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Updated recipe database to remove unneeded components.

This commit is contained in:
Andrew Lalis 2018-05-22 23:06:11 +02:00
parent 491e5c19a4
commit 6cfd50d329
4 changed files with 32 additions and 211 deletions
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9
model/database/database.cpp
View File

@ -39,6 +39,15 @@ bool Database::insertInto(string tableName, vector<string> columnNames, vector<s
return (t.getReturnCode() == SQLITE_DONE);
}
bool Database::insertInto(string tableName, string columnName, string value){
if (columnName.empty() || value.empty() || tableName.empty()){
return false;
}
string query = "INSERT INTO " + tableName + " (" + columnName + ") VALUES (" + value + ");";
ResultTable t = this->executeSQL(query);
return (t.getReturnCode() == SQLITE_DONE);
}
ResultTable Database::selectFrom(string tableName, string columnNames, string conditions){
if (columnNames.size() == 0 || tableName.empty()){
return ResultTable();

4
model/database/database.h
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@ -24,8 +24,12 @@ public:
//Executes an SQL string statement in a safe way and returns the result.
ResultTable executeSQL(string statement);
//Inserts into a table.
bool insertInto(string tableName, vector<string> columnNames, vector<string> values);
bool insertInto(string tableName, string columnName, string value);
//Selects from a table.
ResultTable selectFrom(string tableName, string columnNames, string conditions);
//Deletes from a table.
bool deleteFrom(string tableName, string conditions);
bool tableExists(string tableName);

216
model/database/recipedatabase.cpp
View File

@ -57,66 +57,18 @@ bool RecipeDatabase::storeRecipe(Recipe recipe){
return false;
}
bool RecipeDatabase::storeRecipeIngredient(RecipeIngredient ri, int recipeId){
int ingId = this->storeIngredient(ri);
if (ingId < 0) return false;
if (!this->storeUnitOfMeasure(ri.getUnit())) return false;
bool RecipeDatabase::storeRecipeIngredient(Ingredient i, int recipeId){
return this->insertInto("recipeIngredient",
vector<string>({
"ingredientId",
"recipeId",
"quantity",
"unitName",
"comment"
"content",
"recipeId"
}),
vector<string>({
std::to_string(ingId),
std::to_string(recipeId),
std::to_string(ri.getQuantity()),
ri.getUnit().getName(),
ri.getComment()
i.getContent(),
std::to_string(recipeId)
}));
}
int RecipeDatabase::storeIngredient(Ingredient ingredient){
ResultTable t = this->selectFrom("ingredient", "*", "WHERE name="+surroundString(ingredient.getName(), "'"));
if (t.isEmpty()){
bool success = this->insertInto("ingredient", vector<string>({"foodGroup", "name"}), vector<string>({ingredient.getFoodGroup(), ingredient.getName()}));
if (success){
return this->getLastInsertedRowId();
} else {
return -1;
}
} else {
return std::stoi(t.at(0, 0));
}
}
bool RecipeDatabase::storeUnitOfMeasure(UnitOfMeasure u){
ResultTable t = this->selectFrom("unitOfMeasure", "name", "WHERE name="+surroundString(u.getName(), "'"));
if (!t.isEmpty()){
return true;
}
bool success = this->insertInto("unitOfMeasure",
vector<string>({
"name",
"plural",
"abbreviation",
"type",
"metricCoefficient"
}),
vector<string>({
u.getName(),
u.getNamePlural(),
u.getAbbreviation(),
std::to_string(u.getType()),
std::to_string(u.getMetricCoefficient())
}));
return success;
}
bool RecipeDatabase::storeInstruction(Instruction instruction, int recipeId){
return FileUtils::saveInstruction(recipeId, instruction);
}
@ -166,31 +118,6 @@ vector<Recipe> RecipeDatabase::retrieveAllRecipes(){
return this->readRecipesFromTable(t);
}
vector<Recipe> RecipeDatabase::retrieveRecipesWithIngredients(vector<Ingredient> ingredients){
vector<Recipe> recipes;
if (ingredients.empty()){
return recipes;
}
string filterList = surroundString(ingredients.at(0).getName(), "'");
for (unsigned int i = 1; i < ingredients.size(); i++){
filterList += ", " + surroundString(ingredients[i].getName(), "'");
}
filterList = '(' + filterList + ')';
ResultTable t = this->executeSQL("SELECT * "
"FROM recipe "
"WHERE recipeId IN ("
" SELECT recipeIngredient.recipeId "
" FROM recipeIngredient "
" INNER JOIN ("
" SELECT ingredientId "
" FROM ingredient "
" WHERE name IN "+filterList+""
" ) filteredIngredients "
" ON recipeIngredient.ingredientId = filteredIngredients.ingredientId"
") ORDER BY name;");
return this->readRecipesFromTable(t);
}
vector<Recipe> RecipeDatabase::retrieveRecipesWithTags(vector<RecipeTag> tags){
vector<Recipe> recipes;
if (tags.empty()){
@ -210,53 +137,15 @@ vector<Recipe> RecipeDatabase::retrieveRecipesWithSubstring(string s){
return this->readRecipesFromTable(t);
}
vector<Recipe> RecipeDatabase::retrieveRecipesWithFoodGroups(vector<string> groups){
vector<Recipe> recipes;
if (groups.empty()){
return recipes;
}
string filterList = surroundString(groups.at(0), "'");
for (unsigned int i = 1; i < groups.size(); i++){
filterList += ", " + surroundString(groups.at(i), "'");
}
filterList = '(' + filterList + ')';
ResultTable t = this->executeSQL("SELECT * FROM recipe WHERE recipeId IN (SELECT recipeId FROM recipeIngredient WHERE ingredientId IN (SELECT ingredientId FROM ingredient WHERE foodGroup IN "+filterList+" ) ) ORDER BY name;");
return this->readRecipesFromTable(t);
}
vector<string> RecipeDatabase::retrieveAllFoodGroups(){
ResultTable t = this->executeSQL("SELECT DISTINCT foodGroup FROM ingredient ORDER BY foodGroup;");
vector<string> foodGroups;
vector<Ingredient> RecipeDatabase::retrieveRecipeIngredients(int recipeId){
ResultTable t = this->executeSQL("SELECT content "
"FROM recipeIngredient "
"WHERE recipeId = "+std::to_string(recipeId)+";");
vector<Ingredient> ingredients;
for (TableRow row : t.rows()){
foodGroups.push_back(row.at(0));
ingredients.push_back(Ingredient(row.at(0)));
}
return foodGroups;
}
vector<RecipeIngredient> RecipeDatabase::retrieveRecipeIngredients(int recipeId){
ResultTable t = this->executeSQL("SELECT ingredient.name, ingredient.foodGroup, "//0, 1
"recipeIngredient.quantity, recipeIngredient.unitName, recipeIngredient.comment,"//2, 3, 4
"unitOfMeasure.name, unitOfMeasure.plural, unitOfMeasure.abbreviation, unitOfMeasure.type, unitOfMeasure.metricCoefficient "//5, 6, 7, 8, 9
"FROM ingredient "
"INNER JOIN recipeIngredient "
"ON ingredient.ingredientId = recipeIngredient.ingredientId "
"INNER JOIN unitOfMeasure "
"ON recipeIngredient.unitName = unitOfMeasure.name "
"WHERE recipeIngredient.recipeId = "+std::to_string(recipeId)+";");
vector<RecipeIngredient> ings;
for (TableRow row : t.rows()){
RecipeIngredient r(row.at(0),
row.at(1),
std::stof(row.at(2)),
UnitOfMeasure(row.at(5), row.at(6), row.at(7), std::stoi(row.at(8)), std::stod(row.at(9))),
row.at(4));
ings.push_back(r);
}
return ings;
}
int RecipeDatabase::retrieveIngredientId(string ingredientName){
return std::stoi(this->selectFrom("ingredient", "ingredientId", "WHERE name = '"+ingredientName+"'").at(0, 0));
return ingredients;
}
bool RecipeDatabase::deleteRecipeTags(int recipeId){
@ -268,27 +157,14 @@ bool RecipeDatabase::deleteRecipeIngredients(int recipeId){
}
vector<Ingredient> RecipeDatabase::retrieveAllIngredients(){
ResultTable t = this->selectFrom("ingredient", "name, foodGroup", "ORDER BY name");
ResultTable t = this->selectFrom("recipeIngredient", "content", "ORDER BY content");
vector<Ingredient> ings;
for (TableRow row : t.rows()){
Ingredient i(row.at(0), row.at(1));
ings.push_back(i);
ings.push_back(Ingredient(row.at(0)));
}
return ings;
}
vector<UnitOfMeasure> RecipeDatabase::retrieveAllUnitsOfMeasure(){
ResultTable t = this->selectFrom("unitOfMeasure", "name, plural, abbreviation, type, metricCoefficient", "ORDER BY name");
vector<UnitOfMeasure> units;
if (!t.isEmpty()){
for (TableRow row : t.rows()){
UnitOfMeasure u(row.at(0), row.at(1), row.at(2), std::stoi(row.at(3)), std::stod(row.at(4)));
units.push_back(u);
}
}
return units;
}
vector<RecipeTag> RecipeDatabase::retrieveTags(int recipeId){
ResultTable t = this->selectFrom("recipeTag", "tagName", "WHERE recipeId="+std::to_string(recipeId)+" ORDER BY tagName");
vector<RecipeTag> tags;
@ -358,14 +234,6 @@ bool RecipeDatabase::deleteIngredient(string name){
return this->deleteFrom("ingredient", "WHERE name='"+name+"'");
}
bool RecipeDatabase::deleteUnitOfMeasure(string name){
ResultTable t = this->selectFrom("recipeIngredient", "recipeId", "WHERE unitName='"+name+"'");
if (!t.isEmpty()){
return false;
}
return this->deleteFrom("unitOfMeasure", "WHERE name='"+name+"'");
}
bool RecipeDatabase::deleteTag(RecipeTag tag){
return this->deleteFrom("recipeTag", "WHERE tagName='"+tag.getValue()+"'");
}
@ -405,22 +273,16 @@ bool RecipeDatabase::updateRecipe(Recipe recipe, string originalName) {
return false;
}
bool ingredientsSuccess = this->deleteRecipeIngredients(id);
for (RecipeIngredient ri : recipe.getIngredients()){
for (Ingredient i : recipe.getIngredients()){
ingredientsSuccess = ingredientsSuccess && this->insertInto(
"recipeIngredient",
vector<string>({
"recipeId",
"ingredientId",
"unitName",
"quantity",
"comment"
"content"
}),
vector<string>({
idS,
std::to_string(this->retrieveIngredientId(ri.getName())),
ri.getUnit().getName(),
std::to_string(ri.getQuantity()),
ri.getComment()
i.getContent()
}));
}
if (!ingredientsSuccess){
@ -438,50 +300,6 @@ bool RecipeDatabase::updateRecipe(Recipe recipe, string originalName) {
}
}
bool RecipeDatabase::addBasicUnits(){
this->beginTransaction();
//Volume
this->storeUnitOfMeasure(UnitOfMeasure("Teaspoon", "Teaspoons", "tsp", UnitOfMeasure::VOLUME, 5.0));
this->storeUnitOfMeasure(UnitOfMeasure("Tablespoon", "Tablespoons", "tbsp", UnitOfMeasure::VOLUME, 15.0));
this->storeUnitOfMeasure(UnitOfMeasure("Fluid Ounce", "Fluid Ounces", "fl oz", UnitOfMeasure::VOLUME, 30.0));
this->storeUnitOfMeasure(UnitOfMeasure("Cup", "Cups", "c", UnitOfMeasure::VOLUME, 250.0));
this->storeUnitOfMeasure(UnitOfMeasure("Milliliter", "Milliliters", "mL", UnitOfMeasure::VOLUME, 1.0));
this->storeUnitOfMeasure(UnitOfMeasure("Liter", "Liters", "L", UnitOfMeasure::VOLUME, 1000.0));
this->storeUnitOfMeasure(UnitOfMeasure("Gallon", "Gallons", "gal", UnitOfMeasure::VOLUME, 3800.0));
//Mass/Weight
this->storeUnitOfMeasure(UnitOfMeasure("Ounce", "Ounces", "oz", UnitOfMeasure::MASS, 28.0));
this->storeUnitOfMeasure(UnitOfMeasure("Pound", "Pounds", "lb", UnitOfMeasure::MASS, 454.0));
this->storeUnitOfMeasure(UnitOfMeasure("Gram", "Grams", "g", UnitOfMeasure::MASS, 1.0));
this->storeUnitOfMeasure(UnitOfMeasure("Milligram", "Milligrams", "mg", UnitOfMeasure::MASS, 0.001));
this->storeUnitOfMeasure(UnitOfMeasure("Kilogram", "Kilograms", "kg", UnitOfMeasure::MASS, 1000.0));
//Length
this->storeUnitOfMeasure(UnitOfMeasure("Inch", "Inches", "in", UnitOfMeasure::LENGTH, 2.54));
this->storeUnitOfMeasure(UnitOfMeasure("Centimeter", "Centimeters", "cm", UnitOfMeasure::LENGTH, 1.0));
//MISC
this->storeUnitOfMeasure(UnitOfMeasure("Piece", "Pieces", "pc", UnitOfMeasure::MISC, 1.0));
this->storeUnitOfMeasure(UnitOfMeasure("Item", "Items", "", UnitOfMeasure::MISC, 1.0));
this->commitTransaction();
return true;
}
bool RecipeDatabase::addBasicIngredients(){
this->beginTransaction();
this->storeIngredient(Ingredient("Flour", "grains"));
this->storeIngredient(Ingredient("Eggs", "eggs"));
this->storeIngredient(Ingredient("Milk", "dairy"));
this->storeIngredient(Ingredient("Cheese", "dairy"));
this->storeIngredient(Ingredient("Salt", "spices"));
this->storeIngredient(Ingredient("Sugar", "sugars"));
this->storeIngredient(Ingredient("Vegetable Oil", "oils"));
this->storeIngredient(Ingredient("Olive Oil", "oils"));
this->storeIngredient(Ingredient("Water", "water"));
this->storeIngredient(Ingredient("Bell Pepper", "vegetables"));
this->storeIngredient(Ingredient("Onion", "vegetables"));
this->storeIngredient(Ingredient("Garlic", "spices"));
this->commitTransaction();
return true;
}
void RecipeDatabase::ensureTablesExist(){
//Make sure that foreign keys are enabled.
this->executeSQL("PRAGMA foreign_keys = ON;");

14
model/database/recipedatabase.h
View File

@ -23,21 +23,15 @@ class RecipeDatabase : public Database
//SQL Helper methods.
//Storage.
bool storeRecipeIngredient(RecipeIngredient ri, int recipeId);
int storeIngredient(Ingredient ingredient);
bool storeUnitOfMeasure(UnitOfMeasure u);
bool storeRecipeIngredient(Ingredient i, int recipeId);
//Retrieval.
Recipe retrieveRecipe(string name);
Recipe retrieveRandomRecipe();
vector<Recipe> retrieveAllRecipes();
vector<Recipe> retrieveRecipesWithIngredients(vector<Ingredient> ingredients);
vector<Recipe> retrieveRecipesWithTags(vector<RecipeTag> tags);
vector<Recipe> retrieveRecipesWithSubstring(string s);
vector<Recipe> retrieveRecipesWithFoodGroups(vector<string> groups);
vector<string> retrieveAllFoodGroups();
vector<Ingredient> retrieveAllIngredients();
vector<UnitOfMeasure> retrieveAllUnitsOfMeasure();
vector<RecipeTag> retrieveAllTags();
//Deletion.
@ -50,9 +44,6 @@ class RecipeDatabase : public Database
//Updating.
bool updateRecipe(Recipe recipe, string originalName);
//Adding basic information at start.
bool addBasicUnits();
bool addBasicIngredients();
private:
//Utility methods.
@ -68,8 +59,7 @@ class RecipeDatabase : public Database
//Retrieval
vector<RecipeTag> retrieveTags(int recipeId);
vector<RecipeIngredient> retrieveRecipeIngredients(int recipeId);
int retrieveIngredientId(string ingredientName);
vector<Ingredient> retrieveRecipeIngredients(int recipeId);
//Deletion
bool deleteRecipeTags(int recipeId);