import { Misc } from "../misc.js";
import { RdDTMRDialog } from "../rdd-tmr-dialog.js";
import { tmrConstants, tmrTokenZIndex } from "../tmr-constants.js";
import { TMRUtility } from "../tmr-utility.js";
import { EffetsDraconiques } from "./effets-draconiques.js";

export const tooltipStyle = new PIXI.TextStyle({
  fontFamily: 'CaslonAntique',
  fontSize: 18,
  fill: '#FFFFFF',
  stroke: '#000000',
  strokeThickness: 3
});


export class PixiTMR {

  static textures = []

  constructor(tmrDialog) {
    this.tmrDialog = tmrDialog;

    this.callbacksOnAnimate = [];

    this.pixiApp = new PIXI.Application({ width: 720, height: 860 });
    this.pixiApp.eventMode = 'static';
    this.pixiApp.stage.sortableChildren = true;
    this.tooltip = new PIXI.Text('', tooltipStyle);
    this.tooltip.zIndex = 1000

    this.pixiApp.stage.addChild(this.tooltip);

  }

  get view() {
    return this.pixiApp.view
  }

  setup() {
    this.carteTMR = EffetsDraconiques.carteTmr.createSprite(this);
    this.pixiApp.stage.addChild(this.carteTMR);
    this.carteTMR.isOver = false;
    this.carteTMR.eventMode = 'static';
    this.carteTMR
      .on('pointermove', event => this.onPointerMove(event))
      .on('pointerdown', event => this.onClickBackground(event))
      .on('pointerover', event => this.onShowTooltip(event))
      .on('pointerout', event => this.onHideTooltip(event));
  }

  async load(onLoad = (loader, resources) => { }) {
    // WIP - Deprecated since v7 : let loader = new PIXI.Loader();
    for (const [name, img] of Object.entries(PixiTMR.textures)) {
      const texture = await PIXI.Assets.load(img);
      let image = PIXI.Sprite.from(texture);
    }
    onLoad();
    for (let onAnimate of this.callbacksOnAnimate) {
      onAnimate();
    }
  }

  static getImgFromCode(code) {
    return PixiTMR.textures[code]
  }

  static register(name, img) {
    PixiTMR.textures[name] = img;
  }

  animate(animation = pixiApp => { }) {
    this.callbacksOnAnimate.push(() => animation(this.pixiApp));
  }

  addMarkTMR(coordTMR) {
    const rect = this.getCaseRectangle(TMRUtility.coordTMRToOddq(coordTMR))
    const markTMR = new PIXI.Graphics();
    markTMR.beginFill(0xffff00, 0.3);
    // set the line style to have a width of 5 and set the color to red
    markTMR.lineStyle(5, 0xff0000);
    // draw a rectangle
    markTMR.drawRect(rect.x, rect.y, rect.w, rect.h);
    this.pixiApp.stage.addChild(markTMR);
    return markTMR
  }

  removeGraphic(graphic) {
    this.pixiApp.stage.removeChild(graphic);
  }

  sprite(code, options = {}) {
    let img = PixiTMR.getImgFromCode(code)
    const texture = PIXI.utils.TextureCache[img];
    if (!texture) {
      console.error("Texture manquante", code, PIXI.utils.TextureCache)
      return;
    }
    let sprite = new PIXI.Sprite(texture);
    sprite.width = options.taille ?? tmrConstants.half;
    sprite.height = options.taille ?? tmrConstants.half;
    sprite.anchor.set(0.5);
    if (options.color) {
      sprite.tint = options.color;
    }
    sprite.zIndex = options.zIndex ?? tmrTokenZIndex.casehumide + 1;
    sprite.alpha = options.alpha ?? 0.75;
    sprite.decallage = options.decallage ?? tmrConstants.center;
    this.pixiApp.stage.addChild(sprite);
    return sprite;
  }

  circle(code, options = {}) {
    let sprite = new PIXI.Graphics();
    sprite.beginFill(options.color, options.opacity);
    sprite.drawCircle(0, 0, (options.taille ?? 12) / 2);
    sprite.endFill();
    sprite.decallage = options.decallage ?? tmrConstants.topLeft;
    this.pixiApp.stage.addChild(sprite);
    return sprite;
  }

  onClickBackground(event) {
    if (!this.viewOnly) {
      this.tmrDialog.onClickTMR(event)
    }
  }

  onPointerMove(event) {
    if (this.carteTMR.isOver) {
      this.setTooltipPosition(event);
      this.tooltip.text = this.computeTooltip(event);
    }
  }
  
  onShowTooltip(event) {
    if (!this.carteTMR.isOver) {
      this.setTooltipPosition(event);
      this.pixiApp.stage.addChild(this.tooltip);
      this.tooltip.text = this.computeTooltip(event);
    }
    this.carteTMR.isOver = true;
  }

  onHideTooltip(event) {
    if (this.carteTMR.isOver) {
      this.pixiApp.stage.removeChild(this.tooltip);
    }
    this.carteTMR.isOver = false;
  }

  computeTooltip(event) {
    const oddq = TMRUtility.computeEventOddq(event);
    const coordTMR = TMRUtility.oddqToCoordTMR(oddq);
    const tmr = TMRUtility.getTMR(coordTMR)
    if (tmr) {
      const labelTMR = TMRUtility.getTMRLabel(coordTMR);
      const tokenTooltips = this.tmrDialog.allTokens
        .filter(token => token.coordTMR() == coordTMR)
        .map(token => token.tooltip);
      const tmrTooltip = `${coordTMR}: ${labelTMR}`;
      return [tmrTooltip, ...tokenTooltips].reduce(Misc.joining('\n'))
    }
  }

  setTooltipPosition(event) {
    var { x, y } = TMRUtility.computeEventPosition(event);
    const oddq = TMRUtility.computeOddq(x, y);

    this.tooltip.x = x + (oddq.col > 8 ? -3 * tmrConstants.full : tmrConstants.half);
    this.tooltip.y = y + (oddq.row > 10 ? -tmrConstants.half : tmrConstants.half);
  }

  positionToken(token) {
    if (token.sprite) {
      const sprite = token.sprite;
      const oddq = TMRUtility.coordTMRToOddq(token.coordTMR());

      const decallagePairImpair = (oddq.col % 2 == 0) ? tmrConstants.col1_y : tmrConstants.col2_y;
      const dx = (sprite.decallage == undefined) ? 0 : sprite.decallage.x;
      const dy = (sprite.decallage == undefined) ? 0 : sprite.decallage.y;
      sprite.x = tmrConstants.gridx + (oddq.col * tmrConstants.cellw) + dx;
      sprite.y = tmrConstants.gridy + (oddq.row * tmrConstants.cellh) + dy + decallagePairImpair;
    }
  }

  removeToken(token) {
    if (token.sprite) {
      this.pixiApp.stage.removeChild(token.sprite)
    }
  }

  getCaseRectangle(oddq) {
    let decallagePairImpair = (oddq.col % 2 == 0) ? tmrConstants.col1_y : tmrConstants.col2_y;
    let x = tmrConstants.gridx + (oddq.col * tmrConstants.cellw) - (tmrConstants.cellw / 2);
    let y = tmrConstants.gridy + (oddq.row * tmrConstants.cellh) - (tmrConstants.cellh / 2) + decallagePairImpair;
    return { x: x, y: y, w: tmrConstants.cellw, h: tmrConstants.cellh };
  }

}