public List<CookingRecipe> findRecipesWithExactIngredients(List<String> ingredients)
throws Exception {
System.out.println("Database: findRecipesWithExactIngredients(" + ingredients + ")");
List<CookingRecipe> allCookingRecipes = getAllCookingRecipes();
List<CookingRecipe> vyhovujuce = new ArrayList<>();
boolean obsahuje = false;
for (CookingRecipe cr : allCookingRecipes) {
// iterujeme vsetky ingrediencie receptu
// prechadzame ingrediencie a zistujeme ci sa dana ingrediencia nachadza
for (String ci2 : ingredients) {
obsahuje = false; // predpokladame ze danu ingredienciu neobsahuje
for (CookingIngredient ci : cr.getIngredients()) {
if (ci.getIngredient().equalsIgnoreCase(ci2)) {
obsahuje = true;
break;
}
}
if (!obsahuje) {
break;
}
}
// ak najdeme vsetky ingrediencie v recepte, tak vyhovuje
if (obsahuje) {
vyhovujuce.add(cr);
}
}
System.out.println("Database: vyhovujucich receptov: " + vyhovujuce.size());
return vyhovujuce;
}
public synchronized CookingRecipe insertCookingRecipe(CookingRecipe recipe) throws Exception {
System.out.println("Database: insertCookingRecipe(" + recipe + ")");
SimpleJdbcInsert insert = new SimpleJdbcInsert(jdbcTemplate);
insert.withTableName("recipes");
insert.setGeneratedKeyName("id");
Map<String, Object> mapa = new HashMap<String, Object>();
mapa.put("recipe_name", recipe.getName());
mapa.put("author", recipe.getAuthor());
mapa.put("guide", recipe.getGuide());
// mapa.put("incident_ID", incidentID);
Number insertedRecipeId = insert.executeAndReturnKey(mapa);
recipe.setId(insertedRecipeId.longValue());
insertIngredients(recipe.getIngredients(), insertedRecipeId.longValue());
for (CookingIngredient ci : recipe.getIngredients()) {
ci.setRecipe_id(insertedRecipeId.longValue());
}
return recipe;
}
public List<CookingRecipe> getAllCookingRecipes() throws Exception {
System.out.println("Database: getAllCookingRecipes()");
// load recepty bez ingrediencii
RowMapper<CookingRecipe> rowMapper = new CookingRecipeRowMapper();
String sql = "SELECT * FROM recipes order by id asc";
List<CookingRecipe> recipes = jdbcTemplate.query(sql, rowMapper);
// load ingrediencie k receptom
RowMapper<CookingIngredient> mapper2 = new CookingIngredientRowMapper();
sql = "SELECT * FROM ingredients order by recipe_id,ingredient,quantity asc";
List<CookingIngredient> ingredients = jdbcTemplate.query(sql, mapper2);
// priradime ingrediencie k svojim receptom
for (CookingRecipe cr : recipes) {
for (CookingIngredient ci : ingredients) {
if (ci.getRecipe_id().equals(cr.getId())) {
cr.getIngredients().add(ci);
}
}
}
return recipes;
}
public List<CookingRecipe> findRecipesWithIngredients(List<String> ingredients) throws Exception {
System.out.println("Database: findRecipesWithIngredients(" + ingredients + ")");
List<CookingRecipe> allCookingRecipes = getAllCookingRecipes();
List<CookingRecipe> vyhovujuce = new ArrayList<>();
boolean naslo = false;
for (CookingRecipe cr : allCookingRecipes) {
// iterujeme vsetky ingrediencie receptu
for (CookingIngredient ci : cr.getIngredients()) {
naslo = false;
for (String ci2 : ingredients) {
if (ci.getIngredient().equalsIgnoreCase(ci2)) {
vyhovujuce.add(cr);
naslo = true;
break;
}
}
if (naslo) {
break;
}
}
}
System.out.println("Database: vyhovujucich receptov: " + vyhovujuce.size());
return vyhovujuce;
}
private void insertIngredients(List<CookingIngredient> ingredients, long recipe_id) {
System.out.println("Database: insertIngredients(" + ingredients + ", " + recipe_id + ")");
// vytvor register log pre dany blocek
StringBuilder sql =
new StringBuilder("insert into ingredients(recipe_id,ingredient,quantity) values\n");
if (ingredients.size() == 0) {
throw new RuntimeException("ingredients size must not be 0");
}
for (int i = 0; i < ingredients.size() - 1; i++) {
CookingIngredient ing = ingredients.get(i);
sql.append(
"(" + recipe_id + " ,'" + ing.getIngredient() + "','" + ing.getQuantity() + "' ),\n");
}
CookingIngredient ing = ingredients.get(ingredients.size() - 1);
sql.append("(" + recipe_id + " ,'" + ing.getIngredient() + "','" + ing.getQuantity() + "' );");
jdbcTemplate.execute(sql.toString());
}