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

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

package metainfo;

import "encryption.proto";
import "gogo.proto";
import "google/protobuf/timestamp.proto";
import "node.proto";
import "pointerdb.proto";
import "orders.proto";

// Metainfo it's a satellite RPC service
service Metainfo {
    rpc CreateBucket(BucketCreateRequest) returns (BucketCreateResponse);
    rpc GetBucket(BucketGetRequest) returns (BucketGetResponse);
    rpc DeleteBucket(BucketDeleteRequest) returns (BucketDeleteResponse);
    rpc ListBuckets(BucketListRequest) returns (BucketListResponse);
    rpc SetBucketAttribution(BucketSetAttributionRequest) returns (BucketSetAttributionResponse);

    rpc CreateSegment(SegmentWriteRequest) returns (SegmentWriteResponse);
    rpc CommitSegment(SegmentCommitRequest) returns (SegmentCommitResponse);
    rpc SegmentInfo(SegmentInfoRequest) returns (SegmentInfoResponse);
    rpc DownloadSegment(SegmentDownloadRequest) returns (SegmentDownloadResponse);
    rpc DeleteSegment(SegmentDeleteRequest) returns (SegmentDeleteResponse);
    rpc ListSegments(ListSegmentsRequest) returns (ListSegmentsResponse);
    rpc SetAttribution(SetAttributionRequest) returns (SetAttributionResponse);
    rpc ProjectInfo(ProjectInfoRequest) returns (ProjectInfoResponse);
}

message BucketItem {
    bytes                  name = 1;
    encryption.CipherSuite path_cipher = 2;
    bytes                  attribution_id = 3;

    google.protobuf.Timestamp created_at = 4 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];

    int64                           default_segment_size = 5;
    pointerdb.RedundancyScheme      default_redundancy_scheme = 6;
    encryption.EncryptionParameters default_encryption_parameters = 7;
}

message BucketListItem {
    bytes             name = 1;

    google.protobuf.Timestamp created_at = 2 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
}

message BucketCreateRequest {
    bytes                  name = 1;
    encryption.CipherSuite path_cipher = 2;
    bytes                  attribution_id = 3;

    int64                           default_segment_size = 4;
    pointerdb.RedundancyScheme      default_redundancy_scheme = 5;
    encryption.EncryptionParameters default_encryption_parameters = 6;
}

message BucketCreateResponse {
    BucketItem bucket = 1;
}

message BucketGetRequest {
    bytes name = 1;
}

message BucketGetResponse {
    BucketItem bucket = 1;
}

message BucketDeleteRequest {
    bytes name = 1;
}

message BucketDeleteResponse {
}

message BucketListRequest {
    bytes cursor = 1;
    int32 limit = 2;
}

message BucketListResponse {
  repeated BucketListItem items = 1;
  bool                    more = 2;
}

message BucketSetAttributionRequest {
    bytes name = 1;
    bytes attribution_id = 2;
}

message BucketSetAttributionResponse {
}

message AddressedOrderLimit {
    orders.OrderLimit limit = 1;
    node.NodeAddress storage_node_address = 2;
}

message SegmentWriteRequest {
    bytes bucket = 1;
    bytes path = 2;
    int64 segment = 3;
    pointerdb.RedundancyScheme redundancy = 4;
    int64 max_encrypted_segment_size = 5;
    google.protobuf.Timestamp expiration = 6;
}

message SegmentWriteResponse {
    repeated AddressedOrderLimit addressed_limits = 1;
    bytes root_piece_id = 2 [(gogoproto.customtype) = "PieceID", (gogoproto.nullable) = false];
}

message SegmentCommitRequest {
    bytes bucket = 1;
    bytes path = 2;
    int64 segment = 3;
    pointerdb.Pointer pointer = 4;
    repeated orders.OrderLimit original_limits = 5;
}

message SegmentCommitResponse {
    pointerdb.Pointer pointer = 1;
}

message SegmentDownloadRequest {
    bytes bucket = 1;
    bytes path = 2;
    int64 segment = 3;
}

message SegmentDownloadResponse {
    repeated AddressedOrderLimit addressed_limits = 1;
    pointerdb.Pointer pointer = 2;
}

message SegmentInfoRequest {
    bytes bucket = 1;
    bytes path = 2;
    int64 segment = 3;
}

message SegmentInfoResponse {
    pointerdb.Pointer pointer = 2;
}

message SegmentDeleteRequest {
    bytes bucket = 1;
    bytes path = 2;
    int64 segment = 3;
}

message SegmentDeleteResponse {
    repeated AddressedOrderLimit addressed_limits = 1;
}

message ListSegmentsRequest {
    bytes bucket = 1;
    bytes prefix = 2;
    bytes start_after = 3;
    bytes end_before = 4;
    bool recursive = 5;
    int32 limit = 6;
    fixed32 meta_flags = 7;
}

message ListSegmentsResponse {
    message Item {
        bytes path = 1;
        pointerdb.Pointer pointer = 2;
        bool is_prefix = 3;
    }

    repeated Item items = 1;
    bool more = 2;
}

message SetAttributionRequest{
    bytes bucket_name = 1;
    bytes partner_id = 2 ;
}

message SetAttributionResponse {
}

message ProjectInfoRequest {
}

message ProjectInfoResponse {
    bytes project_salt = 1;
}