enums.go

package tiledb

/*
#include <tiledb/tiledb.h>
#include <tiledb/tiledb_enum.h>
#include <tiledb/tiledb_serialization.h>
#include <stdlib.h>
*/
import "C"

import (
	"encoding/json"
	"fmt"
	"reflect"
	"strconv"
	"unsafe"
)

// ArrayType enum for tiledb arrays
type ArrayType int8

const (
	// TILEDB_DENSE dense array
	TILEDB_DENSE ArrayType = C.TILEDB_DENSE
	// TILEDB_SPARSE dense array
	TILEDB_SPARSE ArrayType = C.TILEDB_SPARSE
)

// Datatype
type Datatype int8

const (
	// TILEDB_INT32 32-bit signed integer
	TILEDB_INT32 Datatype = C.TILEDB_INT32
	// TILEDB_INT64 64-bit signed integer
	TILEDB_INT64 Datatype = C.TILEDB_INT64
	// TILEDB_FLOAT32 32-bit floating point value
	TILEDB_FLOAT32 Datatype = C.TILEDB_FLOAT32
	// TILEDB_FLOAT64 64-bit floating point value
	TILEDB_FLOAT64 Datatype = C.TILEDB_FLOAT64
	// TILEDB_CHAR Character
	TILEDB_CHAR Datatype = C.TILEDB_CHAR
	// TILEDB_INT8 8-bit signed integer
	TILEDB_INT8 Datatype = C.TILEDB_INT8
	// TILEDB_UINT8 8-bit unsigned integer
	TILEDB_UINT8 Datatype = C.TILEDB_UINT8
	// TILEDB_INT16 16-bit signed integer
	TILEDB_INT16 Datatype = C.TILEDB_INT16
	// TILEDB_UINT16 16-bit unsigned integer
	TILEDB_UINT16 Datatype = C.TILEDB_UINT16
	// TILEDB_UINT32 32-bit unsigned integer
	TILEDB_UINT32 Datatype = C.TILEDB_UINT32
	// TILEDB_UINT64 64-bit unsigned integer
	TILEDB_UINT64 Datatype = C.TILEDB_UINT64
	// TILEDB_STRING_ASCII ASCII string
	TILEDB_STRING_ASCII Datatype = C.TILEDB_STRING_ASCII
	// TILEDB_STRING_UTF8 UTF-8 string
	TILEDB_STRING_UTF8 Datatype = C.TILEDB_STRING_UTF8
	// TILEDB_STRING_UTF16 UTF-16 string
	TILEDB_STRING_UTF16 Datatype = C.TILEDB_STRING_UTF16
	// TILEDB_STRING_UTF32 UTF-32 string
	TILEDB_STRING_UTF32 Datatype = C.TILEDB_STRING_UTF32
	// TILEDB_STRING_UCS2 UCS2 string
	TILEDB_STRING_UCS2 Datatype = C.TILEDB_STRING_UCS2
	// TILEDB_STRING_UCS4 UCS4 string
	TILEDB_STRING_UCS4 Datatype = C.TILEDB_STRING_UCS4
	// TILEDB_ANY This can be any datatype. Must store (type tag, value) pairs.
	TILEDB_ANY Datatype = C.TILEDB_ANY
	// TILEDB_DATETIME_YEAR 64-bit signed integer representing year
	TILEDB_DATETIME_YEAR Datatype = C.TILEDB_DATETIME_YEAR
	// TILEDB_DATETIME_MONTH 64-bit signed integer representing month
	TILEDB_DATETIME_MONTH Datatype = C.TILEDB_DATETIME_MONTH
	// TILEDB_DATETIME_WEEK 64-bit signed integer representing week
	TILEDB_DATETIME_WEEK Datatype = C.TILEDB_DATETIME_WEEK
	// TILEDB_DATETIME_DAY 64-bit signed integer representing day
	TILEDB_DATETIME_DAY Datatype = C.TILEDB_DATETIME_DAY
	// TILEDB_DATETIME_HR 64-bit signed integer representing hour
	TILEDB_DATETIME_HR Datatype = C.TILEDB_DATETIME_HR
	// TILEDB_DATETIME_MIN 64-bit signed integer representing minute
	TILEDB_DATETIME_MIN Datatype = C.TILEDB_DATETIME_MIN
	// TILEDB_DATETIME_SEC 64-bit signed integer representing second
	TILEDB_DATETIME_SEC Datatype = C.TILEDB_DATETIME_SEC
	// TILEDB_DATETIME_MS 64-bit signed integer representing ms
	TILEDB_DATETIME_MS Datatype = C.TILEDB_DATETIME_MS
	// TILEDB_DATETIME_US 64-bit signed integer representing us
	TILEDB_DATETIME_US Datatype = C.TILEDB_DATETIME_US
	// TILEDB_DATETIME_NS 64-bit signed integer representing ns
	TILEDB_DATETIME_NS Datatype = C.TILEDB_DATETIME_NS
	// TILEDB_DATETIME_PS 64-bit signed integer representing ps
	TILEDB_DATETIME_PS Datatype = C.TILEDB_DATETIME_PS
	// TILEDB_DATETIME_FS 64-bit signed integer representing fs
	TILEDB_DATETIME_FS Datatype = C.TILEDB_DATETIME_FS
	// TILEDB_DATETIME_AS 64-bit signed integer representing as
	TILEDB_DATETIME_AS Datatype = C.TILEDB_DATETIME_AS
	// TILEDB_TIME_HR 64-bit signed integer representing hour
	TILEDB_TIME_HR Datatype = C.TILEDB_TIME_HR
	// TILEDB_TIME_MIN 64-bit signed integer representing minute
	TILEDB_TIME_MIN Datatype = C.TILEDB_TIME_MIN
	// TILEDB_TIME_SEC 64-bit signed integer representing second
	TILEDB_TIME_SEC Datatype = C.TILEDB_TIME_SEC
	// TILEDB_TIME_MS 64-bit signed integer representing ms
	TILEDB_TIME_MS Datatype = C.TILEDB_TIME_MS
	// TILEDB_TIME_US 64-bit signed integer representing us
	TILEDB_TIME_US Datatype = C.TILEDB_TIME_US
	// TILEDB_TIME_NS 64-bit signed integer representing ns
	TILEDB_TIME_NS Datatype = C.TILEDB_TIME_NS
	// TILEDB_TIME_PS 64-bit signed integer representing ps
	TILEDB_TIME_PS Datatype = C.TILEDB_TIME_PS
	// TILEDB_TIME_FS 64-bit signed integer representing fs
	TILEDB_TIME_FS Datatype = C.TILEDB_TIME_FS
	// TILEDB_TIME_AS 64-bit signed integer representing as
	TILEDB_TIME_AS Datatype = C.TILEDB_TIME_AS
	// TILEDB_BLOB 8-bit unsigned integer (or std::byte)
	TILEDB_BLOB Datatype = C.TILEDB_BLOB
	// TILEDB_BOOL 8-bit boolean type
	TILEDB_BOOL Datatype = C.TILEDB_BOOL
	// TILEDB_GEOM_WKB 8-bit unsigned integer (or std::byte)
	TILEDB_GEOM_WKB Datatype = C.TILEDB_GEOM_WKB
	// TILEDB_GEOM_WKT 8-bit unsigned integer (or std::byte)
	TILEDB_GEOM_WKT Datatype = C.TILEDB_GEOM_WKT
)

// String returns a string representation.
func (d Datatype) String() string {
	var cname *C.char
	C.tiledb_datatype_to_str(C.tiledb_datatype_t(d), &cname)
	return C.GoString(cname)
}

// MarshalJSON implements the interface for marshaling to json.
func (d Datatype) MarshalJSON() ([]byte, error) {
	return json.Marshal(d.String())
}

// UnmarshalJSON implements the interface for unmarshaling from json.
func (d *Datatype) UnmarshalJSON(bytes []byte) error {
	return d.FromString(string(bytes))
}

// FromString converts from a datatype string to enum.
func (d *Datatype) FromString(s string) error {
	cname := C.CString(s)
	defer C.free(unsafe.Pointer(cname))
	var cDatatype C.tiledb_datatype_t
	ret := C.tiledb_datatype_from_str(cname, &cDatatype)
	if ret != C.TILEDB_OK {
		return fmt.Errorf("%s is not a recognized tiledb_datatype_t", s)
	}
	*d = Datatype(cDatatype)
	return nil
}

// DatatypeFromString converts from a datatype string to enum.
func DatatypeFromString(s string) (Datatype, error) {
	var d Datatype
	err := d.FromString(s)
	if err != nil {
		return TILEDB_ANY, err
	}
	return d, nil
}

// ReflectKind returns the reflect kind given a datatype.
func (d Datatype) ReflectKind() reflect.Kind {
	switch d {
	case TILEDB_INT8:
		return reflect.Int8
	case TILEDB_INT16:
		return reflect.Int16
	case TILEDB_INT32:
		return reflect.Int32
	case TILEDB_INT64:
		return reflect.Int64
	case TILEDB_UINT8, TILEDB_BLOB, TILEDB_GEOM_WKB, TILEDB_GEOM_WKT:
		return reflect.Uint8
	case TILEDB_UINT16:
		return reflect.Uint16
	case TILEDB_UINT32:
		return reflect.Uint32
	case TILEDB_UINT64:
		return reflect.Uint64
	case TILEDB_FLOAT32:
		return reflect.Float32
	case TILEDB_FLOAT64:
		return reflect.Float64
	case TILEDB_CHAR:
		return reflect.Uint8
	case TILEDB_STRING_ASCII:
		return reflect.Uint8
	case TILEDB_STRING_UTF8:
		return reflect.Uint8
	case TILEDB_STRING_UTF16:
		return reflect.Uint16
	case TILEDB_STRING_UTF32:
		return reflect.Uint32
	case TILEDB_STRING_UCS2:
		return reflect.Uint16
	case TILEDB_STRING_UCS4:
		return reflect.Uint32
	case TILEDB_ANY:
		return reflect.Interface
	case TILEDB_DATETIME_YEAR, TILEDB_DATETIME_MONTH, TILEDB_DATETIME_WEEK, TILEDB_DATETIME_DAY, TILEDB_DATETIME_HR, TILEDB_DATETIME_MIN, TILEDB_DATETIME_SEC, TILEDB_DATETIME_MS, TILEDB_DATETIME_US, TILEDB_DATETIME_NS, TILEDB_DATETIME_PS, TILEDB_DATETIME_FS, TILEDB_DATETIME_AS, TILEDB_TIME_HR, TILEDB_TIME_MIN, TILEDB_TIME_SEC, TILEDB_TIME_MS, TILEDB_TIME_US, TILEDB_TIME_NS, TILEDB_TIME_PS, TILEDB_TIME_FS, TILEDB_TIME_AS:
		return reflect.Int64
	case TILEDB_BOOL:
		return reflect.Bool
	default:
		return reflect.Interface
	}
}

// ReflectType returns the reflect type given a datatype.
func (d Datatype) ReflectType() reflect.Type {
	switch d {
	case TILEDB_INT8:
		return reflect.TypeOf(int8(0))
	case TILEDB_INT16:
		return reflect.TypeOf(int16(0))
	case TILEDB_INT32:
		return reflect.TypeOf(int32(0))
	case TILEDB_INT64:
		return reflect.TypeOf(int64(0))
	case TILEDB_UINT8, TILEDB_BLOB, TILEDB_GEOM_WKB, TILEDB_GEOM_WKT:
		return reflect.TypeOf(uint8(0))
	case TILEDB_UINT16:
		return reflect.TypeOf(uint16(0))
	case TILEDB_UINT32:
		return reflect.TypeOf(uint32(0))
	case TILEDB_UINT64:
		return reflect.TypeOf(uint64(0))
	case TILEDB_FLOAT32:
		return reflect.TypeOf(float32(0))
	case TILEDB_FLOAT64:
		return reflect.TypeOf(float64(0))
	case TILEDB_CHAR:
		return reflect.TypeOf(uint8(0))
	case TILEDB_STRING_ASCII:
		return reflect.TypeOf(uint8(0))
	case TILEDB_STRING_UTF8:
		return reflect.TypeOf(uint8(0))
	case TILEDB_STRING_UTF16:
		return reflect.TypeOf(uint16(0))
	case TILEDB_STRING_UTF32:
		return reflect.TypeOf(uint32(0))
	case TILEDB_STRING_UCS2:
		return reflect.TypeOf(uint16(0))
	case TILEDB_STRING_UCS4:
		return reflect.TypeOf(uint32(0))
	case TILEDB_ANY: // deprecated type since 2.7.0, treat as invalid
		return reflect.TypeOf(nil)
	case TILEDB_DATETIME_YEAR, TILEDB_DATETIME_MONTH, TILEDB_DATETIME_WEEK, TILEDB_DATETIME_DAY, TILEDB_DATETIME_HR, TILEDB_DATETIME_MIN, TILEDB_DATETIME_SEC, TILEDB_DATETIME_MS, TILEDB_DATETIME_US, TILEDB_DATETIME_NS, TILEDB_DATETIME_PS, TILEDB_DATETIME_FS, TILEDB_DATETIME_AS, TILEDB_TIME_HR, TILEDB_TIME_MIN, TILEDB_TIME_SEC, TILEDB_TIME_MS, TILEDB_TIME_US, TILEDB_TIME_NS, TILEDB_TIME_PS, TILEDB_TIME_FS, TILEDB_TIME_AS:
		return reflect.TypeOf(int64(0))
	case TILEDB_BOOL:
		return reflect.TypeOf(true)
	default:
		return reflect.TypeOf(nil)
	}
}

// Size returns the datatype size in bytes.
func (d Datatype) Size() uint64 {
	return uint64(C.tiledb_datatype_size(C.tiledb_datatype_t(d)))
}

// MakeSlice makes a slice of the correct type corresponding to the datatype, with a given number of elements.
func (d Datatype) MakeSlice(numElements uint64) (interface{}, unsafe.Pointer, error) {
	switch d {
	case TILEDB_INT8:
		slice := make([]int8, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_INT16:
		slice := make([]int16, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_INT32:
		slice := make([]int32, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_INT64, TILEDB_DATETIME_YEAR, TILEDB_DATETIME_MONTH, TILEDB_DATETIME_WEEK, TILEDB_DATETIME_DAY, TILEDB_DATETIME_HR, TILEDB_DATETIME_MIN, TILEDB_DATETIME_SEC, TILEDB_DATETIME_MS, TILEDB_DATETIME_US, TILEDB_DATETIME_NS, TILEDB_DATETIME_PS, TILEDB_DATETIME_FS, TILEDB_DATETIME_AS, TILEDB_TIME_HR, TILEDB_TIME_MIN, TILEDB_TIME_SEC, TILEDB_TIME_MS, TILEDB_TIME_US, TILEDB_TIME_NS, TILEDB_TIME_PS, TILEDB_TIME_FS, TILEDB_TIME_AS:
		slice := make([]int64, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_UINT8, TILEDB_CHAR, TILEDB_STRING_ASCII, TILEDB_STRING_UTF8, TILEDB_BLOB, TILEDB_GEOM_WKB, TILEDB_GEOM_WKT:
		slice := make([]uint8, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_UINT16, TILEDB_STRING_UTF16, TILEDB_STRING_UCS2:
		slice := make([]uint16, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_UINT32, TILEDB_STRING_UTF32, TILEDB_STRING_UCS4:
		slice := make([]uint32, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_UINT64:
		slice := make([]uint64, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_FLOAT32:
		slice := make([]float32, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_FLOAT64:
		slice := make([]float64, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	case TILEDB_BOOL:
		slice := make([]bool, numElements)
		return slice, unsafe.Pointer(&slice[0]), nil

	default:
		return nil, nil, fmt.Errorf("error making datatype slice; unrecognized datatype: %d", d)
	}
}

// GetValue gets value stored in a void pointer for this data type.
func (d Datatype) GetValue(valueNum uint, cvalue unsafe.Pointer) (interface{}, error) {
	switch d {
	case TILEDB_INT8:
		if cvalue == nil {
			return int8(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]int8, valueNum)
			tmpslice := (*[1 << 46]C.int8_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = int8(s)
			}
			return tmpValue, nil
		}
		return *(*int8)(cvalue), nil
	case TILEDB_INT16:
		if cvalue == nil {
			return int16(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]int16, valueNum)
			tmpslice := (*[1 << 46]C.int16_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = int16(s)
			}
			return tmpValue, nil
		}
		return *(*int16)(cvalue), nil
	case TILEDB_INT32:
		if cvalue == nil {
			return int32(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]int32, valueNum)
			tmpslice := (*[1 << 46]C.int32_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = int32(s)
			}
			return tmpValue, nil
		}
		return *(*int32)(cvalue), nil
	case TILEDB_INT64:
		if cvalue == nil {
			return int64(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]int64, valueNum)
			tmpslice := (*[1 << 46]C.int64_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = int64(s)
			}
			return tmpValue, nil
		}
		return *(*int64)(cvalue), nil
	case TILEDB_UINT8, TILEDB_BLOB, TILEDB_GEOM_WKB, TILEDB_GEOM_WKT:
		if cvalue == nil {
			return uint8(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]uint8, valueNum)
			tmpslice := (*[1 << 46]C.uint8_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = uint8(s)
			}
			return tmpValue, nil
		}
		return *(*uint8)(cvalue), nil
	case TILEDB_UINT16:
		if cvalue == nil {
			return uint16(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]uint16, valueNum)
			tmpslice := (*[1 << 46]C.uint16_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = uint16(s)
			}
			return tmpValue, nil
		}
		return *(*uint16)(cvalue), nil
	case TILEDB_UINT32:
		if cvalue == nil {
			return uint32(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]uint32, valueNum)
			tmpslice := (*[1 << 46]C.uint32_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = uint32(s)
			}
			return tmpValue, nil
		}
		return *(*uint32)(cvalue), nil
	case TILEDB_UINT64:
		if cvalue == nil {
			return uint64(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]uint64, valueNum)
			tmpslice := (*[1 << 46]C.uint64_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = uint64(s)
			}
			return tmpValue, nil
		}
		return *(*uint64)(cvalue), nil
	case TILEDB_FLOAT32:
		if cvalue == nil {
			return float32(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]float32, valueNum)
			tmpslice := (*[1 << 46]C.float)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = float32(s)
			}
			return tmpValue, nil
		}
		return *(*float32)(cvalue), nil
	case TILEDB_FLOAT64:
		if cvalue == nil {
			return float64(0), nil
		}
		if valueNum > 1 {
			tmpValue := make([]float64, valueNum)
			tmpslice := (*[1 << 46]C.double)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = float64(s)
			}
			return tmpValue, nil
		}
		return *(*float64)(cvalue), nil
	case TILEDB_CHAR:
		if cvalue == nil || valueNum == 0 {
			return "", nil
		}
		tmpslice := (*[1 << 46]C.char)(cvalue)[:valueNum:valueNum]
		// TODO: Handle overflow from unsigned conversion
		return C.GoStringN(&tmpslice[0], C.int(valueNum))[0:valueNum], nil
	case TILEDB_STRING_ASCII:
		if cvalue == nil || valueNum == 0 {
			return "", nil
		}
		tmpslice := (*[1 << 46]C.char)(cvalue)[:valueNum:valueNum]
		// TODO: Handle overflow from unsigned conversion
		return C.GoStringN(&tmpslice[0], C.int(valueNum))[0:valueNum], nil
	case TILEDB_STRING_UTF8:
		if cvalue == nil || valueNum == 0 {
			return "", nil
		}
		tmpslice := (*[1 << 46]C.char)(cvalue)[:valueNum:valueNum]
		// TODO: Handle overflow from unsigned conversion
		return C.GoStringN(&tmpslice[0], C.int(valueNum))[0:valueNum], nil
	case TILEDB_DATETIME_YEAR, TILEDB_DATETIME_MONTH, TILEDB_DATETIME_WEEK,
		TILEDB_DATETIME_DAY, TILEDB_DATETIME_HR, TILEDB_DATETIME_MIN,
		TILEDB_DATETIME_SEC, TILEDB_DATETIME_MS, TILEDB_DATETIME_US,
		TILEDB_DATETIME_NS, TILEDB_DATETIME_PS, TILEDB_DATETIME_FS,
		TILEDB_DATETIME_AS, TILEDB_TIME_HR, TILEDB_TIME_MIN, TILEDB_TIME_SEC, TILEDB_TIME_MS, TILEDB_TIME_US, TILEDB_TIME_NS, TILEDB_TIME_PS, TILEDB_TIME_FS, TILEDB_TIME_AS:
		if valueNum > 1 {
			return nil, fmt.Errorf("Unrecognized value type: %d", d)
		} else {
			if cvalue == nil {
				return int64(0), nil
			}
			var timestamp interface{} = *(*int16)(cvalue)
			return GetTimeFromTimestamp(d, timestamp.(int64)), nil
		}
	case TILEDB_BOOL:
		if cvalue == nil {
			return false, nil
		}
		if valueNum > 1 {
			tmpValue := make([]bool, valueNum)
			tmpslice := (*[1 << 46]C.int8_t)(cvalue)[:valueNum:valueNum]
			for i, s := range tmpslice {
				tmpValue[i] = s != 0
			}
			return tmpValue, nil
		}
		return *(*int8)(cvalue), nil
	default:
		return nil, fmt.Errorf("Unrecognized value type: %d", d)
	}
}

var tileDBInt, tileDBUint = intUintTypes() // The Datatypes of Go `int` and `uint`.

func intUintTypes() (Datatype, Datatype) {
	switch strconv.IntSize {
	case 32:
		return TILEDB_INT32, TILEDB_UINT32
	case 64:
		return TILEDB_INT64, TILEDB_UINT64
	}
	panic(fmt.Sprintf("can't run on systems with %v-bit integers", strconv.IntSize))
}

// EncryptionType represents different encryption algorithms.
type EncryptionType uint8

const (
	// TILEDB_NO_ENCRYPTION No encryption
	TILEDB_NO_ENCRYPTION EncryptionType = C.TILEDB_NO_ENCRYPTION
	// TILEDB_AES_256_GCM AES-256-GCM encryption
	TILEDB_AES_256_GCM EncryptionType = C.TILEDB_AES_256_GCM
)

// String returns a string representation.
func (encryptionType EncryptionType) String() string {
	var ctype *C.char
	C.tiledb_encryption_type_to_str(C.tiledb_encryption_type_t(encryptionType), &ctype)
	return C.GoString(ctype)
}

// FilterType for attribute/coordinates/offsets filters
type FilterType uint8

const (
	// TILEDB_FILTER_NONE No-op filter
	TILEDB_FILTER_NONE FilterType = C.TILEDB_FILTER_NONE
	// TILEDB_FILTER_GZIP Gzip compressor
	TILEDB_FILTER_GZIP FilterType = C.TILEDB_FILTER_GZIP
	// TILEDB_FILTER_ZSTD Zstandard compressor
	TILEDB_FILTER_ZSTD FilterType = C.TILEDB_FILTER_ZSTD
	// TILEDB_FILTER_LZ4 LZ4 compressor
	TILEDB_FILTER_LZ4 FilterType = C.TILEDB_FILTER_LZ4
	// TILEDB_FILTER_RLE Run-length encoding compressor
	TILEDB_FILTER_RLE FilterType = C.TILEDB_FILTER_RLE
	// TILEDB_FILTER_BZIP2 Bzip2 compressor
	TILEDB_FILTER_BZIP2 FilterType = C.TILEDB_FILTER_BZIP2
	// TILEDB_FILTER_DOUBLE_DELTA Double-delta compressor
	TILEDB_FILTER_DOUBLE_DELTA FilterType = C.TILEDB_FILTER_DOUBLE_DELTA
	// TILEDB_FILTER_BIT_WIDTH_REDUCTION Bit width reduction filter.
	TILEDB_FILTER_BIT_WIDTH_REDUCTION FilterType = C.TILEDB_FILTER_BIT_WIDTH_REDUCTION
	// TILEDB_FILTER_BITSHUFFLE Bitshuffle filter.
	TILEDB_FILTER_BITSHUFFLE FilterType = C.TILEDB_FILTER_BITSHUFFLE
	// TILEDB_FILTER_BYTESHUFFLE Byteshuffle filter.
	TILEDB_FILTER_BYTESHUFFLE FilterType = C.TILEDB_FILTER_BYTESHUFFLE
	// TILEDB_FILTER_POSITIVE_DELTA Positive-delta encoding filter.
	TILEDB_FILTER_POSITIVE_DELTA FilterType = C.TILEDB_FILTER_POSITIVE_DELTA
	// TILEDB_FILTER_SCALE_FLOAT FILTER_SCALE_FLOAT float scaling filter.
	TILEDB_FILTER_SCALE_FLOAT FilterType = C.TILEDB_FILTER_SCALE_FLOAT
	// TILEDB_FILTER_DELTA Delta encoding filter.
	TILEDB_FILTER_DELTA FilterType = C.TILEDB_FILTER_DELTA
)

// FilterOption for a given filter
type FilterOption uint8

const (
	// TILEDB_COMPRESSION_LEVEL Compression level. Type: `int32_t`.
	TILEDB_COMPRESSION_LEVEL FilterOption = C.TILEDB_COMPRESSION_LEVEL
	// TILEDB_BIT_WIDTH_MAX_WINDOW Max window length for bit width reduction. Type: `uint32_t`.
	TILEDB_BIT_WIDTH_MAX_WINDOW FilterOption = C.TILEDB_BIT_WIDTH_MAX_WINDOW
	// TILEDB_POSITIVE_DELTA_MAX_WINDOW Max window length for positive-delta encoding. Type: `uint32_t`.
	TILEDB_POSITIVE_DELTA_MAX_WINDOW FilterOption = C.TILEDB_POSITIVE_DELTA_MAX_WINDOW
)

// FS represents support fs types
type FS int8

const (
	// TILEDB_HDFS HDFS filesystem support
	TILEDB_HDFS FS = C.TILEDB_HDFS

	// TILEDB_S3 S3 filesystem support
	TILEDB_S3 FS = C.TILEDB_S3
)

// Layout cell/tile layout
type Layout int8

const (
	// TILEDB_ROW_MAJOR Row-major layout
	TILEDB_ROW_MAJOR Layout = C.TILEDB_ROW_MAJOR
	// TILEDB_COL_MAJOR Column-major layout
	TILEDB_COL_MAJOR Layout = C.TILEDB_COL_MAJOR
	// TILEDB_GLOBAL_ORDER Global-order layout
	TILEDB_GLOBAL_ORDER Layout = C.TILEDB_GLOBAL_ORDER
	// TILEDB_UNORDERED Unordered layout
	TILEDB_UNORDERED Layout = C.TILEDB_UNORDERED
	// TILEDB_HILBERT Hilbert layout
	TILEDB_HILBERT Layout = C.TILEDB_HILBERT
)

// QueryStatus status of a query
type QueryStatus int8

const (
	// TILEDB_FAILED Query failed
	TILEDB_FAILED QueryStatus = C.TILEDB_FAILED
	// TILEDB_COMPLETED Query completed (all data has been read)
	TILEDB_COMPLETED QueryStatus = C.TILEDB_COMPLETED
	// TILEDB_INPROGRESS Query is in progress
	TILEDB_INPROGRESS QueryStatus = C.TILEDB_INPROGRESS
	// TILEDB_INCOMPLETE Query completed (but not all data has been read)
	TILEDB_INCOMPLETE QueryStatus = C.TILEDB_INCOMPLETE
	// TILEDB_UNINITIALIZED Query not initialized.
	TILEDB_UNINITIALIZED QueryStatus = C.TILEDB_UNINITIALIZED
	// TILEDB_INITIALIZED Query initialized.
	TILEDB_INITIALIZED QueryStatus = C.TILEDB_INITIALIZED
)

// String returns a string representation.
func (q QueryStatus) String() string {
	var cname *C.char
	C.tiledb_query_status_to_str(C.tiledb_query_status_t(q), &cname)
	return C.GoString(cname)
}

// QueryStatusDetailsReason indicates extended information about a returned query status in order to
// allow improved client-side handling of buffers and potential resubmissions.
type QueryStatusDetailsReason uint8

const (
	// TILEDB_REASON_NONE No additional details available
	TILEDB_REASON_NONE QueryStatusDetailsReason = C.TILEDB_REASON_NONE
	// TILEDB_REASON_USER_BUFFER_SIZE User buffers are too small
	TILEDB_REASON_USER_BUFFER_SIZE QueryStatusDetailsReason = C.TILEDB_REASON_USER_BUFFER_SIZE
	// TILEDB_REASON_MEMORY_BUDGET Exceeded memory budget: can resubmit without resize
	TILEDB_REASON_MEMORY_BUDGET QueryStatusDetailsReason = C.TILEDB_REASON_MEMORY_BUDGET
)

// String returns a string representation.
func (r QueryStatusDetailsReason) String() string {
	// TileDB does not provide tiledb_query_status_details_reason_to_str
	switch r {
	case TILEDB_REASON_NONE:
		return "REASON_NONE"
	case TILEDB_REASON_USER_BUFFER_SIZE:
		return "REASON_USER_BUFFER_SIZE"
	case TILEDB_REASON_MEMORY_BUDGET:
		return "REASON_MEMORY_BUDGET"
	}

	return "REASON_UNKNOWN"
}

// QueryType read or write query
type QueryType int8

const (
	// TILEDB_READ Read query
	TILEDB_READ QueryType = C.TILEDB_READ
	// TILEDB_WRITE Write query
	TILEDB_WRITE QueryType = C.TILEDB_WRITE
	// TILEDB_DELETE Delete query
	TILEDB_DELETE QueryType = C.TILEDB_DELETE
	// TILEDB_MODIFY_EXCLUSIVE Modify exclusive query
	TILEDB_MODIFY_EXCLUSIVE QueryType = C.TILEDB_MODIFY_EXCLUSIVE
)

// QueryTypeFromString returns the internal representation of the query type.
func QueryTypeFromString(s string) (QueryType, error) {
	cname := C.CString(s)
	defer C.free(unsafe.Pointer(cname))
	var cQueryType C.tiledb_query_type_t
	ret := C.tiledb_query_type_from_str(cname, &cQueryType)
	if ret != C.TILEDB_OK {
		return 0, fmt.Errorf("%q is not a recognized tiledb_query_type_t", s)
	}
	return QueryType(cQueryType), nil
}

// QueryConditionOp operation type for a query condition
type QueryConditionOp uint8

const (
	// TILEDB_QUERY_CONDITION_LT defines the query condition for a less than comparison
	TILEDB_QUERY_CONDITION_LT QueryConditionOp = C.TILEDB_LT
	// TILEDB_QUERY_CONDITION_LE defines the query condition for a less than or equal to comparison
	TILEDB_QUERY_CONDITION_LE QueryConditionOp = C.TILEDB_LE
	// TILEDB_QUERY_CONDITION_GT defines the query condition for a greater than comparison
	TILEDB_QUERY_CONDITION_GT QueryConditionOp = C.TILEDB_GT
	// TILEDB_QUERY_CONDITION_GE defines the query condition for a greater than or equal to comparison
	TILEDB_QUERY_CONDITION_GE QueryConditionOp = C.TILEDB_GE
	// TILEDB_QUERY_CONDITION_EQ defines the query condition for an equal to comparison
	TILEDB_QUERY_CONDITION_EQ QueryConditionOp = C.TILEDB_EQ
	// TILEDB_QUERY_CONDITION_NE defines the query condition for a not equal to comparison
	TILEDB_QUERY_CONDITION_NE QueryConditionOp = C.TILEDB_NE
)

// QueryConditionCombinationOp operation type for a query condition combination
type QueryConditionCombinationOp uint8

const (
	// TILEDB_QUERY_CONDITION_AND defines the query condition for an and combination
	TILEDB_QUERY_CONDITION_AND QueryConditionCombinationOp = C.TILEDB_AND
	// TILEDB_QUERY_CONDITION_AND defines the query condition for an or combination
	TILEDB_QUERY_CONDITION_OR QueryConditionCombinationOp = C.TILEDB_OR
	// TILEDB_QUERY_CONDITION_AND defines the query condition for a not combination
	TILEDB_QUERY_CONDITION_NOT QueryConditionCombinationOp = C.TILEDB_NOT
)

// SerializationType how data is serialized
type SerializationType int8

const (
	// TILEDB_JSON Serialization to/from json
	TILEDB_JSON SerializationType = C.TILEDB_JSON

	// TILEDB_JSON Serialization to/from capnp
	TILEDB_CAPNP SerializationType = C.TILEDB_CAPNP
)

// VFSMode is virtual file system file open mode
type VFSMode int8

const (
	// TILEDB_VFS_READ open file in read mode
	TILEDB_VFS_READ VFSMode = C.TILEDB_VFS_READ

	// TILEDB_VFS_WRITE open file in write mode
	TILEDB_VFS_WRITE VFSMode = C.TILEDB_VFS_WRITE

	// TILEDB_VFS_APPENDopen file in write append mode
	TILEDB_VFS_APPEND VFSMode = C.TILEDB_VFS_APPEND
)

// ObjectTypeEnum
type ObjectTypeEnum int8

const (
	// Invalid object
	TILEDB_INVALID ObjectTypeEnum = C.TILEDB_INVALID
	// Group object
	TILEDB_GROUP ObjectTypeEnum = C.TILEDB_GROUP
	// Array object
	TILEDB_ARRAY ObjectTypeEnum = C.TILEDB_ARRAY
)

// String returns string representation
func (o ObjectTypeEnum) String() string {
	var cname *C.char
	C.tiledb_object_type_to_str(C.tiledb_object_t(o), &cname)
	return C.GoString(cname)
}

// ObjectTypeFromString returns the internal representation of the object type
func ObjectTypeFromString(s string) (ObjectTypeEnum, error) {
	cname := C.CString(s)
	defer C.free(unsafe.Pointer(cname))
	var cObjType C.tiledb_object_t
	ret := C.tiledb_object_type_from_str(cname, &cObjType)
	if ret != C.TILEDB_OK {
		return 0, fmt.Errorf("%q is not a recognized tiledb_object_t", s)
	}
	return ObjectTypeEnum(cObjType), nil
}

// WalkOrder
type WalkOrder int8

const (
	// Pre-order traversal
	TILEDB_PREORDER WalkOrder = C.TILEDB_PREORDER
	// Post-order traversal
	TILEDB_POSTORDER WalkOrder = C.TILEDB_POSTORDER
)

// TILEDB_VAR_NUM indicates variable sized attributes for cell values
var TILEDB_VAR_NUM = uint32(C.TILEDB_VAR_NUM)

// TILEDB_COORDS A special name indicating the coordinates attribute.
const TILEDB_COORDS = "__coords"

// FileStoreMimeType is an enum for TileDB filestore mime types
type FileStoreMimeType uint32

// Mime types for TileDB filestore. The store can autodetect mime types
// but these are provided if the user wants to enforce a type
const (
	// Filestore autodetect mime type
	TILEDB_MIME_AUTODETECT = FileStoreMimeType(C.TILEDB_MIME_AUTODETECT)
	// Filestore TIFF mime type
	TILEDB_MIME_TIFF = FileStoreMimeType(C.TILEDB_MIME_TIFF)
	// Filestore PDF mime type
	TILEDB_MIME_PDF = FileStoreMimeType(C.TILEDB_MIME_PDF)
)

// DataOrder
type DataOrder int8

const (
	// Unordered dimension label.
	TILEDB_UNORDERED_DATA DataOrder = C.TILEDB_UNORDERED_DATA
	// Ordered dimension label with increasing values.
	TILEDB_INCREASING_DATA DataOrder = C.TILEDB_INCREASING_DATA
	// Ordered dimension label with decreasing values.
	TILEDB_DECREASING_DATA DataOrder = C.TILEDB_DECREASING_DATA
)

// String returns a string representation of a DataOrder.
func (d DataOrder) String() (string, error) {
	var dataOrderStr *C.char
	ret := C.tiledb_data_order_to_str(C.tiledb_data_order_t(d), &dataOrderStr)
	if ret != C.TILEDB_OK {
		return "", fmt.Errorf("Error converting DataOrder to string: %d", d)
	}

	return C.GoString(dataOrderStr), nil
}

// DataOrderFromString converts from a string to the equivalent DataOrder enum.
func DataOrderFromString(name string) (DataOrder, error) {
	cName := C.CString(name)
	defer C.free(unsafe.Pointer(cName))

	var cDataOrder C.tiledb_data_order_t
	ret := C.tiledb_data_order_from_str(cName, &cDataOrder)
	if ret != C.TILEDB_OK {
		return 0, fmt.Errorf("Error converting '%s' to tiledb_data_order_t", name)
	}
	return DataOrder(cDataOrder), nil
}