Files
LeafWeb/Web/Controllers/LeafInputController.cs
T

95 lines
2.7 KiB
C#

using System;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using LeafWeb.Core.Models;
using LeafWeb.Web.Attributes;
using LeafWeb.Web.ViewModels.LeafInput;
namespace LeafWeb.Web.Controllers
{
public class LeafInputController : ControllerBase
{
public ActionResult Index()
{
// initialize the session storage to retain SessionID between requests
Session["placeholder"] = 0;
return View();
}
private FileInfo[] GetBackloadDirectoryFiles(string directoryName)
{
var path = Path.Combine(Server.MapPath("~/Files/"), directoryName + "\\");
var directory = new DirectoryInfo(path);
return
!directory.Exists
? new FileInfo[] {}
: directory.GetFiles();
}
private void DeleteBackloadDirectory(string directoryName)
{
var path = Path.Combine(Server.MapPath("~/Files/"), directoryName + "\\");
var directory = new DirectoryInfo(path);
if (directory.Exists)
directory.Delete(true);
}
[HttpParamAction]
[HttpPost]
public ActionResult Index(CreateViewModel viewModel)
{
// directory name is the sessionID
var files = GetBackloadDirectoryFiles(Session.SessionID);
if (!files.Any())
ModelState.AddModelError("Files", "Must select at least one file");
if (ModelState.IsValid && !IsHttpParamActionMatch()) // HttpParamMatch indicates it's backing out from Confirm
{
// Go to confirmation
var confirmViewModel = new ConfirmViewModel(viewModel, files.Select(f => f.Name).ToArray());
return View("Confirm", confirmViewModel);
}
return View("Index");
}
[HttpParamAction]
[HttpPost]
public ActionResult Confirm(CreateViewModel viewModel)
{
// directory name is the sessionID
var files = GetBackloadDirectoryFiles(Session.SessionID);
if (!files.Any())
{
ModelState.AddModelError("Files", "Must select at least one file");
}
if (ModelState.IsValid)
{
// convert viewModel into Model
var leafInput = viewModel.GetFileInput();
// load files into LeafInputFile
leafInput.LeafInputFiles =
(from f in files
let bytes = System.IO.File.ReadAllBytes(f.FullName)
select new LeafInputFile {Filename = f.Name, Contents = bytes}).ToList();
// Save to db
DataService.AddLeafInput(leafInput);
DeleteBackloadDirectory(Session.SessionID);
SetStatusMessage(
HttpUtility.HtmlEncode(
$"A data set has submitted for '{viewModel.Identifier}' from '{viewModel.SiteId}'. " + Environment.NewLine
+ $"When complete, an email will be delivered to {viewModel.Name} <{viewModel.Email}> with results."),
StatusType.Success);
return RedirectToAction("Index");
}
return View("Index", viewModel);
}
}
}