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70 lines
1.5 KiB
70 lines
1.5 KiB
#ifndef REPOSITORY_H
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#define REPOSITORY_H
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#include <QSharedPointer>
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#include <QxOrm.h>
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template<typename T>
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class Repository
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{
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public:
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/**
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* @brief create 创建数据
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* @param ptr 数据
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* @return 是否创建成功
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*/
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static bool create(QSharedPointer<T> ptr)
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{
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qx::QxSqlQuery query("ORDER BY id DESC LIMIT 1");
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T entity;
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qx::dao::fetch_by_query(query, entity);
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ptr->id = entity.id + 1;
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QSqlError err = qx::dao::insert(ptr);
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return !err.isValid();
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}
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/**
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* @brief update 更新数据
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* @param ptr 数据
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* @return 是否更新成功
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*/
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static bool update(QSharedPointer<T> ptr)
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{
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QSqlError err = qx::dao::update(ptr);
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return !err.isValid();
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}
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/**
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* @brief deleteById 根据id删除
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* @param id 数据id
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* @return 是否删除成功
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*/
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static bool deleteById(long id)
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{
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QSharedPointer<T> ptr;
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ptr.reset(new T());
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ptr->id = id;
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QSqlError err = qx::dao::delete_by_id(ptr);
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return !err.isValid();
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}
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/**
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* @brief findById 通过id查询
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* @param id 主键id
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* @return 数据智能指针
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*/
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static QSharedPointer<T> findById(long id)
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{
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QSharedPointer<T> ptr;
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ptr.reset(new T());
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ptr->id = id;
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QSqlError err = qx::dao::fetch_by_id(ptr);
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if (err.isValid()) {
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ptr.reset(new T());
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}
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return ptr;
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};
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};
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#endif // REPOSITORY_H
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