package world.bentobox.level.commands.admin;

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.verify;
import static org.mockito.Mockito.when;

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

import org.bukkit.Bukkit;
import org.bukkit.Server;
import org.bukkit.World;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemFactory;
import org.bukkit.inventory.meta.ItemMeta;
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.api.addons.GameModeAddon;
import world.bentobox.bentobox.api.commands.CompositeCommand;
import world.bentobox.bentobox.api.localization.TextVariables;
import world.bentobox.bentobox.api.user.User;
import world.bentobox.bentobox.database.objects.Island;
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.level.Level;
import world.bentobox.level.LevelsManager;
import world.bentobox.level.commands.AdminTopRemoveCommand;
import world.bentobox.level.objects.TopTenData;

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

    @Mock
    private CompositeCommand ic;
    private UUID uuid;
    @Mock
    private User user;
    @Mock
    private IslandsManager im;
    @Mock
    private Island island;
    @Mock
    private Level addon;
    @Mock
    private World world;
    @Mock
    private IslandWorldManager iwm;
    @Mock
    private GameModeAddon gameModeAddon;
    @Mock
    private Player p;
    @Mock
    private LocalesManager lm;
    @Mock
    private PlayersManager pm;

    private AdminTopRemoveCommand atrc;
    @Mock
    private TopTenData ttd;
    @Mock
    private LevelsManager manager;
    @Mock
    private Server server;

    @Before
    public void setUp() {
        // Set up plugin
        BentoBox plugin = mock(BentoBox.class);
        Whitebox.setInternalState(BentoBox.class, "instance", plugin);
        User.setPlugin(plugin);
        // Addon
        when(ic.getAddon()).thenReturn(addon);
        when(ic.getPermissionPrefix()).thenReturn("bskyblock.");
        when(ic.getLabel()).thenReturn("island");
        when(ic.getTopLabel()).thenReturn("island");
        when(ic.getWorld()).thenReturn(world);
        when(ic.getTopLabel()).thenReturn("bsb");


        // IWM friendly name
        when(plugin.getIWM()).thenReturn(iwm);
        when(iwm.getFriendlyName(any())).thenReturn("BSkyBlock");

        // World
        when(world.toString()).thenReturn("world");
        when(world.getName()).thenReturn("BSkyBlock_world");


        // Player manager
        when(plugin.getPlayers()).thenReturn(pm);
        when(pm.getUser(anyString())).thenReturn(user);
        // topTen
        when(addon.getManager()).thenReturn(manager);
        // User
        uuid = UUID.randomUUID();
        when(user.getUniqueId()).thenReturn(uuid);
        when(user.getTranslation(any())).thenAnswer(invocation -> invocation.getArgument(0, String.class));

        // Bukkit
        PowerMockito.mockStatic(Bukkit.class);
        when(Bukkit.getServer()).thenReturn(server);
        // Mock item factory (for itemstacks)
        ItemFactory itemFactory = mock(ItemFactory.class);
        ItemMeta itemMeta = mock(ItemMeta.class);
        when(itemFactory.getItemMeta(any())).thenReturn(itemMeta);
        when(server.getItemFactory()).thenReturn(itemFactory);
        when(Bukkit.getItemFactory()).thenReturn(itemFactory);


        atrc = new AdminTopRemoveCommand(addon, ic);
    }

    @After
    public void tearDown() {
        User.clearUsers();
    }

    /**
     * Test method for {@link world.bentobox.level.commands.admin.AdminTopRemoveCommand#AdminTopRemoveCommand(world.bentobox.level.Level, world.bentobox.bentobox.api.commands.CompositeCommand)}.
     */
    @Test
    public void testAdminTopRemoveCommand() {
        assertEquals("remove", atrc.getLabel());
        assertEquals("delete", atrc.getAliases().get(0));
    }

    /**
     * Test method for {@link world.bentobox.level.commands.admin.AdminTopRemoveCommand#setup()}.
     */
    @Test
    public void testSetup() {
        assertEquals("bskyblock.admin.top.remove", atrc.getPermission());
        assertEquals("admin.top.remove.parameters", atrc.getParameters());
        assertEquals("admin.top.remove.description", atrc.getDescription());
        assertFalse(atrc.isOnlyPlayer());

    }

    /**
     * Test method for {@link world.bentobox.level.commands.admin.AdminTopRemoveCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteWrongArgs() {
        assertFalse(atrc.canExecute(user, "delete", Collections.emptyList()));
        verify(user).sendMessage("commands.help.header", TextVariables.LABEL, "BSkyBlock");
    }

    /**
     * Test method for {@link world.bentobox.level.commands.admin.AdminTopRemoveCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteUnknown() {
        when(pm.getUser(anyString())).thenReturn(null);
        assertFalse(atrc.canExecute(user, "delete", Collections.singletonList("tastybento")));
        verify(user).sendMessage("general.errors.unknown-player", TextVariables.NAME, "tastybento");
    }

    /**
     * Test method for {@link world.bentobox.level.commands.admin.AdminTopRemoveCommand#canExecute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testCanExecuteKnown() {
        assertTrue(atrc.canExecute(user, "delete", Collections.singletonList("tastybento")));
    }

    /**
     * Test method for {@link world.bentobox.level.commands.admin.AdminTopRemoveCommand#execute(world.bentobox.bentobox.api.user.User, java.lang.String, java.util.List)}.
     */
    @Test
    public void testExecuteUserStringListOfString() {
        testCanExecuteKnown();
        assertTrue(atrc.execute(user, "delete", Collections.singletonList("tastybento")));
        verify(manager).removeEntry(any(World.class), eq(uuid));
        verify(user).sendMessage("general.success");
    }

}