Block Purifier | Minecraft | 1 Command

/summon falling_block ~ ~1 ~ {Block:"redstone_block",Time:3,Passengers:[{id:"falling_block",Block:"activator_rail",Time:3,Passengers:[{id:"commandblock_minecart",Command:/gamerule commandBlockOutput false},{id:"commandblock_minecart",Command:/scoreboard objectives add PackTimer dummy},{id:"commandblock_minecart",Command:},{id:"commandblock_minecart",Command:/fill ~2 ~-2 ~-1 ~6 ~5 ~1 stained_hardened_clay 3 hollow},{id:"commandblock_minecart",Command:/fill ~2 ~-1 ~-1 ~6 ~4 ~1 stained_glass 4 replace stained_hardened_clay},{id:"commandblock_minecart",Command:/summon falling_block ~3 ~-1 ~ {Block:repeating_command_block,Data:1,TileEntityData:{auto:1b,Command:/scoreboard players add BlockPurify PackTimer 1},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/scoreboard players test BlockPurify PackTimer 20},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:9,TileEntityData:{Command:/scoreboard players set BlockPurify PackTimer 0},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:repeating_command_block,Data:9,TileEntityData:{auto:1b,Command:/scoreboard players tag @e[type=item] add BlockPurifyA {Item:{id:"minecraft:prismarine",Count:2b},OnGround:1b}},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/scoreboard players tag @e[type=item] add BlockPurifyB {Item:{id:"minecraft:gold_ingot",Count:4b},OnGround:1b}},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:5,TileEntityData:{Command:/execute @e[tag=BlockPurifyA] ~ ~ ~ scoreboard players tag @e[tag=BlockPurifyB,c=1,dx=0] add BlockPurifyCraft},Time:1,DropItem:0}]}]}]}]}]}},{id:"commandblock_minecart",Command:/summon falling_block ~4 ~-1 ~ {Block:chain_command_block,Data:5,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 magma 0 replace netherrack},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 hardened_clay 0 replace stained_hardened_clay},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 wool 0 replace wool},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ /playsound minecraft:entity.player.levelup ambient @p ~ ~ ~ 3 2 1},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[tag=BlockPurifyCraft] ~ ~ ~ kill @e[name=!BlockPurify,dx=0]},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[tag=BlockPurifyCraft] ~ ~ ~ summon item ~ ~ ~ {Item:{id:"minecraft:spawn_egg",Count:1b,tag:{EntityTag:{id:"minecraft:vex",DeathTime:19s,DeathLootTable:"",NoAI:1b,Silent:1b,Tags:["BlockPure"]},BlockPurify:1b,display:{LocName:"Block Purifier"}}},Motion:[0.0,0.32412,0.0],CustomName:"BlockPurify"}},Time:1,DropItem:0}]}]}]}]}]}},{id:"commandblock_minecart",Command:/summon falling_block ~5 ~-1 ~ {Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 cobblestone_wall 0 replace cobblestone_wall 1},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 stonebrick 0 replace stonebrick 1},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 coal_block 0 replace coal_ore},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 nether_brick 0 replace red_nether_brick},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=BlockPure] ~ ~ ~ fill ~-1 ~ ~-1 ~1 ~ ~1 cobblestone 0 replace mossy_cobblestone},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:kill @e[tag=BlockPure]},Time:1,DropItem:0}]}]}]}]}]}},{id:"commandblock_minecart",Command:setblock ~1 ~1 ~ wall_sign 4 0 {Text1:"{\\\"text\\\":\\\"click here\\\",\\\"color\\\":\\\"dark_red\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/particle explode ~3.5 ~-.5 ~ 1.25 2 1 .01 75 normal\\\"}}",Text2:"{\\\"text\\\":\\\"to remove\\\",\\\"color\\\":\\\"dark_red\\\"}",Text3:"{\\\"text\\\":\\\"this machine\\\",\\\"color\\\":\\\"dark_red\\\"}",Text4:"{\\\"text\\\":\\\"\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"fill ~ ~-3 ~-1 ~5 ~4 ~1 air\\\"}}"}},{id:"commandblock_minecart",Command:/setblock ~ ~1 ~ command_block 1 0 {auto:1b,Command:fill ~ ~ ~ ~ ~-2 ~ air}},{id:"commandblock_minecart",Command:kill @e[r=2,type=commandblock_minecart]}]}]}