Delete records procedure fixing
svk28
parent
1fa7c96d1b
commit
59b55c1e0f
20
dm.py
20
dm.py
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@ -207,8 +207,10 @@ def selectData(tbl):
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if db_type == "mysql":
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field_replace = field_replace.replace(",", ",' ',")
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#subqwery = "(SELECT CONCAT(" + field_replace + ") FROM " + subqwery + " WHERE " + table1 + "." + field1 + "=" + tbl + "." + field + ") AS " + field
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subqwery = "(SELECT CONCAT({}) FROM {} WHERE {}.{}={}.{}) AS {}"\
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.format(field_replace,subqwery,table1,field1,tbl,field,field)
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# subqwery = "(SELECT CONCAT({}) FROM {} WHERE {}.{}={}.{}) AS {}"\
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# .format(field_replace,subqwery,table1,field1,tbl,field,field)
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subqwery = "(SELECT CONCAT('>', {}, '<', {}) FROM {} WHERE {}.{}={}.{}) AS {}"\
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.format(field,field_replace,subqwery,table1,field1,tbl,field,field)
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elif db_type == "sqlite":
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field_replace = field_replace.replace(",", " || ' ' ||")
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#subqwery = "(SELECT (" + field_replace + ") FROM " + subqwery +" WHERE "+ table1 + "." + field1 +"="+ tbl +"."+ field +") AS " + field
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@ -217,7 +219,7 @@ def selectData(tbl):
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qwery = qwery.replace(field, subqwery)
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#qwery = qwery.rstrip(',') + " FROM " + tbl + " LIMIT 10000"
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qwery = '{} FROM {} LIMIT 10000'.format(qwery.rstrip(','), tbl)
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#print(qwery)
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print(qwery)
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c.execute(qwery)
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return c.fetchall()
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@ -397,7 +399,7 @@ def selectDataFromDB(tblName, fieldName, fieldValue):
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#qwery = qwery.rstrip(',') + " FROM " + tblName + " WHERE " + fieldName + '=' + fieldValue
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qwery = '{} FROM {} WHERE {}={}'.format(qwery.rstrip(','), tblName, fieldName, fieldValue)
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#print(qwery)
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print(qwery)
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c.execute(qwery)
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return c.fetchall()
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@ -431,22 +433,26 @@ def getTablesDescriptionOfName(tblName):
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# Удаление записи из БД
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def deleteRecordsFromDB(tableName, valueList):
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global c, db_type
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global c, db_type, conn
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qwery = 'DELETE FROM {} WHERE '.format(tableName)
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print(qwery)
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#print(qwery)
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subQwery=''
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i = 0
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for item in getFields(tableName):
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print(item[0], item[1])
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if item[1] == 'integer':
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#subQwery = subQwery + item[0] + '=' + valueList[i] + ' AND '
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subQwery = '{}{}={} AND'.format(subQwery, item[0], valueList[i])
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subQwery = '{}{}={} AND '.format(subQwery, item[0], valueList[i])
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else:
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#subQwery = subQwery + item[0] + '=\'' + valueList[i] + '\' AND '
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subQwery = "{}{}='{}' AND ".format(subQwery, item[0], valueList[i])
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i += 1
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qwery += subQwery
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qwery = qwery.rstrip('AND ').replace("='None'", " IS NULL")
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print(qwery)
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c.execute(qwery)
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conn.commit()
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return
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#initDBstructure()
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firstInit()
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66
gui.py
66
gui.py
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@ -39,9 +39,9 @@ class MyTable(QTableWidget):
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if action == delRecord:
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row = self.rowAt(event.pos().y())
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col = self.columnAt(event.pos().x())
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print("Удаляем row:%d, col:%d" % (row, col))
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#print("Удаляем row:%d, col:%d" % (row, col))
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item = self.item(self.currentIndex().row(), self.currentIndex().column())
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print("Запись" + item.text())
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#print("Запись" + item.text())
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self.delRecord(row)
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elif action == addRecord:
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print("Добавить запись ")
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@ -54,18 +54,21 @@ class MyTable(QTableWidget):
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#print(self.cursor().pos().x())
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#self.contextMenuEvent(self.cursor())
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for currentQTableWidgetItem in self.selectedItems():
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print(currentQTableWidgetItem.row(), currentQTableWidgetItem.column(), currentQTableWidgetItem.text())
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print(currentQTableWidgetItem, currentQTableWidgetItem.row(), currentQTableWidgetItem.column(), currentQTableWidgetItem.text())
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# удаление записи
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def delRecord(self, row):
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valueList = []
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#print(self.dbTableName, row, self.statusTip())
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i = 0
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print(self.columnCount())
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#print(self.columnCount())
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while i < self.columnCount():
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valueList.append(self.item(row, i).text())
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print(self.item(row, i).text())
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if self.item(row, i):
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valueList.append(self.item(row, i).text())
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else:
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valueList.append('')
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#print(self.item(row, i).text())
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i += 1
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dm.deleteRecordsFromDB(self.dbTableName, valueList)
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deleteRecord(self, row, self.dbTableName, valueList)
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# Диалог выбора связанных данных
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class RelationDataView(QMainWindow):
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@ -324,7 +327,7 @@ def clickTablesList(dbTableName, tblDataWidget, data='NULL'):
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# вставка данных в табличный виджет
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def addDataIntoTable(dbTableName, tblDataWidget, data='NULL'):
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global dbTablesList, tabRelationsData
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global dbTablesList, tabRelationsData, dbFieldRelationValueList
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if data == 'NULL':
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data = dm.selectData(dbTableName)
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fieldNames = dm.getTableStructure(dbTableName)
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@ -349,16 +352,31 @@ def addDataIntoTable(dbTableName, tblDataWidget, data='NULL'):
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# установка заголовков столбцов таблицы
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tblDataWidget.setHorizontalHeaderItem(n, QTableWidgetItem(fDescr))
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n += 1
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n = 0
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m = 0
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dbFieldRelationValueList = []
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for key in data:
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m = 0
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n = 0
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#print(fieldNames, '\n', key)
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for item in key:
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#print(m, n, item)
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listRelationTableAndField = dm.getRelationsForField(dbTableName, fieldNames[n][0])
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#print('--->', fieldNames[n][1])
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if listRelationTableAndField != 'q':
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#print('yahooooo', fieldNames[n][0])
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itemString = dm.re.search('>([0-9])+<(.+)', str(item))
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if itemString:
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#print('--->',itemString.groups())
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newitem = QTableWidgetItem(itemString.groups()[1])
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dbFieldRelationValueList.append([newitem, m, n, itemString.groups()[0], itemString.groups()[1]])
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else:
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newitem = QTableWidgetItem(str(item))
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# преобразуем все типы в строку
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newitem = QTableWidgetItem(str(item))
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tblDataWidget.setItem(m, n, newitem)
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n += 1
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m += 1
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#print(dbFieldRelationValueList)
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# Показ менб и панели инструментов
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def showMenuToolbar(window):
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newAction = QAction(QIcon('img/new.gif'), 'Добавить', window)
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@ -480,8 +498,30 @@ def showRelationsRecords(fieldIndex, fieldValue):
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# пишем название активной таблицы БД в строку статуса
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tblRelationsData.setStatusTip(tbl)
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def deleteRecord(tableWidget, row, dbTableName, valueList):
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global dbFieldRelationValueList
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#print(tableWidget, row, dbTableName, valueList)
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#print(self.columnCount())
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i = 0
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#print(valueList)
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for val in valueList:
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#print(tableWidget.item(row, i))
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#print('Значение из таблицы-->',valueList[i])
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for item in dbFieldRelationValueList:
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if item[0] == tableWidget.item(row, i):
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#print(item[0])
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#print('еще значение',tableWidget.item(row, i).text(), item[0])
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value = item[3]
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valueList.pop(i)
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valueList.insert(i, item[3])
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i += 1
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#print(valueList)
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dm.deleteRecordsFromDB(dbTableName, valueList)
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def main():
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global dbTablesList, listDBTables, tabRelationsData
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global dbTablesList, listDBTables, tabRelationsData, dbFieldRelationValueList
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dbFieldRelationValueList = []
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app = QApplication(sys.argv)
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mainWin = QMainWindow()
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workArea = QWidget()
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