<template>
  <ak-grid k-data-source.bind="datasource">
            <ak-col repeat.for="col of columnsMetadata"  k-title="${col.title}" k-field="${col.field}" >
                <ak-template>
                    ${$this[col.field]}
                </ak-template>

                <ak-template for="groupFooterTemplate">
                    (1) ${$this["sum"]} | (2) ${$this.UnitPrice.sum}
                </ak-template>
                <ak-template for="footerTemplate">
                     (1) ${$this["sum"]} | (2) ${$this.sum}
                </ak-template>

            </ak-col>
        </ak-grid>
</template>