import {
  Block,
  ChatSendAfterEvent,
  ItemStack,
  ItemUseOnBeforeEvent,
  MolangVariableMap,
  Player,
  world,
} from "@minecraft/server";
import { Vector3 } from "@minecraft/server";
import { Vector3Add, Vector3ToString, vector3 } from "../utils/vectorUtils";
import { spawnParticle } from "../utils/particleUtils";

export namespace TrailMaker {
  export class Maker {
    currentTrail: Trail;
    log: Map<string, number> = new Map();
    selectedIndex: number = 0;

    OnChat(event: ChatSendAfterEvent) {}
    OnItemUse(event: ItemUseOnBeforeEvent) {
      const currentItemHeld: ItemStack = event.itemStack;
      const blockInteracted: Block = event.block;
      const player: Player = event.source as Player;
      const oldLog = this.log.get(player.name)!;
      this.log.set(player.name, Date.now());
      if (oldLog + 150 >= Date.now()) return;

      if (event.itemStack.typeId == "minecraft:stick" && event.itemStack.nameTag == "AddPoint") {
        let pos = vector3(event.block.location.x, event.block.location.y, event.block.location.z);
        pos = Vector3Add(pos, vector3(0.5, 0, 0.5));
        pos = Vector3Add(pos, vector3(0, 1.1, 0));
        this.currentTrail.points.push(new Point(pos, this.currentTrail.currentPoint));
        //offset by half a block

        this.currentTrail.currentPoint++;
        world.sendMessage(`Added point ${this.currentTrail.currentPoint}`);
      }
    }

    Update() {
      this.currentTrail.points.forEach((point) => {
        spawnParticle(point.position, "minecraft:balloon_gas_particle", new MolangVariableMap());
      });
    }

    Export() {}

    constructor() {
      this.currentTrail = new Trail();
    }
  }

  class Trail {
    points: Point[] = [];
    currentPoint: number = 0;
    nextParticleTimer: number = 0;
    currentParticleCounter: number = 0;

    constructor() {}
  }

  class Point {
    position: Vector3;
    index: number;

    constructor(position: Vector3, index: number) {
      this.position = position;
      this.index = index;
    }
  }
}