From 9dfe454cd8bc816522446e7e3b9f45630c886112 Mon Sep 17 00:00:00 2001
From: Guillaume Hormiere <guillaume.hormiere@delair.aero>
Date: Wed, 22 Jul 2020 00:38:01 +0200
Subject: Add list command for shell script purpose

Usage dijo -l for printing the habit names list

Add check on habit add to avoid duplicate habits
---
 src/app/impl_self.rs | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'src/app')

diff --git a/src/app/impl_self.rs b/src/app/impl_self.rs
index 95f1871..38162ee 100644
--- a/src/app/impl_self.rs
+++ b/src/app/impl_self.rs
@@ -33,8 +33,27 @@ impl App {
         };
     }
 
+    pub fn list_habit(&self) -> Vec<String> {
+        let mut habits_names: Vec<String> = vec![];
+        for h in self.habits.iter() {
+            habits_names.push(h.name())
+        }
+        return habits_names;
+    }
+
     pub fn add_habit(&mut self, h: Box<dyn HabitWrapper>) {
-        self.habits.push(h);
+        if self
+            .habits
+            .iter()
+            .filter(|hab| hab.name() == h.name())
+            .count()
+            > 0
+        {
+            self.message
+                .set_message(format!("Habit `{}` allready exist", h.name()))
+        } else {
+            self.habits.push(h);
+        }
     }
 
     pub fn delete_by_name(&mut self, name: &str) {
-- 
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