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Rests model was added

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This commit is contained in:
Denis V. Dedkov
2023-04-13 17:57:27 +02:00
parent fc1d96437f
commit 5264238212
10 changed files with 91 additions and 52 deletions
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1
CMakeLists.txt
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@@ -20,6 +20,7 @@ set(PROJECT_SOURCES
qml/qml.qrc
models/basemodel.h models/basemodel.cpp
models/usersmodel.h models/usersmodel.cpp
models/restsmodel.h models/restsmodel.cpp
viewmodels/usersviewmodel.h viewmodels/usersviewmodel.cpp
viewmodels/storesviewmodel.h viewmodels/storesviewmodel.cpp
viewmodels/productsviewmodel.h viewmodels/productsviewmodel.cpp

2
main.cpp
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@@ -6,6 +6,7 @@
#include <QQmlContext>
#include "models/usersmodel.h"
#include "models/restsmodel.h"
#include "viewmodels/usersviewmodel.h"
#include "viewmodels/productsviewmodel.h"
@@ -45,6 +46,7 @@ int main(int argc, char *argv[])
engine.addImportPath("qrc:/");
ModelsRegister::registerModel(new UsersModel());
ModelsRegister::registerModel(new RestsModel());
engine.rootContext()->setContextProperty("beerService", BeerService::instance());

21
models/basemodel.cpp
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@@ -36,9 +36,18 @@ QVariant BaseModel::itemProperty(const QString &itemId, const QString &propertyN
return item(itemId).value(propertyName, def);
}
void BaseModel::addItem(const QVariantMap &item) const
void BaseModel::submitItem(const QVariantMap &item) const
{
QString itemId = item.value("id").toString();
if (itemId.isEmpty()) {
service()->sendCommand(entity(), BeerService::ActionAdd, item);
} else {
QVariantMap modItem = this->item(itemId);
for (auto it = item.constBegin(); it != item.constEnd(); ++it) {
modItem[it.key()] = it.value();
}
service()->sendCommand(entity(), BeerService::ActionModify, modItem);
}
}
void BaseModel::deleteItem(const QString &itemId) const
@@ -46,16 +55,6 @@ void BaseModel::deleteItem(const QString &itemId) const
service()->sendCommand(entity(), BeerService::ActionDelete, QVariantMap { { "id", itemId } });
}
void BaseModel::modifyItem(const QString &itemId, const QVariantMap &properties) const
{
QVariantMap item = this->item(itemId);
for (auto it = properties.constBegin(); it != properties.constEnd(); ++it) {
item[it.key()] = it.value();
}
service()->sendCommand(entity(), BeerService::ActionModify, item);
}
void BaseModel::created(const QVariant &data)
{
modified(data);

3
models/basemodel.h
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@@ -21,9 +21,8 @@ public:
QVariantMap item(const QString &itemId) const;
QVariant itemProperty(const QString &itemId, const QString &propertyName, const QVariant &def = QVariant{}) const;
void addItem(const QVariantMap &item) const;
void submitItem(const QVariantMap &item) const;
void deleteItem(const QString &itemId) const;
void modifyItem(const QString &itemId, const QVariantMap &properties) const;
public slots:
void created(const QVariant &data);

40
models/restsmodel.cpp Normal file
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@@ -0,0 +1,40 @@
#include "restsmodel.h"
RestsModel::RestsModel(QObject *parent) : BaseModel { "rests", parent }
{
connect(this, &BaseModel::dataChanged, this, &RestsModel::clearCache);
}
float RestsModel::productRest(const QString &storeId, const QString &productId)
{
return findRest(storeId, productId).value("rest", 0.0).toFloat();
}
void RestsModel::submitRest(const QString &storeId, const QString &productId, float rest)
{
QVariantMap productRest = findRest(storeId, productId);
productRest["rest"] = rest;
submitItem(productRest);
}
QVariantMap RestsModel::findRest(const QString &storeId, const QString &productId)
{
Key restKey(storeId, productId);
if (m_rests.isEmpty()) {
loadCache();
}
return m_rests.value(restKey, { { "storeId", storeId}, { "productId", productId} });
}
void RestsModel::loadCache()
{
for (const QVariant &var : items()) {
QVariantMap rest = var.toMap();
m_rests[Key(rest.value("storeId").toString(), rest.value("productId").toString())] = rest;
}
}
void RestsModel::clearCache()
{
m_rests.clear();
}

23
models/restsmodel.h Normal file
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@@ -0,0 +1,23 @@
#ifndef RESTSMODEL_H
#define RESTSMODEL_H
#include "models/basemodel.h"
class RestsModel : public BaseModel
{
public:
explicit RestsModel(QObject *parent = nullptr);
float productRest(const QString &storeId, const QString &productId);
void submitRest(const QString &storeId, const QString &productId, float rest);
private:
QVariantMap findRest(const QString &storeId, const QString &productId);
void loadCache();
void clearCache();
using Key = QPair<QString, QString>;
QMap<Key, QVariantMap> m_rests;
};
#endif // RESTSMODEL_H

7
services/modelsregister.h
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@@ -17,6 +17,13 @@ public:
static void registerModel(BaseModel *model);
static BaseModel *model(const QString &name);
template <class C>
static C *get(const QString &name) {
C *res = dynamic_cast<C *>(instance()->m_models.value(name));
Q_ASSERT(res);
return res;
}
private:
ModelsRegister() = default;
~ModelsRegister() = default;

2
viewmodels/productsviewmodel.cpp
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@@ -60,7 +60,7 @@ void ProductsViewModel::setOrderValue(const QString &productId, float value)
void ProductsViewModel::submitOrder()
{
BaseModel *ordersModel = ModelsRegister::model("orders");
ordersModel->addItem({
ordersModel->submitItem({
{ "userId", settings()->selectedUserId() },
{ "storeId", settings()->selectedStoreId() },
{ "products", m_order.values() },

35
viewmodels/restsviewmodel.cpp
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@@ -1,16 +1,12 @@
#include "restsviewmodel.h"
#include "models/basemodel.h"
#include "services/settingsservice.h"
RestsViewModel::RestsViewModel(QObject *parent)
: QObject{parent}
{
connect(m_restsModel, &BaseModel::dataChanged, this, &RestsViewModel::reloadRests);
connect(m_productsModel, &BaseModel::dataChanged, this, &RestsViewModel::productsChanged);
connect(settings(), &SettingsService::selectedStoreIdChanged, this, &RestsViewModel::productsChanged);
reloadRests();
}
QVariantList RestsViewModel::products() const
@@ -21,11 +17,10 @@ QVariantList RestsViewModel::products() const
const QVariantList products = m_productsModel->items();
for (const QVariant &product : products) {
QString productId = product.toMap().value("id").toString();
QVariantMap rest = m_rests.value(storeId).value(productId).toMap();
res << QVariantMap {
{ "productId", productId },
{ "title", m_productsModel->itemProperty(productId, "name").toString() },
{ "rest", rest.value("rest", 0.0).toFloat() }
{ "rest", m_restsModel->productRest(storeId, productId) }
};
}
@@ -34,36 +29,10 @@ QVariantList RestsViewModel::products() const
void RestsViewModel::setProductRest(const QString &productId, float rest)
{
QString storeId = settings()->selectedStoreId();
QVariantMap productRest = m_rests.value(storeId).value(productId).toMap();
productRest["rest"] = rest;
productRest["storeId"] = storeId;
productRest["productId"] = productId;
QString restId = productRest.value("id").toString();
if (restId.isEmpty()) {
m_restsModel->addItem(productRest);
} else {
m_restsModel->modifyItem(restId, productRest);
}
m_restsModel->submitRest(settings()->selectedStoreId(), productId, rest);
}
SettingsService *RestsViewModel::settings() const
{
return SettingsService::instance();
}
void RestsViewModel::reloadRests()
{
m_rests.clear();
const QVariantList rests = m_restsModel->items();
for (const QVariant &varRest : rests) {
QVariantMap rest = varRest.toMap();
QString storeId = rest.value("storeId").toString();
QVariantMap storeRests = m_rests.value(storeId);
storeRests[rest.value("productId").toString()] = rest;
m_rests[storeId] = storeRests;
}
emit productsChanged();
}

7
viewmodels/restsviewmodel.h
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@@ -3,8 +3,10 @@
#include <QObject>
#include "models/restsmodel.h"
#include "services/modelsregister.h"
class RestsModel;
class SettingsService;
class RestsViewModel : public QObject
{
@@ -24,12 +26,9 @@ signals:
private:
SettingsService *settings() const;
void reloadRests();
BaseModel *m_productsModel = ModelsRegister::model("products");
BaseModel *m_restsModel = ModelsRegister::model("rests");
QMap<QString, QVariantMap> m_rests;
RestsModel *m_restsModel = ModelsRegister::get<RestsModel>("rests");
};
#endif // RESTSVIEWMODEL_H