// ------------------------------------------------------------------------
//   Project atila
//   Active Thing (activething.com) git.activething.com/go
//
//   File name  bfield.go
//   Created by DEV
//   Modified   19/02/2024
//
//   Copyright 2024 activething.com 
// ------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------

package bfields

import "strconv"

type (

	BField 		struct {
		name  []byte
		value []byte
	}

)


func NewBField (name, value []byte) (*BField,error) {
	if len(name) == 0 {
		return nil,G.ErrInvalidName
	}
	return &BField {
		name:  append(make([]byte,0,len(name)),name...),
		value: append(make([]byte,0,len(value)),value...),
	},nil
}



func (f BField) Name () []byte {
	return f.name }


func (f BField) Value() []byte {
	return f.value }


func (f BField) String () string {
	r := make([]byte,len(f.name)+len(f.value)+1)
	copy(r,f.name)
	r[len(f.name)]=':'
	copy(r[len(f.name)+1:],f.value)
	return string(r)
}



func (f *BField) SetValue(val []byte) {
	ln := len(val)
	cp := cap(f.value)
	if ln <= cp {
		copy(f.value, val)
		f.value = f.value[:ln]
		return
	}
	nv := make([]byte, ln)
	copy(f.value, nv)
}


func (f *BField) SetByte(val byte) {
	f.value = append(f.value[:0], val) }


func (f *BField) SetBool(val bool) {
	f.value = strconv.AppendBool(f.value[:0], val) }


func (f *BField) SetRune(val rune) {
	f.value = strconv.AppendQuoteRune(f.value[:0], val) }


func (f *BField) SetString(val string) {
	f.SetValue([]byte(val)) }



func (f *BField) SetInt(val int64, bse int) {
	f.value = strconv.AppendInt(f.value[:0], val, bse) }


func (f *BField) SetUInt(val uint64, bse int) {
	f.value = strconv.AppendUint(f.value[:0], val, bse) }


func (f *BField) SetFloat(val float64, fmt byte, prc, sze int) {
	f.value = strconv.AppendFloat(f.value[:0], val, fmt, prc, sze) }