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https://github.com/CHOMPStation2/CHOMPStation2.git
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104 lines
3.8 KiB
Plaintext
104 lines
3.8 KiB
Plaintext
/datum/event/carp_migration
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startWhen = 0 // Start immediately
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announceWhen = 45 // Adjusted by setup
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endWhen = 75 // Adjusted by setup
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var/carp_cap = 10
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var/list/spawned_carp = list()
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/datum/event/carp_migration/setup()
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announceWhen = rand(30, 60) // 1 to 2 minutes
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endWhen += severity * 25
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carp_cap = 2 + 3 ** severity // No more than this many at once regardless of waves. (5, 11, 29)
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/datum/event/carp_migration/start()
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affecting_z -= global.using_map.sealed_levels // Space levels only please!
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..()
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/datum/event/carp_migration/announce()
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var/announcement = ""
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if(severity == EVENT_LEVEL_MAJOR)
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announcement = "Massive migration of unknown biological entities has been detected near [location_name()], please stand-by."
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else
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announcement = "Unknown biological [spawned_carp.len == 1 ? "entity has" : "entities have"] been detected near [location_name()], please stand-by."
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command_announcement.Announce(announcement, "Lifesign Alert")
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/datum/event/carp_migration/tick()
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if(activeFor % 5 != 0)
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return // Only process every 10 seconds.
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if(count_spawned_carps() < carp_cap)
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spawn_fish(rand(1, severity * 2) - 1, severity, severity * 2)
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/datum/event/carp_migration/proc/spawn_fish(var/num_groups, var/group_size_min, var/group_size_max, var/dir)
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if(isnull(dir))
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dir = (victim && prob(80)) ? victim.fore_dir : pick(GLOB.cardinal)
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// Check if any landmarks exist!
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var/list/spawn_locations = list()
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for(var/obj/effect/landmark/C in landmarks_list)
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if(C.name == "carpspawn" && (C.z in affecting_z))
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spawn_locations.Add(C.loc)
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if(spawn_locations.len) // Okay we've got landmarks, lets use those!
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shuffle_inplace(spawn_locations)
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num_groups = min(num_groups, spawn_locations.len)
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for (var/i = 1, i <= num_groups, i++)
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var/group_size = rand(group_size_min, group_size_max)
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for (var/j = 0, j < group_size, j++)
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spawn_one_carp(spawn_locations[i])
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return
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// Okay we did *not* have any landmarks, so lets do our best!
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var/i = 1
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while (i <= num_groups)
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var/Z = pick(affecting_z)
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var/group_size = rand(group_size_min, group_size_max)
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var/turf/map_center = locate(round(world.maxx/2), round(world.maxy/2), Z)
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var/turf/group_center = pick_random_edge_turf(dir, Z, TRANSITIONEDGE + 2)
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var/list/turfs = getcircle(group_center, 2)
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for (var/j = 0, j < group_size, j++)
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var/mob/living/simple_mob/animal/M = spawn_one_carp(turfs[(i % turfs.len) + 1])
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// Ray trace towards middle of the map to find where they can stop just outside of structure/ship.
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var/turf/target
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for(var/turf/T in getline(get_turf(M), map_center))
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if(!T.is_space())
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break;
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target = T
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if(target)
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M.ai_holder?.give_destination(target) // Ask carp to swim towards the middle of the map
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i++
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// Spawn a single carp at given location.
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/datum/event/carp_migration/proc/spawn_one_carp(var/loc)
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var/mob/living/simple_mob/animal/M = new /mob/living/simple_mob/animal/space/carp/event(loc)
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GLOB.destroyed_event.register(M, src, .proc/on_carp_destruction)
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spawned_carp.Add(M)
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return M
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// Counts living carp spawned by this event.
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/datum/event/carp_migration/proc/count_spawned_carps()
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. = 0
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for(var/I in spawned_carp)
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var/mob/living/simple_mob/animal/M = I
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if(!QDELETED(M) && M.stat != DEAD)
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. += 1
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// If carp is bomphed, remove it from the list.
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/datum/event/carp_migration/proc/on_carp_destruction(var/mob/M)
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spawned_carp -= M
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GLOB.destroyed_event.unregister(M, src, .proc/on_carp_destruction)
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/datum/event/carp_migration/end()
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. = ..()
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// Clean up carp that died in space for some reason.
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spawn(0)
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for(var/mob/living/simple_mob/SM in spawned_carp)
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if(SM.stat == DEAD)
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var/turf/T = get_turf(SM)
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if(istype(T, /turf/space))
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if(prob(75))
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qdel(SM)
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CHECK_TICK
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// Overmap version
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/datum/event/carp_migration/overmap/announce()
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return
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