Add basic reward mod

mods/reward/init.lua

@@ -0,0 +1,43 @@
+playerRewardsHUD = {}
+playerReturnsHUD = {}
+
+minetest.register_on_joinplayer(function(player)
+	-- Get the dig and place count from storage, or default to 0
+	local meta = player:get_meta()
+	meta:set_int("reward", 0)
+	meta:set_int("return", 0)
+
+	local player_name = player:get_player_name()
+	local idxReward = player:hud_add({
+		hud_elem_type = "text",
+		position = {x = 1, y = 0}, -- right, top
+		offset = {x=-40, y = 0},
+		scale = {x = 100, y = 100},
+		alignment = {x = -1, y = 1}, -- position specifies top right corner position
+		text = "Reward: " .. meta:get_string("reward"),
+		name = "reward",
+	})
+	local idxReturn = player:hud_add({
+		hud_elem_type = "text",
+		position = {x = 1, y = 0}, -- right, top
+		offset = {x=-40, y = 20},
+		scale = {x = 100, y = 100},
+		alignment = {x = -1, y = 1}, -- position specifies top right corner position
+		text = "Return: " .. meta:get_string("return"),
+		name = "return",
+	})
+	playerRewardsHUD[player_name] = idxReward
+	playerReturnsHUD[player_name] = idxReturn
+end)
+
+minetest.register_globalstep(function(dtime)
+	local players = minetest.get_connected_players()
+	for _, player in ipairs(players) do
+		local name = player:get_player_name()
+		local meta = player:get_meta()
+		meta:set_int("reward", 1)
+		meta:set_int("return", meta:get_int("return") + meta:get_int("reward"))
+		player:hud_change(playerReturnsHUD[name], "text", "Return: " .. meta:get("return"))
+		player:hud_change(playerRewardsHUD[name], "text", "Reward: " .. meta:get("reward"))
+	end
+end)