// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.

syntax = "proto3";
option go_package = "pb";

package node;

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

// TODO move statdb.Update() stuff out of here
// Node represents a node in the overlay network
// Node is info for a updating a single storagenode, used in the Update rpc calls
message Node {
    bytes id = 1 [(gogoproto.customtype) = "NodeID", (gogoproto.nullable) = false];
    NodeAddress address = 2;
    NodeType type = 3;
    NodeRestrictions restrictions = 4;
    NodeStats reputation = 5;
    NodeMetadata metadata = 6;
    repeated int64 latency_list = 7;
    bool audit_success = 8;
    bool is_up = 9;
    bool update_latency = 10;
    bool update_audit_success = 11;
    bool update_uptime = 12;
    NodeVersion version = 13;
}

// NodeType is an enum of possible node types
enum NodeType {
    INVALID = 0;
    SATELLITE = 1;
    STORAGE = 2;
    UPLINK = 3;
    BOOTSTRAP = 4;
}

// NodeAddress contains the information needed to communicate with a node on the network
message NodeAddress {
    NodeTransport transport = 1;
    string address = 2;
}

// NodeTransport is an enum of possible transports for the overlay network
enum NodeTransport {
    TCP_TLS_GRPC = 0;
}
// NodeStats is the reputation characteristics of a node
message NodeStats {
    bytes node_id = 1 [(gogoproto.customtype) = "NodeID", (gogoproto.nullable) = false]; // TODO: remove
    int64 latency_90 = 2; // 90th percentile measure of storagenode latency
    double audit_success_ratio = 3; // (auditSuccessCount / totalAuditCount)
    double uptime_ratio = 4; // (uptimeCount / totalUptimeCheckCount)
    int64 audit_count = 5;
    int64 audit_success_count = 6;
    int64 uptime_count = 7;
    int64 uptime_success_count = 8;
    google.protobuf.Timestamp last_contact_success = 9;
    google.protobuf.Timestamp last_contact_failure = 10;
}

// NodeOperator contains info about the storage node operator
message NodeOperator {
    string email = 1;
    string wallet = 2;
}

// NodeCapacity contains all relevant data about a nodes ability to store data
message NodeCapacity {
    int64 free_bandwidth = 1;
    int64 free_disk = 2;
}

// Deprecated: use NodeOperator instead
message NodeMetadata {
    string email = 1;
    string wallet = 2;
}

// Deprecated: use NodeCapacity instead
message NodeRestrictions {
    int64 free_bandwidth = 1;
    int64 free_disk = 2;
}

// NodeVersion contains
message NodeVersion {
    string version = 1; // must be semver formatted
    string commit_hash = 2;
    google.protobuf.Timestamp timestamp = 3;
    bool release = 4;
}