ARMA 3 player's backpack script

waitUntil {
    !isNil "playerSniper" && !isNil "playerSupplier"
};

//Supply bag
if(playerSupplier == player) then {
    player addBackpack "B_AssaultPack_mcamo";

    _bp = unitBackpack player;
    _bp addItemCargo ["FirstAidKit",10];
    _bp addItemCargo ["acc_pointer_IR",4];
    _bp addMagazineCargo ["30Rnd_65x39_caseless_mag",20];
    _bp addMagazineCargo ["DemoCharge_Remote_Mag",5];
    _bp addMagazineCargo ["Chemlight_green",10];
};

//Sniper bag
if(playerSniper == player) then {
    player addBackpack "B_Kitbag_mcamo";

    _bp = unitBackpack player;
    _bp addWeaponCargo ["srifle_GM6_SOS_F",1];
    _bp addMagazineCargo ["5Rnd_127x108_Mag",4];
};