factorio-expcluster/exp_scenario/module/control/inventory_clear.lua

--[[-- Control - Inventory Clear
Will move players items to spawn when they are banned or kicked, option to clear on leave

on_player_banned - player_name
on_player_kicked - player_index
]]

local ExpUtil = require("modules/exp_util")
local Feature = require("modules/exp_scenario/features")

local feature = Feature.register("inventory_clear")

--- The events which clear the inventory of the player
local events = {
    defines.events.on_player_banned,
    defines.events.on_player_kicked,
}

--- @param event { player_index: number }
local function clear_items(event)
    if not event.player_index then return end
    local player = assert(game.get_player(event.player_index))
    local inventory = assert(player.get_main_inventory())
    ExpUtil.transfer_inventory_to_surface{
        inventory = inventory,
        surface = game.planets.nauvis.surface,
        name = "iron-chest",
        allow_creation = true,
    }
end

local event_handlers = {}
for _, event_name in ipairs(events) do
    event_handlers[event_name] = clear_items
end

return feature:guard{
    events = event_handlers,
}