聊天室副本 | JavaScript 程式專案

{"id":46909,"student_id":46,"content":"var comments = [\"apple\", \"vvv\"];\nvar name = prompt(\"name?\");\nvar users = {};\nvar id = Math.floor(Math.random()*100000)\nusers[id] = {\n    id: id,\n    name: name,\n    time: Date.now()\n}\nDB.onMessage(\"u\", function(data) {\n    if (users[data.id] == undefined) {\n        comments.unshift(`[${data.time}]\n            ${data.name}加入聊天室`)\n    }\n    users[data.id] = data;\n});\nforever(function() {\n    users[id][\"time\"] = new Date();\n    DB.broadcast(\"u\", users[id]);\n    for (var i = 0; i \u003c comments.length; i++) {\n        print(comments[i], 150, 30+ i*15);\n    }\n    print(\"===name===\")\n    var i = 0;\n    for (var id in users) {\n        i++\n        print(users[id].name, 10, 10+20*i)\n        if (Date.now() \u003e users[id].time+1500) {\n            delete users[id]\n        }\n    }\n});\nwhen('click', function() {\n    var msg = \"[\"+(new Date).toLocaleTimeString()+\"]\"+name+\": \"+prompt(\"message?\");\n    comments.unshift(msg);\n    DB.broadcast(\"msg\", msg)\n});\nDB.onMessage(\"msg\", function(data) {\n    comments.unshift(data);\n});","created_at":"2018-10-27T15:30:33.433+08:00","updated_at":"2019-11-01T05:55:00.671+08:00","name":"聊天室 副本","language":"javascript","screenshot":{"url":"https://cdn3.koding.school/uploads/project/screenshot/46909/89edcce60b8890776f43b51e69f48ea4.jpg"},"parent_id":34007,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":104,"hashid":"2pdsv958","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}