Fireball Spell

Hello shadowlings this is TheHeodon from TheUTeam.
Today i have a MCEdit Schematic from my fireball spell video!

Codes:

/ REDSTONE CLOCK /
setblock ~ ~-1 ~ minecraft:redstone_block 0 destroy

/ TESTFOR FIRE CHARGE /
testfor @e[type=Item] {Item:{id:minecraft:fire_charge}}

/ SUMMON FIREBALL /
execute ~ ~1 ~ summon Fireball ~ ~ ~ {ExplosionPower:5,direction:[0.0,0.0,0.0]}

/ KILL FIRE CHARGE /
kill @e[type=Item,id=385]

/ TEXT /
say @p : You summoned a fireball!

/ TESTFOR FIREBALL /
testfor @e[type=Fireball]

/ GIVE FIREBALL SPELL ITEM /
give @p minecraft:fire_charge 1 0 {display:{Name:"Summon Fireball",Lore:["Press ['Q'] to summon!","Summons a powerful fireball"]},ench:[{id:0,lvl:1}],HideFlags:127}