import { Label, Prefab, instantiate, Node, math } from "cc";
import { Layout_UI_Notify } from "./Layout_UI_Notify";
import { GameUILayers, gui, ui_base } from "../../core/ui/ui";
import { ModuleDef } from "../../Scripts/ModuleDef";
class NotifyInfo {
   private static readonly time: number = 2;
   private static readonly init_y: number = 120;
   private static readonly up_y: number = 80;//上升一格
   private static readonly move_speed: number = 880;//向上移动速度
   private static readonly sc_state0: number = 0.8;//变小大小
   private static readonly sc_state0_time: number = 0.22;
   private static readonly sc_state1: number = 1.2;//变大大小
   private static readonly sc_state1_time: number = 0.41;
   private static readonly sc_state2: number = 1;//正常大小
   private time: number;
   private node: Node;
   private state: number;
   private _state_time: number = 0;
   public constructor(node: Node, parent: Node, txt: string) {
      this.time = NotifyInfo.time;
      this.node = node;
      this.state = 0;
      this._state_time = 0;
      let label = node.getComponentInChildren(Label);
      label.string = txt;
      node.parent = parent;
      node.setPosition(0, NotifyInfo.init_y, 0);
      node.setScale(NotifyInfo.sc_state0, NotifyInfo.sc_state0, NotifyInfo.sc_state0);
      node.active = true;
   }
   public up(): void {
      // this.node.setPosition(this.node.position.x, this.node.position.y + NotifyInfo.up_y, this.node.position.z);
   }
   public run(dt: number): boolean {
      this.time -= dt;
      if (this.time <= 0) {
         this.node.destroy();
         this.node = null;
         return true;
      } else if (this.time < 0.5) {
         // this.node.setPosition(this.node.position.x, this.node.position.y + NotifyInfo.move_speed * dt, this.node.position.z);
      } else {
         if (this.state === 0) {
            this._state_time += dt;
            let ratio = this._state_time / NotifyInfo.sc_state0_time;
            if (ratio >= 1) {
               this.state = 1;
               this._state_time = 0;
               this.node.setScale(NotifyInfo.sc_state1, NotifyInfo.sc_state1, NotifyInfo.sc_state1);
            } else {
               let sc = math.lerp(NotifyInfo.sc_state0, NotifyInfo.sc_state1, ratio);
               this.node.setScale(sc, sc, sc);
            }
         } else if (this.state === 1) {
            this._state_time += dt;
            let ratio = this._state_time / NotifyInfo.sc_state1_time;
            if (ratio >= 1) {
               this.state = 2;
               this._state_time = 0;
               this.node.setScale(NotifyInfo.sc_state2, NotifyInfo.sc_state2, NotifyInfo.sc_state2);
            } else {
               let sc = math.lerp(NotifyInfo.sc_state1, NotifyInfo.sc_state2, ratio);
               this.node.setScale(sc, sc, sc);
            }
         }
      }
      return false;
   }
}
export class UINotify extends ui_base {
   constructor() {
      super(ModuleDef.BASIC, 'ui_notify/UI_Notify', GameUILayers.NOTICE, Layout_UI_Notify);
   }
   static async show(msg: string) {
      let ui = gui.get(UINotify);
      if (!ui) ui = await gui.show(UINotify);
      ui.newNotify(msg);
   }
   private _info_prefab: Prefab;
   private notifys: NotifyInfo[] = [];
   protected onCreated(): void {
      let layout = this.getLayout<Layout_UI_Notify>();
      this._info_prefab = layout.info_prefab;
   }
   public newNotify(txt: string) {
      let info = new NotifyInfo(instantiate(this._info_prefab), this.node, txt);
      for (var i = this.notifys.length - 1; i >= 0; i--)this.notifys[i].up();
      this.notifys.push(info);
   }
   protected onUpdate(dt?: number): void {
      for (var i = this.notifys.length - 1; i >= 0; i--)if (this.notifys[i].run(dt)) this.notifys.splice(i, 1);
   }
   dispose(): void {
      this._info_prefab = null;
   }
}