import models/SimpleClassDiagrams as SCD
include "primitives.alh"

SCD CausalBlockDiagrams_Runtime{
    Class Float {
        $
            if (bool_not(is_physical_float(self))):
                return "Float has no float value"!
            else:
                return "OK"!
        $
    }

    Class Natural {
        $
            if (bool_not(is_physical_int(self))):
                return "Natural has no integer value"!
            else:
                return "OK"!
        $
    }

    Class Block{
        signal : Float {
            target_lower_cardinality = 1
            target_upper_cardinality = 1
        }
    }

    Class ConstantBlock{
        value : Float {
            target_lower_cardinality = 1
            target_upper_cardinality = 1
        }
    }

    Class AdditionBlock{}
    Class NegatorBlock{}
    Class MultiplyBlock{}
    Class InverseBlock{}
    Class DelayBlock{
        memory : Float {
            target_lower_cardinality = 0
            target_upper_cardinality = 1
        }
    }

    Class Time{
        lower_cardinality = 1
        upper_cardinality = 1

        start_time : Natural {
            target_lower_cardinality = 1
            target_upper_cardinality = 1
        }

        current_time : Natural {
            target_lower_cardinality = 1
            target_upper_cardinality = 1
        }

        termination_time : Natural {
            target_lower_cardinality = 1
            target_upper_cardinality = 1
        }
    }

    Association Link(Block, Block){
    }
    Association InitialCondition(Block, DelayBlock){
        source_lower_cardinality = 0
        source_upper_cardinality = 1
    }

    Inheritance (ConstantBlock, Block){}
    Inheritance (AdditionBlock, Block){}
    Inheritance (NegatorBlock, Block){}
    Inheritance (MultiplyBlock, Block){}
    Inheritance (InverseBlock, Block){}
    Inheritance (DelayBlock, Block){}
}

export CausalBlockDiagrams_Runtime to models/CausalBlockDiagrams_Runtime