import GameConfig from "../GameConfig";
import GameMgr, { Sound } from "../GameMgr";
import Block from "./game_page/Block";
import BlockLong from "./game_page/BlockLong";

const {ccclass, property} = cc._decorator;

@ccclass
export default class GamePage extends cc.Component {
    @property({type: cc.Prefab})
    block_prefab: cc.Prefab = null;
    @property({type: cc.Node})
    blocks_node: cc.Node = null;
    @property({type: dragonBones.ArmatureDisplay})
    collision1s: dragonBones.ArmatureDisplay[] = [];
    @property({type: dragonBones.ArmatureDisplay})
    collision2s: dragonBones.ArmatureDisplay[] = [];
    @property({type: cc.Node})
    road_lights: cc.Node[] = [];
    @property({type: cc.Sprite})
    keys: cc.Sprite[] = [];
    @property({type: cc.Node})
    key_checks: cc.Node[] = [];
    @property({type: cc.SpriteFrame})
    keys_on: cc.SpriteFrame[] = [];
    @property({type: cc.SpriteFrame})
    keys_out: cc.SpriteFrame[] = [];
    @property({type: BlockLong})
    block_long: BlockLong = null;
    @property({type: dragonBones.ArmatureDisplay})
    font_glown: dragonBones.ArmatureDisplay = null;
    @property({type: cc.Label})
    double_hit: cc.Label = null;
    @property({type: cc.Font})
    double_hit_fonts: cc.Font[] = [];

    //连击数
    hitCount: number = 0;
    //成功击中的节拍数
    hitBeat: number = 0;
    //已经消失的节拍数
    overBeat: number = 0;
    //开始时间
    startTime: number;

    music: cc.AudioClip;
    music_id: number;
    beats_index: number = 0;
    beats: number[];
    beats_long: number[];

    static instance: GamePage;

    onLoad() {
        GamePage.instance = this;
        
        window.game_page = this;
        window.game_all_hit = () => {
            this.hitBeat = this.beats.length;
        };
        window.game_acc_finish = () => {
            this.overBeat = this.beats.length;
            this.gameOver();
        };

        this.music = GameMgr.instance.song;
        this.beats = GameMgr.instance.beats;
        
        this.initBlockPool(5);

        for (let collision of this.collision1s) {
            collision.addEventListener(dragonBones.EventObject.COMPLETE, () => {
                collision.node.active = false;
            });
        }

        for (let i = 0; i < this.key_checks.length; i++) {
            this.key_checks[i].on(cc.Node.EventType.TOUCH_START, () => {
                this.onRoad(i);
            });
            this.key_checks[i].on(cc.Node.EventType.TOUCH_END, () => {
                this.outRoad(i);
            });
            this.key_checks[i].on(cc.Node.EventType.TOUCH_CANCEL, () => {
                this.outRoad(i);
            });
        }

        //初始化发光动画监听
        this.font_glown.addEventListener(dragonBones.EventObject.START, () => {
            this.font_glown.node.opacity = 255;
        });
        this.font_glown.addEventListener(dragonBones.EventObject.COMPLETE, () => {
            this.font_glown.node.opacity = 0;
        });
    }

    onDestroy() {
        window.game_page = null;
    }

    start() {
        // //剔除紧密的节拍，控制节拍间最小间隔
        // let beat_min_interval = GameConfig.song_star_limit_beat_min_interval[GameConfig.song_infos[GameMgr.instance.song_id].stars];
        // for (let i = 1; i < this.beats.length; i++) {
        //     if (this.beats[i] == undefined) {
        //         break;
        //     }
        //     while (this.beats[i] != undefined && this.beats[i] - this.beats[i - 1] < beat_min_interval) {
        //         this.beats.splice(i, 1);
        //     }
        // }

        //动态设立长节拍触发点
        this.beats_long = JSON.parse(JSON.stringify(this.beats));
        // let var_time = 0;
        // let record_indexes = [];
        // for (let i = 1; i < this.beats_long.length; i++) {
        //     let last_time = this.beats_long[i - 1]; 
        //     if (var_time > GameConfig.beat_long_interval) {
        //         // this.beats_long[i - 1] = -1;
        //         var_time = 0;
        //         record_indexes.push(i - 1);
        //     }
        //     var_time += this.beats_long[i] - last_time;
        // }
        // //新增需求，长条出现1~2次就好，那就取两次
        // let beat_long_indexes = [];
        // if (record_indexes.length >= 3) {
        //     let record_pos1 = Math.floor(record_indexes.length * 1 / 3);
        //     let record_pos2 = Math.floor(record_indexes.length * 2 / 3);
        //     beat_long_indexes.push(record_indexes[record_pos1]);
        //     beat_long_indexes.push(record_indexes[record_pos2]);
        // } else {
        //     beat_long_indexes = record_indexes;
        // }
        // for (let beat_long_index of beat_long_indexes) {
        //     this.beats_long[beat_long_index] = -1;
        // }

        this.startTime = Date.now();
        let first_time = this.beats[0] - GameConfig.block_come_time;
        if (first_time < 0) {
            for (let i = 0; i < this.beats.length; i++) {
                let beat = this.beats[i];
                if (beat - GameConfig.block_come_time < 0) {
                    this.scheduleOnce(() => {
                        this.addBlock(beat);
                        this.beats_index++;
                    }, (beat - GameConfig.block_come_time) - first_time);
                } else {
                    break;
                }
            }
            this.scheduleOnce(() => {
                this.music_id = cc.audioEngine.playMusic(this.music, false);
            }, -first_time);
        } else {
            this.music_id = cc.audioEngine.playMusic(this.music, false);
        }
    }

    update() {
        if (this.music_id > -1) {
            let music_progress_time = cc.audioEngine.getCurrentTime(this.music_id);
            let beat_long = this.beats_long[this.beats_index];
            if (beat_long < 0) {//当前节拍触发长条
                if (this.beats[this.beats_index] - music_progress_time <= GameConfig.long_come_time) {
                    let count = 0;
                    let first_beat = this.beats[this.beats_index];
                    for (let i = this.beats_index; i < this.beats.length; i++) {
                        let d_value = this.beats[i] - first_beat
                        // 退出时间x2，能够让长条退场过程中不会出现别的方块
                        if (d_value <= GameConfig.long_idle_time + GameConfig.long_out_time * 2) {
                            this.beats_index++;
                            count++;
                        } else {
                            break;
                        }
                    }
                    if (count > 0) {
                        this.block_long.initCount = count;
                        this.block_long.count = count;
                        this.block_long.release();
                    }
                }
            } else {
                while (this.beats_index < this.beats.length && this.beats[this.beats_index] - music_progress_time <= GameConfig.block_come_time) {
                    this.addBlock(this.beats[this.beats_index]);
                    this.beats_index++;
                }
            }
        }
    }

    block_pool: cc.NodePool = new cc.NodePool();

    initBlockPool(count: number) {
        for (let i = 0; i < count; ++i) {
            let block = cc.instantiate(this.block_prefab);
            this.block_pool.put(block);
        }
    }

    getBlock(): cc.Node {
        let block = null;
        if (this.block_pool.size() > 0) {
            block = this.block_pool.get();
        } else { 
            block = cc.instantiate(this.block_prefab);
        }
        return block;
    }

    putBlock(block: cc.Node) {
        this.block_pool.put(block);
    }

    addBlock(beat: number) {
        let node = this.getBlock();
        this.blocks_node.addChild(node);
        node.getComponent(Block).init(beat);
    }

    /**
     * 拳击袋攻击次数统计，用于计算卡路里
     */
    checkHit_count: number = 0;
    /**
     * 拳击袋专用接口-不区分打击方向
     */
    checkHit() {
        this.checkHit_count++;

        let index = -1;
        if (this.block_long.canHit) {
            index = this.block_long.index;
        } else {
            let block = this.findBestBlock();
            if (block) {
                index = block.index;
            }
        } 
        if (index > -1) {
            this.key_checks[index].emit(cc.Node.EventType.TOUCH_START);
            this.scheduleOnce(() => {
                this.key_checks[index].emit(cc.Node.EventType.TOUCH_END);
            }, 0.05);
        }
    }

    /**拳袋专用接口2-区分打击方向 */
    checkHit2(index: number) {
        this.key_checks[index].emit(cc.Node.EventType.TOUCH_START);
        this.scheduleOnce(() => {
            this.key_checks[index].emit(cc.Node.EventType.TOUCH_END);
        }, 0.05);
    }

    /**寻找最佳的击打方块，目前是以离检测区域中点最近的为佳 */
    findBestBlock(index?: number): Block {
        let bestBlock = null;
        let deltaY = 1 << 12;
        let end_center_y = (GameConfig.end_line_y + GameConfig.fianl_line_y) / 2;
        for (let node of this.blocks_node.children) {

            if(node.y > GameConfig.end_line_y+150) continue;
            if(node.y < GameConfig.end_line_y-150) continue;

            let block = node.getComponent(Block);
            if ((index == undefined || block.index == index) && block.existTime > 0.5) {
                let dy = Math.abs(node.y - end_center_y);
                if (dy < deltaY) {
                    bestBlock = block;
                    deltaY = dy;
                }
            }
        }
        return bestBlock;
    }

    checkHitRoad(index: number) {
        let blockExplode = this.findBestBlock(index);
        if (blockExplode instanceof Block) {
            if (blockExplode.canHit(index)) {
                this.hit();
                this.countHitBeat(1);
            }
            blockExplode.addCollision();
            return;
        }
        //长条击打检测
        if (this.block_long.canHit && index == this.block_long.index) {
            this.hit();
            if (this.block_long.count > 0) {
                this.countHitBeat(1);
            }
            this.block_long.count--;
            let c: dragonBones.ArmatureDisplay = this.collision2s[this.block_long.index];
            c.node.active = true;
            let config = GameConfig.collision_configs[this.block_long.index];
            c.node.setPosition(config.posX_long, config.posY_long);
            c.node.setScale(config.scaleX, config.scaleY);
            c.playAnimation("02", 1);
        }
    }

    onRoad(index: number) {
        this.keys[index].spriteFrame = this.keys_on[index];
        this.road_lights[index].active = true;
        this.checkHitRoad(index);
    }

    outRoad(index: number) {
        this.keys[index].spriteFrame = this.keys_out[index];
        this.road_lights[index].active = false;
    }

    miss() {
        //新增，需求说连击不要断
        // this.hitCount = 0;
    }

    hit() {
        this.hitCount++;

        let targetScale = [12, 7.5];
        let targetScaleStartRate = 0.2;
        let targetScaleEndRate = 0.25;
        this.double_hit.node.opacity = 255;
        this.double_hit.node.setScale(targetScale[0] * targetScaleStartRate, targetScale[1] * targetScaleStartRate);
        this.double_hit.string = this.hitCount.toString();
        this.double_hit.font = this.double_hit_fonts[1];
        this.double_hit.node.stopAllActions();
        this.double_hit.node.runAction(cc.sequence(
            cc.scaleTo(0.1, targetScale[0], targetScale[1]),
            cc.scaleTo(0.1, targetScale[0] * targetScaleEndRate, targetScale[1] * targetScaleEndRate),
            cc.callFunc(() => {
                this.double_hit.font = this.double_hit_fonts[0];
            }),
            cc.delayTime(0.23),
            cc.fadeOut(0.23)
        ));
        
        this.font_glown.timeScale = 2;
        this.font_glown.playAnimation("01", 1);

        // GameMgr.instance.playEffect(Sound.hit_effect);
    }

    countHitBeat(plus_value: number) {
        this.hitBeat += plus_value;
    }

    countOverBeat(plus_value: number) {
        this.overBeat += plus_value;
        if (this.overBeat == this.beats.length) {
            this.gameOver();
        }
    }

    gameOver() {
        cc.audioEngine.stopMusic();
        this.scheduleOnce(() => {
            GameMgr.instance.addPage(GameMgr.instance.settle_page);
        }, 0.5);
    } 

    back() {
        if (GameMgr.instance.debug) {
            alert("如需重复测试，请关闭网页重新打开！")
            return;
        }
        this.node.destroy();
        GameMgr.instance.playEffect(Sound.button_effect);
        GameMgr.instance.addPage(GameMgr.instance.main_page);
    }
}