workspace "Events-WebApi CRUD Flow" "Structurizr model za tipični CRUD tok u WebAPI-ju" {

    model {
        postgres = softwareSystem "PostgreSQL" "" {
            tags "Database"
        }

        rabbitmq = softwareSystem "RabbitMQ" "" {
            tags "MessageBus"
        }

        eventsSystem = softwareSystem "Events-WebApi" "Rješenje za upravljanje događajima i prijavama." {
            clientApp = container "ClientApp" "" "Vue 3 + Vite" {
                tags "Frontend"
            }

            webApi = container "WebAPI" "CRUD servisi" "ASP.NET Core Web API" {
                tags "API"
                
                controller = component "Controller" "Ulazna točka za CRUD nad prijavama." "ASP.NET Core Controller" {
                    tags "Controller"
                }

                validation = component "Validation" "Validacija DTO-a i poslovnih pravila prije obrade." "MediatR Pipeline + FluentValidation" {
                    tags "Validation"
                }

                mediator = component "MediatR" "Prosljeđuje command odgovarajućem handleru." "Mediator" {
                    tags "Mediator"
                }

                handler = component "Handler" "Obrada Add/Update/Delete zahtjeva i objava događaja." "Command Handler" {
                    tags "Handler"
                }

                dbContext = component "DbContext" "EF Core pristup tablicama registration, person, event i sport." "DbContext" {
                    tags "DbContext"
                }

                publishEndpoint = component "Publisher" "Objava događaja RegistrationCreated/Updated/Deleted." "MassTransit publisher" {
                    tags "Publisher"
                }

                controller -> validation "Pokreće validaciju kroz pipeline"
                validation -> mediator "Prosljeđuje valjani zahtjev"
                mediator -> handler "Poziva command handler"
                handler -> dbContext "Čita i zapisuje podatke"
                handler -> publishEndpoint "Objavljuje događaj nakon promjene registracije"
            }

            clientApp -> controller "Šalje CRUD zahtjev" "JSON/HTTPS"
            dbContext -> postgres "Persistira promjene" "EF Core/Npgsql"
            publishEndpoint -> rabbitmq "Šalje poruku" "AMQP"
        }
    }

    views {
        component webApi "WebApiComponents" {
            include clientApp
            include controller
            include validation
            include mediator
            include handler
            include dbContext
            include publishEndpoint
            include postgres
            include rabbitmq
        }

        dynamic webApi "CreateRegistrationFlow" "Tipični CRUD tok: kreiranje prijave za događaj" {
            clientApp -> controller "Korisnik šalje prijavu za događaj"
            controller -> validation "Provjera DTO-a i pravila"
            validation -> mediator "Valjan zahtjev ide dalje"
            mediator -> handler "Poziv AddCommand handlera"
            handler -> dbContext "Spremanje registracije"
            dbContext -> postgres "INSERT registration"
            handler -> publishEndpoint "Objava RegistrationCreated"
            publishEndpoint -> rabbitmq "Slanje događaja"
            autolayout lr
        }

        theme default

        styles {
            element "Element" {
                background #ffffff
                color #222222
                stroke #444444
                fontSize 40
            }

            element "Frontend" {
                shape WebBrowser
                color #1565c0
                stroke #42a5f5
                strokeWidth 3
                fontSize 42
            }

            element "API" {
                shape Hexagon
                color #1565c0
                stroke #42a5f5
                strokeWidth 3
                fontSize 42
            }

            element "Controller" {
                shape RoundedBox
                color #1e88e5
                stroke #64b5f6
                strokeWidth 3
                fontSize 40
            }

            element "Validation" {
                shape RoundedBox
                color #6a1b9a
                stroke #ab47bc
                strokeWidth 3
                fontSize 40
            }

            element "Mediator" {
                shape RoundedBox
                color #00897b
                stroke #4db6ac
                strokeWidth 3
                fontSize 40
            }

            element "Handler" {
                shape RoundedBox
                color #2e7d32
                stroke #66bb6a
                strokeWidth 3
                fontSize 40
            }

            element "DbContext" {
                shape RoundedBox
                color #ef6c00
                stroke #ffb74d
                strokeWidth 3
                fontSize 40
            }

            element "Publisher" {
                shape RoundedBox
                color #5d4037
                stroke #a1887f
                strokeWidth 3
                fontSize 40
            }

            element "Database" {
                shape Cylinder
                color #1565c0
                stroke #42a5f5
                strokeWidth 3
                fontSize 40
                description false
            }

            element "MessageBus" {
                shape Pipe
                background #fff8e1
                color #8d6e63
                stroke #ff9800
                strokeWidth 3
                width 760
                height 140
                fontSize 40
                description false
            }

            relationship "Relationship" {
                color #666666
                thickness 2
                fontSize 36
            }
        }
    }
}