+ // NOTE: events my have no date information at all. In that case, we list events without date first\r
+ else if (atime && !btime) {\r
+ return 1;\r
+ }\r
+ else if (!atime && btime) {\r
+ return -1;\r
+ }\r
+ else if (!atime && !btime) {\r
+ // sort by type\r
+ if (a.Type != b.Type) {\r
+ if (a.Type < b.Type) {\r
+ return -1;\r
+ }\r
+ else if (a.Type > b.Type) {\r
+ return 1;\r
+ }\r
+ }\r
+ // sort by description\r
+ else if (a.Summary && b.Summary && a.Summary != b.Summary) {\r
+ if (a.Summary < b.Summary) {\r
+ return -1;\r
+ }\r
+ else if (a.Summary > b.Summary) {\r
+ return 1;\r
+ }\r
+ }\r
+ }\r