sed - awk replace serialized number lines and move up other lines -

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i have file has following format

1 - descrio #944 name address 2 - desanother #916  name address 3 - somedes #957  name address

and want output as,

usercode #944, name, address usercode #916, name, address usercode #957, name, address

with awk

awk 'nr%3 == 1{sub(/^.*#/, "usercode #")};{ors=nr%3?", ":"\n"};1' file usercode #944, name, address usercode #916, name, address usercode #957, name, address

for variable number of rows

awk -v rs='(^|\n)[[:digit:]]+[[:blank:]]*-[[:blank:]]*' '{sub(/\n$/, ""); gsub(/\n/, ", "); printf "%s", $0""rt}end{print ""}' file

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