public async Task <IActionResult> AddBlockCompany(string CompanyName, int?returnPage = 0)
{
try
{
// 檢查 Session 儲存的工作列表是否為空
string JobListStr = HttpContext.Session.GetString("jobList");
if (JobListStr == null)
{
ViewBag.Error = "系統忙碌中，請稍後再試 >___<";
return(View("~/Views/Shared/ErrorPage.cshtml"));
}
// 紀錄之前所在的工作列表分頁
returnPage = returnPage == null ? 0 : returnPage;
if (returnPage != 0)
{
HttpContext.Session.SetInt32("returnPage", (int)returnPage);
}
// 調用 SettingService 提供的函數將該公司添加到該用戶的所有設定檔，若中途出錯則跳轉到指定的錯誤頁面
string ErrorMessage = SettingService.AddBlockCompany(_context, User.Identity.Name, CompanyName);
if (ErrorMessage != null)
{
ViewBag.Error = ErrorMessage;
return(View("~/Views/Shared/ErrorPage.cshtml"));
}
// 若中途沒有出錯則寫入變更到DB
await _context.SaveChangesAsync();
// 檢查 Session 儲存的工作列表，去除該公司所提供的工作
JobList jobs = JsonConvert.DeserializeObject <JobList>(JobListStr);
JobList validJobs = JobService.GetValidJobs(jobs, CompanyName);
HttpContext.Session.SetString("jobList", JsonConvert.SerializeObject(validJobs));
// 跳轉回之前所在的工作列表分頁(分頁判斷的邏輯在 Job/Index )
return(RedirectToRoute(new { controller = "Job", action = "Index" }));
}
catch (Exception)
{
ViewBag.Error = "系統忙碌中，請稍後再試 >___<";
return(View("~/Views/Shared/ErrorPage.cshtml"));
}
}
