import QtQuick
import QtQuick.Controls
import QtQuick.Layouts
import QtQuick.Window
import FluentUI
import "../component"

FluContentPage{

    id:root
    title: qsTr("TableView")
    signal checkBoxChanged

    property var dataSource : []
    property int sortType: 0
    property bool seletedAll: true
    property string nameKeyword: ""

    onNameKeywordChanged: {
        table_view.filter(function(item){
            if(item.name.includes(nameKeyword)){
                return true
            }
            return false
        })
    }

    Component.onCompleted: {
        loadData(1,1000)
    }

    onCheckBoxChanged: {
        for(var i =0;i< table_view.rows ;i++){
            if(false === table_view.getRow(i).checkbox.options.checked){
                root.seletedAll = false
                return
            }
        }
        root.seletedAll = true
    }

    onSortTypeChanged: {
        table_view.closeEditor()
        if(sortType === 0){
            table_view.sort()
        }else if(sortType === 1){
            table_view.sort(
                        (l, r) =>{
                            var lage = Number(l.age)
                            var rage = Number(r.age)
                            if(lage === rage){
                                return l._key>r._key
                            }
                            return lage>rage
                        });
        }else if(sortType === 2){
            table_view.sort(
                        (l, r) => {
                            var lage = Number(l.age)
                            var rage = Number(r.age)
                            if(lage === rage){
                                return l._key>r._key
                            }
                            return lage<rage
                        });
        }
    }

    FluContentDialog{
        id:custom_update_dialog
        property var text
        property var onAccpetListener
        title: qsTr("Modify the column name")
        negativeText: qsTr("Cancel")
        contentDelegate: Component{
            Item{
                implicitWidth: parent.width
                implicitHeight: 60
                FluTextBox{
                    id:textbox_text
                    anchors.centerIn: parent
                    onTextChanged: {
                        custom_update_dialog.text = textbox_text.text
                    }
                }
                Component.onCompleted: {
                    textbox_text.text = custom_update_dialog.text
                    textbox_text.forceActiveFocus()
                }
            }
        }
        positiveText: qsTr("OK")
        onPositiveClicked:{
            if(custom_update_dialog.onAccpetListener){
                custom_update_dialog.onAccpetListener(custom_update_dialog.text)
            }
        }
        function showDialog(text,listener){
            custom_update_dialog.text = text
            custom_update_dialog.onAccpetListener = listener
            custom_update_dialog.open()
        }
    }

    FluMenu{
        id:pop_filter
        width: 200
        height: 89

        contentItem: Item{

            onVisibleChanged: {
                if(visible){
                    name_filter_text.text = root.nameKeyword
                    name_filter_text.cursorPosition = name_filter_text.text.length
                    name_filter_text.forceActiveFocus()
                }
            }

            FluTextBox{
                id:name_filter_text
                anchors{
                    left: parent.left
                    right: parent.right
                    top: parent.top
                    leftMargin: 10
                    rightMargin: 10
                    topMargin: 10
                }
                iconSource: FluentIcons.Search
            }

            FluButton{
                text: qsTr("Search")
                anchors{
                    bottom: parent.bottom
                    right: parent.right
                    bottomMargin: 10
                    rightMargin: 10
                }
                onClicked: {
                    root.nameKeyword = name_filter_text.text
                    pop_filter.close()
                }
            }

        }

        function showPopup(){
            table_view.closeEditor()
            pop_filter.popup()
        }

    }

    Component{
        id:com_checbox
        Item{
            FluCheckBox{
                anchors.centerIn: parent
                checked: true === options.checked
                enableAnimation: false
                clickListener: function(){
                    var obj = table_view.getRow(row)
                    obj.checkbox = table_view.customItem(com_checbox,{checked:!options.checked})
                    table_view.setRow(row,obj)
                    checkBoxChanged()
                }
            }
        }
    }

    Component{
        id:com_column_filter_name
        Item{
            FluText{
                text: qsTr("Name")
                anchors.centerIn: parent
            }
            FluIconButton{
                width: 20
                height: 20
                iconSize: 12
                verticalPadding:0
                horizontalPadding:0
                iconSource: FluentIcons.Filter
                iconColor: {
                    if("" !== root.nameKeyword){
                        return FluTheme.primaryColor
                    }
                    return FluTheme.dark ?  Qt.rgba(1,1,1,1) : Qt.rgba(0,0,0,1)
                }
                anchors{
                    right: parent.right
                    rightMargin: 3
                    verticalCenter: parent.verticalCenter
                }
                onClicked: {
                    pop_filter.showPopup()
                }
            }
        }
    }

    Component{
        id:com_action
        Item{
            RowLayout{
                anchors.centerIn: parent
                FluButton{
                    text: qsTr("Delete")
                    onClicked: {
                        table_view.closeEditor()
                        table_view.removeRow(row)
                    }
                }
                FluFilledButton{
                    text: qsTr("Edit")
                    onClicked: {
                        var obj = table_view.getRow(row)
                        obj.name = "12345"
                        table_view.setRow(row,obj)
                        showSuccess(JSON.stringify(obj))
                    }
                }
            }
        }
    }


    Component{
        id:com_column_checbox
        Item{
            RowLayout{
                anchors.centerIn: parent
                FluText{
                    text: qsTr("Select All")
                    Layout.alignment: Qt.AlignVCenter
                }
                FluCheckBox{
                    checked: true === root.seletedAll
                    enableAnimation: false
                    Layout.alignment: Qt.AlignVCenter
                    clickListener: function(){
                        root.seletedAll = !root.seletedAll
                        var checked = root.seletedAll
                        itemModel.display = table_view.customItem(com_column_checbox,{"checked":checked})
                        for(var i =0;i< table_view.rows ;i++){
                            var rowData = table_view.getRow(i)
                            rowData.checkbox = table_view.customItem(com_checbox,{"checked":checked})
                            table_view.setRow(i,rowData)
                        }
                    }
                }
            }
        }
    }

    Component{
        id:com_combobox
        FluComboBox {
            anchors.fill: parent
            focus: true
            editText: display
            editable: true
            model: ListModel {
                ListElement { text: "100" }
                ListElement { text: "300" }
                ListElement { text: "500" }
                ListElement { text: "1000" }
            }
            Component.onCompleted: {
                currentIndex=["100","300","500","1000"].findIndex((element) => element === display)
                selectAll()
            }
            onCommit: {
                editTextChaged(editText)
                tableView.closeEditor()
            }
        }
    }

    Component{
        id:com_avatar
        Item{
            FluClip{
                anchors.centerIn: parent
                width: 40
                height: 40
                radius: [20,20,20,20]
                Image{
                    anchors.fill: parent
                    source: {
                        if(options && options.avatar){
                            return options.avatar
                        }
                        return ""
                    }
                    sourceSize: Qt.size(80,80)
                }
            }
        }
    }

    Component{
        id:com_column_update_title
        Item{
            FluText{
                id:text_title
                text: {
                    if(options.title){
                        return options.title
                    }
                    return ""
                }
                anchors.fill: parent
                verticalAlignment: Qt.AlignVCenter
                horizontalAlignment: Qt.AlignHCenter
                elide: Text.ElideRight
            }
            MouseArea{
                anchors.fill: parent
                cursorShape: Qt.PointingHandCursor
                onClicked: {
                    custom_update_dialog.showDialog(options.title,function(text){
                        itemModel.display = table_view.customItem(com_column_update_title,{"title":text})
                    })
                }
            }
        }
    }

    Component{
        id:com_column_sort_age
        Item{
            FluText{
                text: qsTr("Age")
                anchors.centerIn: parent
            }
            ColumnLayout{
                spacing: 0
                anchors{
                    right: parent.right
                    verticalCenter: parent.verticalCenter
                    rightMargin: 4
                }
                FluIconButton{
                    Layout.preferredWidth: 20
                    Layout.preferredHeight: 15
                    iconSize: 12
                    verticalPadding:0
                    horizontalPadding:0
                    iconSource: FluentIcons.ChevronUp
                    iconColor: {
                        if(1 === root.sortType){
                            return FluTheme.primaryColor
                        }
                        return FluTheme.dark ?  Qt.rgba(1,1,1,1) : Qt.rgba(0,0,0,1)
                    }
                    onClicked: {
                        if(root.sortType === 1){
                            root.sortType = 0
                            return
                        }
                        root.sortType = 1
                    }
                }
                FluIconButton{
                    Layout.preferredWidth: 20
                    Layout.preferredHeight: 15
                    iconSize: 12
                    verticalPadding:0
                    horizontalPadding:0
                    iconSource: FluentIcons.ChevronDown
                    iconColor: {
                        if(2 === root.sortType){
                            return FluTheme.primaryColor
                        }
                        return FluTheme.dark ?  Qt.rgba(1,1,1,1) : Qt.rgba(0,0,0,1)
                    }
                    onClicked: {
                        if(root.sortType === 2){
                            root.sortType = 0
                            return
                        }
                        root.sortType = 2
                    }
                }
            }
        }
    }

    FluArea{
        id:layout_controls
        anchors{
            left: parent.left
            right: parent.right
            top: parent.top
            topMargin: 20
        }
        height: 60

        Row{
            spacing: 5
            anchors{
                left: parent.left
                leftMargin: 10
                verticalCenter: parent.verticalCenter
            }

            FluButton{
                text: qsTr("Clear All")
                onClicked: {
                    table_view.dataSource = []
                }
            }

            FluButton{
                text:"Delete Selection"
                onClicked: {
                    var data = []
                    var rows = []
                    for (var i = 0; i < table_view.rows; i++) {
                        var item = table_view.getRow(i);
                        rows.push(item)
                        if (!item.checkbox.options.checked) {
                            data.push(item);
                        }
                    }
                    var sourceModel = table_view.sourceModel;
                    for (i = 0; i < sourceModel.rowCount; i++) {
                        var sourceItem = sourceModel.getRow(i);
                        const foundItem = rows.find(item=> item._key === sourceItem._key)
                        if (!foundItem) {
                            data.push(sourceItem);
                        }
                    }
                    table_view.dataSource = data
                }
            }

            FluButton{
                text:"Add a row of Data"
                onClicked: {
                    table_view.appendRow(genTestObject())
                }
            }

        }
    }

    FluTableView{
        id:table_view
        anchors{
            left: parent.left
            right: parent.right
            top: layout_controls.bottom
            bottom: gagination.top
        }
        anchors.topMargin: 5
        onRowsChanged: {
            root.checkBoxChanged()
        }
        columnSource:[
            {
                title: table_view.customItem(com_column_checbox,{checked:true}),
                dataIndex: 'checkbox',
                width:100,
                minimumWidth:100,
                maximumWidth:100
            },
            {
                title: table_view.customItem(com_column_update_title,{title:qsTr("Avatar")}),
                dataIndex: 'avatar',
                width:100
            },
            {
                title: table_view.customItem(com_column_filter_name,{title:qsTr("Name")}),
                dataIndex: 'name',
                readOnly:true
            },
            {
                title: table_view.customItem(com_column_sort_age,{sort:0}),
                dataIndex: 'age',
                editDelegate:com_combobox,
                width:100,
                minimumWidth:100,
                maximumWidth:100
            },
            {
                title: qsTr("Address"),
                dataIndex: 'address',
                width:200,
                minimumWidth:100,
                maximumWidth:250
            },
            {
                title: qsTr("Nickname"),
                dataIndex: 'nickname',
                width:100,
                minimumWidth:80,
                maximumWidth:200
            },
            {
                title: qsTr("Long String"),
                dataIndex: 'longstring',
                width:200,
                minimumWidth:100,
                maximumWidth:300
            },
            {
                title: qsTr("Options"),
                dataIndex: 'action',
                width:160,
                minimumWidth:160,
                maximumWidth:160
            }
        ]
    }

    FluPagination{
        id:gagination
        anchors{
            bottom: parent.bottom
            left: parent.left
        }
        pageCurrent: 1
        itemCount: 100000
        pageButtonCount: 7
        __itemPerPage: 1000
        previousText: qsTr("<Previous")
        nextText: qsTr("Next>")
        onRequestPage:
            (page,count)=> {
                table_view.closeEditor()
                loadData(page,count)
                table_view.resetPosition()
            }
    }

    function genTestObject(){
        var ages = ["100", "300", "500", "1000"];
        function getRandomAge() {
            var randomIndex = Math.floor(Math.random() * ages.length);
            return ages[randomIndex];
        }
        var names = ["孙悟空", "猪八戒", "沙和尚", "唐僧","白骨夫人","金角大王","熊山君","黄风怪","银角大王"];
        function getRandomName(){
            var randomIndex = Math.floor(Math.random() * names.length);
            return names[randomIndex];
        }
        var nicknames = ["复海大圣","混天大圣","移山大圣","通风大圣","驱神大圣","齐天大圣","平天大圣"]
        function getRandomNickname(){
            var randomIndex = Math.floor(Math.random() * nicknames.length);
            return nicknames[randomIndex];
        }
        var addresses = ["傲来国界花果山水帘洞","傲来国界坎源山脏水洞","大唐国界黑风山黑风洞","大唐国界黄风岭黄风洞","大唐国界骷髅山白骨洞","宝象国界碗子山波月洞","宝象国界平顶山莲花洞","宝象国界压龙山压龙洞","乌鸡国界号山枯松涧火云洞","乌鸡国界衡阳峪黑水河河神府"]
        function getRandomAddresses(){
            var randomIndex = Math.floor(Math.random() * addresses.length);
            return addresses[randomIndex];
        }
        var avatars = ["qrc:/example/res/svg/avatar_1.svg", "qrc:/example/res/svg/avatar_2.svg", "qrc:/example/res/svg/avatar_3.svg", "qrc:/example/res/svg/avatar_4.svg","qrc:/example/res/svg/avatar_5.svg","qrc:/example/res/svg/avatar_6.svg","qrc:/example/res/svg/avatar_7.svg","qrc:/example/res/svg/avatar_8.svg","qrc:/example/res/svg/avatar_9.svg","qrc:/example/res/svg/avatar_10.svg","qrc:/example/res/svg/avatar_11.svg","qrc:/example/res/svg/avatar_12.svg"];
        function getAvatar(){
            var randomIndex = Math.floor(Math.random() * avatars.length);
            return avatars[randomIndex];
        }
        return {
            checkbox: table_view.customItem(com_checbox,{checked:root.seletedAll}),
            avatar:table_view.customItem(com_avatar,{avatar:getAvatar()}),
            name: getRandomName(),
            age:getRandomAge(),
            address: getRandomAddresses(),
            nickname: getRandomNickname(),
            longstring:"你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好你好",
            action: table_view.customItem(com_action),
            _minimumHeight:50,
            _key:FluTools.uuid()
        }
    }
    function loadData(page,count){
        root.seletedAll = true
        const dataSource = []
        for(var i=0;i<count;i++){
            dataSource.push(genTestObject())
        }
        root.dataSource = dataSource
        table_view.dataSource = root.dataSource
    }
}