Add a mana potion.

kingdoms/gen.lua

@@ -8,6 +8,7 @@ if kingdoms.config.mapgen then
 
     default.register_biomes()
     default.register_decorations()
+    flowers.register_decorations()
     kingdoms.log("action", "Applied mapgen settings.")
 end
 magic.register_mapgen()

magic/init.lua

@@ -24,6 +24,7 @@ domodfile("crafts.lua")
 domodfile("timegens.lua")
 domodfile("crystals.lua")
 domodfile("spells.lua")
+domodfile("potions.lua")
 domodfile("turrets.lua")
 
 domodfile("spells/action.lua")

magic/potions.lua

@@ -0,0 +1,81 @@
+function magic.register_potion(name, def)
+    local item_def = {
+        description = def.description,
+        drawtype = "plantlike",
+        tiles = {"vessels_glass_bottle.png^[colorize:"..def.color..":200"},
+        inventory_image = "vessels_glass_bottle.png^[colorize:"..def.color..":200",
+        wield_image = "vessels_glass_bottle.png^[colorize:"..def.color..":200",
+        paramtype = "light",
+        is_ground_content = false,
+        walkable = false,
+        selection_box = {
+            type = "fixed",
+            fixed = {-0.25, -0.5, -0.25, 0.25, 0.3, 0.25}
+        },
+        groups = {vessel = 1, dig_immediate = 3, attached_node = 1},
+        sounds = default.node_sound_glass_defaults(),
+    }
+    local function docost(player)
+        if def.harmful then
+            return magic.require_energy(player, def.cost, true)
+        else
+            return magic.require_mana(player, def.cost, true)
+        end
+    end
+    if def.on_use then
+        function item_def.on_use(itemstack, player)
+            if def.cost then
+                if not docost(player) then return end
+            end
+            if def.on_use(itemstack, player) then
+                if player:get_inventory():room_for_item("main", "vessels:glass_bottle") then
+                    player:get_inventory():add_item("main", "vessels:glass_bottle")
+                else
+                    minetest.add_item(pos, "vessels:glass_bottle")
+                end
+                itemstack:take_item()
+            end
+            return itemstack
+        end
+    end
+    minetest.register_node(name, item_def)
+end
+
+magic.register_potion("magic:water_bottle", {
+    description = "Bottle of Water",
+    color = "#02A",
+})
+
+minetest.register_craft({
+    output = "magic:water_bottle",
+    type = "shapeless",
+    recipe = {"vessels:glass_bottle", "bucket:bucket_water"},
+    replacements = {{"bucket:bucket_water", "bucket:bucket_empty"}},
+})
+
+magic.register_potion("magic:purified_water_bottle", {
+    description = "Purified Bottle of Water",
+    color = "#23B",
+})
+
+minetest.register_craft({
+    type = "cooking",
+    output = "magic:purified_water_bottle",
+    recipe = "magic:water_bottle",
+    cooktime = 5,
+})
+
+magic.register_potion("magic:minor_mana_potion", {
+    description = "Minor Mana Restoration Potion",
+    color = "#00F",
+    on_use = function(itemstack, player)
+        magic.require_mana(player, -2)
+        return true
+    end,
+})
+
+minetest.register_craft({
+    output = "magic:minor_mana_potion",
+    type = "shapeless",
+    recipe = {"magic:water_bottle", "flowers:geranium"},
+})