Add ready rocket silo with custom GUI

lignumis/_migrations/lignumis-0.9.9.lua

@@ -0,0 +1,26 @@
+local RocketSilo = require("scripts/wooden-rocket-silo")
+
+if not storage.rocket_silos then
+    storage.rocket_silos = {}
+end
+
+if not game.planets["lignumis"] then return end
+
+local lignumis = game.planets["lignumis"].surface
+
+for _, silo in pairs(lignumis.find_entities_filtered { name = "provisional-rocket-silo" }) do
+    local found = false
+    for _, entry in pairs(storage.rocket_silos) do
+        if entry.real_silo == silo then
+            found = true
+            break
+        end
+    end
+    if not found then
+        RocketSilo.events[defines.events.on_script_trigger_effect]({
+            effect_id = "provisional-rocket-ready",
+            surface_index = lignumis.index,
+            cause_entity = silo
+        })
+    end
+end

lignumis/control.lua

@@ -1,10 +1,12 @@
 local handler = require("event_handler")
+gui = require("__flib__/gui")
 
 handler.add_libraries({
-    require("script/init-existing"),
+    require("scripts/init-existing"),
-    require("script/init-new"),
+    require("scripts/init-new"),
-    require("script/init"),
+    require("scripts/init"),
-    require("script/to-nauvis")
+    require("scripts/to-nauvis"),
+    require("scripts/wooden-rocket-silo")
 })
 
 

lignumis/info.json

@@ -9,6 +9,7 @@
     "dependencies": [
         "base",
         "space-age >= 2.0.28",
+        "flib",
         "PlanetsLib >= 1.1.26",
         "astroponics >= 1.2.0",
         "cf-lib >= 0.0.2",

lignumis/locale/en/strings.cfg

@@ -31,6 +31,7 @@ gold-storage-tank=Gold storage tank
 desiccation-furnace=Desiccation furnace
 steam-assembling-machine=Steam assembling machine
 provisional-rocket-silo=Provisional rocket silo
+provisional-rocket-silo-ready=Provisional rocket silo (ready)
 basic-gun-turret=Basic gun turret
 basic-construction-robot-gold=Basic construction robot (gold)
 basic-construction-robot-copper=Basic construction robot (copper)
@@ -166,4 +167,7 @@ quality-catalyst-energy-value=Quality value
 quality-catalyst=Quality catalyst
 
 [lignumis]
-start-new-game=Lignumis is meant to be played in a fresh game as it extends the early game before Nauvis.
+start-new-game=Lignumis is meant to be played in a fresh game as it extends the early game before Nauvis.
+provisional-rocket-silo-button=Escape to Nauvis
+provisional-rocket-silo-button-tooltip=Your personal inventory must be empty!
+provisional-rocket-silo-description=Fill the rocket inventory and launch the rocket to escape to Nauvis.\nBe sure to take material to jumpstart your iron, copper and wood production.

lignumis/prototypes/content/technology.lua

@@ -32,10 +32,6 @@ data:extend({
                 space_location = "nauvis",
                 use_icon_overlay_constant = true
             },
-            {
-                type = "unlock-recipe",
-                recipe = "destination-nauvis"
-            },
             {
                 type = "unlock-space-platforms",
                 modifier = true,

lignumis/prototypes/content/wooden-rocket-silo.lua

@@ -6,7 +6,7 @@ local silo = table.deepcopy(data.raw["rocket-silo"]["rocket-silo"])
 silo.name = "provisional-rocket-silo"
 silo.icon = "__lignumis__/graphics/icons/provisional-rocket-silo.png"
 silo.module_slots = 0
-silo.allowed_effects = { "consumption", "pollution" }
+silo.allowed_effects = { "consumption", "pollution", "speed" }
 silo.minable = { mining_time = 1, result = "provisional-rocket-silo" }
 silo.max_health = 1000
 silo.energy_source = {
@@ -30,7 +30,7 @@ silo.emissions_per_second = { noise = 1000 / 60 }
 silo.energy_usage = "1MW"
 silo.rocket_entity = "provisional-rocket"
 silo.fixed_recipe = "provisional-rocket-part"
-silo.door_opening_speed = 1 / (20 * 60)
+--silo.door_opening_speed = 1 / (20 * 60)
 silo.base_day_sprite.filename = "__lignumis__/graphics/entity/wooden-rocket-silo/06-rocket-silo.png"
 silo.base_front_sprite.filename = "__lignumis__/graphics/entity/wooden-rocket-silo/14-rocket-silo-front.png"
 silo.fluid_boxes = {
@@ -45,8 +45,13 @@ silo.fluid_boxes = {
 }
 silo.fluid_boxes_off_when_no_fluid_recipe = true
 silo.launch_to_space_platforms = false
-silo.rocket_parts_storage_cap = 50
+silo.rocket_parts_required = 1
-silo.to_be_inserted_to_rocket_inventory_size = 20
+silo.rocket_parts_storage_cap = 1
+silo.to_be_inserted_to_rocket_inventory_size = 1
+silo.clamps_on_trigger = {
+    type = "script",
+    effect_id = "provisional-rocket-ready"
+}
 
 local silo_item = table.deepcopy(data.raw["item"]["rocket-silo"])
 silo_item.name = "provisional-rocket-silo"
@@ -67,10 +72,11 @@ silo_recipe.ingredients = {
 
 local rocket = table.deepcopy(data.raw["rocket-silo-rocket"]["rocket-silo-rocket"])
 rocket.name = "provisional-rocket"
-rocket.rising_speed = 1 / (14 * 60)
+rocket.inventory_size = 40
-rocket.engine_starting_speed = 1 / (11 * 60)
+--rocket.rising_speed = 1 / (14 * 60)
-rocket.flying_speed = 1 / (4000 * 60)
+--rocket.engine_starting_speed = 1 / (11 * 60)
-rocket.flying_acceleration = 0.005
+--rocket.flying_speed = 1 / (4000 * 60)
+--rocket.flying_acceleration = 0.005
 rocket.rocket_sprite.layers[1].filename = "__lignumis__/graphics/entity/wooden-rocket-silo/rocket-static-pod.png"
 
 local rocket_part_recipe = {
@@ -92,28 +98,198 @@ local rocket_part_recipe = {
     allow_productivity = true
 }
 
-local nauvis_item = {
+local silo_ready = {
-    type = "item",
+    type = "container",
-    name = "destination-nauvis",
+    name = "provisional-rocket-silo-ready",
-    icon = "__base__/graphics/icons/nauvis.png",
+    icon = silo.icon,
-    subgroup = "space-related",
+    minable = { mining_time = 1, result = nil },
-    order = "z[destination-nauvis]",
+    deconstruction_alternative = "provisional-rocket-silo",
-    inventory_move_sound = item_sounds.mechanical_inventory_move,
+    inventory_size = 40,
-    pick_sound = item_sounds.mechanical_inventory_pickup,
+    inventory_type = "normal",
-    drop_sound = item_sounds.mechanical_inventory_move,
+    quality_affects_inventory_size = false,
-    stack_size = 1,
+    placeable_by = { item = "provisional-rocket-silo", count = 1 },
-    weight = 1 * tons,
+    health = 1000,
-    send_to_orbit_mode = "automated",
+    surface_conditions = {
-    spoil_ticks = 60 * 60 * 10
+        {
+            property = "pressure",
+            min = 1
+        }
+    },
+    flags = { "not-on-map", "not-blueprintable", "not-deconstructable", "not-flammable", "not-repairable", "not-upgradable", "no-automated-item-insertion", "no-automated-item-removal", "not-in-kill-statistics" },
+    allow_copy_paste = false,
+    additional_pastable_entities = { "provisional-rocket-silo" },
+    --picture = {
+    --    layers = {
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/01-rocket-silo-hole.png",
+    --            width = 400,
+    --            height = 270,
+    --            shift = util.by_pixel(-5, 16),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/00-rocket-silo-shadow.png",
+    --            priority = "medium",
+    --            width = 612,
+    --            height = 578,
+    --            draw_as_shadow = true,
+    --            dice = 2,
+    --            shift = util.by_pixel(7, 2),
+    --            scale = 0.5
+    --        },
+    --        --{
+    --        --    filename = "__base__/graphics/entity/rocket-silo/04-door-back.png",
+    --        --    width = 312,
+    --        --    height = 286,
+    --        --    shift = util.by_pixel(37, 12),
+    --        --    scale = 0.5
+    --        --},
+    --        --{
+    --        --    filename = "__base__/graphics/entity/rocket-silo/05-door-front.png",
+    --        --    width = 332,
+    --        --    height = 300,
+    --        --    shift = util.by_pixel(-28, 33),
+    --        --    scale = 0.5
+    --        --},
+    --        {
+    --            filename = "__lignumis__/graphics/entity/wooden-rocket-silo/06-rocket-silo.png",
+    --            dice_y = 3,
+    --            width = 608,
+    --            height = 596,
+    --            shift = util.by_pixel(3, -1),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { 1.34375, 0.28125 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { 2.3125, 0.9375 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { 2.65625, 1.90625 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { -2.65625, 1.90625 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { -2.3125, 0.9375 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { -1.34375, 0.28125 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/07-red-lights-back/red-light.png",
+    --            width = 32,
+    --            height = 32,
+    --            shift = { 0, 0 - 1.375 },
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/08-rocket-silo-arms-back.png",
+    --            priority = "medium",
+    --            width = 128,
+    --            height = 150,
+    --            x = 3968,
+    --            animation_speed = 0.3,
+    --            shift = util.by_pixel(-53, -84),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/08-rocket-silo-arms-right.png",
+    --            priority = "medium",
+    --            width = 182,
+    --            height = 188,
+    --            x = 5642,
+    --            animation_speed = 0.3,
+    --            shift = util.by_pixel(101, -38),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/rocket-static-pod-shadow.png",
+    --            priority = "medium",
+    --            width = 738,
+    --            height = 214,
+    --            shift = util.by_pixel(160.5, 23.5),
+    --            draw_as_shadow = true,
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__lignumis__/graphics/entity/wooden-rocket-silo/rocket-static-pod.png",
+    --            priority = "medium",
+    --            width = 308,
+    --            height = 602,
+    --            shift = util.by_pixel(-4, -41.25),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/rocket-static-emission.png",
+    --            width = 306,
+    --            height = 518,
+    --            shift = util.by_pixel(-4, -4.25),
+    --            draw_as_glow = true,
+    --            blend_mode = "additive",
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/03-rocket-over-shadow-over-rocket.png",
+    --            width = 426,
+    --            height = 288,
+    --            shift = util.by_pixel(-2, 21),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__lignumis__/graphics/entity/wooden-rocket-silo/14-rocket-silo-front.png",
+    --            width = 580,
+    --            height = 262,
+    --            shift = util.by_pixel(-1, 78),
+    --            scale = 0.5
+    --        },
+    --        {
+    --            filename = "__base__/graphics/entity/rocket-silo/13-rocket-silo-arms-front.png",
+    --            priority = "medium",
+    --            width = 126,
+    --            height = 228,
+    --            x = 3906,
+    --            animation_speed = 0.3,
+    --            shift = util.by_pixel(-51, 16),
+    --            scale = 0.5
+    --        }
+    --    }
+    --},
+    collision_mask = { layers = {} },
+    collision_box = table.deepcopy(silo.collision_box),
+    selection_box = table.deepcopy(silo.selection_box),
 }
 
-local nauvis_recipe = {
+local silo_ready_item = table.deepcopy(data.raw["item"]["rocket-silo"])
-    type = "recipe",
+silo_ready_item.name = "provisional-rocket-silo-ready"
-    name = "destination-nauvis",
+silo_ready_item.order = "0[provisional-rocket-silo-ready]"
-    enabled = false,
+silo_ready_item.place_result = "provisional-rocket-silo-ready"
-    ingredients = {},
+silo_ready_item.icon = "__lignumis__/graphics/icons/provisional-rocket-silo.png"
-    results = { { type = "item", name = "destination-nauvis", amount = 1 } }
-}
 
 data:extend({
     silo,
@@ -121,6 +297,6 @@ data:extend({
     silo_recipe,
     rocket,
     rocket_part_recipe,
-    nauvis_item,
+    silo_ready,
-    nauvis_recipe
+    silo_ready_item
 })

lignumis/scripts/init-existing.lua

@@ -4,9 +4,7 @@ local InitExisting = {}
 -- Don't send players to Lignumis but instead print a warning
 
 InitExisting.on_init = function()
-    if game.tick == 0 then
+    if game.tick == 0 then return end
-        return
-    end
 
     storage.init = {}
     for _, player in pairs(game.players) do

lignumis/scripts/init-new.lua

@@ -6,9 +6,7 @@ local InitNew = {}
 
 -- Initialize the freeplay intro
 local function init_intro()
-    if not remote.interfaces.freeplay then
+    if not remote.interfaces.freeplay then return end
-        return
-    end
 
     -- Disable Nauvis intro
     remote.call("freeplay", "set_disable_crashsite", true)
@@ -63,9 +61,7 @@ end
 
 
 InitNew.on_init = function()
-    if game.tick > 0 then
+    if game.tick > 0 then return end
-        return
-    end
 
     init_intro()
     init_space_locations()

lignumis/scripts/init.lua

@@ -23,9 +23,7 @@ end
 local function init_player(event)
     local player = game.get_player(event.player_index)
 
-    if not player.character then
+    if not player.character then return end
-        return
-    end
 
     local surface = storage.surface or game.planets["lignumis"].surface
     player.teleport(surface.find_non_colliding_position("character", { 0, 0 }, 0, 1), "lignumis")
@@ -41,9 +39,7 @@ end
 local function init_freeplay(event)
     local player = game.get_player(event.player_index)
 
-    if not player or not remote.interfaces.freeplay then
+    if not player or not remote.interfaces.freeplay then return end
-        return
-    end
 
     local surface = storage.surface or game.planets["lignumis"].surface
     storage.crashed_ship_items = remote.call("freeplay", "get_ship_items")
@@ -75,9 +71,7 @@ Init.events[defines.events.on_player_created] = function(event)
     migrate_0_9_6(event)
     storage.init = storage.init or {}
 
-    if storage.init[event.player_index] then
+    if storage.init[event.player_index] then return end
-        return
-    end
 
     storage.init[event.player_index] = true
     init_player(event)
@@ -96,19 +90,13 @@ end
 
 -- End intro and show starting message
 Init.events[defines.events.on_cutscene_waypoint_reached] = function(event)
-    if not storage.crash_site_cutscene_active then
+    if not storage.crash_site_cutscene_active then return end
-        return
+    if not crash_site.is_crash_site_cutscene(event) then return end
-    end
-    if not crash_site.is_crash_site_cutscene(event) then
-        return
-    end
 
     local player = game.get_player(event.player_index)
     player.exit_cutscene()
 
-    if storage.skip_intro then
+    if storage.skip_intro then return end
-        return
-    end
 
     local intro_message = storage.custom_intro_message or { "msg-intro-space-age" }
 
@@ -122,12 +110,9 @@ end
 
 -- Cancel intro
 Init.events["crash-site-skip-cutscene"] = function(event)
-    if not storage.crash_site_cutscene_active then
+    if not storage.crash_site_cutscene_active then return end
-        return
+    if event.player_index ~= 1 then return end
-    end
+
-    if event.player_index ~= 1 then
-        return
-    end
     local player = game.get_player(event.player_index)
     if player.controller_type == defines.controllers.cutscene then
         player.exit_cutscene()
@@ -135,12 +120,9 @@ Init.events["crash-site-skip-cutscene"] = function(event)
 end
 
 Init.events[defines.events.on_cutscene_cancelled] = function(event)
-    if not storage.crash_site_cutscene_active then
+    if not storage.crash_site_cutscene_active then return end
-        return
+    if event.player_index ~= 1 then return end
-    end
+
-    if event.player_index ~= 1 then
-        return
-    end
     storage.crash_site_cutscene_active = nil
     local player = game.get_player(event.player_index)
     if player.gui.screen.skip_cutscene_label then

lignumis/scripts/to-nauvis.lua

@@ -1,5 +1,4 @@
 local crash_site = require("crash-site")
-local util = require("util")
 
 -- Transition from Lignumis to Nauvis with the provisional rocket silo
 
@@ -19,6 +18,7 @@ end
 
 -- Initialize Nauvis
 local function init_nauvis()
+    if storage.nauvis_visited then return end
     local nauvis = game.planets["nauvis"].create_surface()
     nauvis.request_to_generate_chunks({ 0, 0 }, 3)
     nauvis.force_generate_chunk_requests()
@@ -26,32 +26,28 @@ local function init_nauvis()
 end
 
 
--- Teleport all players to Nauvis and show welcoe message
+-- Teleport player to Nauvis and show welcome message
-local function teleport_players()
+local function teleport_player(player)
     local nauvis = game.planets["nauvis"].surface
-    for _, player in pairs(game.players) do
+    if player.surface.name == "lignumis" then
-        if player.surface.name == "lignumis" then
+        player.teleport(nauvis.find_non_colliding_position("character", { 0, 0 }, 0, 1), "nauvis")
-            player.teleport(nauvis.find_non_colliding_position("character", { 0, 0 }, 0, 1), "nauvis")
+        chart_starting_area(nauvis, player)
-            chart_starting_area(nauvis, player)
+        player.print("Oh no, not again. But... Welcome to Nauvis!")
-            player.print("Oh no, not again. But... Welcome to Nauvis!")
-        end
     end
 end
 
 
 -- Initialize the Nauvis freeplay scenario
 local function init_freeplay()
-    if not remote.interfaces.freeplay then
+    if not remote.interfaces.freeplay then return end
-        return
-    end
 
     local nauvis = game.planets["nauvis"].surface
     local ship_items = {
-        ["burner-mining-drill"] = 5,
+        ["burner-mining-drill"] = 2,
-        ["stone-furnace"] = 5,
+        ["stone-furnace"] = 2,
         ["burner-assembling-machine"] = 2,
-        ["burner-agricultural-tower"] = 4,
+        ["burner-agricultural-tower"] = 2,
-        ["wood-lab"] = 4
+        ["wood-lab"] = 2
     }
     local debris_items = { ["wood-darts-magazine"] = 20, ["wood"] = 20, ["lumber"] = 20 }
     local crashed_ship_parts = remote.call("freeplay", "get_ship_parts")
@@ -61,13 +57,32 @@ end
 
 
 ToNauvis.events[defines.events.on_rocket_launched] = function(event)
-    if not event.rocket_silo.name == "provisional-rocket-silo" then
+    if not event.rocket_silo.name == "provisional-rocket-silo" then return end
-        return
+
+    local rocket_entry
+    local rocket_entry_index
+    local player
+
+    for i, entry in pairs(storage.rocket_silos) do
+        if entry.real_silo == event.rocket_silo then
+            rocket_entry = entry
+            rocket_entry_index = i
+            player = game.get_player(entry.player)
+            break
+        end
     end
 
     init_nauvis()
-    teleport_players()
+    teleport_player(player)
     init_freeplay()
+
+    -- Give the player the content of the rocket
+    local inventory = player.get_main_inventory()
+    for _, item in pairs(rocket_entry.rocket_content) do
+        inventory.insert(item)
+    end
+    inventory.sort_and_merge()
+    table.remove(storage.rocket_silos, rocket_entry_index)
 end
 
-return ToNauvis
+return ToNauvis

lignumis/scripts/wooden-rocket-silo.lua

@@ -0,0 +1,147 @@
+local RocketSilo = {
+    events = {}
+}
+
+
+-- Logic for provisional rocket silo with fake silo with inventory and custom launch GUI
+
+local function build_gui(player, rocket_silo)
+    local anchor = {
+        gui = defines.relative_gui_type.container_gui,
+        names = { "provisional-rocket-silo-ready" },
+        position = defines.relative_gui_position.right
+    }
+
+    local launch_button = { type = "button", name = "provisional-rocket-silo-launch-button", caption = { "lignumis.provisional-rocket-silo-button" } }
+
+    local inventory = player.get_main_inventory()
+    launch_button.enabled = inventory.is_empty()
+    if not launch_button.enabled then
+        launch_button.tooltip = { "lignumis.provisional-rocket-silo-button-tooltip" }
+    end
+
+    storage.rocket_silo_guis = storage.rocket_silo_guis or {}
+    storage.rocket_silo_guis[player.index] = {
+        fake_silo = rocket_silo,
+        gui = gui.add(player.gui.relative, {
+            {
+                type = "frame",
+                name = "provisional-rocket-silo-relative-frame",
+                direction = "vertical",
+                anchor = anchor,
+                children = {
+                    { type = "label", style = "frame_title", caption = { "lignumis.provisional-rocket-silo-button" }, ignored_by_interaction = true },
+                    {
+                        type = "frame",
+                        direction = "vertical",
+                        style = "inside_shallow_frame_with_padding",
+                        children = {
+                            {
+                                type = "flow",
+                                direction = "vertical",
+                                style = "inset_frame_container_vertical_flow",
+                                children = {
+                                    { type = "label", caption = { "lignumis.provisional-rocket-silo-description" } },
+                                    launch_button
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        })
+    }
+end
+
+
+local function on_gui_opened(event)
+    local entity = event.entity
+    if not entity or not entity.valid then return end
+    if entity.name ~= "provisional-rocket-silo-ready" then return end
+    local player = game.get_player(event.player_index)
+
+    if player.gui.relative["provisional-rocket-silo-relative-frame"] then
+        player.gui.relative["provisional-rocket-silo-relative-frame"].destroy()
+    end
+
+    build_gui(player, entity)
+end
+
+
+local function on_gui_closed(event)
+    local entity = event.entity
+    if not entity or not entity.valid then return end
+    if entity.name ~= "provisional-rocket-silo-ready" then return end
+end
+
+
+local function launch(event)
+    if event.element.name ~= "provisional-rocket-silo-launch-button" then return end
+    local player = game.get_player(event.player_index)
+    local fake_silo = storage.rocket_silo_guis[player.index].fake_silo
+    rocket_content = fake_silo.get_inventory(defines.inventory.chest).get_contents()
+    for _, entry in pairs(storage.rocket_silos) do
+        if entry.fake_silo == fake_silo then
+            entry.player = event.player_index
+            entry.rocket_content = rocket_content
+            fake_silo.destroy()
+            entry.real_silo.launch_rocket()
+            break
+        end
+    end
+end
+
+
+local function on_silo_mined(event)
+    if event.entity.name ~= "provisional-rocket-silo-ready" then return end
+    local fake_silo = event.entity
+    local player = game.get_player(event.player_index)
+    for i, entry in pairs(storage.rocket_silos) do
+        if entry.fake_silo == fake_silo then
+            player.mine_entity(entry.real_silo, true)
+            table.remove(storage.rocket_silos, i)
+            break
+        end
+    end
+end
+
+
+RocketSilo.on_init = function()
+    storage.rocket_silos = {}
+    storage.rocket_silo_guis = {}
+end
+
+
+RocketSilo.events[defines.events.on_script_trigger_effect] = function(event)
+    if event.effect_id ~= "provisional-rocket-ready" then return end
+
+    local lignumis = game.planets["lignumis"].surface
+
+    if event.surface_index ~= lignumis.index then return end
+
+    local real_silo = event.cause_entity
+    local fake_silo = real_silo.surface.create_entity({
+        name = "provisional-rocket-silo-ready",
+        position = real_silo.position,
+        force = real_silo.force,
+        create_build_effect_smoke = false,
+    })
+    storage.rocket_silos = storage.rocket_silos or {}
+    table.insert(storage.rocket_silos, {
+        real_silo = real_silo,
+        fake_silo = fake_silo
+    })
+    for _, player in pairs(real_silo.force.players) do
+        if player.selected == real_silo then
+            player.selected = fake_silo
+        end
+    end
+end
+
+RocketSilo.events[defines.events.on_gui_opened] = on_gui_opened
+RocketSilo.events[defines.events.on_gui_closed] = on_gui_closed
+RocketSilo.events[defines.events.on_gui_click] = launch
+RocketSilo.events[defines.events.on_player_mined_entity] = on_silo_mined
+
+
+return RocketSilo