import { SpriteFrameManager } from "./SpriteFrameManager";
import Utils from "../utils/utils";

/**
 * 动画生成管理器
 */
export class AnimationFactory {
    
    public static readonly DEFAULT_ANIMATION_EVENT: string = "finished";

    public static readonly DEFAULT_ANIMATION_NAME: string = "idle";

    public static create(fileName: string, spriteNameFormat:string, minIndex:number,
        maxIndex:number, delay:number, name:string = AnimationFactory.DEFAULT_ANIMATION_NAME, isReverse:boolean = false): cc.AnimationClip {
        
        let frames : [cc.SpriteFrame];
        for(let i = minIndex; i <= maxIndex; i++){
            // Benz.log("[AnimationFactory] Add Frame {0}", Benz.format(spriteNameFormat, Benz.dataLeftCompleting(3, "0", i)));
            frames.push(SpriteFrameManager.getInstance().getSpriteFrame(fileName, Utils.format(spriteNameFormat, Utils.dataLeftCompleting(3, "0", i))));
        }
        
        if(isReverse){
            for(let i = maxIndex; i >= minIndex; i--){
                // Benz.log("[AnimationFactory] Add Frame {0}", Benz.format(spriteNameFormat, Benz.dataLeftCompleting(3, "0", i)));
                frames.push(SpriteFrameManager.getInstance().getSpriteFrame(fileName, Utils.format(spriteNameFormat, Utils.dataLeftCompleting(3, "0", i))));
            }
        }

        let clip : cc.AnimationClip = cc.AnimationClip.createWithSpriteFrames(frames, 1 / delay);
        clip.name = name;
        // console.log(clip);
        return clip;
    }

}