Add firstWeekday to GraphsOut

rslib/backend.proto

@@ -1082,6 +1082,12 @@ message GraphsIn {
 }
 
 message GraphsOut {
+  enum Weekday {
+    SUNDAY = 0;
+    MONDAY = 1;
+    FRIDAY = 5;
+    SATURDAY = 6;
+  }
   repeated Card cards = 1;
   repeated RevlogEntry revlog = 2;
   uint32 days_elapsed = 3;
@@ -1090,6 +1096,7 @@ message GraphsOut {
   uint32 scheduler_version = 5;
   /// Seconds to add to UTC timestamps to get local time.
   int32 local_offset_secs = 7;
+  Weekday first_weekday = 8;
 }
 
 message RevlogEntry {

rslib/src/config.rs

@@ -18,6 +18,7 @@ pub(crate) fn schema11_config_as_string() -> String {
         "curDeck": 1,
         "newSpread": 0,
         "collapseTime": 1200,
+        "firstWeekday": 0,
         "timeLim": 0,
         "estTimes": true,
         "dueCounts": true,
@@ -47,6 +48,7 @@ pub(crate) enum ConfigKey {
     ShowRemainingDueCountsInStudy,
     ShowIntervalsAboveAnswerButtons,
     NewReviewMix,
+    FirstWeekday,
     AnswerTimeLimitSecs,
     ShowDayLearningCardsFirst,
     LastUnburiedDay,
@@ -75,6 +77,7 @@ impl From<ConfigKey> for &'static str {
             ConfigKey::ShowRemainingDueCountsInStudy => "dueCounts",
             ConfigKey::ShowIntervalsAboveAnswerButtons => "estTimes",
             ConfigKey::NewReviewMix => "newSpread",
+            ConfigKey::FirstWeekday => "firstWeekday",
             ConfigKey::AnswerTimeLimitSecs => "timeLim",
             ConfigKey::ShowDayLearningCardsFirst => "dayLearnFirst",
             ConfigKey::LastUnburiedDay => "lastUnburied",
@@ -227,6 +230,16 @@ impl Collection {
         self.set_config(ConfigKey::NewReviewMix, &(mix as u8))
     }
 
+
+    pub(crate) fn get_first_weekday(&self) -> Weekday {
+        match self.get_config_default::<u8, _>(ConfigKey::FirstWeekday) {
+            1 => Weekday::Monday,
+            5 => Weekday::Friday,
+            6 => Weekday::Saturday,
+            _ => Weekday::Sunday,
+        }
+    }
+
     pub(crate) fn get_show_due_counts(&self) -> bool {
         self.get_config_optional(ConfigKey::ShowRemainingDueCountsInStudy)
             .unwrap_or(true)
@@ -309,6 +322,13 @@ pub(crate) enum NewReviewMix {
     NewFirst = 2,
 }
 
+pub(crate) enum Weekday {
+    Sunday = 0,
+    Monday = 1,
+    Friday = 5,
+    Saturday = 6,
+}
+
 #[cfg(test)]
 mod test {
     use super::SortKind;

rslib/src/stats/graphs.rs

@@ -25,6 +25,7 @@ impl Collection {
         let offset = self.local_utc_offset_for_user()?;
         let local_offset_secs = offset.local_minus_utc() as i64;
 
+
         let cards = self.storage.all_searched_cards()?;
         let revlog = if all {
             self.storage.get_all_revlog_entries(revlog_start)?
@@ -42,6 +43,7 @@ impl Collection {
             next_day_at_secs: timing.next_day_at as u32,
             scheduler_version: self.sched_ver() as u32,
             local_offset_secs: local_offset_secs as i32,
+            first_weekday: self.get_first_weekday() as i32,
         })
     }
 }