Change employee to a left join

src/Server/Controllers/CompanyController.cs

@@ -29,6 +29,10 @@ namespace BoredCareers.Controllers {
                     Company? test = await _databaseService.GetCompany(company.ID);
                     if (test == null) {
                         await _databaseService.SetCompany(company);
+                        await _databaseService.SetEmployee(new Employee() {
+                            AccountID = getLoggedInUserID(),
+                            Company = company
+                        });
                         return Ok();
                     }
                     return NotFound("The company already exists");

src/Server/Controllers/EmployeeController.cs

@@ -34,7 +34,7 @@ namespace BoredCareers.Controllers {
         [HttpPost]
         public async Task<IActionResult> SetEmployee([FromBody] Employee employee) {
             if (isLoggedIn()) {
-                if (await isLoggedInUserEmployeeOf(employee.CompanyID)) {
+                if (await isLoggedInUserEmployeeOf(employee.Company.ID)) {
                     await _databaseService.SetEmployee(employee);
                     return Ok();
                 }
@@ -48,7 +48,7 @@ namespace BoredCareers.Controllers {
             if (isLoggedIn()) {
                 Employee? employee = await _databaseService.GetEmployee(EmployeeID);
                 if (employee != null) {
-                    if (await isLoggedInUserEmployeeOf(employee.CompanyID)) {
+                    if (await isLoggedInUserEmployeeOf(employee.Company.ID)) {
                         await _databaseService.DeleteEmployee(EmployeeID);
                         return Ok();
                     }

src/Server/Controllers/MistoxControllerBase.cs

@@ -36,7 +36,7 @@ namespace BoredCareers.Controllers {
         }
 
         public async Task<bool> isLoggedInUserEmployeeOf(int CompanyID) {
-            Employee[] employees = await _databaseService.GetEmployees(CompanyID);
+            Employee[] employees = await _databaseService.GetEmployeesFromCompany(CompanyID);
             foreach (Employee cur in employees) {
                 if (getLoggedInUserID() == cur.AccountID) {
                     return true;