/*
Copyright 2024 New Vector Ltd.
Copyright 2021 The Matrix.org Foundation C.I.C.

SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/

import React from "react";
import { fireEvent, render, RenderResult } from "@testing-library/react";

import StyledRadioGroup from "../../../../src/components/views/elements/StyledRadioGroup";

describe("<StyledRadioGroup />", () => {
    const optionA = {
        value: "Anteater",
        label: <span>Anteater label</span>,
        description: "anteater description",
        className: "a-class",
    };
    const optionB = {
        value: "Badger",
        label: <span>Badger label</span>,
    };
    const optionC = {
        value: "Canary",
        label: <span>Canary label</span>,
        description: <span>Canary description</span>,
    };
    const defaultDefinitions = [optionA, optionB, optionC];
    const defaultProps = {
        name: "test",
        className: "test-class",
        definitions: defaultDefinitions,
        onChange: jest.fn(),
    };
    const getComponent = (props = {}) => render(<StyledRadioGroup {...defaultProps} {...props} />);

    const getInputByValue = (component: RenderResult, value: string) =>
        component.container.querySelector<HTMLInputElement>(`input[value="${value}"]`);
    const getCheckedInput = (component: RenderResult) =>
        component.container.querySelector<HTMLInputElement>("input[checked]");

    it("renders radios correctly when no value is provided", () => {
        const component = getComponent();

        expect(component.asFragment()).toMatchSnapshot();
        expect(getCheckedInput(component)).toBeFalsy();
    });

    it("selects correct button when value is provided", () => {
        const component = getComponent({
            value: optionC.value,
        });

        expect(getCheckedInput(component)?.value).toEqual(optionC.value);
    });

    it("selects correct buttons when definitions have checked prop", () => {
        const definitions = [{ ...optionA, checked: true }, optionB, { ...optionC, checked: false }];
        const component = getComponent({
            value: optionC.value,
            definitions,
        });

        expect(getInputByValue(component, optionA.value)).toBeChecked();
        expect(getInputByValue(component, optionB.value)).not.toBeChecked();
        // optionC.checked = false overrides value matching
        expect(getInputByValue(component, optionC.value)).not.toBeChecked();
    });

    it("disables individual buttons based on definition.disabled", () => {
        const definitions = [optionA, { ...optionB, disabled: true }, { ...optionC, disabled: true }];
        const component = getComponent({ definitions });
        expect(getInputByValue(component, optionA.value)).not.toBeDisabled();
        expect(getInputByValue(component, optionB.value)).toBeDisabled();
        expect(getInputByValue(component, optionC.value)).toBeDisabled();
    });

    it("disables all buttons with disabled prop", () => {
        const component = getComponent({ disabled: true });
        expect(getInputByValue(component, optionA.value)).toBeDisabled();
        expect(getInputByValue(component, optionB.value)).toBeDisabled();
        expect(getInputByValue(component, optionC.value)).toBeDisabled();
    });

    it("calls onChange on click", () => {
        const onChange = jest.fn();
        const component = getComponent({
            value: optionC.value,
            onChange,
        });

        fireEvent.click(getInputByValue(component, optionB.value)!);

        expect(onChange).toHaveBeenCalledWith(optionB.value);
    });
});