catalysis

prototypes/oil-updates.lua

@@ -0,0 +1,47 @@
+local futil = require("util");
+local util = require("data-util");
+
+local recipes_to_update = {
+  "heavy-oil-cracking",
+  "light-oil-cracking",
+  "solid-fuel-from-heavy-oil",
+  "solid-fuel-from-light-oil",
+  "solid-fuel-from-petroleum-gas",
+  "phenol-from-oil",
+}
+
+
+local prefix = "catalyzed-"
+for i, recipe_name in pairs(recipes_to_update) do
+  -- create a copy of the recipe
+  local r = futil.table.deepcopy(data.raw.recipe[recipe_name])
+  new_name = prefix..r.name
+  r.name = new_name
+
+  if string.find(new_name, "cracking") then
+    r.localised_name = {"", {"recipe-name.catalyzed"}, " ", {"recipe-name."..recipe_name}}
+  else
+    local s
+    s, _ = string.find(recipe_name, "-from-") -- bit of a hack
+    r.main_product = string.sub(recipe_name, 1, s-1)
+  end
+
+  -- copy should require 1 catalyst, and have 90% chance to return 1 catalyst
+  data:extend({r})
+  util.add_ingredient(new_name, "ptpd-catalyst", 1, {force=true})
+  util.add_product(new_name, {type="item", name="ptpd-catalyst", amount=1,
+                          catalyst_amount=1, probability=.9}, {force=true})
+  util.add_icon(new_name, {icon="__bzgold__/graphics/icons/ptpd-catalyst.png",
+                       icon_size=128, scale=0.124, shift={8,-8}})
+
+  -- halve the time of the copy recipe
+  util.multiply_time(new_name, 0.5, {force=true})
+
+  -- copy should be unlocked by "catalysis"
+  util.add_unlock("catalysis", new_name)
+  
+  -- add 10 to the input oil ingredients of the basic recipe
+  for j, fluid in pairs({"heavy-oil", "light-oil", "petroleum-gas"}) do
+    util.add_to_ingredient(recipe_name, fluid, 10)
+  end
+end