import QtQuick
import QtQuick.Controls
import "../common"
// import "../Style"
Rectangle
{
    width: 300
    height: 300
    border.width: 1
    border.color: "lightgray"
    clip: true
    property alias _te:  control
    TextEdit {
        id: control
        width: parent.width - 10
        height: parent.height
        anchors.horizontalCenter: parent.horizontalCenter
//        font.pointSize: 13
        font.family: "微软雅黑"
        font.weight: Font.ExtraLight
        wrapMode: TextEdit.WrapAnywhere
        color: "#1D2129"
        property var oldposition: 0
        property bool isDelete: false
        property bool isBack: false
        property bool isPaste: false
        focus: true
        selectByMouse: true
        Keys.onPressed: {
            isDelete = (event.key === Qt.Key_Delete)
            isBack = (event.key === Qt.Key_Backspace)
            isPaste = (event.modifiers === Qt.ControlModifier && event.key === Qt.Key_V)
            event.accepted = (event.text===" " || event.text==="\n")   //过滤键盘输入' '
        }
        onTextChanged: {

            if(isPaste){
                control.text = checkFormat(control.text)
                control.cursorPosition = control.text.length
                return
            }
            let temp = control.text
            if(!isBack&&!isDelete){
                var position = control.cursorPosition

                if(length === 2)
                {
                    temp += " "
                }
                else if(length > 3 && (length - 2) % 3 === 0){
                    temp += " "
                }
                else
                {
                    position += 1
                }

                temp = checkFormat(temp)
                var holdPosition = false

                if(temp.length < control.length)
                    holdPosition = true

                control.text = temp
                control.cursorPosition = position

            }

            isBack = false
            isDelete = false
            isPaste = false
        }
    }
    function checkFormat(text){
        text = text.replace(/[^0-9a-f]/gi, '');
        let upertext = text.toUpperCase();
        let newText = upertext.split(" ").join("")
        var index = 0
        while(index < newText.length){
            if((index+1) %3 === 0){
                newText = newText.slice(0, index) + " " + newText.slice(index)
                index++
            }
            index++
        }
        return newText
    }
}