#Pattern 1/2
command /chestrandom1:
    trigger:
        if sender does not have permission "skript.admin":
            send "&cYou do not have permission to do this."
            send "&cPlease contact the server administrators."
            stop
        if amount of {chests1::*} is 0:
            send "&cPlease select the chest."
            stop
        loop {chests1::*}:
            set {_slot} to random integer between 0 and 27
            set {_items} to random integer between 5 and 10
            set {_chest} to loop-value
            loop {_items} count:
                set {_item} to random integer between 1 and 3
                if {_item} is 1:
                    set slot {_slot} of {_chest} to 32 arrow
                if {_item} is 2:
                    set slot {_slot} of {_chest} to 64 oak wood
                if {_item} is 3:
                    set slot {_slot} of {_chest} to 64 stone

command /chestselect1 [<text>]:
    trigger:
        if player does not have permission "skript.admin":
            send "&cYou don't have permission, or you are not a player."
            stop
        if arg 1 is not set:
            send "&cUsage:/chestselect1 <add|remove|reset|stop>"
            stop
        if arg 1 is "add":
            set {chestmode1.%player%} to "add"
            send "&bBreak the chest."
            stop
        if arg 1 is "remove":
            set {chestmode1.%player%} to "remove"
            send "&bBreak the chest."
            stop
        if arg 1 is "reset":
            clear {chests1::*}
            send "&bAll chests was removed!"
            stop
        if arg 1 is "stop":
            delete {chestmode1.%player%}
            send "&bChest selection mode was stopped."
            stop

on break:
    if {chestmode1.%player%} is "add":
        cancel event
        if {chests1::*} contains event-block:
            send "&cThis chest already added."
            stop
        if event-block is not chest:
            send "&cThis block is not a chest."
            stop
        add event-block to {chests1::*}
        send "&bAdd the chest successfly."
        stop
    if {chestmode1.%player%} is "remove":
        cancel event
        if {chests1::*} does not contain event-block:
            send "&cThis chest does not contain randomize chest list."
            stop
        if event-block is not chest:
            send "&cThis block is not a chest."
            stop
        remove event-block to {chests1::*}
        send "&bRemove the chest successfly."

#Pattern 2/2
command /chestrandom2:
    trigger:
        if sender does not have permission "skript.admin":
            send "&cYou do not have permission to do this."
            send "&cPlease contact the server administrators."
            stop
        if amount of {chests2::*} is 0:
            send "&cPlease select the chest."
            stop
        loop {chests2::*}:
            set {_slot} to random integer between 0 and 27
            set {_items} to random integer between 5 and 20
            set {_chest} to loop-value
            loop {_items} count:
                set {_item} to random integer between 2 and 3
                if {_item} is 1:
                    set slot {_slot} of {_chest} to 32 diamond
                if {_item} is 2:
                    set slot {_slot} of {_chest} to 64 iron ingot
                if {_item} is 3:
                    set slot {_slot} of {_chest} to 64 white wool

command /chestselect2 [<text>]:
    trigger:
        if player does not have permission "skript.admin":
            send "&cYou don't have permission, or you are not a player."
            stop
        if arg 1 is not set:
            send "&cUsage:/chestselect2 <add|remove|reset|stop>"
            stop
        if arg 1 is "add":
            set {chestmode2.%player%} to "add"
            send "&bBreak the chest."
            stop
        if arg 1 is "remove":
            set {chestmode2.%player%} to "remove"
            send "&bBreak the chest."
            stop
        if arg 1 is "reset":
            clear {chests2::*}
            send "&bAll chests was removed!"
            stop
        if arg 1 is "stop":
            delete {chestmode2.%player%}
            send "&bChest selection mode was stopped."
            stop

on break:
    if {chestmode2.%player%} is "add":
        cancel event
        if {chests2::*} contains event-block:
            send "&cThis chest already added."
            stop
        if event-block is not chest:
            send "&cThis block is not a chest."
            stop
        add event-block to {chests2::*}
        send "&bAdd the chest successfly."
        stop
    if {chestmode2.%player%} is "remove":
        cancel event
        if {chests2::*} does not contain event-block:
            send "&cThis chest does not contain randomize chest list."
            stop
        if event-block is not chest:
            send "&cThis block is not a chest."
            stop
        remove event-block to {chests2::*}
        send "&bRemove the chest successfly."