Fps Ammo pickup problem(programming noob)

I’m having trouble with my ammo pickups. I can only pick up a certain kind of ammo with a certain kind of gun, and I need it to pick up the ammo regardless of that as it would in every other kind of shooter.

	if (Physics.Raycast (position, direction, hit, distance, layerMaskAmmo.value)){
		showAmmoGui = true;
		if(hit.transform.CompareTag("Ammo")){
			var pickupGO : Pickup = hit.transform.GetComponent("Pickup");
			
			//ammo for rifles 
			if (pickupGO.pickupType == PickupType.RifleMagazines) {
				var mags : WeaponScriptNEW = weaponsInUse[weaponToSelect].gameObject.transform.GetComponent("WeaponScriptNEW");
				if(mags != null && mags.firstMode != fireMode.launcher && mags.firstMode == fireMode.auto){
					notes = "";
					textFromPickupScript = note;
					if(pickupp){
						if(mags.ammoMode == Ammo.Magazines){
							mags.magazines += pickupGO.amount;
						}else{
							mags.magazines += pickupGO.amount * mags.bulletsPerMag;
						}	
						audio.clip = pickupSound;
						audio.Play();	
						Destroy(hit.collider.gameObject);
						
					}
									}else{
					textFromPickupScript = pickupGO.AmmoInfo;
					notes = notes;	
				}
			}
			


    						//ammo for pistol
			if (pickupGO.pickupType == PickupType.PistolMagazines) {
				var magsp : WeaponScriptNEW = weaponsInUse[weaponToSelect].gameObject.transform.GetComponent("WeaponScriptNEW");
				if(magsp != null && magsp.firstMode != fireMode.launcher && (magsp.firstMode == fireMode.semi || magsp.firstMode == fireMode.semi)){
					notes = "";
					textFromPickupScript = note;
					if(pickupp){
						if(magsp.ammoMode == Ammo.Magazines){
							magsp.magazines += pickupGO.amount;
						}else{
							magsp.magazines += pickupGO.amount * magsp.bulletsPerMag;
						}	
						audio.clip = pickupSound;
						audio.Play();	
						Destroy(hit.collider.gameObject);
					}
									}else{
					textFromPickupScript = pickupGO.AmmoInfo;
					notes = notes;		
				}
			}

looks to me you dont want multiple “if” statements, just a single “if” statement and have “weaponToSelected” be in an index that corresponds to the weapon whose ammo you just selected