import { BlockState, CustomBlockEntity, BlockEntity } from './block';
import { Entity } from './entity';
import { Pos, Identifier, JavaObjectWrapper } from './core';
import { useBridge } from 'scriptcraft-core';

/**
 * World
 */
export class World extends JavaObjectWrapper {
    /**
     * Create World Wrapper From Java Object
     * @param javaObject Java Object
     */
    constructor(javaObject: JavaObject | JavaObjectWrapper) {
        super(javaObject);
        this.assertValidJavaObject('World');
    }

    /**
     * Set Block State
     * @param pos Position
     * @param state Block State
     * @returns TRUE If Successful, Otherwise FALSE
     */
    setBlockState(pos: Pos, state: BlockState): boolean {
        return useBridge('World.setBlockState', this.getJavaObject(), pos.getX(), pos.getY(), pos.getZ(), state.getJavaObject()) as boolean;
    }

    /**
     * Get Block State
     * @param pos Position
     * @returns Block State
     */
    getBlockState(pos: Pos): BlockState {
        const obj = useBridge('World.getBlockState', this.getJavaObject(), pos.getX(), pos.getY(), pos.getZ()) as JavaObject;
        if (obj !== null) {
            return new BlockState(obj);
        } else {
            return null;
        }
    }

    /**
     * Spawn Entity
     * @param id Entity ID
     * @param pos Position
     */
    spawnEntity(id: Identifier, pos: Pos): Entity {
        const obj = useBridge('World.spawnEntity', this.getJavaObject(), pos.getX(), pos.getY(), pos.getZ(), id.toString()) as JavaObject;
        if (obj !== null) {
            return new Entity(obj);
        } else {
            return null;
        }
    }

    /**
     * Get Custom Block Entity At Position
     * @param pos Position
     * @returns Custom Block Entity At Position
     */
    getCustomBlockEntity(pos: Pos): CustomBlockEntity {
        const obj = useBridge('World.getCustomBlockEntity', this.getJavaObject(), pos.getX(), pos.getY(), pos.getZ()) as number;
        if (obj !== null) {
            return CustomBlockEntity.getByID(obj);
        } else {
            return null;
        }
    }

    /**
     * Get Block Entity ID At Position
     * @param pos Position
     * @returns Block Entity ID At Position
     */
    getBlockEntity(pos: Pos): BlockEntity {
        const obj = useBridge('World.getBlockEntity', this.getJavaObject(), pos.getX(), pos.getY(), pos.getZ()) as JavaObject;
        if (obj !== null) {
            return new BlockEntity(obj);
        } else {
            return null;
        }
    }

    isClient(): boolean {
        return useBridge('World.isClient', this.getJavaObject()) as boolean;
    }
}