deprecate view_month_offset in favor of cursor

3 files changed, 47 insertions, 26 deletions

diff --git a/src/app/cursor.rs b/src/app/cursor.rs
index ed6bd65..f76d591 100644
--- a/src/app/cursor.rs
+++ b/src/app/cursor.rs
@@ -16,7 +16,7 @@ impl Cursor {
             0: Local::now().naive_local().date(),
         }
     }
-    pub fn do_move(&mut self, d: Absolute) {
+    pub fn small_seek(&mut self, d: Absolute) {
         let today = Local::now().naive_local().date();
         let cursor = self.0;
         match d {
@@ -48,4 +48,24 @@ impl Cursor {
             Absolute::None => {}
         }
     }
+    fn long_seek(&mut self, offset: Duration) {
+        let cursor = self.0;
+        let today = Local::now().naive_local().date();
+        let next = cursor.checked_add_signed(offset).unwrap_or(cursor);
+
+        if next <= today {
+            self.0 = next;
+        } else {
+            self.0 = today;
+        }
+    }
+    pub fn month_forward(&mut self) {
+        self.long_seek(Duration::weeks(4));
+    }
+    pub fn month_backward(&mut self) {
+        self.long_seek(Duration::weeks(-4));
+    }
+    pub fn reset(&mut self) {
+        self.0 = Local::now().naive_local().date();
+    }
 }
diff --git a/src/app/impl_self.rs b/src/app/impl_self.rs
index abf5209..fec7219 100644
--- a/src/app/impl_self.rs
+++ b/src/app/impl_self.rs
@@ -6,7 +6,7 @@ use std::path::PathBuf;
 use std::sync::mpsc::channel;
 use std::time::Duration;
 
-use chrono::Local;
+use chrono::{Local, NaiveDate};
 use cursive::direction::Absolute;
 use cursive::Vec2;
 use notify::{watcher, RecursiveMode, Watcher};
@@ -54,42 +54,42 @@ impl App {
         if self.habits.is_empty() {
             return ViewMode::Day;
         }
-        return self.habits[self.focus].view_mode();
+        return self.habits[self.focus].inner_data_ref().view_mode();
     }
 
     pub fn set_mode(&mut self, mode: ViewMode) {
         if !self.habits.is_empty() {
-            self.habits[self.focus].set_view_mode(mode);
+            self.habits[self.focus]
+                .inner_data_mut_ref()
+                .set_view_mode(mode);
         }
     }
 
-    pub fn set_view_month_offset(&mut self, offset: u32) {
-        self.view_month_offset = offset;
+    pub fn sift_backward(&mut self) {
+        self.cursor.month_backward();
         for v in self.habits.iter_mut() {
-            v.set_view_month_offset(offset);
+            v.inner_data_mut_ref().cursor.month_backward();
         }
     }
 
-    pub fn sift_backward(&mut self) {
-        self.view_month_offset += 1;
+    pub fn sift_forward(&mut self) {
+        self.cursor.month_forward();
         for v in self.habits.iter_mut() {
-            v.set_view_month_offset(self.view_month_offset);
+            v.inner_data_mut_ref().cursor.month_forward();
         }
     }
 
-    pub fn sift_forward(&mut self) {
-        if self.view_month_offset > 0 {
-            self.view_month_offset -= 1;
-            for v in self.habits.iter_mut() {
-                v.set_view_month_offset(self.view_month_offset);
-            }
+    pub fn reset_cursor(&mut self) {
+        self.cursor.reset();
+        for v in self.habits.iter_mut() {
+            v.inner_data_mut_ref().cursor.reset();
         }
     }
 
     pub fn move_cursor(&mut self, d: Absolute) {
-        self.cursor.do_move(d);
+        self.cursor.small_seek(d);
         for v in self.habits.iter_mut() {
-            v.move_cursor(d);
+            v.inner_data_mut_ref().move_cursor(d);
         }
     }
 
@@ -133,11 +133,12 @@ impl App {
         let total = self.habits.iter().map(|h| h.goal()).sum::<u32>();
         let completed = total - remaining;
 
-        let timestamp = if self.view_month_offset == 0 {
+        let timestamp = if self.cursor.0 == today {
             format!("{}", Local::now().naive_local().date().format("%d/%b/%y"),)
         } else {
-            let months = self.view_month_offset;
-            format!("{}", format!("{} month(s) ago", months),)
+            let since = NaiveDate::signed_duration_since(today, self.cursor.0).num_days();
+            let plural = if since == 1 { "" } else { "s" };
+            format!("{} ({} day{} ago)", self.cursor.0, since, plural)
         };
 
         StatusLine {
diff --git a/src/app/impl_view.rs b/src/app/impl_view.rs
index 0ec47f1..db05432 100644
--- a/src/app/impl_view.rs
+++ b/src/app/impl_view.rs
@@ -117,7 +117,7 @@ impl View for App {
                 if self.habits.is_empty() {
                     return EventResult::Consumed(None);
                 }
-                if self.habits[self.focus].view_mode() == ViewMode::Week {
+                if self.habits[self.focus].inner_data_ref().view_mode() == ViewMode::Week {
                     self.set_mode(ViewMode::Day)
                 } else {
                     self.set_mode(ViewMode::Week)
@@ -126,13 +126,13 @@ impl View for App {
             }
             Event::Char('V') => {
                 for habit in self.habits.iter_mut() {
-                    habit.set_view_mode(ViewMode::Week);
+                    habit.inner_data_mut_ref().set_view_mode(ViewMode::Week);
                 }
                 return EventResult::Consumed(None);
             }
             Event::Key(Key::Esc) => {
                 for habit in self.habits.iter_mut() {
-                    habit.set_view_mode(ViewMode::Day);
+                    habit.inner_data_mut_ref().set_view_mode(ViewMode::Day);
                 }
                 return EventResult::Consumed(None);
             }
@@ -149,7 +149,7 @@ impl View for App {
                 return EventResult::Consumed(None);
             }
             Event::Char('}') => {
-                self.set_view_month_offset(0);
+                self.reset_cursor();
                 return EventResult::Consumed(None);
             }
             Event::CtrlChar('l') => {
@@ -166,7 +166,7 @@ impl View for App {
                 if self.habits.is_empty() {
                     return EventResult::Ignored;
                 }
-                self.set_view_month_offset(0);
+                self.reset_cursor();
                 self.habits[self.focus].on_event(e)
             }
         }