new module

modules/no_solar.lua

@@ -0,0 +1,23 @@
+local function deny_building(event)
+	local entity = event.created_entity
+	if not entity.valid then return end
+	if entity.type ~= "solar-panel" then return end
+	local surface = entity.surface
+	local name = entity.name
+	local position = {entity.position.x, entity.position.y}
+	entity.destroy()
+	surface.create_entity({name = "flying-text",	position = position, text = name .. " can not be placed.", color = {r=0.77, g=0.00, b=0.00}})
+	surface.spill_item_stack(position,{name = name, count = 1}, true)
+end
+
+local function on_built_entity(event)
+	deny_building(event)
+end
+
+local function on_robot_built_entity(event)
+	deny_building(event)
+end
+
+local event = require 'utils.event'
+event.add(defines.events.on_built_entity, on_built_entity)
+event.add(defines.events.on_robot_built_entity, on_robot_built_entity)