60 lines
1.3 KiB
Lua
60 lines
1.3 KiB
Lua
local opcodeCallbacks = {}
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local extendedCallbacks = {}
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function ProtocolGame:onOpcode(opcode, msg)
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for i, callback in pairs(opcodeCallbacks) do
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if i == opcode then
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callback(self, msg)
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return true
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end
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end
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return false
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end
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function ProtocolGame:onExtendedOpcode(opcode, buffer)
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local callback = extendedCallbacks[opcode]
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if callback then
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callback(self, opcode, buffer)
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end
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end
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function ProtocolGame.registerOpcode(opcode, callback)
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if opcodeCallbacks[opcode] then
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error('opcode ' .. opcode .. ' already registered will be overriden')
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end
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opcodeCallbacks[opcode] = callback
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end
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function ProtocolGame.unregisterOpcode(opcode)
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opcodeCallbacks[opcode] = nil
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end
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function ProtocolGame.registerExtendedOpcode(opcode, callback)
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if not callback or type(callback) ~= 'function' then
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error('Invalid callback.')
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end
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if opcode < 0 or opcode > 255 then
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error('Invalid opcode. Range: 0-255')
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end
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if extendedCallbacks[opcode] then
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error('Opcode is already taken.')
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end
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extendedCallbacks[opcode] = callback
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end
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function ProtocolGame.unregisterExtendedOpcode(opcode)
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if opcode < 0 or opcode > 255 then
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error('Invalid opcode. Range: 0-255')
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end
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if not extendedCallbacks[opcode] then
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error('Opcode is not registered.')
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end
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extendedCallbacks[opcode] = nil
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end
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