Allow to configure preset time ranges

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 2.3.1 (unreleased)
 
 - Improved column names for uploads
+- Allow to configure time range selector preset ranges
 
 ## 2.3.0 (2020-11-16)
 

README.md

@@ -209,6 +209,15 @@ Use `{start_time}` and `{end_time}` for time ranges. [Example](https://blazer.do
 SELECT * FROM ratings WHERE rated_at >= {start_time} AND rated_at <= {end_time}
 ```
 
+You can configure the available preset ranges in the time range selector in `blazer.yml`. The default configuration, if none is provided, is:
+
+```yaml
+timepicker_ranges:
+  - ["Today", 0, 0]
+  - ["Last 7 Days", 6, 0]
+  - ["Last 30 Days", 29, 0]  
+``` 
+
 ### Smart Variables
 
 [Example](https://blazer.dokkuapp.com/queries/1-smart-variable)

app/views/blazer/_variables.html.erb

@@ -84,13 +84,14 @@
           $("#end_time").val(toDate(end).endOf("day").utc().format())
         }
 
+        var datepickerRanges = <%=raw Blazer.timepicker_ranges %>;
+
         $("#reportrange").daterangepicker(
           {
-            ranges: {
-             "Today": [dateStr(), dateStr()],
-             "Last 7 Days": [dateStr(6), dateStr()],
-             "Last 30 Days": [dateStr(29), dateStr()]
-            },
+            ranges: datepickerRanges.reduce(function(map, range) {
+              map[range[0]] = [dateStr(range[1]), dateStr(range[2])];
+              return map;
+            }, {}),
             locale: {
               format: format
             },

lib/blazer.rb

@@ -118,6 +118,10 @@ def self.data_sources
     end
   end
 
+  def self.timepicker_ranges
+    settings["timepicker_ranges"] || [["Today", 0, 0], ["Last 7 Days", 6, 0], ["Last 30 Days", 29, 0]]
+  end
+
   def self.extract_vars(statement)
     # strip commented out lines
     # and regex {1} or {1,2}