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LibDataBaseInterface/databaselms_tasks_amm.cpp
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314
LibDataBaseInterface/databaselms_tasks_amm.cpp
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#include "databaselms.h"
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#include <QtSql>
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#include <QSqlDatabase>
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#include <QSqlDriver>
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int DataBaseLMS::insertTaskAMM(TaskAmmFim task, int id_trainee)
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{
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QString queryStr;
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bool resBool = false;
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resBool = db->transaction();
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task.ammProcedure.title = task.ammProcedure.title.replace("'", "''"); //Задваиваем одинарные кавычки
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queryStr = QString("INSERT INTO public.tasks_amm (title, dm_code, fk_trainee_id) "
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"VALUES ('%1', '%2', %3) "
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"RETURNING tasks_amm.task_id").arg(
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task.ammProcedure.title,
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task.ammProcedure.dmCode,
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QString::number(id_trainee));
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int task_id = queryExecInt(queryStr);
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if(!task_id)
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{
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resBool = db->rollback();
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return 0;
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}
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for(SubProc subProc : task.listSubProc)
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{
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subProc.setTitle(subProc.getTitle().replace("'", "''")); //Задваиваем одинарные кавычки
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queryStr = QString("INSERT INTO public.subprocs (dm_code, title, canplay, fk_task_amm_id) "
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"VALUES ('%1', '%2', '%3', %4) "
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"RETURNING subprocs.subproc_id").arg(
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subProc.getDmCode(),
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subProc.getTitle(),
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subProc.getModeListStr(),
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QString::number(task_id));
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int subproc_id = queryExecInt(queryStr);
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if(!subproc_id)
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{
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resBool = db->rollback();
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return 0;
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}
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}
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resBool = db->commit();
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return task_id;
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}
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int DataBaseLMS::updateTaskAMM(TaskAmmFim task)
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{
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task.ammProcedure.title = task.ammProcedure.title.replace("'", "''"); //Задваиваем одинарные кавычки
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QString queryStr = QString("UPDATE public.tasks_amm SET title = '%1', dm_code = '%2', status = '%3' "
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"WHERE task_id = %4 "
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"RETURNING tasks_amm.task_id").arg(
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task.ammProcedure.title,
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task.ammProcedure.dmCode,
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task.status,
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QString::number(task.getID()) );
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return queryExecInt(queryStr);
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}
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int DataBaseLMS::updateStatusTaskAMM(int task_id, QString status)
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{
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QString queryStr;
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bool resBool = false;
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int id_trainee = 0;
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resBool = db->transaction();
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queryStr = QString("SELECT users.user_id "
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"FROM public.users JOIN public.tasks_amm ON users.user_id = tasks_amm.fk_trainee_id "
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"WHERE tasks_amm.task_id = %1 "
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"ORDER BY users.user_id ASC").arg(
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QString::number(task_id));
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QSqlQuery query = QSqlQuery(*db);
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if(queryExec(queryStr, &query))
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{
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if (query.first())
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{//Обучаемый
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id_trainee = query.value(0).toInt();
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}
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}
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if(!id_trainee)
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{
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resBool = db->rollback();
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return 0;
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}
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queryStr = QString("UPDATE public.tasks_amm SET status = '%1' "
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"WHERE task_id = %2 "
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"RETURNING tasks_amm.task_id").arg(
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status,
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QString::number(task_id) );
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if(!queryExecInt(queryStr))
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{
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resBool = db->rollback();
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return 0;
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}
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resBool = db->commit();
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return id_trainee;
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}
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int DataBaseLMS::deleteTaskAMM(int id_task)
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{
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QString queryStr;
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bool resBool = false;
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int id_trainee = 0;
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resBool = db->transaction();
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queryStr = QString("SELECT users.user_id "
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"FROM public.users JOIN public.tasks_amm ON users.user_id = tasks_amm.fk_trainee_id "
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"WHERE tasks_amm.task_id = %1 "
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"ORDER BY users.user_id ASC").arg(
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QString::number(id_task));
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QSqlQuery queryUserSEL = QSqlQuery(*db);
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if(queryExec(queryStr, &queryUserSEL))
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{
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if (queryUserSEL.first())
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{//Обучаемый
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id_trainee = queryUserSEL.value(0).toInt();
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}
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}
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if(!id_trainee)
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{
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resBool = db->rollback();
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return 0;
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}
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queryStr = QString("DELETE FROM public.subprocs "
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"WHERE fk_task_amm_id = %1 ").arg(
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QString::number(id_task));
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QSqlQuery querySubProcDEL = QSqlQuery(*db);
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if(!queryExec(queryStr, &querySubProcDEL))
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{
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resBool = db->rollback();
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return 0;
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}
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//--------------------
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queryStr = QString("DELETE FROM public.tasks_amm "
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"WHERE task_id = %1 "
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"RETURNING tasks_amm.task_id").arg(
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QString::number(id_task));
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if(!queryExecInt(queryStr))
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{
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resBool = db->rollback();
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return 0;
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}
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resBool = db->commit();
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return id_trainee;
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}
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QList<TaskAmmFim> DataBaseLMS::selectTasksAMMofTrainee(int id_trainee)
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{
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QList<TaskAmmFim> listTasks;
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QString queryStr;
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bool resBool = false;
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resBool = db->transaction();
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queryStr = QString("SELECT tasks_amm.task_id, tasks_amm.title, tasks_amm.dm_code, tasks_amm.status, "
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"users.user_id "
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"FROM public.tasks_amm JOIN public.users ON users.user_id = tasks_amm.fk_trainee_id "
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"WHERE tasks_amm.fk_trainee_id = %1 "
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"ORDER BY tasks_amm.task_id ASC").arg(
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id_trainee);
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QSqlQuery query = QSqlQuery(*db);
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if(queryExec(queryStr, &query))
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{
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while (query.next())
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{//Задача
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TaskAmmFim task;
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task.setID(query.value(0).toInt());
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task.ammProcedure.title = query.value(1).toString();
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task.ammProcedure.dmCode = query.value(2).toString();
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task.status = query.value(3).toString();
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//Выгребаем все subproc для этой задачи
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queryStr = QString("SELECT subprocs.subproc_id, subprocs.dm_code, subprocs.title, subprocs.canplay, "
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"tasks_amm.task_id "
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"FROM public.subprocs JOIN public.tasks_amm ON tasks_amm.task_id = subprocs.fk_task_amm_id "
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"WHERE subprocs.fk_task_amm_id = %1 "
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"ORDER BY subprocs.subproc_id ASC").arg(
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task.getID());
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QSqlQuery querySubProc = QSqlQuery(*db);
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if(queryExec(queryStr, &querySubProc))
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{
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while (querySubProc.next())
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{//Подпроцедура
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SubProc subProc;
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int subproc_id = 0;
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subproc_id = querySubProc.value(0).toString().toInt();
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subProc.setDmCode(querySubProc.value(1).toString());
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subProc.setTitle(querySubProc.value(2).toString());
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subProc.setModeListStr(querySubProc.value(3).toString());
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task.listSubProc.append(subProc);
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};
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}
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else
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{
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resBool = db->rollback();
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return QList<TaskAmmFim>();
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}
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listTasks.append(task);
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}
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}
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else
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{
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resBool = db->rollback();
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return QList<TaskAmmFim>();
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}
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resBool = db->commit();
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return listTasks;
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}
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TaskAmmFim DataBaseLMS::selectTaskAMMbyID(int id_task)
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{
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TaskAmmFim task;
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QString queryStr;
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bool resBool = false;
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resBool = db->transaction();
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queryStr = QString("SELECT tasks_amm.task_id, tasks_amm.title, tasks_amm.dm_code, tasks_amm.status "
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"FROM public.tasks_amm "
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"WHERE tasks_amm.task_id = %1 "
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"ORDER BY tasks_amm.task_id ASC").arg(
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id_task);
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QSqlQuery query = QSqlQuery(*db);
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if(queryExec(queryStr, &query))
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{
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if (query.first())
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{//Задача
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task.setID(query.value(0).toInt());
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task.ammProcedure.title = query.value(1).toString();
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task.ammProcedure.dmCode = query.value(2).toString();
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task.status = query.value(3).toString();
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//Выгребаем все subproc для этой задачи
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queryStr = QString("SELECT subprocs.subproc_id, subprocs.dm_code, subprocs.title, subprocs.canplay, "
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"tasks_amm.task_id "
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"FROM public.subprocs JOIN public.tasks_amm ON tasks_amm.task_id = subprocs.fk_task_amm_id "
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"WHERE subprocs.fk_task_amm_id = %1 "
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"ORDER BY subprocs.subproc_id ASC").arg(
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task.getID());
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QSqlQuery querySubProc = QSqlQuery(*db);
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if(queryExec(queryStr, &querySubProc))
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{
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while (querySubProc.next())
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{//Подпроцедура
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SubProc subProc;
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int subproc_id = 0;
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subproc_id = querySubProc.value(0).toString().toInt();
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subProc.setDmCode(querySubProc.value(1).toString());
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subProc.setTitle(querySubProc.value(2).toString());
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subProc.setModeListStr(querySubProc.value(3).toString());
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task.listSubProc.append(subProc);
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};
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}
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else
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{
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resBool = db->rollback();
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return TaskAmmFim();
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}
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}
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}
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else
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{
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resBool = db->rollback();
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return TaskAmmFim();
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}
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resBool = db->commit();
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return task;
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}
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