Double attack

#define SECOND_ATTACK
    {VARIABLE_OP unit.attacks_left add 1}
    [set_variables]
        name=unit.variables
        mode=merge
        [value]
            double_attack_attacked=yes
            double_attack_turn=$turn_number
        [/value]
    [/set_variables]
    [unstore_unit]
        text= _ "double attack"
        {COLOR_HARM}
        variable=unit
    [/unstore_unit]
#enddef

#define WEAPON_SPECIAL_AE_MAG_DOUBLEATTACK
    # wmlxgettext: [attack]
    # wmlxgettext: [specials]
    [dummy]
        id=double attack
        name= _ "double attack"
        description=_"This unit can attack two enemies in one turn, but cannot move from a hex, where the first enemy was attacked."
    [/dummy]
[/specials]
[/attack]

[event]
    name=attack_end
    id=AE_mag_doubleattack_event
    first_time_only=no
    [filter_attack]
        special=double attack
    [/filter_attack]

    [if]
        {VARIABLE_CONDITIONAL unit.variables.double_attack_attacked boolean_not_equals yes}
        [then]
            {SECOND_ATTACK}
        [/then]
        [else]
            [if]
                {VARIABLE_CONDITIONAL unit.variables.double_attack_turn not_equals $turn_number}
                [then]
                    {SECOND_ATTACK}
                [/then]
            [/if]
        [/else]
    [/if]
[/event]
[+attack]
[+specials]
        # wmlxgettext: [/specials]
        # wmlxgettext: [/attack]
#enddef