| 1 | // Javascript for index page: mostly counters updating |
| 2 | new Vue({ |
| 3 | el: "#indexPage", |
| 4 | data: { |
| 5 | counts: {}, |
| 6 | curPrefix: "", |
| 7 | conn: null, |
| 8 | }, |
| 9 | computed: { |
| 10 | sortedCounts: function () { |
| 11 | const variantsCounts = variantArray.map( v => { |
| 12 | return { |
| 13 | name: v.name, |
| 14 | desc: v.description, |
| 15 | count: this.counts[v.name] || 0, |
| 16 | }; |
| 17 | }); |
| 18 | return variantsCounts.sort((a,b) => { |
| 19 | if (a.count != b.count) |
| 20 | return b.count - a.count; |
| 21 | // Else, alphabetic ordering |
| 22 | return a.name.localeCompare(b.name); |
| 23 | }); |
| 24 | }, |
| 25 | }, |
| 26 | created: function() { |
| 27 | const url = socketUrl; |
| 28 | const sid = getRandString(); |
| 29 | this.conn = new WebSocket(url + "/?sid=" + sid + "&page=index"); |
| 30 | const socketMessageListener = msg => { |
| 31 | const data = JSON.parse(msg.data); |
| 32 | if (data.code == "counts") |
| 33 | this.counts = data.counts; |
| 34 | else if (data.code == "increase") |
| 35 | this.counts[data.vname]++; |
| 36 | else if (data.code == "decrease") |
| 37 | this.counts[data.vname]--; |
| 38 | }; |
| 39 | const socketCloseListener = () => { |
| 40 | this.conn = new WebSocket(url + "/?sid=" + sid + "&page=index"); |
| 41 | this.conn.addEventListener('message', socketMessageListener); |
| 42 | this.conn.addEventListener('close', socketCloseListener); |
| 43 | }; |
| 44 | this.conn.onmessage = socketMessageListener; |
| 45 | this.conn.onclose = socketCloseListener; |
| 46 | }, |
| 47 | mounted: function() { |
| 48 | // Handle key stroke |
| 49 | document.onkeydown = event => { |
| 50 | // Is it Back or Esc? If yes, apply action on current word |
| 51 | if (event.keyCode == 8) //Back |
| 52 | { |
| 53 | event.preventDefault(); |
| 54 | this.curPrefix = this.curPrefix.slice(0,-1); |
| 55 | } |
| 56 | else if (event.keyCode == 27) //Esc |
| 57 | { |
| 58 | event.preventDefault(); |
| 59 | this.curPrefix = ""; |
| 60 | } |
| 61 | // Is it alphanumeric? If yes, stack it |
| 62 | else if (_.range(48,58).includes(event.keyCode) |
| 63 | || _.range(65,91).includes(event.keyCode) |
| 64 | || _.range(97,123).includes(event.keyCode)) |
| 65 | { |
| 66 | let newChar = String.fromCharCode(event.keyCode); |
| 67 | this.curPrefix += this.curPrefix.length==0 |
| 68 | ? newChar.toUpperCase() |
| 69 | : newChar.toLowerCase(); |
| 70 | } |
| 71 | // ...ignore everything else |
| 72 | }; |
| 73 | // Show welcome dialog box if "first visit" |
| 74 | const visited = getCookie("visited"); |
| 75 | if (!visited || visited !== "1") |
| 76 | document.getElementById("modal-b4welcome").checked = true; |
| 77 | }, |
| 78 | methods: { |
| 79 | showWelcomeMsg: function() { |
| 80 | document.getElementById("modal-b4welcome").checked = false; |
| 81 | document.getElementById("modal-welcome").checked = true; |
| 82 | }, |
| 83 | markAsVisited: function() { |
| 84 | setCookie('visited', '1'); |
| 85 | document.getElementById('modal-welcome').checked = false; |
| 86 | }, |
| 87 | }, |
| 88 | }); |