factorio-scenario-ExpCluster/modules/commands/spawn.lua

local Commands = require 'expcore.commands'
local Roles = require 'expcore.roles'

local function teleport(player)
    local surface = player.surface
    local spawn = player.force.get_spawn_position(surface)
    local position = surface.find_non_colliding_position('character',spawn,32,1)
    if not position then return false end
    if player.driving then player.driving = false end -- kicks a player out a vehicle if in one
    player.teleport(position,surface)
    return true
end

Commands.new_command('go-to-spawn','Teleport to spawn')
:add_param('player',true,'player-role-alive')
:set_defaults{
    player=function(player)
        if player.connected and player.character and player.character.health > 0 then
            return player
        end
    end
}
:add_alias('spawn','tp-spawn')
:register(function(player,action_player)
    if not action_player then 
        return Commands.error{'exp-commands.spawn-unavailable'}
    elseif action_player == player then
        if not teleport(player) then
            return Commands.error{'exp-commands.spawn-unavailable'}
        end
    elseif Roles.player_allowed(player,'command/go-to-spawn/always') then
        if not teleport(action_player) then
            return Commands.error{'exp-commands.spawn-unavailable'}
        end
    else
        return Commands.error{'expcore-commands.unauthorized'}
    end
end)