/* 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.robots

import androidx.test.espresso.Espresso.onView
import androidx.test.espresso.assertion.ViewAssertions.matches
import androidx.test.espresso.matcher.ViewMatchers
import androidx.test.espresso.matcher.ViewMatchers.Visibility
import androidx.test.espresso.matcher.ViewMatchers.hasSibling
import androidx.test.espresso.matcher.ViewMatchers.isChecked
import androidx.test.espresso.matcher.ViewMatchers.isNotChecked
import androidx.test.espresso.matcher.ViewMatchers.withClassName
import androidx.test.espresso.matcher.ViewMatchers.withContentDescription
import androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility
import androidx.test.espresso.matcher.ViewMatchers.withId
import androidx.test.espresso.matcher.ViewMatchers.withText
import androidx.test.uiautomator.UiSelector
import org.hamcrest.CoreMatchers
import org.hamcrest.CoreMatchers.allOf
import org.hamcrest.Matchers
import org.junit.Assert.assertTrue
import org.mozilla.fenix.R
import org.mozilla.fenix.helpers.TestAssetHelper.waitingTimeShort
import org.mozilla.fenix.helpers.TestHelper
import org.mozilla.fenix.helpers.TestHelper.mDevice
import org.mozilla.fenix.helpers.click

/**
 * Implementation of Robot Pattern for the settings Homepage sub menu.
 */
class SettingsSubMenuHomepageRobot {

    fun verifyHomePageView(
        shortcutsSwitchEnabled: Boolean = true,
        sponsoredShortcutsCheckBox: Boolean = true,
        jumpBackInSwitchEnabled: Boolean = true,
        recentBookmarksSwitchEnabled: Boolean = true,
        recentlyVisitedSwitchEnabled: Boolean = true,
        pocketSwitchEnabled: Boolean = true,
        sponsoredStoriesCheckBox: Boolean = true,
    ) {
        assertShortcutsButton()
        assertShortcutsSwitchState(shortcutsSwitchEnabled)
        assertSponsoredShortcutsButton()
        assertSponsoredShortcutsCheckBox(sponsoredShortcutsCheckBox)
        assertJumpBackInButton()
        assertJumpBackInSwitchState(jumpBackInSwitchEnabled)
        assertRecentBookmarksButton()
        assertRecentBookmarksSwitchState(recentBookmarksSwitchEnabled)
        assertRecentlyVisitedButton()
        assertRecentlyVisitedSwitchState(recentlyVisitedSwitchEnabled)
        assertPocketButton()
        assertPocketSwitchState(pocketSwitchEnabled)
        assertSponsoredStoriesButton()
        assertSponsoredStoriesCheckBox(sponsoredStoriesCheckBox)
        assertOpeningScreenHeading()
        assertHomepageButton()
        assertLastTabButton()
        assertHomepageAfterFourHoursButton()
    }

    fun clickShortcutsButton() = shortcutsButton().click()

    fun clickSponsoredShortcuts() = sponsoredShortcutsButton().click()

    fun clickJumpBackInButton() = jumpBackInButton().click()

    fun clickRecentlyVisited() = recentlyVisitedButton().click()

    fun clickRecentBookmarksButton() = recentBookmarksButton().click()

    fun clickRecentSearchesButton() = recentlyVisitedButton().click()

    fun clickPocketButton() = pocketButton().click()

    fun clickStartOnHomepageButton() = homepageButton().click()

    fun clickStartOnLastTabButton() = lastTabButton().click()

    fun openWallpapersMenu() = wallpapersMenuButton.click()

    fun selectWallpaper(wallpaperName: String) =
        mDevice.findObject(UiSelector().description(wallpaperName)).click()

    fun verifySnackBarText(expectedText: String) =
        assertTrue(
            mDevice.findObject(
                UiSelector()
                    .textContains(expectedText),
            ).waitForExists(waitingTimeShort),
        )

    fun verifySponsoredShortcutsCheckBox(checked: Boolean) = assertSponsoredShortcutsCheckBox(checked)

    class Transition {

        fun goBack(interact: HomeScreenRobot.() -> Unit): HomeScreenRobot.Transition {
            goBackButton().click()

            HomeScreenRobot().interact()
            return HomeScreenRobot.Transition()
        }

        fun clickSnackBarViewButton(interact: HomeScreenRobot.() -> Unit): HomeScreenRobot.Transition {
            val snackBarButton = mDevice.findObject(UiSelector().text("VIEW"))
            snackBarButton.waitForExists(waitingTimeShort)
            snackBarButton.click()

            HomeScreenRobot().interact()
            return HomeScreenRobot.Transition()
        }
    }
}

private fun shortcutsButton() =
    onView(allOf(withText(R.string.top_sites_toggle_top_recent_sites_4)))

private fun sponsoredShortcutsButton() =
    onView(allOf(withText(R.string.customize_toggle_contile)))

private fun jumpBackInButton() =
    onView(allOf(withText(R.string.customize_toggle_jump_back_in)))

private fun recentBookmarksButton() =
    onView(allOf(withText(R.string.customize_toggle_recent_bookmarks)))

private fun recentlyVisitedButton() =
    onView(allOf(withText(R.string.customize_toggle_recently_visited)))

private fun pocketButton() =
    onView(allOf(withText(R.string.customize_toggle_pocket_2)))

private fun sponsoredStoriesButton() =
    onView(allOf(withText(R.string.customize_toggle_pocket_sponsored)))

private fun openingScreenHeading() = onView(withText(R.string.preferences_opening_screen))

private fun homepageButton() =
    onView(
        allOf(
            withId(R.id.title),
            withText(R.string.opening_screen_homepage),
            hasSibling(withId(R.id.radio_button)),
        ),
    )

private fun lastTabButton() =
    onView(
        allOf(
            withId(R.id.title),
            withText(R.string.opening_screen_last_tab),
            hasSibling(withId(R.id.radio_button)),
        ),
    )

private fun homepageAfterFourHoursButton() =
    onView(
        allOf(
            withId(R.id.title),
            withText(R.string.opening_screen_after_four_hours_of_inactivity),
            hasSibling(withId(R.id.radio_button)),
        ),
    )

private fun goBackButton() = onView(allOf(withContentDescription(R.string.action_bar_up_description)))

private fun assertShortcutsButton() =
    shortcutsButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertSponsoredShortcutsButton() =
    sponsoredShortcutsButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertJumpBackInButton() =
    jumpBackInButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertRecentBookmarksButton() =
    recentBookmarksButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertRecentlyVisitedButton() =
    recentlyVisitedButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertPocketButton() =
    pocketButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertSponsoredStoriesButton() =
    sponsoredStoriesButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertOpeningScreenHeading() =
    openingScreenHeading().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertHomepageButton() =
    homepageButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertLastTabButton() =
    lastTabButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
private fun assertHomepageAfterFourHoursButton() =
    homepageAfterFourHoursButton().check(matches(withEffectiveVisibility(Visibility.VISIBLE)))

fun assertShortcutsSwitchState(enabled: Boolean) {
    if (enabled) {
        shortcutsButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isChecked(),
                        ),
                    ),
                ),
            )
    } else {
        shortcutsButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isNotChecked(),
                        ),
                    ),
                ),
            )
    }
}

fun assertSponsoredShortcutsCheckBox(checked: Boolean) {
    if (checked) {
        sponsoredShortcutsButton()
            .check(
                matches(
                    hasSibling(
                        ViewMatchers.withChild(
                            allOf(
                                withClassName(CoreMatchers.endsWith("CheckBox")),
                                isChecked(),
                            ),
                        ),
                    ),
                ),
            )
    } else {
        sponsoredShortcutsButton()
            .check(
                matches(
                    hasSibling(
                        ViewMatchers.withChild(
                            allOf(
                                withClassName(CoreMatchers.endsWith("CheckBox")),
                                isNotChecked(),
                            ),
                        ),
                    ),
                ),
            )
    }
}

fun assertJumpBackInSwitchState(enabled: Boolean) {
    if (enabled) {
        jumpBackInButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isChecked(),
                        ),
                    ),
                ),
            )
    } else {
        jumpBackInButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isNotChecked(),
                        ),
                    ),
                ),
            )
    }
}

fun assertRecentBookmarksSwitchState(enabled: Boolean) {
    if (enabled) {
        recentBookmarksButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isChecked(),
                        ),
                    ),
                ),
            )
    } else {
        recentBookmarksButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isNotChecked(),
                        ),
                    ),
                ),
            )
    }
}

fun assertRecentlyVisitedSwitchState(enabled: Boolean) {
    if (enabled) {
        recentlyVisitedButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isChecked(),
                        ),
                    ),
                ),
            )
    } else {
        recentlyVisitedButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isNotChecked(),
                        ),
                    ),
                ),
            )
    }
}

fun assertPocketSwitchState(enabled: Boolean) {
    if (enabled) {
        pocketButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isChecked(),
                        ),
                    ),
                ),
            )
    } else {
        pocketButton()
            .check(
                matches(
                    TestHelper.hasCousin(
                        Matchers.allOf(
                            withClassName(Matchers.endsWith("Switch")),
                            isNotChecked(),
                        ),
                    ),
                ),
            )
    }
}

fun assertSponsoredStoriesCheckBox(checked: Boolean) {
    if (checked) {
        sponsoredStoriesButton()
            .check(
                matches(
                    hasSibling(
                        ViewMatchers.withChild(
                            allOf(
                                withClassName(CoreMatchers.endsWith("CheckBox")),
                                isChecked(),
                            ),
                        ),
                    ),
                ),
            )
    } else {
        sponsoredStoriesButton()
            .check(
                matches(
                    hasSibling(
                        ViewMatchers.withChild(
                            allOf(
                                withClassName(CoreMatchers.endsWith("CheckBox")),
                                isNotChecked(),
                            ),
                        ),
                    ),
                ),
            )
    }
}

private val wallpapersMenuButton = onView(withText("Wallpapers"))