import QtQuick
import QtQuick.Controls
import QtQuick.Layouts

Item {
    width: 800
    height: 30
    property var text: ""
    property var value: ""
    property var readonly: false
    property var currentDate: new Date() // 获取当前时间
    clip: true

    Row{
        spacing: 20
        ComboBox{
            id: cb
            width: 100
            height: 30
            model: ["无", "结束时间", "相对时间"]
            onCurrentIndexChanged:{
                if (cb.currentIndex === 0) {
                    g_stopTime = null
                }
            }
        }
        Row {
            spacing: 5
            visible: cb.currentIndex === 1
            
            SetSpinBox {
                id: yearSpinBox
                from: 1900
                to: 9999
                value: currentDate.getFullYear() // 年份
                onValueChanged: 
                {
                    updateDaySpinBox()
                    updateStopTime()
                }
            }
            SetSpinBox {
                id: monthSpinBox
                from: 1
                to: 12
                value: currentDate.getMonth() + 1 // 月份
                onValueChanged:
                {
                    updateDaySpinBox()
                    updateStopTime()
                }
            }
            SetSpinBox {
                id: daySpinBox
                from: 1
                to: 31
                value: currentDate.getDate() // 日
                onValueChanged: 
                {
                    updateStopTime()
                }
            }
            SetSpinBox {
                id: hourSpinBox
                from: 0
                to: 23
                value: currentDate.getHours() // 小时
                onValueChanged: 
                {
                    updateStopTime()
                }
            }
            SetSpinBox {
                id: minSpinBox
                from: 0
                to: 59
                value: currentDate.getMinutes() // 分钟
                onValueChanged: 
                {
                    updateStopTime()
                }
            }
            SetSpinBox {
                id: secSpinBox
                from: 0
                to: 59
                value: currentDate.getSeconds() // 秒
                onValueChanged: 
                {
                    updateStopTime()
                }
            }
        }

        TextField {
            id: unitTextField
            visible: cb.currentIndex == 2
            width: 200
            height: 30
            font.pointSize: 12
            placeholderText: "1d 2h 30m 40s"
            inputMethodHints: Qt.ImhDigitsOnly
            onEditingFinished: {
                // var pattern = /^(\d+d\s*)*(\d+h\s*)*(\d+m\s*)*(\d+s\s*)*$/;
                // if (!pattern.test(text)) {
                //     text = text.substring(0, text.length - 1);
                // }
                updateStopTime()
            }
        }
    }
    
    function updateDaySpinBox() {
        var year = yearSpinBox.value
        var month = monthSpinBox.value
        var maxDay = 31

        if (month === 4 || month === 6 || month === 9 || month === 11) {
            maxDay = 30
        } else if (month === 2) {
            if ((year % 4 === 0 && year % 100 !== 0) || (year % 400 === 0)) {
                maxDay = 29
            } else {
                maxDay = 28
            }
        }

        daySpinBox.to = maxDay
    }

    function updateStopTime(){

        if (cb.currentIndex === 1) { // 日期时间
            var year = yearSpinBox.value
            var month = monthSpinBox.value-1 // 月份从0开始计数，所以需要减1
            var day = daySpinBox.value
            var hour = hourSpinBox.value
            var minute = minSpinBox.value
            var second = secSpinBox.value
            g_stopTime = new Date(year, month, day, hour, minute, second)
        }
        else if (cb.currentIndex === 2) { // 相对时间
            var input = unitTextField.text
            var timestamp = Date.now();  // Get current timestamp in milliseconds
            var pattern = /(\d+)([dhms])/g;
            var match;
            while ((match = pattern.exec(input)) !== null) {
                var value = parseInt(match[1]);
                var unit = match[2];
                if (unit === 'd') {
                    timestamp += value * 24 * 60 * 60 * 1000;  // Convert days to milliseconds
                } else if (unit === 'h') {
                    timestamp += value * 60 * 60 * 1000;  // Convert hours to milliseconds
                } else if (unit === 'm') {
                    timestamp += value * 60 * 1000;  // Convert minutes to milliseconds
                } else if (unit === 's') {
                    timestamp += value * 1000;  // Convert seconds to milliseconds
                }
            }
            g_stopTime = new Date(timestamp);  // Convert timestamp to Date object
        }
        console.info(g_stopTime)
    }
}