research_printer

config.lua

@@ -416,6 +416,12 @@ global.config = {
             ['refined-flammables'] = {{turret_type = 'fluid-turret', amount = 60 * 17 / 7}},
             ['artillery-shell-speed'] = {{turret_type = 'artillery-turret', amount = 60 * 2}}
         }
+    },
+    research_printer = {
+        enabled = true,
+        print_to_force = true, -- print a message to force chat when that force finishes a new research.
+        print_to_discord = true, -- print a message to the discord channel when the player force finishes a new research.
+        ignore_script = false -- ignore researches unlocked by commands or by code.
     }
 }
 

control.lua

@@ -106,6 +106,9 @@ end
 if config.autofill.enabled then
     require 'features.gui.autofill'
 end
+if config.research_printer then
+    require 'features.research_printer'
+end
 
 -- GUIs
 -- The order determines the order they appear from left to right.

features/research_printer.lua

@@ -0,0 +1,27 @@
+local Event = require 'utils.event'
+local Server = require 'features.server'
+
+local to_discord_bold = Server.to_discord_bold
+local config = global.config.research_printer
+local template = {'research_printer.research_finish', nil}
+
+local function research_finished(event)
+    if config.ignore_script and event.by_script then
+        return
+    end
+
+    local research = event.research
+    local research_name = research.name
+    local force = research.force
+
+    if config.print_to_force then
+        template[2] = research_name
+        force.print(template)
+    end
+
+    if config.print_to_discord and force.name == 'player' then
+        to_discord_bold(research_name .. ' has been researched.')
+    end
+end
+
+Event.add(defines.events.on_research_finished, research_finished)

locale/en/redmew_features.cfg

@@ -162,6 +162,9 @@ invalid_ammo_count=ammo count must be a positive integer
 main_button_tooltip=Autofill settings
 frame_name=Autofill
 
+[research_printer]
+research_finish=[technology=__1__] has been researched.
+
 [snake]
 name=Snake
 spawn_snake_fail=Unable to spawn snake, please try again.