Guns In One Commmand 2 (CCS)

/scoreboard players add @a Br 1 {SelectedItemSlot:0,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:0b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:1,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:1b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:2,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:2b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:3,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:3b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:4,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:4b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:5,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:5b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:6,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:6b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:7,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:7b}]}
/scoreboard players add @a Br 1 {SelectedItemSlot:8,Inventory:[{tag:{display:{Lore:[Fires Burst Rifle Ammo]}},Slot:8b}]}
/scoreboard players set @a[score_Br_min=55] Br 0
/scoreboard objectives add Br dummy
/execute @a[score_Br_min=54] ~ ~ ~ /summon FallingSand ~ ~1 ~ {Block:stone_button,Time:1,DropItem:0,Riding:{id:"Villager",CustomName:"Burst Rifle",CustomNameVisible:1,Profession:5,Offers:{Recipes:[{rewardExp:0b,maxUses:2147483647,uses:0,buy:{id:flint,Count:1,tag:{display:{Name:Burst Rifle Ammo,Lore:[Ammo For A Burst Rifle]}}},buyB:{id:gunpowder,Count:1},sell:{id:gunpowder,Count:1,tag:{display:{Name:Reload Burst Rifle,Lore:[Reloads Burst Rifle]}}}}]},Silent:1,ActiveEffects:[{Id:14,Amplifier:21,Duration:20000000,ShowParticles:0b}]}}
/execute @a[score_Br_min=1,score_bdamage=0] ~ ~ ~ /tp @e[name=Burst Rifle,r=1] @p
/scoreboard players add @e[name=Burst Rifle] BrTime 1
/scoreboard objectives add BrTime dummy
/kill @e[score_BrTime_min=55]
/scoreboard objectives add BrBulletTime dummy
/scoreboard objectives add bdamage stat.damageDealt
/scoreboard players set @a[score_bdamage_min=10] bdamage 0
/scoreboard players add @e[type=FallingSand] BrBulletTime 1
/kill @e[score_BrBulletTime_min=55]
/scoreboard players remove @a[score_bdamage_min=1] BrAmmo 1
/scoreboard objectives add BrAmmo dummy
/scoreboard objectives add BrReload dummy
%customcrafting; iron_ingot; clay_ball; flint; 1; {display:{Name:"Burst Rifle Ammo",Lore:["Ammo For A Burst Rifle"]}}
%customcrafting; iron_block; iron_hoe; iron_hoe; 1; {display:{Name:"Burst Rifle",Lore:["Fires Burst Rifle Ammo"]}}
/scoreboard players set @a BrReload 1 {Inventory:[{tag:{display:{Name:"Reload Burst Rifle",Lore:[Reloads Burst Rifle]}}}]}
/scoreboard players set @a BrAmmo 16 {Inventory:[{tag:{display:{Name:"Reload Burst Rifle",Lore:[Reloads Burst Rifle]}}}]}
/clear @a[score_BrReload_min=1] iron_hoe 0 1 {display:{Name:"Burst Rifle",Lore:["Fires Burst Rifle Ammo"]}}
/clear @a[score_BrReload_min=1] gunpowder 0 1 {display:{Name:"Reload Burst Rifle",Lore:["Reloads Burst Rifle"]}}
/give @a[score_BrReload_min=1] iron_hoe 1 0 {ench:[{id:19,lvl:13}],display:{Name:"Burst Rifle",Lore:["Fires Burst Rifle Ammo"]}}
/scoreboard players set @a[score_BrReload_min=1] BrReload 0
/execute @e[score_BrTime_min=1] ~ ~ ~ /scoreboard players remove @p[r=8,rm=2] BrAmmo 1
/clear @a[score_BrAmmo_min=0,score_BrAmmo=0] iron_hoe 0 1 {ench:[{id:19,lvl:15}],display:{Name:"Burst Rifle",Lore:["Fires Burst Rifle Ammo"]}}
/give @a[score_BrAmmo_min=0,score_BrAmmo=0] iron_hoe 1 0 {display:{Name:"Burst Rifle",Lore:["Fires Burst Rifle Ammo"]}}
/scoreboard players set @a[score_BrAmmo_min=0,score_BrAmmo=0] BrAmmo -1
/scoreboard objectives add Bdamage dummy
/execute @a[score_Br_min=1] ~ ~ ~ /scoreboard players set @e[name=Br,rm=2,r=8] Bdamage 1
/execute @e[score_Bdamage_min=1] ~ ~ ~ /effect @e[type=!Villager,r=2] instant_damage 1 0