package world.bentobox.bentobox.api.commands.island.team;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.util.Collections;
import java.util.HashMap;
import java.util.UUID;

import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.plugin.PluginManager;
import org.bukkit.scheduler.BukkitScheduler;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;

import world.bentobox.bentobox.BentoBox;
import world.bentobox.bentobox.Settings;
import world.bentobox.bentobox.TestWorldSettings;
import world.bentobox.bentobox.api.commands.island.team.Invite.Type;
import world.bentobox.bentobox.api.events.IslandBaseEvent;
import world.bentobox.bentobox.api.events.team.TeamEvent;
import world.bentobox.bentobox.api.events.team.TeamEvent.TeamEventBuilder;
import world.bentobox.bentobox.api.user.User;
import world.bentobox.bentobox.database.objects.Island;
import world.bentobox.bentobox.managers.CommandsManager;
import world.bentobox.bentobox.managers.IslandWorldManager;
import world.bentobox.bentobox.managers.IslandsManager;
import world.bentobox.bentobox.managers.LocalesManager;
import world.bentobox.bentobox.managers.PlayersManager;
import world.bentobox.bentobox.managers.RanksManager;

/**
 * @author tastybento
 *
 */
@RunWith(PowerMockRunner.class)
@PrepareForTest({ Bukkit.class, BentoBox.class, User.class, TeamEvent.class })
public class IslandTeamInviteAcceptCommandTest {

    @Mock
    private IslandTeamCommand itc;
    private UUID uuid;
    @Mock
    private User user;
    @Mock
    private IslandsManager im;
    @Mock
    private PlayersManager pm;
    private UUID notUUID;
    @Mock
    private Settings s;
    @Mock
    private Island island;
    @Mock
    private IslandTeamInviteAcceptCommand c;
    @Mock
    private PluginManager pim;
    @Mock
    private Invite invite;

    /**
     */
    @Before
    public void setUp() throws Exception {
        // Set up plugin
        BentoBox plugin = mock(BentoBox.class);
        Whitebox.setInternalState(BentoBox.class, "instance", plugin);

        // Command manager
        CommandsManager cm = mock(CommandsManager.class);
        when(plugin.getCommandsManager()).thenReturn(cm);

        // Settings
        when(plugin.getSettings()).thenReturn(s);

        // Player
        Player p = mock(Player.class);
        // Sometimes use Mockito.withSettings().verboseLogging()
        when(user.isOp()).thenReturn(false);
        uuid = UUID.randomUUID();
        notUUID = UUID.randomUUID();
        while (notUUID.equals(uuid)) {
            notUUID = UUID.randomUUID();
        }
        when(user.getUniqueId()).thenReturn(uuid);
        when(user.getPlayer()).thenReturn(p);
        when(user.getName()).thenReturn("tastybento");
        User.setPlugin(plugin);

        // Parent command has no aliases
        when(itc.getSubCommandAliases()).thenReturn(new HashMap<>());
        when(itc.getPermissionPrefix()).thenReturn("bskyblock.");
        when(itc.getInvite(any())).thenReturn(invite);
        when(itc.getInviter(any())).thenReturn(notUUID);

        // Player has island to begin with
        when(im.hasIsland(any(), any(UUID.class))).thenReturn(true);
        when(im.inTeam(any(), any(UUID.class))).thenReturn(true);
        // when(im.isOwner(any(), any())).thenReturn(true);
        // when(im.getOwner(any(), any())).thenReturn(uuid);
        when(im.getIsland(any(), any(UUID.class))).thenReturn(island);
        // Island
        when(island.getRank(any(User.class))).thenReturn(RanksManager.OWNER_RANK);
        when(island.getRank(any(UUID.class))).thenReturn(RanksManager.OWNER_RANK);
        when(island.getRankCommand(anyString())).thenReturn(RanksManager.OWNER_RANK);
        when(im.getIsland(any(), any(User.class))).thenReturn(island);
        when(plugin.getIslands()).thenReturn(im);

        // Has team
        when(im.inTeam(any(), eq(uuid))).thenReturn(true);

        // Player Manager
        when(plugin.getPlayers()).thenReturn(pm);

        // Server & Scheduler
        BukkitScheduler sch = mock(BukkitScheduler.class);
        PowerMockito.mockStatic(Bukkit.class);
        when(Bukkit.getScheduler()).thenReturn(sch);
        when(Bukkit.getPluginManager()).thenReturn(pim);

        // Locales
        LocalesManager lm = mock(LocalesManager.class);
        when(lm.get(any(), any())).thenReturn("mock translation");
        when(plugin.getLocalesManager()).thenReturn(lm);
        when(user.getTranslation(anyString())).thenReturn("mock translation2");

        // IWM friendly name
        IslandWorldManager iwm = mock(IslandWorldManager.class);
        when(iwm.getFriendlyName(any())).thenReturn("BSkyBlock");
        TestWorldSettings worldSettings = new TestWorldSettings();
        when(iwm.getWorldSettings(any())).thenReturn(worldSettings);
        when(plugin.getIWM()).thenReturn(iwm);

        // Invite
        when(invite.getType()).thenReturn(Invite.Type.TEAM);

        // Team invite accept command
        c = new IslandTeamInviteAcceptCommand(itc);
    }

    /**
     */
    @After
    public void tearDown() throws Exception {
        User.clearUsers();
    }

    /**
     * Test method for
     * {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#IslandTeamInviteAcceptCommand(world.bentobox.bentobox.api.commands.island.team.IslandTeamCommand)}.
     */
    @Test
    public void testIslandTeamInviteAcceptCommand() {
        assertEquals("accept", c.getLabel());
    }

    /**
     * Test method for
     * {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#setup()}.
     */
    @Test
    public void testSetup() {
        // TODO: test permission inheritance?
        assertTrue(c.isOnlyPlayer());
        assertEquals("commands.island.team.invite.accept.description", c.getDescription());
    }

    /**
     * Test method for
     * {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteNoInvite() {
        assertFalse(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user).sendMessage("commands.island.team.invite.errors.none-invited-you");
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteInTeam() {
        when(itc.isInvited(any())).thenReturn(true);
        assertFalse(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteInvalidInvite() {
        when(itc.isInvited(any())).thenReturn(true);
        when(im.inTeam(any(), any())).thenReturn(false);
        when(island.getRank(any(UUID.class))).thenReturn(RanksManager.VISITOR_RANK);
        assertFalse(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user).sendMessage("commands.island.team.invite.errors.invalid-invite");
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteSubOwnerRankInvite() {
        when(itc.isInvited(any())).thenReturn(true);
        when(im.inTeam(any(), any())).thenReturn(false);
        when(island.getRank(any(UUID.class))).thenReturn(RanksManager.SUB_OWNER_RANK);
        when(island.getRankCommand(anyString())).thenReturn(RanksManager.SUB_OWNER_RANK);
        assertTrue(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user, never()).sendMessage("commands.island.team.invite.errors.invalid-invite");
        verify(pim).callEvent(any());
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteInvalidInviteNull() {
        when(itc.getInviter(any())).thenReturn(null);
        when(itc.isInvited(any())).thenReturn(true);
        assertFalse(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user).sendMessage("commands.island.team.invite.errors.invalid-invite");
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteOkay() {
        when(itc.isInvited(any())).thenReturn(true);
        when(itc.getInviter(any())).thenReturn(notUUID);
        when(itc.getInvite(any())).thenReturn(invite);
        when(im.inTeam(any(), any())).thenReturn(false);
        assertTrue(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user, never()).sendMessage("commands.island.team.invite.errors.invalid-invite");
        verify(pim).callEvent(any());
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteOkayTrust() {
        when(itc.isInvited(any())).thenReturn(true);
        when(itc.getInviter(any())).thenReturn(notUUID);
        when(itc.getInvite(any())).thenReturn(invite);
        when(invite.getType()).thenReturn(Type.TRUST);
        when(im.inTeam(any(), any())).thenReturn(false);
        assertTrue(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user, never()).sendMessage("commands.island.team.invite.errors.invalid-invite");
        // No event
        verify(pim, never()).callEvent(any());
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteOkayCoop() {
        when(itc.isInvited(any())).thenReturn(true);
        when(itc.getInviter(any())).thenReturn(notUUID);
        when(itc.getInvite(any())).thenReturn(invite);
        when(invite.getType()).thenReturn(Invite.Type.COOP);
        when(im.inTeam(any(), any())).thenReturn(false);
        assertTrue(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user, never()).sendMessage("commands.island.team.invite.errors.invalid-invite");
        // No event
        verify(pim, never()).callEvent(any());
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteEventBlocked() {
        when(itc.isInvited(any())).thenReturn(true);
        when(itc.getInviter(any())).thenReturn(notUUID);
        when(itc.getInvite(any())).thenReturn(invite);
        when(im.inTeam(any(), any())).thenReturn(false);
        when(im.hasIsland(any(), any(UUID.class))).thenReturn(true);
        // Block event
        PowerMockito.mockStatic(TeamEvent.class);
        TeamEventBuilder teb = mock(TeamEventBuilder.class);
        when(teb.island(any())).thenReturn(teb);
        when(teb.involvedPlayer(any())).thenReturn(teb);
        when(teb.reason(any())).thenReturn(teb);
        IslandBaseEvent ibe = mock(IslandBaseEvent.class);
        when(ibe.isCancelled()).thenReturn(true);
        when(teb.build()).thenReturn(ibe);
        when(TeamEvent.builder()).thenReturn(teb);
        assertFalse(c.canExecute(user, "accept", Collections.emptyList()));
        verify(user, never()).sendMessage("commands.island.team.invite.errors.you-already-are-in-team");
        verify(user, never()).sendMessage("commands.island.team.invite.errors.invalid-invite");
    }

    /**
     * Test method for
     * {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#execute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testExecuteUserStringListOfString() {
        // Team
        assertTrue(c.execute(user, "accept", Collections.emptyList()));
        verify(user).getTranslation("commands.island.team.invite.accept.confirmation");
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#execute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testExecuteUserStringListOfStringCoop() {
        // Coop
        when(invite.getType()).thenReturn(Invite.Type.COOP);
        assertTrue(c.execute(user, "accept", Collections.emptyList()));
        verify(user).sendMessage("commands.confirmation.confirm", "[seconds]", "0");
    }

    /**
     * Test method for {@link world.bentobox.bentobox.api.commands.island.team.IslandTeamInviteAcceptCommand#execute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testExecuteUserStringListOfStringTrust() {
        // Trust
        when(invite.getType()).thenReturn(Invite.Type.TRUST);
        assertTrue(c.execute(user, "accept", Collections.emptyList()));
        verify(user).sendMessage("commands.confirmation.confirm", "[seconds]", "0");
    }

}