Live Demo

metamask turn on is required (done this way for easy check, "nostyle"-style)

https://block-soft.github.io/luckyLottery/index.html

Steps for manual test

• create public / private rsa key for chats

• create lottery (and you will be the owner)

• change metamask account to player and reload

• buy tickets (and you will be the player)

• wait till all tickets will be sold (reload with different accounts)

• got winner after lottery finish (any account could fire)

• send message to lottery owner from winner account (only winner or owner could chat in lottery contract)

• unfreeze lottery owner money (only winner could do)

• actually get lottery money (any account could fire - but will directly to owner)