import { describe, test, expect, afterEach, vi } from "vitest";
import { enableAutoUnmount, mount } from "@vue/test-utils";
import { setTimeout } from "timers/promises";
import { nextTick } from "vue";

import OTooltip from "@/components/tooltip/Tooltip.vue";

describe("OTooltip tests", () => {
    enableAutoUnmount(afterEach);

    test("render correctly", () => {
        const wrapper = mount(OTooltip);
        expect(!!wrapper.vm).toBeTruthy();
        expect(wrapper.exists()).toBeTruthy();
        expect(wrapper.attributes("data-oruga")).toBe("tooltip");
        expect(wrapper.html()).toMatchSnapshot();
    });

    test("reset window events before destroy", async () => {
        window.removeEventListener = vi.fn();

        const wrapper = mount(OTooltip, { props: { active: true } });
        await setTimeout(); // await event handler get set

        wrapper.unmount();

        // remove click outside listener
        expect(window.removeEventListener).toBeCalledWith(
            "click",
            expect.any(Function),
            expect.any(Object),
        );
    });

    describe("test trigger", () => {
        test("render default trigger slot correctly", () => {
            const triggerHTML = '<button class="trigger">trigger</button>';
            const wrapper = mount(OTooltip, {
                slots: { default: triggerHTML },
            });
            const trigger = wrapper.find(".trigger");
            expect(trigger.html()).toBe(triggerHTML);
            expect(trigger.text()).toBe("trigger");
        });

        test("has configurable trigger tag", () => {
            const wrapper = mount(OTooltip, {
                props: { triggerTag: "a" },
            });
            expect(wrapper.find("a.o-tooltip__trigger").exists()).toBeTruthy();
        });

        test("react accordingly when has hover trigger", async () => {
            const wrapper = mount(OTooltip, {
                slots: { default: "trigger" },
                attachTo: document.body,
            });

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on click
            await trigger.trigger("click");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on right click
            await trigger.trigger("contextmenu");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on focus
            await trigger.trigger("focus");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check DO open on hover
            await trigger.trigger("mouseenter");
            await setTimeout(); // await async event is processed

            expect(content.isVisible()).toBeTruthy();
            expect(wrapper.emitted("open")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeTruthy();
        });

        test("react accordingly when mouse over without trigger", async () => {
            const wrapper = mount(OTooltip, {
                props: { openOnHover: false },
                slots: { default: "trigger" },
                attachTo: document.body,
            });

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeFalsy();

            await trigger.trigger("mouseenter");
            await setTimeout(); // await async event is processed

            expect(content.isVisible()).toBeFalsy();
            expect(wrapper.emitted("open")).toBeUndefined();
            expect(wrapper.emitted("update:active")).toBeUndefined();
        });

        test("react accordingly when has click trigger", async () => {
            const wrapper = mount(OTooltip, {
                props: { openOnClick: true },
                slots: { default: "trigger" },
                attachTo: document.body,
            });

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on hover
            await trigger.trigger("mouseenter");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on focus
            await trigger.trigger("focus");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on right click
            await trigger.trigger("contextmenu");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check DO open on click
            await trigger.trigger("click");
            await setTimeout(); // await async event is processed

            expect(content.isVisible()).toBeTruthy();
            expect(wrapper.emitted("open")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeTruthy();
        });

        test("react accordingly when clicking trigger with disabled", async () => {
            const wrapper = mount(OTooltip, {
                props: { disabled: true },
                slots: { default: "trigger" },
                attachTo: document.body,
            });

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeFalsy();

            await trigger.trigger("click");
            await setTimeout(); // await async event is processed

            expect(content.isVisible()).toBeFalsy();
            expect(wrapper.emitted("open")).toBeUndefined();
            expect(wrapper.emitted("update:active")).toBeUndefined();
        });

        test("react accordingly when has contextcontent trigger", async () => {
            const wrapper = mount(OTooltip, {
                props: { openOnContextmenu: true },
                slots: { default: "trigger" },
                attachTo: document.body,
            });

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on hover
            await trigger.trigger("mouseenter");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on focus
            await trigger.trigger("focus");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on click
            await trigger.trigger("click");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check DO open on right click
            await trigger.trigger("contextmenu");
            await setTimeout(); // await async event is processed

            expect(content.isVisible()).toBeTruthy();
            expect(wrapper.emitted("open")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeTruthy();
        });

        test("react accordingly when has focus trigger", async () => {
            const wrapper = mount(OTooltip, {
                props: { openOnFocus: true },
                slots: { default: "trigger" },
                attachTo: document.body,
            });

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on right click
            await trigger.trigger("contextmenu");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check do NOT open on click
            await trigger.trigger("click");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            // check DO open on focus
            await trigger.trigger("focus");
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeTruthy();
            expect(wrapper.emitted("open")).toHaveLength(1);

            // check Do also open on hover when focus
            await trigger.trigger("mouseenter");
            await setTimeout(); // await async event is processed

            expect(content.isVisible()).toBeTruthy();
            expect(wrapper.emitted("open")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeTruthy();
        });

        test("react accordingly when has close on hover leave", async () => {
            const wrapper = mount(OTooltip, {
                props: { active: true, closeable: true },
                attachTo: document.body,
            });
            await setTimeout(); // await event handler get set

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeTruthy();

            // check Do close on hover out
            await trigger.trigger("mouseleave");
            expect(content.isVisible()).toBeFalsy();
            expect(wrapper.emitted("close")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeFalsy();
        });

        test("react accordingly when has close on escape", async () => {
            const wrapper = mount(OTooltip, {
                props: { active: true, closeOnEscape: true },
                attachTo: document.body,
            });
            await setTimeout(); // await event handler get set

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeTruthy();

            // check Do close on click escape
            await trigger.trigger("keyup", { key: "Esc" });
            await setTimeout(); // await async event is processed
            expect(content.isVisible()).toBeFalsy();

            expect(wrapper.emitted("close")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeFalsy();
        });

        test("react accordingly when has close on outside", async () => {
            const wrapper = mount(OTooltip, {
                props: { active: true, closeOnOutside: true },
                attachTo: document.body,
            });
            await setTimeout(); // await event handler get set

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeTruthy();

            // check Do close on click outside
            window.dispatchEvent(new Event("click"));
            await nextTick(); // await dom update

            expect(content.isVisible()).toBeFalsy();
            expect(wrapper.emitted("close")).toHaveLength(1);
            const activeEmits = wrapper.emitted("update:active");
            expect(activeEmits).toHaveLength(1);
            expect(activeEmits?.[0][0]).toBeFalsy();
        });

        test("react accordingly when clicking outside with closeable false", async () => {
            const wrapper = mount(OTooltip, {
                props: { active: true, closeOnOutside: false },
                attachTo: document.body,
            });
            await setTimeout(); // await event handler get set

            const trigger = wrapper.find(".o-tooltip__trigger");
            expect(trigger.exists()).toBeTruthy();

            const content = wrapper.find(".o-tooltip__content");
            expect(content.exists()).toBeTruthy();
            expect(content.isVisible()).toBeTruthy();

            // click outside
            window.dispatchEvent(new Event("click"));
            await nextTick(); // await dom update

            expect(content.isVisible()).toBeTruthy();
            expect(wrapper.emitted("close")).toBeUndefined();
            expect(wrapper.emitted("update:active")).toBeUndefined();
        });
    });

    describe("test teleport", () => {
        test("react accordingly when using teleport to body", () => {
            const wrapper = mount(OTooltip, {
                props: { teleport: true },
            });

            expect(wrapper.find(".o-tooltip__content").exists()).toBeFalsy();

            const content =
                document.getElementsByClassName("o-tooltip__content");
            expect(content.length).toBe(1);
            const teleportWrapper = document.getElementsByClassName(
                "o-tooltip--teleport",
            );
            expect(teleportWrapper.length).toBe(1);
        });

        test("react accordingly when using teleport with element", () => {
            const wrapperDiv = document.createElement("div");
            const wrapperClass = "test-teleport-wrapper";
            wrapperDiv.className = wrapperClass;
            document.body.appendChild(wrapperDiv);

            const wrapper = mount(OTooltip, {
                props: { teleport: wrapperDiv },
            });

            expect(wrapper.find(".o-tooltip__content").exists()).toBeFalsy();

            const content =
                document.getElementsByClassName("o-tooltip__content");
            expect(content.length).toBe(1);
            const teleportWrapper = document.getElementsByClassName(
                "o-tooltip--teleport",
            );
            expect(teleportWrapper.length).toBe(1);
        });
    });
});