// Copyright (C) The Arvados Authors. All rights reserved.
//
// SPDX-License-Identifier: AGPL-3.0

import * as React from "react";
import { mount, configure } from "enzyme";
import { TableHead, TableCell, Typography, TableBody, Button, TableSortLabel } from "@material-ui/core";
import * as Adapter from "enzyme-adapter-react-16";
import DataTable, { DataColumns } from "./data-table";
import DataTableFilters from "../data-table-filters/data-table-filters";

configure({ adapter: new Adapter() });

describe("<DataTable />", () => {
    it("shows only selected columns", () => {
        const columns: DataColumns<string> = [
            {
                name: "Column 1",
                render: () => <span />,
                selected: true
            },
            {
                name: "Column 2",
                render: () => <span />,
                selected: true
            },
            {
                name: "Column 3",
                render: () => <span />,
                selected: false
            }
        ];
        const dataTable = mount(<DataTable
            columns={columns}
            items={["item 1"]}
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()} />);
        expect(dataTable.find(TableHead).find(TableCell)).toHaveLength(2);
    });

    it("renders column name", () => {
        const columns: DataColumns<string> = [
            {
                name: "Column 1",
                render: () => <span />,
                selected: true
            }
        ];
        const dataTable = mount(<DataTable
            columns={columns}
            items={["item 1"]}
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()} />);
        expect(dataTable.find(TableHead).find(TableCell).text()).toBe("Column 1");
    });

    it("uses renderHeader instead of name prop", () => {
        const columns: DataColumns<string> = [
            {
                name: "Column 1",
                renderHeader: () => <span>Column Header</span>,
                render: () => <span />,
                selected: true
            }
        ];
        const dataTable = mount(<DataTable
            columns={columns}
            items={["item 1"]}
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()} />);
        expect(dataTable.find(TableHead).find(TableCell).text()).toBe("Column Header");
    });

    it("passes column key prop to corresponding cells", () => {
        const columns: DataColumns<string> = [
            {
                name: "Column 1",
                key: "column-1-key",
                render: () => <span />,
                selected: true
            }
        ];
        const dataTable = mount(<DataTable
            columns={columns}
            items={["item 1"]}
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()} />);
        expect(dataTable.find(TableHead).find(TableCell).key()).toBe("column-1-key");
        expect(dataTable.find(TableBody).find(TableCell).key()).toBe("column-1-key");
    });

    it("shows information that items array is empty", () => {
        const columns: DataColumns<string> = [
            {
                name: "Column 1",
                render: () => <span />,
                selected: true
            }
        ];
        const dataTable = mount(<DataTable
            columns={columns}
            items={[]}
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()} />);
        expect(dataTable.find(Typography).text()).toBe("No items");
    });

    it("renders items", () => {
        const columns: DataColumns<string> = [
            {
                name: "Column 1",
                render: (item) => <Typography>{item}</Typography>,
                selected: true
            },
            {
                name: "Column 2",
                render: (item) => <Button>{item}</Button>,
                selected: true
            }
        ];
        const dataTable = mount(<DataTable 
            columns={columns} 
            items={["item 1"]}
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()} />);
        expect(dataTable.find(TableBody).find(Typography).text()).toBe("item 1");
        expect(dataTable.find(TableBody).find(Button).text()).toBe("item 1");
    });

    it("passes sorting props to <TableSortLabel />", () => {
        const columns: DataColumns<string> = [{
            name: "Column 1",
            sortDirection: "asc",
            selected: true,
            render: (item) => <Typography>{item}</Typography>
        }];
        const onSortToggle = jest.fn();
        const dataTable = mount(<DataTable 
            columns={columns} 
            items={["item 1"]} 
            onFiltersChange={jest.fn()}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={onSortToggle}/>);
        expect(dataTable.find(TableSortLabel).prop("active")).toBeTruthy();
        dataTable.find(TableSortLabel).at(0).simulate("click");
        expect(onSortToggle).toHaveBeenCalledWith(columns[0]);
    });

    it("passes filter props to <DataTableFilter />", () => {
        const columns: DataColumns<string> = [{
            name: "Column 1",
            sortDirection: "asc",
            selected: true,
            filters: [{name: "Filter 1", selected: true}],
            render: (item) => <Typography>{item}</Typography>
        }];
        const onFiltersChange = jest.fn();
        const dataTable = mount(<DataTable 
            columns={columns} 
            items={["item 1"]} 
            onFiltersChange={onFiltersChange}
            onRowClick={jest.fn()}
            onRowContextMenu={jest.fn()}
            onSortToggle={jest.fn()}/>);
        expect(dataTable.find(DataTableFilters).prop("filters")).toBe(columns[0].filters);
        dataTable.find(DataTableFilters).prop("onChange")([]);
        expect(onFiltersChange).toHaveBeenCalledWith([], columns[0]);
    });


});