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фулл лаба. Данные переносятся туда обратно, работа именно с выбранной БД, ну и по мелочи

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frog24 2024-05-20 20:33:34 +04:00
parent 6d0b54541c
commit 293282019b
5 changed files with 285 additions and 89 deletions
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14
DepartmentStaffView/DepartmentStaffDatabase/Abstracts.cs
View File

@ -8,7 +8,7 @@ namespace DepartmentStaffDatabase
{
public abstract class Abstracts
{
public abstract void CreateDepartment(Department department);
public abstract void CreateDepartment(Department department, bool isChangedBD = false);
public abstract void UpdateDepartment(Department department);
public abstract void DeleteDepartment(int id);
public abstract Department GetDepartment(int id);
@ -16,15 +16,15 @@ namespace DepartmentStaffDatabase
public abstract List<Department> GetDepartments();
public abstract void DeleteDepartments();
public abstract void CreatePosition(Position position);
public abstract void CreatePosition(Position position, bool isChangedBD = false);
public abstract void UpdatePosition(Position position);
public abstract void DeletePosition(int id);
public abstract Position GetPosition(int id);
public abstract Position GetPosition(string positionName);
public abstract List<Position> GetPositions();
public abstract void Deletepositions();
public abstract void DeletePositions();
public abstract void CreateEmployee(Employee employee);
public abstract void CreateEmployee(Employee employee, bool isChangedBD = false);
public abstract void UpdateEmployee(Employee employee);
public abstract void DeleteEmployee(int id);
public abstract Employee GetEmployee(int id);
@ -32,14 +32,14 @@ namespace DepartmentStaffDatabase
public abstract List<Employee> GetEmployees();
public abstract void DeleteEmployees();
public abstract void CreateContract(Contract contract);
public abstract void CreateContract(Contract contract, bool isChangedBD = false);
public abstract void UpdateContract(Contract contract);
public abstract void DeleteContract(int id);
public abstract Contract GetContract(int id);
public abstract List<Contract> GetContracts();
public abstract void DeleteContracts();
public abstract void CreateCourse(Course course);
public abstract void CreateCourse(Course course, bool isChangedBD = false);
public abstract void UpdateCourse(Course course);
public abstract void DeleteCourse(int id);
public abstract Course GetCourse(int id);
@ -47,7 +47,7 @@ namespace DepartmentStaffDatabase
public abstract void DeleteCourses();
public abstract void CreateEmployee_Course(Employee_Course employee_course);
public abstract void CreateEmployee_Course(Employee_Course employee_course, bool isChangedBD = false);
public abstract void DeleteEmployee_Course(int empId, int courseId);
public abstract Employee_Course GetEmployee_Course(int empId, int courseId);
public abstract List<Employee_Course> GetEmployee_Courses();

143
DepartmentStaffView/DepartmentStaffDatabase/Implements.cs
View File

@ -14,15 +14,27 @@ namespace DepartmentStaffDatabase
{
return new NpgsqlConnection("Host=192.168.56.103;Username=postgres;Password=postgres;Database=TestLab3");
}
public override void CreateDepartment(Department department)
public override void CreateDepartment(Department department, bool isChangedBD = false)
{
using var conn = GetConnect();
conn.Open();
using var cmd = new NpgsqlCommand
("INSERT INTO department VALUES (nextval('Department_seq'), @Name, @Head)", conn);
cmd.Parameters.AddWithValue("@name", department.DepartmentName);
cmd.Parameters.AddWithValue("@head", department.Head);
cmd.ExecuteNonQuery();
if (!isChangedBD)
{
using var cmd = new NpgsqlCommand
("INSERT INTO department VALUES (nextval('Department_seq'), @Name, @Head)", conn);
cmd.Parameters.AddWithValue("@name", department.DepartmentName);
cmd.Parameters.AddWithValue("@head", department.Head);
cmd.ExecuteNonQuery();
}
else
{
using var cmd = new NpgsqlCommand
("INSERT INTO department VALUES (@Id, @Name, @Head)", conn);
cmd.Parameters.AddWithValue("@id", department.Id);
cmd.Parameters.AddWithValue("@name", department.DepartmentName);
cmd.Parameters.AddWithValue("@head", department.Head);
cmd.ExecuteNonQuery();
}
}
public override void UpdateDepartment(Department department)
{
@ -104,16 +116,29 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreatePosition(Position position)
public override void CreatePosition(Position position, bool isChangedBD = false)
{
using var conn = GetConnect();
conn.Open();
using var cmd = new NpgsqlCommand
if (!isChangedBD)
{
using var cmd = new NpgsqlCommand
("INSERT INTO position VALUES (nextval('Position_seq'), @Name, @Salary, @DepartmentId)", conn);
cmd.Parameters.AddWithValue("@name", position.PositionName);
cmd.Parameters.AddWithValue("@salary", position.Salary);
cmd.Parameters.AddWithValue("@departmentId", position.DepartmentId);
cmd.ExecuteNonQuery();
cmd.Parameters.AddWithValue("@name", position.PositionName);
cmd.Parameters.AddWithValue("@salary", position.Salary);
cmd.Parameters.AddWithValue("@departmentId", position.DepartmentId);
cmd.ExecuteNonQuery();
}
else
{
using var cmd = new NpgsqlCommand
("INSERT INTO position VALUES (@Id, @Name, @Salary, @DepartmentId)", conn);
cmd.Parameters.AddWithValue("@id", position.Id);
cmd.Parameters.AddWithValue("@name", position.PositionName);
cmd.Parameters.AddWithValue("@salary", position.Salary);
cmd.Parameters.AddWithValue("@departmentId", position.DepartmentId);
cmd.ExecuteNonQuery();
}
}
public override void UpdatePosition(Position position)
{
@ -189,7 +214,7 @@ namespace DepartmentStaffDatabase
}
return positions;
}
public override void Deletepositions()
public override void DeletePositions()
{
using var conn = GetConnect();
conn.Open();
@ -199,19 +224,35 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreateEmployee(Employee employee)
public override void CreateEmployee(Employee employee, bool isChangedBD = false)
{
using var conn = GetConnect();
conn.Open();
using var cmd = new NpgsqlCommand
("INSERT INTO employee VALUES (nextval('Employee_seq'), @Name, @Birthdate, @Address, @PhoneNumber, @Email, @PositionId)", conn);
cmd.Parameters.AddWithValue("@name", employee.EmployeeName);
cmd.Parameters.AddWithValue("@Birthdate", employee.Birthdate);
cmd.Parameters.AddWithValue("@Address", employee.Address);
cmd.Parameters.AddWithValue("@PhoneNumber", employee.PhoneNumber);
cmd.Parameters.AddWithValue("@Email", employee.Email);
cmd.Parameters.AddWithValue("@PositionId", employee.PositionId);
cmd.ExecuteNonQuery();
if (!isChangedBD)
{
using var cmd = new NpgsqlCommand
("INSERT INTO employee VALUES (nextval('Employee_seq'), @Name, @Birthdate, @Address, @PhoneNumber, @Email, @PositionId)", conn);
cmd.Parameters.AddWithValue("@name", employee.EmployeeName);
cmd.Parameters.AddWithValue("@Birthdate", employee.Birthdate);
cmd.Parameters.AddWithValue("@Address", employee.Address);
cmd.Parameters.AddWithValue("@PhoneNumber", employee.PhoneNumber);
cmd.Parameters.AddWithValue("@Email", employee.Email);
cmd.Parameters.AddWithValue("@PositionId", employee.PositionId);
cmd.ExecuteNonQuery();
}
else
{
using var cmd = new NpgsqlCommand
("INSERT INTO employee VALUES (@Id, @Name, @Birthdate, @Address, @PhoneNumber, @Email, @PositionId)", conn);
cmd.Parameters.AddWithValue("@id", employee.Id);
cmd.Parameters.AddWithValue("@name", employee.EmployeeName);
cmd.Parameters.AddWithValue("@Birthdate", employee.Birthdate);
cmd.Parameters.AddWithValue("@Address", employee.Address);
cmd.Parameters.AddWithValue("@PhoneNumber", employee.PhoneNumber);
cmd.Parameters.AddWithValue("@Email", employee.Email);
cmd.Parameters.AddWithValue("@PositionId", employee.PositionId);
cmd.ExecuteNonQuery();
}
}
public override void UpdateEmployee(Employee employee)
{
@ -310,16 +351,29 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreateContract(Contract contract)
public override void CreateContract(Contract contract, bool isChangedBD = false)
{
using var conn = GetConnect();
conn.Open();
using var cmd = new NpgsqlCommand
("INSERT INTO contract VALUES (nextval('Contract_seq'), @DateOfConclusin, @Duration, @EmployeeId)", conn);
cmd.Parameters.AddWithValue("@dateOfConclusin", contract.DateOfConclusion);
cmd.Parameters.AddWithValue("@duration", contract.Duration);
cmd.Parameters.AddWithValue("@employeeId", contract.EmployeeId);
cmd.ExecuteNonQuery();
if (!isChangedBD)
{
using var cmd = new NpgsqlCommand
("INSERT INTO contract VALUES (nextval('Contract_seq'), @DateOfConclusin, @Duration, @EmployeeId)", conn);
cmd.Parameters.AddWithValue("@dateOfConclusin", contract.DateOfConclusion);
cmd.Parameters.AddWithValue("@duration", contract.Duration);
cmd.Parameters.AddWithValue("@employeeId", contract.EmployeeId);
cmd.ExecuteNonQuery();
}
else
{
using var cmd = new NpgsqlCommand
("INSERT INTO contract VALUES (@Id, @DateOfConclusin, @Duration, @EmployeeId)", conn);
cmd.Parameters.AddWithValue("@id", contract.Id);
cmd.Parameters.AddWithValue("@dateOfConclusin", contract.DateOfConclusion);
cmd.Parameters.AddWithValue("@duration", contract.Duration);
cmd.Parameters.AddWithValue("@employeeId", contract.EmployeeId);
cmd.ExecuteNonQuery();
}
}
public override void UpdateContract(Contract contract)
{
@ -387,16 +441,29 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreateCourse(Course course)
public override void CreateCourse(Course course, bool isChangedBD = false)
{
using var conn = GetConnect();
conn.Open();
using var cmd = new NpgsqlCommand
("INSERT INTO course VALUES (nextval('Course_seq'), @EventDateb, @HoursNumber, @Result)", conn);
cmd.Parameters.AddWithValue("@EventDateb", course.DateOfEvent);
cmd.Parameters.AddWithValue("@HoursNumber", course.HoursNumber);
cmd.Parameters.AddWithValue("@Result", course.Result);
cmd.ExecuteNonQuery();
if (!isChangedBD)
{
using var cmd = new NpgsqlCommand
("INSERT INTO course VALUES (nextval('Course_seq'), @EventDateb, @HoursNumber, @Result)", conn);
cmd.Parameters.AddWithValue("@EventDateb", course.DateOfEvent);
cmd.Parameters.AddWithValue("@HoursNumber", course.HoursNumber);
cmd.Parameters.AddWithValue("@Result", course.Result);
cmd.ExecuteNonQuery();
}
else
{
using var cmd = new NpgsqlCommand
("INSERT INTO course VALUES (@Id, @EventDateb, @HoursNumber, @Result)", conn);
cmd.Parameters.AddWithValue("@Id", course.Id);
cmd.Parameters.AddWithValue("@EventDateb", course.DateOfEvent);
cmd.Parameters.AddWithValue("@HoursNumber", course.HoursNumber);
cmd.Parameters.AddWithValue("@Result", course.Result);
cmd.ExecuteNonQuery();
}
}
public override void UpdateCourse(Course course)
{
@ -464,7 +531,7 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreateEmployee_Course(Employee_Course employee_course)
public override void CreateEmployee_Course(Employee_Course employee_course, bool isChangedBD = false)
{
using var conn = GetConnect();
conn.Open();

73
DepartmentStaffView/DepartmentStaffDatabase/MongoImplements.cs
View File

@ -33,14 +33,17 @@ namespace DepartmentStaffDatabase
_employee_CourseCollection = _database.GetCollection<Employee_Course>("employee_courses");
}
public override void CreateDepartment(Department department)
public override void CreateDepartment(Department department, bool isChangedBD = false)
{
var maxId = 0;
if (GetDepartments().Count > 0)
if (!isChangedBD)
{
maxId = _departmentCollection.AsQueryable().Max(dep => dep.Id);
var maxId = 0;
if (GetDepartments().Count > 0)
{
maxId = _departmentCollection.AsQueryable().Max(dep => dep.Id);
}
department.Id = maxId + 1;
}
department.Id = maxId + 1;
_departmentCollection.InsertOne(department);
}
public override void UpdateDepartment(Department department)
@ -70,14 +73,17 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreatePosition(Position position)
public override void CreatePosition(Position position, bool isChangedBD = false)
{
var maxId = 0;
if (GetPositions().Count > 0)
if (!isChangedBD)
{
maxId = _positionCollection.AsQueryable().Max(pos => pos.Id);
var maxId = 0;
if (GetPositions().Count > 0)
{
maxId = _positionCollection.AsQueryable().Max(pos => pos.Id);
}
position.Id = maxId + 1;
}
position.Id = maxId + 1;
_positionCollection.InsertOne(position);
}
public override void UpdatePosition(Position position)
@ -105,21 +111,24 @@ namespace DepartmentStaffDatabase
{
return _positionCollection.Find(_ => true).ToList();
}
public override void Deletepositions()
public override void DeletePositions()
{
_positionCollection.DeleteMany(_ => true);
}
//=======================================================================
public override void CreateEmployee(Employee employee)
public override void CreateEmployee(Employee employee, bool isChangedBD = false)
{
var maxId = 0;
if (GetEmployees().Count > 0)
if (!isChangedBD)
{
maxId = _employeeCollection.AsQueryable().Max(emp => emp.Id);
var maxId = 0;
if (GetEmployees().Count > 0)
{
maxId = _employeeCollection.AsQueryable().Max(emp => emp.Id);
}
employee.Id = maxId + 1;
}
employee.Id = maxId + 1;
_employeeCollection.InsertOne(employee);
}
public override void UpdateEmployee(Employee employee)
@ -152,19 +161,22 @@ namespace DepartmentStaffDatabase
}
public override void DeleteEmployees()
{
_positionCollection.DeleteMany(_ => true);
_employeeCollection.DeleteMany(_ => true);
}
//=======================================================================
public override void CreateContract(Contract contract)
public override void CreateContract(Contract contract, bool isChangedBD = false)
{
var maxId = 0;
if (GetContracts().Count > 0)
if (!isChangedBD)
{
maxId = _contractCollection.AsQueryable().Max(con => con.Id);
var maxId = 0;
if (GetContracts().Count > 0)
{
maxId = _contractCollection.AsQueryable().Max(con => con.Id);
}
contract.Id = maxId + 1;
}
contract.Id = maxId + 1;
_contractCollection.InsertOne(contract);
}
public override void UpdateContract(Contract contract)
@ -190,19 +202,22 @@ namespace DepartmentStaffDatabase
}
public override void DeleteContracts()
{
_positionCollection.DeleteMany(_ => true);
_contractCollection.DeleteMany(_ => true);
}
//=======================================================================
public override void CreateCourse(Course course)
public override void CreateCourse(Course course, bool isChangedBD = false)
{
var maxId = 0;
if (GetCourses().Count > 0)
if (!isChangedBD)
{
maxId = _courseCollection.AsQueryable().Max(crs => crs.Id);
var maxId = 0;
if (GetCourses().Count > 0)
{
maxId = _courseCollection.AsQueryable().Max(crs => crs.Id);
}
course.Id = maxId + 1;
}
course.Id = maxId + 1;
_courseCollection.InsertOne(course);
}
public override void UpdateCourse(Course course)
@ -233,7 +248,7 @@ namespace DepartmentStaffDatabase
//=======================================================================
public override void CreateEmployee_Course(Employee_Course employee_course)
public override void CreateEmployee_Course(Employee_Course employee_course, bool isChangedBD = false)
{
var maxId = 0;
if (GetEmployee_Courses().Count > 0)

39
DepartmentStaffView/DepartmentStaffView/FormMain.Designer.cs generated
View File

@ -43,7 +43,8 @@
buttonEmployeesDelete = new Button();
buttonEmployeesUpdate = new Button();
buttonEmployeesCreate = new Button();
radioButtonMongo = new RadioButton();
checkBox1 = new CheckBox();
label1 = new Label();
SuspendLayout();
//
// buttonDepartments
@ -196,25 +197,34 @@
buttonEmployeesCreate.UseVisualStyleBackColor = true;
buttonEmployeesCreate.Click += buttonEmployeesCreate_Click;
//
// radioButtonMongo
// checkBox1
//
radioButtonMongo.AutoSize = true;
radioButtonMongo.ImageAlign = ContentAlignment.TopRight;
radioButtonMongo.Location = new Point(561, 341);
radioButtonMongo.Name = "radioButtonMongo";
radioButtonMongo.Size = new Size(79, 19);
radioButtonMongo.TabIndex = 16;
radioButtonMongo.TabStop = true;
radioButtonMongo.Text = "MongoDB";
radioButtonMongo.UseVisualStyleBackColor = true;
radioButtonMongo.CheckedChanged += radioButtonMongo_CheckedChanged;
checkBox1.AutoSize = true;
checkBox1.Location = new Point(557, 343);
checkBox1.Name = "checkBox1";
checkBox1.Size = new Size(80, 19);
checkBox1.TabIndex = 17;
checkBox1.Text = "MongoDB";
checkBox1.UseVisualStyleBackColor = true;
checkBox1.CheckedChanged += radioButtonMongo_CheckedChanged;
//
// label1
//
label1.AutoSize = true;
label1.Font = new Font("Segoe UI", 12F, FontStyle.Regular, GraphicsUnit.Point);
label1.Location = new Point(349, 339);
label1.Name = "label1";
label1.Size = new Size(202, 21);
label1.TabIndex = 18;
label1.Text = "Тeкущая СУБД: PostgreSQL";
//
// FormMain
//
AutoScaleDimensions = new SizeF(7F, 15F);
AutoScaleMode = AutoScaleMode.Font;
ClientSize = new Size(649, 371);
Controls.Add(radioButtonMongo);
Controls.Add(label1);
Controls.Add(checkBox1);
Controls.Add(buttonEmployeesDelete);
Controls.Add(buttonEmployeesUpdate);
Controls.Add(buttonEmployeesCreate);
@ -253,6 +263,7 @@
private Button buttonEmployeesDelete;
private Button buttonEmployeesUpdate;
private Button buttonEmployeesCreate;
private RadioButton radioButtonMongo;
private CheckBox checkBox1;
private Label label1;
}
}

105
DepartmentStaffView/DepartmentStaffView/FormMain.cs
View File

@ -248,17 +248,120 @@ namespace DepartmentStaffView
MessageBox.Show("Удалено 200 работников за " + (end - start).Milliseconds.ToString() + " миллисекунд");
}
//перевод из постгреса в монго
private void changeToMongoDB()
{
MongoImplements mongoImplements = new();
Implements postreImplements = new();
//все удалил
mongoImplements.DeleteEmployee_Courses();
mongoImplements.DeleteContracts();
mongoImplements.DeleteCourses();
mongoImplements.DeleteEmployees();
mongoImplements.DeletePositions();
mongoImplements.DeleteDepartments();
//взял данные из постгреса
var listDepartments = postreImplements.GetDepartments();
var listPositions = postreImplements.GetPositions();
var listEmployees = postreImplements.GetEmployees();
var listCourses = postreImplements.GetCourses();
var listContracts = postreImplements.GetContracts();
var listEmployee_Courses = postreImplements.GetEmployee_Courses();
//заношу в монго
foreach (var element in listDepartments)
{
mongoImplements.CreateDepartment(element, true);
}
foreach (var element in listPositions)
{
mongoImplements.CreatePosition(element, true);
}
foreach (var element in listEmployees)
{
mongoImplements.CreateEmployee(element, true);
}
foreach (var element in listCourses)
{
mongoImplements.CreateCourse(element, true);
}
foreach (var element in listContracts)
{
mongoImplements.CreateContract(element, true);
}
foreach (var element in listEmployee_Courses)
{
mongoImplements.CreateEmployee_Course(element, true);
}
}
private void changeToPostgreSQL()
{
MongoImplements mongoImplements = new();
Implements postreImplements = new();
//все удалил
postreImplements.DeleteEmployee_Courses();
postreImplements.DeleteContracts();
postreImplements.DeleteCourses();
postreImplements.DeleteEmployees();
postreImplements.DeletePositions();
postreImplements.DeleteDepartments();
//взял данные из монго
var listDepartments = mongoImplements.GetDepartments();
var listPositions = mongoImplements.GetPositions();
var listEmployees = mongoImplements.GetEmployees();
var listCourses = mongoImplements.GetCourses();
var listContracts = mongoImplements.GetContracts();
var listEmployee_Courses = mongoImplements.GetEmployee_Courses();
//заношу в постгрес
foreach (var element in listDepartments)
{
postreImplements.CreateDepartment(element, true);
}
foreach (var element in listPositions)
{
postreImplements.CreatePosition(element, true);
}
foreach (var element in listEmployees)
{
postreImplements.CreateEmployee(element, true);
}
foreach (var element in listCourses)
{
postreImplements.CreateCourse(element, true);
}
foreach (var element in listContracts)
{
postreImplements.CreateContract(element, true);
}
foreach (var element in listEmployee_Courses)
{
postreImplements.CreateEmployee_Course(element, true);
}
}
private void radioButtonMongo_CheckedChanged(object sender, EventArgs e)
{
if (radioButtonMongo.Checked)
if (checkBox1.Checked)
{
Program.ChangeDB(false);
MessageBox.Show("База данных сменилась на MongoDB");
changeToMongoDB();
MessageBox.Show("Данные были перемещены в БД на MongoDB");
label1.Text = "Тeкущая СУБД: MongoDB";
}
else
{
Program.ChangeDB(true);
MessageBox.Show("База данных сменилась на PostgreSQL");
changeToPostgreSQL();
MessageBox.Show("Данные были перемещены в БД на PostgreSQL");
label1.Text = "Тeкущая СУБД: PostgreSQL";
}
}
}