@startuml skinparam shadowing false 'skinparam backgroundColor #LightGreen skinparam handwritten true participant Alice box "Everscale" #LightBlue participant Repository participant SEW end box participant Bob Alice -> Alice: <generate> **notice** activate Alice Alice -> Alice: <make> **chose (S|E|W)** Alice -> SEW: <bid> **sha256** of **chose+notice** (start game) activate SEW #LightSalmon Alice -> Alice: <encrypt> **notice** Alice <-> Repository: <send> **encrypted notice** activate Repository #LightSalmon Bob <-> SEW: <get> **status game** activate Bob Bob <-> SEW: <bid> **chose (S|E|W)** Alice <-> SEW: <get> **status game** Alice <-> Repository: <get> **encrypted notice** Alice -> Alice: <decipher> **notice** Alice -> SEW: <send> **chose+notice** (end game) alt Alice win case SEW -> Alice: <transfer> **reward** else Bob win case SEW -> Bob: <transfer> **reward** deactivate Bob else Standoff case SEW -> SEW: <increment bank> **jackpot** end deactivate SEW Alice <-> Repository: <delete> **encrypted notice** deactivate Alice deactivate Repository @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art