vulcanus rework

vulcanus.lua

@@ -0,0 +1,46 @@
+local util = require("data-util")
+
+if mods["space-age"] then
+if not data.raw.recipe["stone-from-lava"] then
+  data:extend({
+  {
+    type = "recipe",
+    name = "stone-from-lava",
+    icons = {
+     {icon = "__space-age__/graphics/icons/fluid/lava.png", icon_size=64, shift={0,-8}},
+     {icon = "__base__/graphics/icons/stone.png", icon_size=64, scale = 0.333, shift={0,8}},
+    },
+    category = "metallurgy",
+    subgroup = "vulcanus-processes",
+    order = "a[melting]-a[lava-a]",
+    auto_recycle = false,
+    enabled = false,
+    ingredients =
+    {
+      {type = "item", name = "calcite", amount = 1},
+      {type = "fluid", name = "lava", amount = 500},
+      {type = "fluid", name = "water", amount = 250},
+    },
+    energy_required = 16,
+    results =
+    {
+      {type = "item", name = "stone", amount = 25},
+    },
+    allow_productivity = true
+  },
+  })
+  util.add_unlock("foundry", "stone-from-lava")
+end
+
+-- Any stone byproduct from lava is part stone, part zircon
+for _, recipe in pairs(data.raw.recipe) do
+  if recipe.category == "metallurgy" and recipe.name:find("from.lava") then
+    local amount = util.get_amount(recipe.name, "stone")
+    if amount then
+      util.replace_some_product(recipe.name, "stone", amount / 2, "zircon", amount / 2) 
+      log(amount.." Did "..recipe.name)
+    end
+  end
+end
+
+end