71 lines
2.4 KiB
C#
71 lines
2.4 KiB
C#
using Robust.Shared.Random;
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namespace Content.Server._Horizon.BluespaceHarvester;
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public sealed class BluespaceHarvesterRiftSystem : EntitySystem
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{
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[Dependency] private readonly IRobustRandom _random = default!;
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public override void Update(float frameTime)
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{
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base.Update(frameTime);
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var query = EntityQueryEnumerator<BluespaceHarvesterRiftComponent, TransformComponent>();
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while (query.MoveNext(out var uid, out var comp, out var xform))
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{
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comp.PassiveSpawnAccumulator += frameTime;
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if (comp.PassiveSpawnAccumulator >= comp.PassiveSpawnCooldown)
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{
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comp.PassiveSpawnAccumulator -= comp.PassiveSpawnCooldown;
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comp.PassiveSpawnAccumulator += _random.NextFloat(comp.PassiveSpawnCooldown / 2f);
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// Random, not particularly dangerous mob.
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Spawn(_random.Pick(comp.PassiveSpawn), xform.Coordinates);
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}
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comp.SpawnAccumulator += frameTime;
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if (comp.SpawnAccumulator < comp.SpawnCooldown)
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continue;
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comp.SpawnAccumulator -= comp.SpawnCooldown;
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comp.PassiveSpawnAccumulator += _random.NextFloat(comp.SpawnCooldown);
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UpdateSpawn((uid, comp, xform));
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}
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}
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private void UpdateSpawn(Entity<BluespaceHarvesterRiftComponent, TransformComponent> ent)
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{
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var rift = ent.Comp1;
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var xfrom = ent.Comp2;
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var count = 0;
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while (rift.Danger != 0 && count < 3)
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{
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count++;
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var pickable = new List<EntitySpawn>();
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foreach (var spawn in rift.Spawn)
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{
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if (spawn.Cost <= rift.Danger)
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pickable.Add(spawn);
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}
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// If we cannot choose anything, this means that we have used up all the danger sufficient before spawn.
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if (pickable.Count == 0)
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{
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rift.Danger = 0; // This will disable pointless spawn attempts.
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break;
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}
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// In order for there to be a dangerous mob,
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// it should still be a good story,
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// because they still have a whole cart of ordinary ones.
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var pick = _random.Pick(pickable);
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rift.Danger -= pick.Cost; // Deduct the risk spent on the purchase.
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Spawn(pick.Id, xfrom.Coordinates);
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}
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}
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}
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