| 1 | _kiwi.model.MemberList = Backbone.Collection.extend({\r |
| 2 | model: _kiwi.model.Member,\r |
| 3 | comparator: function (a, b) {\r |
| 4 | var i, a_modes, b_modes, a_idx, b_idx, a_nick, b_nick;\r |
| 5 | var user_prefixes = this.channel.get('network').get('user_prefixes');\r |
| 6 | \r |
| 7 | a_modes = a.get("modes");\r |
| 8 | b_modes = b.get("modes");\r |
| 9 | \r |
| 10 | // Try to sort by modes first\r |
| 11 | if (a_modes.length > 0) {\r |
| 12 | // a has modes, but b doesn't so a should appear first\r |
| 13 | if (b_modes.length === 0) {\r |
| 14 | return -1;\r |
| 15 | }\r |
| 16 | a_idx = b_idx = -1;\r |
| 17 | // Compare the first (highest) mode\r |
| 18 | for (i = 0; i < user_prefixes.length; i++) {\r |
| 19 | if (user_prefixes[i].mode === a_modes[0]) {\r |
| 20 | a_idx = i;\r |
| 21 | }\r |
| 22 | }\r |
| 23 | for (i = 0; i < user_prefixes.length; i++) {\r |
| 24 | if (user_prefixes[i].mode === b_modes[0]) {\r |
| 25 | b_idx = i;\r |
| 26 | }\r |
| 27 | }\r |
| 28 | if (a_idx < b_idx) {\r |
| 29 | return -1;\r |
| 30 | } else if (a_idx > b_idx) {\r |
| 31 | return 1;\r |
| 32 | }\r |
| 33 | // If we get to here both a and b have the same highest mode so have to resort to lexicographical sorting\r |
| 34 | \r |
| 35 | } else if (b_modes.length > 0) {\r |
| 36 | // b has modes but a doesn't so b should appear first\r |
| 37 | return 1;\r |
| 38 | }\r |
| 39 | a_nick = a.get("nick").toLocaleUpperCase();\r |
| 40 | b_nick = b.get("nick").toLocaleUpperCase();\r |
| 41 | // Lexicographical sorting\r |
| 42 | if (a_nick < b_nick) {\r |
| 43 | return -1;\r |
| 44 | } else if (a_nick > b_nick) {\r |
| 45 | return 1;\r |
| 46 | } else {\r |
| 47 | return 0;\r |
| 48 | }\r |
| 49 | },\r |
| 50 | \r |
| 51 | \r |
| 52 | initialize: function (options) {\r |
| 53 | this.view = new _kiwi.view.MemberList({"model": this});\r |
| 54 | this.initNickCache();\r |
| 55 | },\r |
| 56 | \r |
| 57 | \r |
| 58 | /*\r |
| 59 | * Keep a reference to each member by the nick. Speeds up .getByNick()\r |
| 60 | * so it doesn't need to loop over every model for each nick lookup\r |
| 61 | */\r |
| 62 | initNickCache: function() {\r |
| 63 | var that = this;\r |
| 64 | \r |
| 65 | this.nick_cache = Object.create(null);\r |
| 66 | \r |
| 67 | this.on('reset', function() {\r |
| 68 | this.nick_cache = Object.create(null);\r |
| 69 | \r |
| 70 | this.models.forEach(function(member) {\r |
| 71 | that.nick_cache[member.get('nick').toLowerCase()] = member;\r |
| 72 | });\r |
| 73 | });\r |
| 74 | \r |
| 75 | this.on('add', function(member) {\r |
| 76 | that.nick_cache[member.get('nick').toLowerCase()] = member;\r |
| 77 | });\r |
| 78 | \r |
| 79 | this.on('remove', function(member) {\r |
| 80 | delete that.nick_cache[member.get('nick').toLowerCase()];\r |
| 81 | });\r |
| 82 | \r |
| 83 | this.on('change:nick', function(member) {\r |
| 84 | that.nick_cache[member.get('nick').toLowerCase()] = member;\r |
| 85 | delete that.nick_cache[member.previous('nick').toLowerCase()];\r |
| 86 | });\r |
| 87 | },\r |
| 88 | \r |
| 89 | \r |
| 90 | getByNick: function (nick) {\r |
| 91 | if (typeof nick !== 'string') return;\r |
| 92 | return this.nick_cache[nick.toLowerCase()];\r |
| 93 | }\r |
| 94 | }); |