# https://d2lang.com
# Generate SVG by running `make` inside of `docs/`.

Cluster: {
    grid-rows: 2
    vertical-gap: 10

    label: "Temporal Cluster"
    style.fill: transparent
    style.stroke-dash: 3
    style.double-border: false

    Server: {
        grid-columns: 3
        horizontal-gap: 120

        style.fill: transparent
        style.stroke-dash: 3

        History: {
            style.multiple: true
        }
        Matching: {
            style.multiple: true
        }
        Frontend: {
            style.multiple: true
        }
    }
    Database: {
        label: ""
        style.opacity: 0

        grid-columns: 3
        horizontal-gap: 120
        vertical-gap: 10

        placeho1.style.opacity: 0  # hack to align Database
        Database: {
            label: "Database"
            style.border-radius: 100
        }
    }
}

Outside: {
    grid-rows: 2
    vertical-gap: 10
    horizontal-gap: 20
    style.opacity: 0

    Worker: {
        style.multiple: true
    }
    placeho.style.opacity: 0  # hack to align Worker
}

Outside.Worker -> Cluster.Server.Frontend: Poll Tasks
Cluster.Server.Frontend -> Cluster.Server.Matching: Poll Tasks
Cluster.Server.History -> Cluster.Server.Matching: Add Tasks
Cluster.Server.Matching <-> Cluster.Database.Database