Add db functions to get all recipes / base foods

pkg/db/food.go

@@ -103,3 +103,17 @@ func (db *DB) GetFoodByID(id FoodID) (ret Food, err error) {
 	`, id)
 	return
 }
+
+func (db *DB) GetAllBaseFoods() []Food {
+	var ret []Food
+	err := db.DB.Select(&ret, `
+		select rowid, name, cals, carbs, protein, fat, sugar, alcohol, water, potassium, calcium, sodium,
+			   magnesium, phosphorus, iron, zinc, mass, price, density, cook_ratio
+		  from foods
+		 where rowid not in (select computed_food_id from recipes)
+	`)
+	if err != nil {
+		panic(err)
+	}
+	return ret
+}

pkg/db/food_test.go

@@ -70,3 +70,15 @@ func TestFoodSaveAndLoad(t *testing.T) {
 		t.Error(diff)
 	}
 }
+
+// Should list all the base foods (i.e., ones that aren't recipes)
+func TestListAllBaseFoods(t *testing.T) {
+	assert := assert.New(t)
+	db := get_test_db()
+
+	base_foods := db.GetAllBaseFoods()
+	assert.True(len(base_foods) >= 100)
+	for _, f := range base_foods {
+		assert.NotContains([]FoodID{10000, 10001}, f.ID, f) // Computed foods have ID >= 10000 in seed data
+	}
+}

pkg/db/recipe.go

@@ -132,6 +132,15 @@ func (db *DB) GetRecipeByID(id RecipeID) (ret Recipe, err error) {
 	return
 }
 
+func (db *DB) GetAllRecipes() []Recipe {
+	var ret []Recipe
+	err := db.DB.Select(&ret, `select rowid, name, blurb, instructions, computed_food_id from recipes`)
+	if err != nil {
+		panic(err)
+	}
+	return ret
+}
+
 func (r Recipe) ComputeFood() Food {
 	// If r.ComputedFoodID is 0, so should be the ID of returned Food
 	ret := Food{ID: r.ComputedFoodID, Name: r.Name}

pkg/db/recipe_test.go

@@ -140,3 +140,12 @@ func TestRecipeSaveComputedFood(t *testing.T) {
 		t.Error(diff)
 	}
 }
+
+// Should list all the recipes
+func TestListAllRecipes(t *testing.T) {
+	assert := assert.New(t)
+	db := get_test_db()
+
+	recipes := db.GetAllRecipes()
+	assert.True(len(recipes) >= 2)
+}