diagrams.md

Send a token flow

sequenceDiagram
    participant PushService as PushService FCM/APNs
    participant UserDevice as User's Device
    participant Node as ADAMANT Node
    participant ANS as ADAMANT Notification Service (ANS)

    UserDevice->>PushService: Request token fron Push Service
    PushService-->>UserDevice: Return token
    UserDevice->>Node: Send encrypted token

    loop Continuously
        ANS->>Node: Poll for Token Transactions
        Node-->>ANS: Return Token Transactions
    end

    ANS-->>ANS: Save token to DB

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New message flow

sequenceDiagram
    participant Node as ADAMANT Node
    participant ANS as ADAMANT Notification Service (ANS)
    participant PushService as PushService FCM/APNs
    participant UserDevice as User's Device


    loop Continuously
        ANS->>Node: Poll for Message Transactions
        Node-->>ANS: Return Message Transactions
    end

    ANS->>PushService: Ask to deliver a message
    PushService->>UserDevice: Notify user's device

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ANS

flowchart TD
    AdamantNode <--> | watch transactions | TransactionWatcher
    TransactionWatcher --> | emit new message | NotificationService
    NotificationService --> | ask to notify user's device | FCM/APNs
    FCM/APNs --> | send push notification | Device(User's Device)

    TransactionWatcher --> | emit token | Database

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Database

erDiagram
    DEVICES {
        int id PK
        string device_token
        string user_adm_address
        datetime created_at
        datetime updated_at
    }

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Stack

• TypeScript with ESM configuration (type: "module")
• prisma: Postgres as a database
• adamant-api, for interacting with blockchain
• firebase-admin for sending Push Notifications via FCM
• pino for logging
• json5 for configuration files