[recipes] store: Add apis to get shopping list

[Matthias Clasen <matthiasc src gnome org>]

commit b8a2d9b0304d6ee7597ca73d7827463d0f76b518
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Mar 13 23:27:20 2017 -0400

    store: Add apis to get shopping list
    
    It is better to get these lists from the store, than
    pulling them out of the widgetry on the shopping page.

 src/gr-recipe-store.c |   34 ++++++++++++++++++++++++++++++++++
 src/gr-recipe-store.h |   15 +++++++++------
 2 files changed, 43 insertions(+), 6 deletions(-)
---
diff --git a/src/gr-recipe-store.c b/src/gr-recipe-store.c
index a7109e2..66ea116 100644
--- a/src/gr-recipe-store.c
+++ b/src/gr-recipe-store.c
@@ -1567,6 +1567,34 @@ gr_recipe_store_is_in_shopping (GrRecipeStore *self,
         return g_variant_dict_contains (self->shopping_list, id);
 }
 
+GList *
+gr_recipe_store_get_shopping_list (GrRecipeStore *self)
+{
+        g_autoptr(GVariant) dict = NULL;
+        char *key;
+        GVariant *value;
+        GList *list = NULL;
+        GVariantIter iter;
+
+        dict = g_variant_ref_sink (g_variant_dict_end (self->shopping_list));
+        g_variant_iter_init (&iter, dict);
+        while (g_variant_iter_next (&iter, "{sv}", &key, &value)) {
+                GrRecipe *recipe;
+
+                recipe = g_hash_table_lookup (self->recipes, key);
+
+                list = g_list_append (list, g_object_ref (recipe));
+
+                g_variant_unref (value);
+                g_free (key);
+        }
+
+        g_variant_dict_unref (self->shopping_list);
+        self->shopping_list = g_variant_dict_new (dict);
+
+        return list;
+}
+
 int
 gr_recipe_store_get_shopping_serves (GrRecipeStore *self,
                                      GrRecipe      *recipe)
@@ -1614,6 +1642,12 @@ gr_recipe_store_readd_shopping_ingredient (GrRecipeStore *self,
         save_shopping (self);
 }
 
+const char **
+gr_recipe_store_get_removed_shopping_ingredients (GrRecipeStore *self)
+{
+        return (const char **)self->shopping_removed;
+}
+
 GDateTime *
 gr_recipe_store_last_shopping_change (GrRecipeStore *self)
 {
diff --git a/src/gr-recipe-store.h b/src/gr-recipe-store.h
index 9f9cea7..cde8700 100644
--- a/src/gr-recipe-store.h
+++ b/src/gr-recipe-store.h
@@ -97,15 +97,18 @@ void            gr_recipe_store_remove_from_shopping (GrRecipeStore  *self,
 void            gr_recipe_store_clear_shopping_list  (GrRecipeStore *self);
 gboolean        gr_recipe_store_is_in_shopping       (GrRecipeStore  *self,
                                                       GrRecipe       *recipe);
-int             gr_recipe_store_get_shopping_serves  (GrRecipeStore  *store,
+GList          *gr_recipe_store_get_shopping_list    (GrRecipeStore  *self);
+int             gr_recipe_store_get_shopping_serves  (GrRecipeStore  *self,
                                                       GrRecipe       *recipe);
-gboolean        gr_recipe_store_not_shopping_ingredient (GrRecipeStore *self,
-                                                        const char    *ingredient);
+gboolean        gr_recipe_store_not_shopping_ingredient    (GrRecipeStore *self,
+                                                            const char    *ingredient);
 void            gr_recipe_store_remove_shopping_ingredient (GrRecipeStore *self,
-                                                      const char    *ingredient);
-void            gr_recipe_store_readd_shopping_ingredient (GrRecipeStore *self,
-                                                      const char    *ingredient);
+                                                            const char    *ingredient);
+void            gr_recipe_store_readd_shopping_ingredient  (GrRecipeStore *self,
+                                                            const char    *ingredient);
+const char    **gr_recipe_store_get_removed_shopping_ingredients (GrRecipeStore *self);
 GDateTime      *gr_recipe_store_last_shopping_change (GrRecipeStore *self);
+
 gboolean        gr_recipe_store_has_diet            (GrRecipeStore  *self,
                                                      GrDiets         diet);
 gboolean        gr_recipe_store_has_chef            (GrRecipeStore  *self,