mtn v3 - features and changes

commands/misc.lua

@@ -469,8 +469,8 @@ function Public.get(key)
 end
 
 function Public.set(key, value)
-    if key and (value or value == false) then
-        this[key] = value
+    if key then
+        this[key] = value or false
         return this[key]
     elseif key then
         return this[key]

locale/en/mtn_fortress_v3.cfg

@@ -64,6 +64,7 @@ xp_bought_info=__1__ __2__ has bought the XP points modifier for __3__ coins.
 reroll_bought_info=__1__ __2__ has rerolled the market items for __3__ coins.
 pickaxe_bought_info=__1__ __2__ has upgraded the teams pickaxe to tier __3__ for __4__ coins.
 explosive_bullet_bought_info=__1__ __2__ has bought the explosive bullet modifier for __3__ coins.
+car_health_upgrade_pool_bought_info=__1__ __2__ has bought the global car health modifier for __3__ coins.
 one_flamethrower_bought_info=__1__ __2__ has bought a flamethrower-turret slot for __3__ coins.
 multiple_flamethrower_bought_info=__1__ __2__ has bought __3__ flamethrower-turret slot for __4__ coins.
 landmine_bought_info=__1__ __2__ has bought a landmine slot for __3__ coins.
@@ -81,6 +82,7 @@ artillery_unlocked=Artillery has now been unlocked at the market!
 chest=Upgrades the amount of chests that can be placed outside.\nCan be purchased multiple times. [__1__/7]
 locomotive_max_health=Upgrades the train health.\nCan be purchased multiple times. [__1__/99]
 locomotive_xp_aura=Upgrades the XP aura that is around the train. [__1__]
+global_car_health_modifier=Grants all cars/tanks/spidertrons a global health modifier.
 xp_points_boost=Upgrades the amount of XP points you get inside the XP aura [__1__]
 explosive_bullets=Upgrades ordinary SMG ammo to explosive bullets.
 reroll_market_items=Will reroll the items in the market and shuffle prices.

maps/mountain_fortress_v3/entities.lua

@@ -933,7 +933,7 @@ local function on_player_repaired_entity(event)
         local player = game.players[event.player_index]
         local repair_speed = RPG.get_magicka(player)
         if repair_speed <= 0 then
-            set_train_final_health(-1, true)
+            set_train_final_health(2, true)
             return
         else
             set_train_final_health(-repair_speed, true)

maps/mountain_fortress_v3/functions.lua

@@ -863,14 +863,26 @@ function Public.set_difficulty()
         Diff.difficulty_vote_value = 0.1
     end
 
-    wave_defense_table.max_active_biters = 768 + player_count * (90 * Diff.difficulty_vote_value)
+    if Diff.name == "I'm too young to die" then
+        wave_defense_table.max_active_biters = 768 + player_count * (90 * Diff.difficulty_vote_value)
+    elseif Diff.name == 'Hurt me plenty' then
+        wave_defense_table.max_active_biters = 845 + player_count * (90 * Diff.difficulty_vote_value)
+    elseif Diff.name == 'Ultra-violence' then
+        wave_defense_table.max_active_biters = 1000 + player_count * (90 * Diff.difficulty_vote_value)
+    end
 
     if wave_defense_table.max_active_biters >= 4000 then
         wave_defense_table.max_active_biters = 4000
     end
 
     -- threat gain / wave
-    wave_defense_table.threat_gain_multiplier = 1.2 + player_count * Diff.difficulty_vote_value * 0.1
+    if Diff.name == "I'm too young to die" then
+        wave_defense_table.threat_gain_multiplier = 1.2 + player_count * Diff.difficulty_vote_value * 0.1
+    elseif Diff.name == 'Hurt me plenty' then
+        wave_defense_table.threat_gain_multiplier = 2 + player_count * Diff.difficulty_vote_value * 0.1
+    elseif Diff.name == 'Ultra-violence' then
+        wave_defense_table.threat_gain_multiplier = 4 + player_count * Diff.difficulty_vote_value * 0.1
+    end
 
     -- local amount = player_count * 0.40 + 2 -- too high?
     local amount = player_count * difficulty.multiply + 2
@@ -881,10 +893,21 @@ function Public.set_difficulty()
         amount = difficulty.highest -- lowered from 20 to 10
     end
 
-    wave_defense_table.wave_interval = 3600 - player_count * 60
-
-    if wave_defense_table.wave_interval < 1800 or wave_defense_table.threat <= 0 then
-        wave_defense_table.wave_interval = 1800
+    if Diff.name == "I'm too young to die" then
+        wave_defense_table.wave_interval = 3600 - player_count * 60
+        if wave_defense_table.wave_interval < 1800 or wave_defense_table.threat <= 0 then
+            wave_defense_table.wave_interval = 1800
+        end
+    elseif Diff.name == 'Hurt me plenty' then
+        wave_defense_table.wave_interval = 2600 - player_count * 60
+        if wave_defense_table.wave_interval < 1500 or wave_defense_table.threat <= 0 then
+            wave_defense_table.wave_interval = 1500
+        end
+    elseif Diff.name == 'Ultra-violence' then
+        wave_defense_table.wave_interval = 1600 - player_count * 60
+        if wave_defense_table.wave_interval < 1100 or wave_defense_table.threat <= 0 then
+            wave_defense_table.wave_interval = 1100
+        end
     end
 
     if collapse_amount then
@@ -916,6 +939,8 @@ function Public.set_difficulty()
                 mining_bonus = 3 -- set a static 300% bonus if there are <= 5 players.
             elseif player_count >= 6 and player_count <= 10 then
                 mining_bonus = 1 -- set a static 100% bonus if there are <= 10 players.
+            elseif player_count >= 11 then
+                mining_bonus = 0 -- back to 0% with more than 11 players
             end
             force.manual_mining_speed_modifier = force.manual_mining_speed_modifier + mining_bonus
             WPT.set('mining_bonus', mining_bonus) -- Setting mining_bonus globally so it remembers how much to reduce

maps/mountain_fortress_v3/ic/functions.lua

@@ -4,10 +4,13 @@ local Task = require 'utils.task'
 local Token = require 'utils.token'
 local IC = require 'maps.mountain_fortress_v3.ic.table'
 local WPT = require 'maps.mountain_fortress_v3.table'
+local RPG = require 'modules.rpg.main'
 
 local Public = {}
 local main_tile_name = 'black-refined-concrete'
 local raise_event = script.raise_event
+local round = math.round
+local floor = math.floor
 
 local function validate_entity(entity)
     if not (entity and entity.valid) then
@@ -207,7 +210,9 @@ local function get_saved_entity(entity, index)
 end
 
 local function replace_entity(cars, entity, index)
+    local has_upgraded_health_pool = WPT.get('has_upgraded_health_pool')
     local unit_number = entity.unit_number
+    local health = floor(2000 * entity.health * 0.002)
     for k, car in pairs(cars) do
         if car.saved_entity == index.saved_entity then
             local c = car
@@ -215,6 +220,11 @@ local function replace_entity(cars, entity, index)
             cars[unit_number].entity = entity
             cars[unit_number].saved_entity = nil
             cars[unit_number].transfer_entities = car.transfer_entities
+            cars[unit_number].health_pool = {
+                enabled = has_upgraded_health_pool or false,
+                health = health,
+                max = health
+            }
             cars[k] = nil
         end
     end
@@ -714,6 +724,9 @@ function Public.kill_car(entity)
         return
     end
 
+    kick_players_out_of_vehicles(car)
+    kick_players_from_surface(car)
+
     local trust_system = IC.get('trust_system')
     local owner = car.owner
 
@@ -728,9 +741,7 @@ function Public.kill_car(entity)
 
     local surface_index = car.surface
     local surface = game.surfaces[surface_index]
-    kick_players_out_of_vehicles(car)
     kill_doors(car)
-    kick_players_from_surface(car)
     for _, tile in pairs(surface.find_tiles_filtered({area = car.area})) do
         surface.set_tiles({{name = 'out-of-map', position = tile.position}}, true)
     end
@@ -902,6 +913,7 @@ function Public.create_car(event)
     end
 
     local renders = IC.get('renders')
+    local has_upgraded_health_pool = WPT.get('has_upgraded_health_pool')
 
     local name, mined = get_player_entity(player)
 
@@ -939,6 +951,8 @@ function Public.create_car(event)
         car_area = car_areas[ce.type]
     end
 
+    local health = floor(2000 * ce.health * 0.002)
+
     cars[un] = {
         entity = ce,
         area = {
@@ -946,6 +960,11 @@ function Public.create_car(event)
             right_bottom = {x = car_area.right_bottom.x, y = car_area.right_bottom.y}
         },
         doors = {},
+        health_pool = {
+            enabled = has_upgraded_health_pool or false,
+            health = health,
+            max = health
+        },
         owner = player.index,
         name = ce.name,
         type = ce.type
@@ -1131,6 +1150,85 @@ function Public.on_player_respawned(player)
     end
 end
 
+function Public.check_entity_healths()
+    local cars = IC.get('cars')
+    if not next(cars) then
+        return
+    end
+
+    local health_types = {
+        ['car'] = 450,
+        ['tank'] = 2000,
+        ['spidertron'] = 3000
+    }
+
+    for k, car in pairs(cars) do
+        local m = car.health_pool.health / car.health_pool.max
+
+        if car.health_pool.health > car.health_pool.max then
+            car.health_pool.health = car.health_pool.max
+        end
+
+        if (car.entity and car.entity.valid) then
+            car.entity.health = health_types[car.entity.name] * m
+        end
+    end
+end
+
+function Public.set_damage_health(data)
+    local entity = data.entity
+    local final_damage_amount = data.final_damage_amount
+    local car = data.car
+
+    if final_damage_amount == 0 then
+        return
+    end
+
+    local health_types = {
+        ['car'] = 450,
+        ['tank'] = 2000,
+        ['spidertron'] = 3000
+    }
+
+    car.health_pool.health = round(car.health_pool.health - final_damage_amount)
+
+    if car.health_pool.health <= 0 then
+        entity.die()
+        return
+    end
+
+    local m = car.health_pool.health / car.health_pool.max
+
+    entity.health = health_types[entity.name] * m
+end
+
+function Public.set_repair_health(data)
+    local entity = data.entity
+    local car = data.car
+    local player = data.player
+
+    local repair_speed = RPG.get_magicka(player)
+    if repair_speed <= 0 then
+        repair_speed = 5
+    end
+
+    local health_types = {
+        ['car'] = 450,
+        ['tank'] = 2000,
+        ['spidertron'] = 3000
+    }
+
+    car.health_pool.health = round(car.health_pool.health + repair_speed)
+
+    local m = car.health_pool.health / car.health_pool.max
+
+    if car.health_pool.health > car.health_pool.max then
+        car.health_pool.health = car.health_pool.max
+    end
+
+    entity.health = health_types[entity.name] * m
+end
+
 Public.kick_player_from_surface = kick_player_from_surface
 Public.get_player_surface = get_player_surface
 Public.get_entity_from_player_surface = get_entity_from_player_surface

maps/mountain_fortress_v3/ic/main.lua

@@ -4,6 +4,7 @@ local Event = require 'utils.event'
 local Functions = require 'maps.mountain_fortress_v3.ic.functions'
 local IC = require 'maps.mountain_fortress_v3.ic.table'
 local Minimap = require 'maps.mountain_fortress_v3.ic.minimap'
+local WPT = require 'maps.mountain_fortress_v3.table'
 local Public = {}
 
 Public.reset = IC.reset
@@ -101,6 +102,10 @@ local function on_tick()
 
     if tick % 20 == 1 then
         Functions.item_transfer()
+        local has_upgraded_health_pool = WPT.get('has_upgraded_health_pool')
+        if not has_upgraded_health_pool then
+            Functions.check_entity_healths()
+        end
     end
 
     if tick % 240 == 0 then
@@ -208,6 +213,77 @@ local function on_gui_switch_state_changed(event)
     end
 end
 
+local function on_entity_damaged(event)
+    local has_upgraded_health_pool = WPT.get('has_upgraded_health_pool')
+    if not has_upgraded_health_pool then
+        return
+    end
+
+    local entity = event.entity
+
+    if not (entity and entity.valid) then
+        return
+    end
+
+    if not entity.unit_number then
+        return
+    end
+
+    local cars = IC.get('cars')
+    local car = cars[entity.unit_number]
+    if not car then
+        return
+    end
+
+    local final_damage_amount = event.final_damage_amount
+    local force = event.force
+
+    if force.index == 1 then
+        return
+    end
+
+    local data = {
+        entity = entity,
+        final_damage_amount = final_damage_amount,
+        car = car
+    }
+
+    Functions.set_damage_health(data)
+end
+
+local function on_player_repaired_entity(event)
+    local has_upgraded_health_pool = WPT.get('has_upgraded_health_pool')
+    if not has_upgraded_health_pool then
+        return
+    end
+
+    local entity = event.entity
+
+    if not (entity and entity.valid) then
+        return
+    end
+
+    if not entity.unit_number then
+        return
+    end
+
+    local player = game.get_player(event.player_index)
+
+    local cars = IC.get('cars')
+    local car = cars[entity.unit_number]
+    if not car then
+        return
+    end
+
+    local data = {
+        entity = entity,
+        car = car,
+        player = player
+    }
+
+    Functions.set_repair_health(data)
+end
+
 local changed_surface = Minimap.changed_surface
 
 Event.on_init(on_init)
@@ -225,5 +301,7 @@ Event.add(defines.events.on_gui_click, on_gui_click)
 Event.add(defines.events.on_player_changed_surface, changed_surface)
 Event.add(IC.events.on_player_kicked_from_surface, trigger_on_player_kicked_from_surface)
 Event.add(defines.events.on_gui_switch_state_changed, on_gui_switch_state_changed)
+Event.add(defines.events.on_entity_damaged, on_entity_damaged)
+Event.add(defines.events.on_player_repaired_entity, on_player_repaired_entity)
 
 return Public

maps/mountain_fortress_v3/locomotive.lua

@@ -19,11 +19,13 @@ local Token = require 'utils.token'
 local MapFunctions = require 'tools.map_functions'
 local SpamProtection = require 'utils.spam_protection'
 local AI = require 'utils.ai'
+local MysticalChest = require 'maps.mountain_fortress_v3.mystical_chest'
 
 local format_number = require 'util'.format_number
 
 local Public = {}
 local concat = table.concat
+local insert = table.insert
 local main_frame_name = Gui.uid_name()
 local rpg_main_frame = RPG.main_frame_name
 local random = math.random
@@ -32,6 +34,7 @@ local round = math.round
 local rad = math.rad
 local sin = math.sin
 local cos = math.cos
+local abs = math.abs
 local ceil = math.ceil
 
 local clear_items_upon_surface_entry = {
@@ -1263,6 +1266,30 @@ local function gui_click(event)
         return
     end
 
+    if name == 'car_health_upgrade_pool' then
+        player.remove_item({name = item.value, count = item.price})
+        local message = ({
+            'locomotive.car_health_upgrade_pool_bought_info',
+            shopkeeper,
+            player.name,
+            format_number(item.price, true)
+        })
+
+        Alert.alert_all_players(5, message)
+        Server.to_discord_bold(
+            table.concat {
+                player.name .. ' has bought the global car health modifier for ' .. format_number(item.price) .. ' coins.'
+            }
+        )
+        this.has_upgraded_health_pool = true
+        this.explosive_bullets = true
+
+        redraw_market_items(data.item_frame, player, data.search_text)
+        redraw_coins_left(data.coins_left, player)
+
+        return
+    end
+
     if name == 'flamethrower_turrets' then
         player.remove_item({name = item.value, count = item.price})
         if item.stack >= 1 then
@@ -1529,6 +1556,27 @@ local function create_market(data, rebuild)
 
     this.market = surface.create_entity {name = 'market', position = center_position, force = 'player'}
 
+    if this.mystical_chest_enabled then
+        this.mystical_chest = {
+            entity = surface.create_entity {name = 'logistic-chest-requester', position = {x = center_position.x, y = center_position.y + 2}, force = 'neutral'},
+            price = false
+        }
+        this.mystical_chest.entity.minable = false
+        this.mystical_chest.entity.destructible = false
+        if not this.mystical_chest.price then
+            Public.add_mystical_chest()
+        end
+        rendering.draw_text {
+            text = 'Mystical chest',
+            surface = surface,
+            target = this.mystical_chest.entity,
+            scale = 1.2,
+            target_offset = {0, 0},
+            color = {r = 0.98, g = 0.66, b = 0.22},
+            alignment = 'center'
+        }
+    end
+
     Generate.wintery(this.market, 5.5)
 
     rendering.draw_text {
@@ -1760,6 +1808,34 @@ local function divide_contents()
     ::final::
 end
 
+local function mystical_chest_reward()
+    -- something fancy to reward players
+end
+
+local function init_price_check(locomotive, mystical_chest)
+    local roll = 48 + abs(locomotive.position.y) * 1.75
+    roll = roll * random(25, 2455) * 0.01
+
+    local item_stacks = {}
+    local roll_count = 2
+    for _ = 1, roll_count, 1 do
+        for _, stack in pairs(MysticalChest.roll(floor(roll / roll_count), 2)) do
+            if not item_stacks[stack.name] then
+                item_stacks[stack.name] = stack.count
+            else
+                item_stacks[stack.name] = item_stacks[stack.name] + stack.count
+            end
+        end
+    end
+
+    local price = {}
+    for k, v in pairs(item_stacks) do
+        insert(price, {name = k, count = v})
+    end
+
+    mystical_chest.price = price
+end
+
 local function place_market()
     local locomotive = WPT.get('locomotive')
     if not locomotive then
@@ -1952,6 +2028,47 @@ local function on_player_driving_changed_state(event)
     end
 end
 
+local function container_opened(event)
+    local entity = event.entity
+    if not entity then
+        return
+    end
+    if not entity.valid then
+        return
+    end
+    if not entity.unit_number then
+        return
+    end
+
+    local mystical_chest = WPT.get('mystical_chest')
+    if not mystical_chest then
+        return
+    end
+    if not (mystical_chest.entity and mystical_chest.entity.valid) then
+        return
+    end
+
+    if entity.unit_number ~= mystical_chest.entity.unit_number then
+        return
+    end
+
+    local has_succeeded = Public.add_mystical_chest()
+    if has_succeeded then
+        local player = game.players[event.player_index]
+        local colored_player_name =
+            table.concat({'[color=', player.color.r * 0.6 + 0.35, ',', player.color.g * 0.6 + 0.35, ',', player.color.b * 0.6 + 0.35, ']', player.name, '[/color]'})
+        game.print(colored_player_name .. ' unlocked the last missing piece for the mystical chest!')
+    end
+end
+
+local function on_gui_opened(event)
+    container_opened(event)
+end
+
+local function on_gui_closed(event)
+    container_opened(event)
+end
+
 function Public.close_gui_player(frame)
     if not frame then
         return
@@ -2179,6 +2296,7 @@ function Public.get_items()
     local landmine = WPT.get('upgrades').landmine.bought
     local fixed_prices = WPT.get('marked_fixed_prices')
     local health_upgrades_limit = WPT.get('health_upgrades_limit')
+    local has_upgraded_health_pool = WPT.get('has_upgraded_health_pool')
 
     local chest_limit_cost = round(fixed_prices.chest_limit_cost * (1 + chest_limit_outside_upgrades))
     local health_cost = round(fixed_prices.health_cost * (1 + health_upgrades))
@@ -2188,6 +2306,7 @@ function Public.get_items()
     local explosive_bullets_cost = round(fixed_prices.explosive_bullets_cost)
     local flamethrower_turrets_cost = round(fixed_prices.flamethrower_turrets_cost * (1 + flame_turret))
     local land_mine_cost = round(fixed_prices.land_mine_cost * (1 + landmine))
+    local car_health_upgrade_pool = fixed_prices.car_health_upgrade_pool_cost
 
     local pickaxe_tiers = WPT.pickaxe_upgrades
     local tier = WPT.get('pickaxe_tier')
@@ -2275,6 +2394,30 @@ function Public.get_items()
         upgrade = true,
         static = true
     }
+
+    if has_upgraded_health_pool then
+        main_market_items['car_health_upgrade_pool'] = {
+            stack = 1,
+            value = 'coin',
+            price = car_health_upgrade_pool,
+            tooltip = ({'main_market.sold_out'}),
+            sprite = 'achievement/iron-throne-1',
+            enabled = false,
+            upgrade = true,
+            static = true
+        }
+    else
+        main_market_items['car_health_upgrade_pool'] = {
+            stack = 1,
+            value = 'coin',
+            price = car_health_upgrade_pool,
+            tooltip = ({'main_market.global_car_health_modifier'}),
+            sprite = 'achievement/iron-throne-1',
+            enabled = true,
+            upgrade = true,
+            static = true
+        }
+    end
     main_market_items['xp_points_boost'] = {
         stack = 1,
         value = 'coin',
@@ -2609,6 +2752,51 @@ function Public.enable_robotic_defense(pos)
     end
 end
 
+function Public.add_mystical_chest()
+    local locomotive = WPT.get('locomotive')
+    if not locomotive then
+        return
+    end
+    if not locomotive.valid then
+        return
+    end
+
+    local mystical_chest = WPT.get('mystical_chest')
+    if not (mystical_chest.entity and mystical_chest.entity.valid) then
+        return
+    end
+
+    if not mystical_chest.price then
+        init_price_check(locomotive, mystical_chest)
+    end
+
+    local entity = mystical_chest.entity
+
+    local inventory = mystical_chest.entity.get_inventory(defines.inventory.chest)
+
+    for key, item_stack in pairs(mystical_chest.price) do
+        local count_removed = inventory.remove(item_stack)
+        mystical_chest.price[key].count = mystical_chest.price[key].count - count_removed
+        if mystical_chest.price[key].count <= 0 then
+            table.remove(mystical_chest.price, key)
+        end
+    end
+
+    if #mystical_chest.price == 0 then
+        init_price_check(locomotive, mystical_chest)
+        mystical_chest_reward()
+        return true
+    end
+
+    for slot = 1, 30, 1 do
+        entity.clear_request_slot(slot)
+    end
+
+    for slot, item_stack in pairs(mystical_chest.price) do
+        mystical_chest.entity.set_request_slot(item_stack, slot)
+    end
+end
+
 local boost_players = Public.boost_players_around_train
 local pollute_area = Public.transfer_pollution
 
@@ -2639,6 +2827,7 @@ local function tick()
 end
 
 Public.place_market = place_market
+Public.init_price_check = init_price_check
 
 Event.on_nth_tick(5, tick)
 Event.add(defines.events.on_gui_click, gui_click)
@@ -2657,5 +2846,7 @@ Event.add(defines.events.on_console_chat, on_console_chat)
 Event.add(defines.events.on_player_changed_surface, on_player_changed_surface)
 Event.add(defines.events.on_player_driving_changed_state, on_player_driving_changed_state)
 Event.add(defines.events.on_train_created, set_carriages)
+Event.add(defines.events.on_gui_opened, on_gui_opened)
+Event.add(defines.events.on_gui_closed, on_gui_closed)
 
 return Public

maps/mountain_fortress_v3/main.lua

@@ -123,6 +123,8 @@ function Public.reset_map()
     local Diff = Difficulty.get()
     local this = WPT.get()
     local wave_defense_table = WD.get_table()
+    Misc.set('creative_are_you_sure', false)
+    Misc.set('creative_enabled', false)
 
     Reset.enable_mapkeeper(true)
 

maps/mountain_fortress_v3/mystical_chest.lua

@@ -0,0 +1,294 @@
+local Public = {}
+
+local shuffle = table.shuffle_table
+local insert = table.insert
+local random = math.random
+local floor = math.floor
+
+local item_worths = {
+    ['wooden-chest'] = 4,
+    ['iron-chest'] = 8,
+    ['steel-chest'] = 64,
+    ['storage-tank'] = 64,
+    ['transport-belt'] = 4,
+    ['fast-transport-belt'] = 16,
+    ['express-transport-belt'] = 64,
+    ['underground-belt'] = 16,
+    ['fast-underground-belt'] = 64,
+    ['express-underground-belt'] = 256,
+    ['splitter'] = 16,
+    ['fast-splitter'] = 64,
+    ['express-splitter'] = 256,
+    ['burner-inserter'] = 2,
+    ['inserter'] = 8,
+    ['long-handed-inserter'] = 16,
+    ['fast-inserter'] = 32,
+    ['filter-inserter'] = 40,
+    ['stack-inserter'] = 128,
+    ['stack-filter-inserter'] = 160,
+    ['small-electric-pole'] = 4,
+    ['medium-electric-pole'] = 32,
+    ['big-electric-pole'] = 64,
+    ['substation'] = 256,
+    ['pipe'] = 1,
+    ['pipe-to-ground'] = 15,
+    ['pump'] = 32,
+    ['rail'] = 8,
+    ['train-stop'] = 64,
+    ['rail-signal'] = 16,
+    ['rail-chain-signal'] = 16,
+    ['locomotive'] = 512,
+    ['cargo-wagon'] = 256,
+    ['fluid-wagon'] = 256,
+    ['artillery-wagon'] = 16384,
+    ['car'] = 128,
+    ['tank'] = 4096,
+    ['logistic-robot'] = 256,
+    ['construction-robot'] = 256,
+    ['logistic-chest-active-provider'] = 256,
+    ['logistic-chest-passive-provider'] = 256,
+    ['logistic-chest-storage'] = 256,
+    ['logistic-chest-buffer'] = 512,
+    ['logistic-chest-requester'] = 512,
+    ['roboport'] = 2048,
+    ['small-lamp'] = 16,
+    ['red-wire'] = 4,
+    ['green-wire'] = 4,
+    ['arithmetic-combinator'] = 16,
+    ['decider-combinator'] = 16,
+    ['constant-combinator'] = 16,
+    ['power-switch'] = 16,
+    ['programmable-speaker'] = 32,
+    ['stone-brick'] = 2,
+    ['concrete'] = 4,
+    ['hazard-concrete'] = 4,
+    ['refined-concrete'] = 16,
+    ['refined-hazard-concrete'] = 16,
+    ['cliff-explosives'] = 256,
+    ['repair-pack'] = 8,
+    ['boiler'] = 8,
+    ['steam-engine'] = 32,
+    ['solar-panel'] = 64,
+    ['accumulator'] = 64,
+    ['nuclear-reactor'] = 8192,
+    ['heat-pipe'] = 128,
+    ['heat-exchanger'] = 256,
+    ['steam-turbine'] = 256,
+    ['burner-mining-drill'] = 8,
+    ['electric-mining-drill'] = 32,
+    ['offshore-pump'] = 16,
+    ['pumpjack'] = 64,
+    ['stone-furnace'] = 4,
+    ['steel-furnace'] = 64,
+    ['electric-furnace'] = 256,
+    ['assembling-machine-1'] = 32,
+    ['assembling-machine-2'] = 128,
+    ['assembling-machine-3'] = 512,
+    ['oil-refinery'] = 256,
+    ['chemical-plant'] = 128,
+    ['centrifuge'] = 2048,
+    ['lab'] = 64,
+    ['beacon'] = 512,
+    ['speed-module'] = 128,
+    ['speed-module-2'] = 512,
+    ['speed-module-3'] = 2048,
+    ['effectivity-module'] = 128,
+    ['effectivity-module-2'] = 512,
+    ['effectivity-module-3'] = 2048,
+    ['productivity-module'] = 128,
+    ['productivity-module-2'] = 512,
+    ['productivity-module-3'] = 2048,
+    ['iron-plate'] = 1,
+    ['copper-plate'] = 1,
+    ['solid-fuel'] = 16,
+    ['steel-plate'] = 8,
+    ['plastic-bar'] = 8,
+    ['sulfur'] = 4,
+    ['battery'] = 16,
+    ['explosives'] = 4,
+    ['crude-oil-barrel'] = 8,
+    ['heavy-oil-barrel'] = 16,
+    ['light-oil-barrel'] = 16,
+    ['lubricant-barrel'] = 16,
+    ['petroleum-gas-barrel'] = 16,
+    ['sulfuric-acid-barrel'] = 16,
+    ['water-barrel'] = 4,
+    ['copper-cable'] = 1,
+    ['iron-stick'] = 1,
+    ['iron-gear-wheel'] = 2,
+    ['empty-barrel'] = 4,
+    ['electronic-circuit'] = 4,
+    ['advanced-circuit'] = 16,
+    ['processing-unit'] = 128,
+    ['engine-unit'] = 8,
+    ['electric-engine-unit'] = 64,
+    ['flying-robot-frame'] = 128,
+    ['satellite'] = 32768,
+    ['rocket-control-unit'] = 256,
+    ['low-density-structure'] = 64,
+    ['rocket-fuel'] = 256,
+    ['nuclear-fuel'] = 1024,
+    ['uranium-235'] = 1024,
+    ['uranium-238'] = 32,
+    ['uranium-fuel-cell'] = 128,
+    ['automation-science-pack'] = 4,
+    ['logistic-science-pack'] = 16,
+    ['military-science-pack'] = 64,
+    ['chemical-science-pack'] = 128,
+    ['production-science-pack'] = 256,
+    ['utility-science-pack'] = 256,
+    ['space-science-pack'] = 512,
+    ['pistol'] = 4,
+    ['submachine-gun'] = 32,
+    ['shotgun'] = 16,
+    ['combat-shotgun'] = 256,
+    ['rocket-launcher'] = 128,
+    ['flamethrower'] = 512,
+    ['land-mine'] = 8,
+    ['firearm-magazine'] = 4,
+    ['piercing-rounds-magazine'] = 8,
+    ['uranium-rounds-magazine'] = 64,
+    ['shotgun-shell'] = 4,
+    ['piercing-shotgun-shell'] = 16,
+    ['cannon-shell'] = 8,
+    ['explosive-cannon-shell'] = 16,
+    ['uranium-cannon-shell'] = 64,
+    ['explosive-uranium-cannon-shell'] = 64,
+    ['artillery-shell'] = 128,
+    ['rocket'] = 8,
+    ['explosive-rocket'] = 8,
+    ['atomic-bomb'] = 16384,
+    ['flamethrower-ammo'] = 32,
+    ['grenade'] = 16,
+    ['cluster-grenade'] = 64,
+    ['poison-capsule'] = 64,
+    ['slowdown-capsule'] = 16,
+    ['defender-capsule'] = 16,
+    ['distractor-capsule'] = 128,
+    ['destroyer-capsule'] = 256,
+    ['light-armor'] = 32,
+    ['heavy-armor'] = 256,
+    ['modular-armor'] = 1024,
+    ['power-armor'] = 4096,
+    ['power-armor-mk2'] = 32768,
+    ['solar-panel-equipment'] = 256,
+    ['fusion-reactor-equipment'] = 8192,
+    ['energy-shield-equipment'] = 512,
+    ['energy-shield-mk2-equipment'] = 4096,
+    ['battery-equipment'] = 128,
+    ['battery-mk2-equipment'] = 2048,
+    ['personal-laser-defense-equipment'] = 2048,
+    ['discharge-defense-equipment'] = 2048,
+    ['discharge-defense-remote'] = 32,
+    ['belt-immunity-equipment'] = 256,
+    ['exoskeleton-equipment'] = 1024,
+    ['personal-roboport-equipment'] = 512,
+    ['personal-roboport-mk2-equipment'] = 4096,
+    ['night-vision-equipment'] = 256,
+    ['stone-wall'] = 8,
+    ['gate'] = 16,
+    ['gun-turret'] = 64,
+    ['laser-turret'] = 1024,
+    ['flamethrower-turret'] = 2048,
+    ['artillery-turret'] = 8192,
+    ['radar'] = 32,
+    ['rocket-silo'] = 65536
+}
+
+local item_names = {}
+for k, _ in pairs(item_worths) do
+    insert(item_names, k)
+end
+local size_of_item_names = #item_names
+
+local function get_raffle_keys()
+    local raffle_keys = {}
+    for i = 1, size_of_item_names, 1 do
+        raffle_keys[i] = i
+    end
+    shuffle(raffle_keys)
+    return raffle_keys
+end
+
+function Public.roll_item_stack(remaining_budget, blacklist)
+    if remaining_budget <= 0 then
+        return
+    end
+    local raffle_keys = get_raffle_keys()
+    local item_name = false
+    local item_worth = 0
+    for _, index in pairs(raffle_keys) do
+        item_name = item_names[index]
+        item_worth = item_worths[item_name]
+        if not blacklist[item_name] and item_worth <= remaining_budget then
+            break
+        end
+    end
+
+    local stack_size = game.item_prototypes[item_name].stack_size * 32
+
+    local item_count = 1
+
+    for c = 1, random(1, stack_size), 1 do
+        local price = c * item_worth
+        if price <= remaining_budget then
+            item_count = c
+        else
+            break
+        end
+    end
+
+    return {name = item_name, count = item_count}
+end
+
+local function roll_item_stacks(remaining_budget, max_slots, blacklist)
+    local item_stack_set = {}
+    local item_stack_set_worth = 0
+
+    for i = 1, max_slots, 1 do
+        if remaining_budget <= 0 then
+            break
+        end
+        local item_stack = Public.roll_item_stack(remaining_budget, blacklist)
+        item_stack_set[i] = item_stack
+        remaining_budget = remaining_budget - item_stack.count * item_worths[item_stack.name]
+        item_stack_set_worth = item_stack_set_worth + item_stack.count * item_worths[item_stack.name]
+    end
+
+    return item_stack_set, item_stack_set_worth
+end
+
+function Public.roll(budget, max_slots, blacklist)
+    if not budget then
+        return
+    end
+    if not max_slots then
+        return
+    end
+
+    local b
+    if not blacklist then
+        b = {}
+    else
+        b = blacklist
+    end
+
+    budget = floor(budget)
+    if budget == 0 then
+        return
+    end
+
+    local final_stack_set
+    local final_stack_set_worth = 0
+
+    for _ = 1, 5, 1 do
+        local item_stack_set, item_stack_set_worth = roll_item_stacks(budget, max_slots, b)
+        if item_stack_set_worth > final_stack_set_worth or item_stack_set_worth == budget then
+            final_stack_set = item_stack_set
+            final_stack_set_worth = item_stack_set_worth
+        end
+    end
+    return final_stack_set
+end
+
+return Public

maps/mountain_fortress_v3/table.lua

@@ -174,7 +174,8 @@ function Public.reset_table()
         xp_point_boost_cost = 5000,
         explosive_bullets_cost = 10000,
         flamethrower_turrets_cost = 3000,
-        land_mine_cost = 2
+        land_mine_cost = 2,
+        car_health_upgrade_pool_cost = 100000
     }
     this.collapse_grace = true
     this.explosive_bullets = false
@@ -209,6 +210,10 @@ function Public.reset_table()
     this.market_announce = game.tick + 1200
     this.check_heavy_damage = true
     this.prestige_system_enabled = false
+    this.has_upgraded_health_pool = false
+    this.mystical_chest_enabled = false -- needs rewards before enabling
+    this.alert_zone_1 = false -- alert the players
+
     for k, _ in pairs(this.players) do
         this.players[k] = {}
     end

maps/mountain_fortress_v3/terrain.lua

@@ -238,6 +238,7 @@ local function wall(p, data)
     local treasure = data.treasure
     local stone_wall = {callback = Functions.disable_minable_callback}
     local enable_arties = WPT.get('enable_arties')
+    local alert_zone_1 = WPT.get('alert_zone_1')
 
     local seed = data.seed
     local y = data.yv
@@ -303,6 +304,23 @@ local function wall(p, data)
                             force = 'player',
                             callback = stone_wall
                         }
+                        if not alert_zone_1 then
+                            local x_min = -WPT.level_width / 2
+                            local x_max = WPT.level_width / 2
+                            surface.create_entity({name = 'electric-beam', position = {x_min, p.y}, source = {x_min, p.y}, target = {x_max, p.y}})
+                            surface.create_entity({name = 'electric-beam', position = {x_min, p.y}, source = {x_min, p.y}, target = {x_max, p.y}})
+                            WPT.set('alert_zone_1', true)
+                            rendering.draw_text {
+                                text = 'Breaching this wall will start collapse.',
+                                surface = surface,
+                                target = {0, p.y - 10},
+                                color = {r = 0.98, g = 0.66, b = 0.22},
+                                scale = 8,
+                                font = 'heading-1',
+                                alignment = 'center',
+                                scale_with_zoom = false
+                            }
+                        end
                     end
                 else
                     if random(1, 32 - y) == 1 then

modules/wave_defense/threat_events.lua

@@ -24,6 +24,13 @@ local function remove_unit(entity)
     local active_biter_count = WD.get('active_biter_count')
     WD.set('active_biter_count', active_biter_count - 1)
     active_biters[unit_number] = nil
+
+    if active_biter_count <= 0 then
+        WD.set('active_biter_count', 0)
+    end
+    if active_biter_threat <= 0 then
+        WD.set('active_biter_threat', 0)
+    end
 end
 
 local function place_nest_near_unit_group()
@@ -243,7 +250,8 @@ local function on_entity_died(event)
             local threat = WD.get('threat')
             if threat <= 0 then
                 WD.set('threat', 0)
-                threat = WD.get('threat')
+                remove_unit(entity)
+                return
             end
             WD.set('threat', math.round(threat - threat_values[entity.name] * biter_health_boost, 2))
             remove_unit(entity)