syntax = "proto3";

package mg.protocol.cloudsave_service;

message OptionalArgs {
    uint32 write_length = 1;
    string md5_base64 = 2;
}

message Item {
    string item_name = 1;
    OptionalArgs optional_args = 2;
}

message CloudsaveUrlReq {
    string ownership_token = 1;
    uint32 uplay_id = 2;
    
    Method method = 3;
    enum Method {
        Method_Unknown = 0;
        Method_Put = 1;
        Method_Get = 2;
        Method_Delete = 3;
    }
    
    repeated Item items = 4;
}

message CloudsaveUrlRsp {
    Status status = 1;
    enum Status {
        Status_Unknown = 0;
        Status_Ok = 1;
        Status_InternalError = 2;
        Status_Denied = 3;
    }
    
    repeated HttpReq http_reqs = 2;
    message HttpReq {
        string header = 1;
        string url = 2;
    }
}

message CloudsaveReq {
    uint32 uplay_id = 1;
    string username = 6;
    string ownership_token = 7;
    
    oneof method {
        PutItem put_item = 2;
        GetItem get_item = 3;
        DeleteItem delete_item = 4;
        ListItems list_items = 5;
    }
    
    message PutItem {
        uint32 item_id = 1;
        uint32 write_length = 2;
        string md5_base64 = 3;
    }
    
    message GetItem {
        uint32 item_id = 1;
    }
    
    message ListItems {
        
    }
    
    message DeleteItem {
        uint32 item_id = 1;
    }
}

message CloudsaveRsp {
    Status status = 1;
    enum Status {
        Status_Ok = 0;
        Status_InternalError = 1;
        Status_Denied = 2;
    }
    
    string method_string = 2;
    string path_string = 3;
    string host_string = 4;
    string header_string = 5;
}

message CloudsaveReqV2 {
    uint32 uplay_id = 1;
    string ownership_token = 5;
    
    oneof method {
        PutItems put_items = 2;
        GetItems get_items = 3;
        DeleteItems delete_items = 4;
    }
    
    message PutItems {
        repeated Item items = 1;
        message Item {
            uint32 item_id = 1;
            uint32 write_length = 2;
            string md5_base64 = 3;
            string item_name = 4;
        }
    }
    
    message GetItems {
        repeated Item items = 1;
        message Item {
            uint32 item_id = 1;
            string item_name = 2;
        }
    }
    
    message DeleteItems {
        repeated Item items = 1;
        message Item {
            uint32 item_id = 1;
            string item_name = 2;
        }
    }
}

message CloudsaveRspV2 {
    Status status = 1;
    enum Status {
        Status_Ok = 0;
        Status_InternalError = 1;
        Status_Denied = 2;
    }
    
    repeated HttpReq http_reqs = 2;
    message HttpReq {
        string method = 1;
        string path = 2;
        string host = 3;
        string header = 4;
    }
}

message Req {
    uint32 request_id = 1;
    CloudsaveUrlReq cloudsave_url_req = 2;
    CloudsaveReq cloudsave_req = 3;
    CloudsaveReqV2 cloudsave_req_v2 = 4;
}

message Rsp {
    uint32 request_id = 1;
    CloudsaveUrlRsp cloudsave_url_rsp = 2;
    CloudsaveRsp cloudsave_rsp = 3;
    CloudsaveRspV2 cloudsave_rsp_v2 = 4;
}

message Upstream {
    Req request = 1;
}

message Downstream {
    Rsp response = 1;
}