// ## Ref: https://protobuf.dev/programming-guides/proto3/
syntax = "proto3";

import "google/protobuf/timestamp.proto";
import "google/protobuf/any.proto";


option optimize_for = SPEED;

package audit;

message Protocol {

    message Headers {
        string host = 1;
        // string user-agent = 2;
        string user_agent = 2;
        // uint32 content-length = 3;
        uint32 content_length = 3;
        string accept = 4;
        // string content-type = 5;
        string content_type = 5;
        // google.protobuf.Timestamp date = 6;
        string date = 6;
        // string fspiop-destination = 7;
        string fspiop_destination = 7;
        // string fspiop-source = 8;
        string fspiop_source = 8;
        string traceparent = 9;
        string tracestate = 10;
    }

    message Amount {
        string amount = 1;
        string currency = 2;
    }

    message Payload {
        // Prepare
        string transferId = 1;
        string payerFsp = 2;
        string payeeFsp = 3;
        Amount amount = 4;
        // google.protobuf.Timestamp expiration = 5;
        string expiration = 5;
        string ilpPacket = 6;
        string condition = 7;

        // Fulfilment
        string transferState = 8;
        string fulfilment = 9;
        string completedTimestamp = 10;
    }

    message Content {
        Headers headers = 1;
        string dataUri = 2;
        Payload payload = 3;
    }

    message State {
        string status = 1;
    }

    message Event {
        string id = 1;
        string type = 2;
        string action = 3;
        // google.protobuf.Timestamp createdAt = 4;
        string createdAt = 4;
        State state = 5;
    }

    message Tags {
        string tracestate = 1;
        string transactionType = 2;
        string transactionAction = 3;
        string transactionId = 4;
        string source = 5;
        string destination = 6;
        string payerFsp = 7;
        string payeeFsp = 8;
    }

    message Acmevendor {
        string spanId = 1;
        string timeApiPrepare = 2;
    }

    message Tracestates {
        string tx_end2end_start_ts = 1;
        Acmevendor acmevendor = 2;
    }

    message Trace {
        string service = 1;
        string traceId = 2;
        string spanId = 3;
        uint32 sampled = 4;
        string flags = 5;
        // google.protobuf.Timestamp startTimestamp = 6;
        string startTimestamp = 6;
        Tags tags = 7;
        Tracestates tracestates = 8;
    }

    message Metadata {
        Event event = 1;
        Trace trace = 2;
    }

    string type = 1;
    Content content = 2;
    // google.protobuf.Any content = 2;
    string id = 3;
    Metadata metadata = 4;
    // google.protobuf.Any metadata = 4;
}