stack 1.0

diagram "Mixed-provider platform" {
  theme light

  layout {
    direction right
  }

  node customer "Customer" {
    kind actor
  }

  group platform "Platform" {
    layout {
      direction down
    }

    group experience "Experience" {
      node web "Web application" {
        kind client
        icon "simple-icons:vercel"
      }

      node api "Public API" {
        kind service
        icon "gcp:cloud-run"
      }
    }

    group processing "Processing" {
      layout {
        direction down
        rank same [checkout, events]
        order [checkout, events]
      }

      node checkout "Checkout" {
        kind function
        icon "aws:lambda"
      }

      node events "Order events" {
        kind queue
        icon "azure:azure-service-bus"
      }
    }

    group operations "Operations" {
      node database "Orders" {
        kind database
        icon "simple-icons:postgresql"
      }

      node monitoring "Error monitoring" {
        kind external
        icon "simple-icons:sentry"
      }
    }
  }

  edge customer -> web "HTTPS" {
    kind request
  }
  edge web <-> api "Live checkout" {
    kind flow
  }
  edge api -> checkout "Invoke" {
    kind dependency
  }
  edge checkout -> events "OrderPlaced" {
    kind event
  }
  edge checkout -> database "Transaction" {
    kind data
  }
  edge api -- monitoring "Telemetry" {
    kind data
  }
}