48 lines
2.1 KiB
GDScript
48 lines
2.1 KiB
GDScript
extends RefCounted
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const DURATION := 60.0
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const IDS := ["incendiary_missile", "radiation_laser", "artillery_cannon"]
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const COSTS := {
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"incendiary_missile":{"iron":45,"sulfur":60,"uranium":30,"copper":12,"mercury":6},
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"radiation_laser":{"uranium":60,"aluminium":45,"silicon":18,"copper":12},
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"artillery_cannon":{"iron":75,"titanium":45,"nickel":15,"tungsten":10},
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}
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static func definition(id: String) -> ItemDefinition:
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return load("res://resources/items/%s.tres" % id) as ItemDefinition if id in IDS else null
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static func ensure_offers(progress: Resource) -> void:
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if not progress.laboratory_offers.is_empty() or not progress.laboratory_project.is_empty(): return
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var pool := IDS.duplicate()
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for id in progress.laboratory_unlocks: pool.erase(id)
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pool.shuffle()
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for id in pool.slice(0,3): progress.laboratory_offers.append(id)
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static func can_start(captain: Resource, id: String) -> bool:
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var progress: Resource = captain.expedition
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if progress.freighter_rooms.get("expansion_1","") != "laboratory" or not progress.laboratory_project.is_empty(): return false
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if id not in progress.laboratory_offers or id not in IDS or progress.laboratory_unlocks.get(id,false): return false
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for key in COSTS[id]:
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if int(captain.minerals.get(key,0)) < int(COSTS[id][key]): return false
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return true
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static func start(captain: Resource, id: String) -> bool:
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if not can_start(captain,id): return false
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for key in COSTS[id]: captain.minerals[key] = int(captain.minerals.get(key,0))-int(COSTS[id][key])
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captain.expedition.laboratory_project = id
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captain.expedition.laboratory_remaining = DURATION
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captain.emit_changed()
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captain.expedition.emit_changed()
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return true
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static func advance(progress: Resource, delta: float) -> bool:
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if progress.laboratory_project.is_empty() or delta <= 0.0: return false
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progress.laboratory_remaining = maxf(0.0,progress.laboratory_remaining-delta)
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if progress.laboratory_remaining <= 0.00001:
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progress.laboratory_remaining = 0.0
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progress.laboratory_unlocks[progress.laboratory_project] = true
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progress.laboratory_project = ""
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progress.laboratory_offers.clear()
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ensure_offers(progress)
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progress.emit_changed()
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return true
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