/*
Copyright 2023 The Matrix.org Foundation C.I.C.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

import type { Locator } from "@playwright/test";
import { test, expect } from "../../element-web-test";
import { Bot } from "../../pages/bot";

const room1Name = "Room 1";
const room2Name = "Room 2";
const unknownRoomAlias = "#unknownroom:example.com";
const permalinkPrefix = "https://matrix.to/#/";

const getPill = (locator: Locator, label: string) => {
    return locator.locator(".mx_Pill_text", { hasText: new RegExp("^" + label + "$", "g") });
};

test.describe("permalinks", () => {
    test.use({
        displayName: "Alice",
    });

    test("shoud render permalinks as expected", async ({ page, app, user, homeserver }) => {
        const bob = new Bot(page, homeserver, { displayName: "Bob" });
        const charlotte = new Bot(page, homeserver, { displayName: "Charlotte" });
        await bob.prepareClient();
        await charlotte.prepareClient();

        // We don't use a bot for danielle as we want a stable MXID.
        const danielleId = "@danielle:localhost";

        const room1Id = await app.client.createRoom({ name: room1Name });
        const room2Id = await app.client.createRoom({ name: room2Name });

        await app.viewRoomByName(room1Name);

        await app.client.inviteUser(room1Id, bob.credentials.userId);
        await app.client.inviteUser(room2Id, charlotte.credentials.userId);

        await app.client.sendMessage(room1Id, "At room mention: @room");

        await app.client.sendMessage(room1Id, `Permalink to Room 2: ${permalinkPrefix}${room2Id}`);
        await app.client.sendMessage(
            room1Id,
            `Permalink to an unknown room alias: ${permalinkPrefix}${unknownRoomAlias}`,
        );

        const event1Response = await bob.sendMessage(room1Id, "Hello");
        await app.client.sendMessage(
            room1Id,
            `Permalink to a message in the same room: ${permalinkPrefix}${room1Id}/${event1Response.event_id}`,
        );

        const event2Response = await charlotte.sendMessage(room2Id, "Hello");
        await app.client.sendMessage(
            room1Id,
            `Permalink to a message in another room: ${permalinkPrefix}${room2Id}/${event2Response.event_id}`,
        );

        await app.client.sendMessage(room1Id, `Permalink to an unknown message: ${permalinkPrefix}${room1Id}/$abc123`);

        await app.client.sendMessage(
            room1Id,
            `Permalink to a user in the room: ${permalinkPrefix}${bob.credentials.userId}`,
        );
        await app.client.sendMessage(
            room1Id,
            `Permalink to a user in another room: ${permalinkPrefix}${charlotte.credentials.userId}`,
        );
        await app.client.sendMessage(
            room1Id,
            `Permalink to a user with whom alice doesn't share a room: ${permalinkPrefix}${danielleId}`,
        );

        const timeline = page.locator(".mx_RoomView_timeline");
        getPill(timeline, "@room");

        getPill(timeline, room2Name);
        getPill(timeline, unknownRoomAlias);

        getPill(timeline, "Message from Bob");
        getPill(timeline, `Message in ${room2Name}`);
        getPill(timeline, "Message");

        getPill(timeline, "Bob");
        getPill(timeline, "Charlotte");
        // This is the permalink to Danielle's profile. It should only display the MXID
        // because the profile is unknown (not sharing any room with Danielle).
        getPill(timeline, danielleId);

        await expect(timeline).toMatchScreenshot("permalink-rendering.png", {
            mask: [
                // Exclude timestamps from the snapshot, for consistency.
                page.locator(".mx_MessageTimestamp"),
            ],
        });
    });
});
