Don't touch the spike | JavaScript Programming Project

{"id":9410,"student_id":10,"content":"setBackdrop(\"bg.jpg\");\n\nvar spike = createSprite(\"spike.png\");\nvar bird = createSprite(\"bird.png\");\nbird.moveTo( 320, 240);\nbird.rotationStyle = \"flipped\";\n\nvar x = 5;\nvar y = -10;\n\nvar spikeY;\nvar spikeNum;\n\nvar score = 0;\n\nvar spikeY = [80, 145, 210, 275, 340];\nfor(var i = 0;i \u003c 5;i++) {\n    var rightSpike = createSprite({\n        x: 450,\n        y: spikeY[i],\n        hidden: true,\n        costumes: \"rightSpike.png\"\n    });\n    rightSpike.forever(function(){\n        if(bird.direction%360 == 90) {\n            showSpike(this);\n        }else {\n            this.hidden = true;\n        }\n        if(bird.touched(this)) stop();\n    });\n    var leftSpike = createSprite({\n        x: 190,\n        y: spikeY[i],\n        hidden: true,\n        costumes: \"leftSpike.png\"\n    });\n    leftSpike.forever(function(){\n        if(bird.direction%360 == 270) {\n            showSpike(this);\n        }else {\n            this.hidden = true;\n        }\n        if(bird.touched(this)) stop();\n    });\n}\n\ncreateSpike();\n\nwhen(\"click\", function() {\n    y = -10;\n});\n\nforever(function() {\n    bird.x += x;\n    bird.y += y;\n    y += 1;\n    if(bird.x \u003e 440 || bird.x \u003c 200) {\n        x *= -1;\n        bird.direction += 180;\n        score ++;\n        createSpike();\n    }\n    if(score \u003c 10) {\n        print(score,300,205,\"#deebef\",60);\n    }else{\n        print(score,285,205,\"#deebef\",60);\n    }\n    \n    if(bird.touched(spike)) {\n        stop();\n    }\n    print(inspector.fps)\n});\n\nfunction createSpike() {\n    spikeY = [80, 145, 210, 275, 340];\n    spikeNum = Math.ceil(Math.random()*4);// 拿掉1~4根刺\n    for(var i = 0;i \u003c spikeNum; i++) {\n        spikeY.splice( Math.floor(Math.random()*spikeY.length), 1);\n    }\n}\n\nfunction showSpike(s) {\n    for(var i = 0;i \u003c spikeY.length;i++) {\n        if(s.y == spikeY[i]) {\n            s.hidden = false;\n        }\n    }\n}","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2022-11-03T17:38:07.394+08:00","name":"Don't touch the spike","language":"javascript","screenshot":{"url":"/uploads/project/screenshot/9410/daaac7eb2e70aa902704f29e29a6ce38.jpg"},"parent_id":9361,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":654,"hashid":"ej9s2dw9","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

[{"id":206243,"file_name":"0.png","project_id":9410,"asset_id":6,"created_at":"2017-08-17T17:09:46.149+08:00","updated_at":"2017-08-17T17:09:46.149+08:00"},{"id":206244,"file_name":"1.svg","project_id":9410,"asset_id":7,"created_at":"2017-08-17T17:09:46.151+08:00","updated_at":"2017-08-17T17:09:46.151+08:00"},{"id":206245,"file_name":"2.png","project_id":9410,"asset_id":8,"created_at":"2017-08-17T17:09:46.153+08:00","updated_at":"2017-08-17T17:09:46.153+08:00"},{"id":206246,"file_name":"0.wav","project_id":9410,"asset_id":9,"created_at":"2017-08-17T17:09:46.155+08:00","updated_at":"2017-08-17T17:09:46.155+08:00"},{"id":206247,"file_name":"1.wav","project_id":9410,"asset_id":10,"created_at":"2017-08-17T17:09:46.156+08:00","updated_at":"2017-08-17T17:09:46.156+08:00"},{"id":206249,"file_name":"spike.png","project_id":9410,"asset_id":25068,"created_at":"2017-08-17T17:09:46.160+08:00","updated_at":"2017-08-17T17:09:46.160+08:00"},{"id":206250,"file_name":"leftSpike.png","project_id":9410,"asset_id":25071,"created_at":"2017-08-17T17:09:46.161+08:00","updated_at":"2017-08-17T17:09:46.161+08:00"},{"id":206251,"file_name":"rightSpike.png","project_id":9410,"asset_id":25072,"created_at":"2017-08-17T17:09:46.163+08:00","updated_at":"2017-08-17T17:09:46.163+08:00"},{"id":206252,"file_name":"bg.jpg","project_id":9410,"asset_id":25073,"created_at":"2017-08-17T17:09:46.164+08:00","updated_at":"2017-08-17T17:09:46.164+08:00"},{"id":206253,"file_name":"bird.png","project_id":9410,"asset_id":25074,"created_at":"2017-08-17T17:10:24.890+08:00","updated_at":"2017-08-17T17:10:24.890+08:00"}]