added display to allergens

Author: zphrs

src/cache/menu_cache.rs

@@ -0,0 +1,10 @@
+use chrono::NaiveDate;
+
+use crate::parse::LocationMeta;
+
+struct menu_cache {
+    date: NaiveDate,
+    locations: Vec<LocationMeta>,
+}
+
+impl menu_cache {}

src/cache/mod.rs

@@ -0,0 +1 @@
+mod menu_cache;

src/main.rs

@@ -1,5 +1,6 @@
 #![allow(dead_code)] // TODO: remove this line once done with crate
 
+mod cache;
 mod fetch;
 mod parse;
 

src/parse/daily_menu/allergens.rs

@@ -1,5 +1,8 @@
+use std::fmt::Display;
+
 use crate::parse::Error;
 use bitflags::bitflags;
+use juniper::GraphQLObject;
 
 #[derive(Debug, PartialEq, Eq)]
 pub struct AllergenInfo(AllergenFlags);
@@ -90,6 +93,40 @@ bitflags! {
     }
 }
 
+impl Display for AllergenFlags {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let allergens = [
+            (AllergenFlags::Egg, "Egg"),
+            (AllergenFlags::Fish, "Fish"),
+            (AllergenFlags::GlutenFriendly, "Gluten Friendly"),
+            (AllergenFlags::Milk, "Milk"),
+            (AllergenFlags::Peanut, "Peanut"),
+            (AllergenFlags::Soy, "Soy"),
+            (AllergenFlags::TreeNut, "Tree Nut"),
+            (AllergenFlags::Alcohol, "Alcohol"),
+            (AllergenFlags::Vegan, "Vegan"),
+            (AllergenFlags::Vegetarian, "Vegetarian"),
+            (AllergenFlags::Pork, "Pork"),
+            (AllergenFlags::Beef, "Beef"),
+            (AllergenFlags::Halal, "Halal"),
+            (AllergenFlags::Shellfish, "Shellfish"),
+            (AllergenFlags::Sesame, "Sesame"),
+        ];
+        let mut first = true;
+        for (allergen_flag, allergen_name) in allergens.into_iter() {
+            if self.contains(allergen_flag) {
+                if first {
+                    first = false;
+                } else {
+                    write!(f, ", ")?;
+                }
+                write!(f, "{}", allergen_name)?;
+            }
+        }
+        Ok(())
+    }
+}
+
 #[cfg(test)]
 
 mod tests {

src/parse/locations/location_data.rs

@@ -26,6 +26,7 @@ impl<'a> LocationData<'a> {
         };
 
         slot.replace(menu);
+        self.meals.sort();
 
         Ok(())
     }

src/parse/locations/locations.rs

@@ -1,6 +1,9 @@
+use juniper::GraphQLObject;
+
 use crate::{parse::Error, static_selector};
 
 use super::location_meta::LocationMeta;
+
 struct Locations {
     locations: Vec<LocationMeta>,
 }