datastore.proto

syntax = "proto3";

option java_multiple_files = true;
option java_package = "io.grpc.examples.datastore";
option java_outer_classname = "datastoreProto";
option objc_class_prefix = "HLW";

package semata.datastore.grpc;

service DataStore
{
    rpc ProcessCommands (ProcessCommandsRequest) returns (ProcessCommandsReply) {}
    rpc Close (CloseRequest) returns (CloseReply) {}
}

message ProcessCommandsRequest
{
    string path = 1;
    string encryptionKey = 2;
    string commands = 3;
    repeated Variable variable = 4;
}

message CloseRequest
{
    string path = 1;
}

message CloseReply
{
    DataStoreErrorDetails errorDetails = 1;
}

message DataStoreErrorDetails
{
    int64 errorCode = 1;
    string errorMessage = 2;
}

message Variable
{
    string name = 1;
    StructuredValue value = 2;
}

message ProcessCommandsReply
{
    repeated CommandReply reply = 1;
}

message CommandReply
{
    oneof reply
    {
        ModelDetails modelDetails = 1;
        CommandSummary commandSummary = 2;
        StructuredValue structuredValue = 3;
        CommandError commandError = 4;
    }
}

message ModelDetails
{
    repeated ItemTypeDetails itemType = 1;
}

message CommandSummary
{
    bool typesChanged = 1;
    uint64 itemsCreated = 2;
    uint64 itemsDeleted = 3;
    uint64 itemsModified = 4;
    uint64 attributesSet = 5;
    uint64 associationsAdded = 6;
    uint64 associationsRemoved = 7;
    string message = 8;
}

message StructuredValue
{
    oneof structure
    {
        Value value = 1;
        NamedValueSet set = 2;
        NamedValueSetList list = 3;
    }
}

message CommandError
{
    uint32 errorCode = 1;
    string errorMessage = 2;
    int32 errorOffset = 3;
    repeated string transactionError = 4;
}

message ItemTypeDetails
{
    string name = 1;
    string description = 2;
    string annotation = 3;
    repeated AttributeTypeDetails attributeType = 4;
    repeated AssociationTypeDetails associationType = 5;
}

message AttributeTypeDetails
{
    string name = 1;
    string description = 2;
    string annotation = 3;
    Constraints constraints = 4;
    AttributeValueType valueType = 5;
}

message AssociationTypeDetails
{
    string name = 1;
    string description = 2;
    string annotation = 3;
    Cardinality cardinality = 4;
    repeated AssociateDetails associate = 5;
}

message AssociateDetails
{
    string itemTypeName = 1;
    string name = 2;
}

message NamedValueSetList
{
    repeated NamedValueSet set = 1;
}

message NamedValueSet
{
    repeated NamedValue namedValue = 1;
}

message NamedValue
{
    string name = 1;
    StructuredValue value = 2;
}

enum AttributeValueType
{
    ATTRIBUTE_VALUE_TYPE_BOOLEAN = 0;
    ATTRIBUTE_VALUE_TYPE_DATE  = 1;
    ATTRIBUTE_VALUE_TYPE_DATE_TIME = 2;
    ATTRIBUTE_VALUE_TYPE_DECIMAL = 3;
    ATTRIBUTE_VALUE_TYPE_DOUBLE = 4;
    ATTRIBUTE_VALUE_TYPE_INTEGER = 5;
    ATTRIBUTE_VALUE_TYPE_STRING = 6;
}

enum Cardinality
{
    CARDINALITY_0_1 = 0;
    CARDINALITY_0_N = 1;
    CARDINALITY_1_1 = 2;
    CARDINALITY_1_N = 3;
}

enum Constraints
{
    CONSTRAINT_NONE = 0;
    CONSTRAINT_MANDATORY = 1;
    CONSTRAINT_UNIQUE = 2;
    CONSTRAINT_MANDATORY_UNIQUE = 3;
}

enum NullValue
{
    NULL = 0;
}

message Value
{
    oneof value
    {
        NullValue valueNull = 1;
        bool valueBool = 2;
        int64 valueDate = 3;
        int64 valueDateTime = 4;
        Decimal valueDecimal = 5;
        double valueDouble = 6;
        int64 valueInteger = 7;
        string valueString = 8;
    }
}

message Decimal
{
    uint32 sign = 1;
    int32 exponent = 2;
    uint32 significand_0 = 3;
    uint32 significand_1 = 4;
    uint32 significand_2 = 5;
    uint32 significand_3 = 6;
}