17 lines
489 B
Lua
17 lines
489 B
Lua
if not sparktech then sparktech = {} end
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function sparktech.can_drain_energy(target_pos, ammount) ---
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--- check whether you can drain
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return minetest.get_meta(target_pos):get_int("energy") >= ammount
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end
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function sparktech.drain_energy(target_pos, ammount)
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local target = minetest.get_meta(target_pos)
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local current = target:get_int("energy")
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if sparktech.can_drain_energy(target_pos, ammount) then
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target:set_int("energy", current - ammount)
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return true
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end
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return false
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end
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