<template>
    <JqxTreeGrid ref="myTreeGrid"
        :width="width"
        :sortable="true"
        :icons="true"
        :ready="ready"
        :columns="columns"
        :source="dataAdapter">
    </JqxTreeGrid>
</template>

<script>
    import JqxTreeGrid from 'jqwidgets-scripts/jqwidgets-vue/vue_jqxtreegrid.vue';
    
    export default {
        components: {
            JqxTreeGrid
        },
        data: function () {
            return {
                width: '90%',
                dataAdapter: new jqx.dataAdapter(this.source),
                columns: [
                    {
                        text: 'Name', dataField: 'Name', width: 250,
                        renderer: (text, align, height) => {
                            return "<div style='margin: 5px; margin-top: 7px;'><img width='16' height='16' style='float: left;' src='../../../images/card.png'/><span style='margin-left: 4px; float: left;'>Name</span><div style='clear: both;'></div></div>";
                        }
                    },
                    {
                        text: 'Job Title', dataField: 'Title', width: 250,
                        renderer: (text, align, height) => {
                            return "<div style='margin: 5px; margin-top: 7px;'><img width='16' height='16' style='float: left;' src='../../../images/administrator.png'/><span style='margin-left: 4px; float: left;'>Job Title</span><div style='clear: both;'></div></div>";
                        }
                    },
                    {
                        text: 'Birth Date', dataField: 'BirthDate', cellsFormat: 'd', width: 120,
                        renderer: (text, align, height) => {
                            return "<div style='margin: 5px; margin-top: 7px;'><img width='16' height='16' style='float: left;' src='../../../images/balloons.png'/><span style='margin-left: 4px; float: left;'>Birth Date</span><div style='clear: both;'></div></div>";
                        }
                    },
                    {
                        text: 'Country', dataField: 'Country',
                        renderer: (text, align, height) => {
                            return "<div style='margin: 5px; margin-top: 7px;'><img width='16' height='16' style='float: left;' src='../../../images/earth.png'/><span style='margin-left: 4px; float: left;'>Country</span><div style='clear: both;'></div></div>";
                        },               
                        cellsRenderer: (rowKey, dataField, value, data) => {
                            let imgString = "<div><img width='16' height='16' style='float: left;' src='../../../images/" + value.toLowerCase() + ".png'/>";
                            switch (value) {
                                case "USA":
                                    value = "United States";
                                    break;
                                case "UK":
                                    value = "United Kingdom";
                                    break;
                            }
                            let countryName = "<span style='margin-left: 4px; float: left;'>" + value + "</span><div style='clear: both;'></div></div>";
                            return imgString + countryName;
                        }
                    }
                ]
            }
        },        
        beforeCreate: function () {
            let employees = [
                {
                    "EmployeeID": 2, "icon": '../../../images/oldboss.png', "Name": "Andrew Fuller", "Country": "USA", "Title": "Vice President, Sales", "HireDate": "1992-08-14 00:00:00", "BirthDate": "1952-02-19 00:00:00", "expanded": "true",
                    "children":
                    [
                        { "EmployeeID": 8, "icon": '../../../images/woman.png', "Name": "Laura Callahan", "Country": "Austria", "Title": "Inside Sales Coordinator", "HireDate": "1994-03-05 00:00:00", "BirthDate": "1958-01-09 00:00:00"},
                        { "EmployeeID": 1, "icon": '../../../images/woman.png', "Name": "Nancy Davolio", "Country": "Germany", "Title": "Sales Representative", "HireDate": "1992-05-01 00:00:00", "BirthDate": "1968-12-08 00:00:00"},
                        { "EmployeeID": 3, "icon": '../../../images/woman.png', "Name": "Janet Leverling", "Country": "USA", "Title": "Sales Representative", "HireDate": "1992-04-01 00:00:00", "BirthDate": "1963-08-30 00:00:00"},
                        { "EmployeeID": 4, "icon": '../../../images/woman.png', "Name": "Margaret Peacock", "Country": "Canada", "Title": "Sales Representative", "HireDate": "1993-05-03 00:00:00", "BirthDate": "1967-09-19 00:00:00" },
                        {
                            "EmployeeID": 5, "icon": '../../../images/boss.png', "Name": "Steven Buchanan", "Country": "UK", "Title": "Sales Manager", "HireDate": "1993-10-17 00:00:00", "BirthDate": "1955-03-04 00:00:00", "expanded": "true",
                            "children":
                            [
                                { "EmployeeID": 6, "icon": '../../../images/asian.png', "Name": "Michael Suyama", "Country": "UK", "Title": "Sales Representative", "HireDate": "1993-10-17 00:00:00", "BirthDate": "1963-07-02 00:00:00" },
                                { "EmployeeID": 7, "icon": '../../../images/person.png', "Name": "Robert King", "Country": "UK", "Title": "Sales Representative", "HireDate": "1994-01-02 00:00:00", "BirthDate": "1960-05-29 00:00:00"},
                                { "EmployeeID": 9, "icon": '../../../images/woman.png', "Name": "Anne Dodsworth", "Country": "UK", "Title": "Sales Representative", "HireDate": "1994-11-15 00:00:00", "BirthDate": "1966-01-27 00:00:00" }
                            ]
                        },
                        {
                            "EmployeeID": 10, "icon": '../../../images/asian.png', "Name": "Wei Zhang", "Country": "China", "Title": "Sales Manager", "HireDate": "1994-11-15 00:00:00", "BirthDate": "1954-02-03 00:00:00", "City": "London", "Address": "14 Garrett Hill",
                            "children":
                            [
                                { "EmployeeID": 11, "icon": '../../../images/person.png', "Name": "Michael Wei", "Country": "China", "Title": "Sales Representative", "HireDate": "1996-10-17 00:00:00", "BirthDate": "1973-07-02 00:00:00" },
                                { "EmployeeID": 12, "icon": '../../../images/person.png', "Name": "Peter Han", "Country": "China", "Title": "Sales Representative", "HireDate": "1998-01-02 00:00:00", "BirthDate": "1970-05-29 00:00:00" },
                            ]
                        },
                        { "EmployeeID": 13, "icon": '../../../images/person.png', "Name": "Chris Ferguson", "Country": "Canada", "Title": "Sales Representative", "HireDate": "2009-05-03 00:00:00", "BirthDate": "1967-09-19 00:00:00" },
                        { "EmployeeID": 14, "icon": '../../../images/person.png', "Name": "Antoni Brooke", "Country": "USA", "Title": "Sales Representative", "HireDate": "2010-05-03 00:00:00", "BirthDate": "1985-09-19 00:00:00" },
                    ]
                }
            ];
            
            // prepare the data
            this.source = {
                dataType: "json",
                dataFields: [
                    { name: 'EmployeeID', type: 'number' },
                    { name: 'Name', type: 'string' },
                    { name: 'Country', type: 'string' },
                    { name: 'City', type: 'string' },
                    { name: 'Address', type: 'string' },
                    { name: 'Title', type: 'string' },
                    { name: 'icon', type: 'string' },
                    { name: 'HireDate', type: 'date' },
                    { name: 'children', type: 'array' },
                    { name: 'expanded', type: 'bool' },
                    { name: 'BirthDate', type: 'date' }
                ],
                hierarchy:
                {
                    root: 'children'
                },
                id: 'EmployeeID',
                localData: employees
            };
        },
        methods: {
            ready: function () {
                this.$refs.myTreeGrid.expandRow(2);
            }
        }
    }
</script>

<style>
    .jqx-tree-grid-icon, .jqx-tree-grid-icon-size {
        width: 16px;
        height: 16px;
    }
</style>
