0.499, 0.499,       0.4  },
+				{-0.4  , -0.5  , -0.4  ,  0.4  , 1*(i/5)-0.5, 0.4}}
+		},
+
+		selection_box = {
+			type = "fixed",
+			fixed = {
+				{-0.499, -0.499, -0.499, -0.4,   0.499,       0.499},
+				{ 0.499, -0.499, -0.499,  0.4,   0.499,       0.499},
+				{-0.499, -0.499, -0.499,  0.499, 0.499,      -0.4  },
+				{-0.499, -0.499,  0.499,  0.499, 0.499,       0.4  },
+				{-0.4  , -0.5  , -0.4  ,  0.4  , 1*(i/5)-0.5, 0.4}}
+		},
+		groups = {dig_immediate=2},
+	    	description="Battery",
+	})
+	mesecon:add_receptor_node_off("mesecons_battery:battery_charging_"..i)
+end
+
+for i = 1, 5 do
+	minetest.register_node("mesecons_battery:battery_discharging_"..i, {
+		drawtype = "nodebox",
+		tiles = {"jeija_battery_discharging.png"},
+		paramtype = "light",
+		is_ground_content = true,
+		walkable = true,
+		node_box = {
+			type = "fixed",
+			fixed = {
+				{-0.499, -0.499, -0.499, -0.4,   0.499,       0.499},
+				{ 0.499, -0.499, -0.499,  0.4,   0.499,       0.499},
+				{-0.499, -0.499, -0.499,  0.499, 0.499,      -0.4  },
+				{-0.499, -0.499,  0.499,  0.499, 0.499,       0.4  },
+				{-0.4  , -0.5  , -0.4  ,  0.4  , 1*(i/5)-0.5, 0.4}}
+		},
+
+		selection_box = {
+			type = "fixed",
+			fixed = {
+				{-0.499, -0.499, -0.499, -0.4,   0.499,       0.499},
+				{ 0.499, -0.499, -0.499,  0.4,   0.499,       0.499},
+				{-0.499, -0.499, -0.499,  0.499, 0.499,      -0.4  },
+				{-0.499, -0.499,  0.499,  0.499, 0.499,       0.4  },
+				{-0.4  , -0.5  , -0.4  ,  0.4  , 1*(i/5)-0.5, 0.4}}
+		},
+		groups = {dig_immediate=2},
+	    	description="Battery",
+	})
+	mesecon:add_receptor_node("mesecons_battery:battery_discharging_"..i)
+end
+
+minetest.register_on_placenode(function (pos, newnode, placer)
+	meta = minetest.env:get_meta(pos)
+	meta:set_int("batterstate", 0)
+	meta:set_int("charging", 0)
+end)
+
+minetest.register_on_punchnode(function(pos, node, puncher)
+	if string.find(node.name, "mesecons_battery:battery_charging") then
+		local meta = minetest.env:get_meta(pos);
+		local batterystate = meta:get_int("batterystate")
+		local charging = meta:get_int("charging")
+		minetest.env:add_node(pos, {name=string.gsub(node.name, "charging", "discharging")})
+		mesecon:receptor_on(pos)
+		meta:set_int("batterystate", batterystate)
+		meta:set_int("charging", charging)
+	end
+	if string.find(node.name, "mesecons_battery:battery_discharging") then
+		local meta = minetest.env:get_meta(pos);
+		local batterystate = meta:get_int("batterystate")
+		local charging = meta:get_int("charging")
+		minetest.env:add_node(pos, {name=string.gsub(node.name, "discharging", "charging")})
+		mesecon:receptor_off(pos)
+		meta:set_int("batterystate", batterystate)
+		meta:set_int("charging", charging)
+	end
+end)
+
+minetest.register_abm({
+nodenames = {"mesecons_battery:battery_charging_1", "mesecons_battery:battery_charging_2", "mesecons_battery:battery_charging_3", "mesecons_battery:battery_charging_4", "mesecons_battery:battery_charging_5"},
+	interval = 1,
+	chance = 1,
+	action = function(pos, node, active_object_count, active_object_count_wider)
+		local meta = minetest.env:get_meta(pos);
+		if meta:get_int("charging") == 1 then
+			local batterystate = meta:get_int("batterystate")
+			local charging = meta:get_int("charging")
+			local name = node.name;
+			if batterystate < 100 then --change battery charging state
+				batterystate = batterystate + 1
+			end
+
+			if string.find(node.name, tostring(math.ceil(batterystate/20))) == nil then
+				node.name = string.gsub(node.name, tostring(math.ceil(batterystate/20)-1), tostring(math.ceil(batterystate/20))) --change node for new nodebox model
+			end
+			minetest.env:add_node(pos, node)
+			meta:set_int("batterystate", batterystate)
+			meta:set_int("charging", charging)
+		end
+	end,
+})
+
+mesecon:register_on_signal_on(function(pos, node)
+	if string.find(node.name, "mesecons_battery:battery") then
+		minetest.env:get_meta(pos):set_int("charging", 1)
+	end
+end)
+
+mesecon:register_on_signal_off(function(pos, node)
+	if string.find(node.name, "mesecons_battery:battery") then
+		minetest.env:get_meta(pos):set_int("charging", 0)
+	end
+end)
+
+minetest.register_on_punchnode(function(pos, node, puncher)
+	print(minetest.env:get_meta(pos):get_int("batterystate"))
+end)