/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.fenix.ui

import mozilla.components.browser.state.store.BrowserStore
import mozilla.components.concept.engine.mediasession.MediaSession
import okhttp3.mockwebserver.MockWebServer
import org.junit.After
import org.junit.Before
import org.junit.Ignore
import org.junit.Rule
import org.junit.Test
import org.mozilla.fenix.ext.components
import org.mozilla.fenix.helpers.AndroidAssetDispatcher
import org.mozilla.fenix.helpers.HomeActivityTestRule
import org.mozilla.fenix.helpers.TestAssetHelper
import org.mozilla.fenix.ui.robots.browserScreen
import org.mozilla.fenix.ui.robots.homeScreen
import org.mozilla.fenix.ui.robots.mDevice
import org.mozilla.fenix.ui.robots.navigationToolbar
import org.mozilla.fenix.ui.robots.notificationShade

/**
 *  Tests for verifying basic functionality of media notifications:
 *  - video and audio playback system notifications appear and can pause/play the media content
 *  - a media notification icon is displayed on the homescreen for the tab playing media content
 *  Note: this test only verifies media notifications, not media itself
 */
class MediaNotificationTest {
    /* ktlint-disable no-blank-line-before-rbrace */ // This imposes unreadable grouping.

    private lateinit var mockWebServer: MockWebServer

    @get:Rule
    val activityTestRule = HomeActivityTestRule()
    private lateinit var browserStore: BrowserStore

    @Before
    fun setUp() {
        // Initializing this as part of class construction, below the rule would throw a NPE
        // So we are initializing this here instead of in all tests.
        browserStore = activityTestRule.activity.components.core.store

        mockWebServer = MockWebServer().apply {
            dispatcher = AndroidAssetDispatcher()
            start()
        }
    }

    @After
    fun tearDown() {
        mockWebServer.shutdown()
    }

    @Ignore("Still failing, due to https://github.com/mozilla-mobile/android-components/issues/9748")
    @Test
    fun videoPlaybackSystemNotificationTest() {
        val videoTestPage = TestAssetHelper.getVideoPageAsset(mockWebServer)

        navigationToolbar {
        }.enterURLAndEnterToBrowser(videoTestPage.url) {
            mDevice.waitForIdle()
            clickMediaPlayerPlayButton()
            assertPlaybackState(browserStore, MediaSession.PlaybackState.PLAYING)
        }.openNotificationShade {
            verifySystemNotificationExists(videoTestPage.title)
            clickMediaSystemNotificationControlButton("Pause")
            verifyMediaSystemNotificationButtonState("Play")
        }

        mDevice.pressBack()

        browserScreen {
            assertPlaybackState(browserStore, MediaSession.PlaybackState.PAUSED)
        }.openTabDrawer {
            closeTab()
        }

        mDevice.openNotification()

        notificationShade {
            verifySystemNotificationGone(videoTestPage.title)
        }

        // close notification shade before the next test
        mDevice.pressBack()
    }

    @Test
    fun mediaSystemNotificationInPrivateModeTest() {
        val audioTestPage = TestAssetHelper.getAudioPageAsset(mockWebServer)

        homeScreen { }.togglePrivateBrowsingMode()

        navigationToolbar {
        }.enterURLAndEnterToBrowser(audioTestPage.url) {
            mDevice.waitForIdle()
            clickMediaPlayerPlayButton()
            assertPlaybackState(browserStore, MediaSession.PlaybackState.PLAYING)
        }.openNotificationShade {
            verifySystemNotificationExists("A site is playing media")
            clickMediaSystemNotificationControlButton("Pause")
            verifyMediaSystemNotificationButtonState("Play")
        }

        mDevice.pressBack()

        browserScreen {
            assertPlaybackState(browserStore, MediaSession.PlaybackState.PAUSED)
        }.openTabDrawer {
            closeTab()
            verifySnackBarText("Private tab closed")
        }

        mDevice.openNotification()

        notificationShade {
            verifySystemNotificationGone("A site is playing media")
        }

        // close notification shade before and go back to regular mode before the next test
        mDevice.pressBack()
        homeScreen { }.togglePrivateBrowsingMode()
    }
}