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Working version: Rents done

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This commit is contained in:
Dimitar Byalkov
2022-04-09 05:56:40 +03:00
parent 9c857a9458
commit 7500102564
3 changed files with 50 additions and 21 deletions
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59
RentACar/WebApp/Controllers/RentsController.cs
View File

@@ -8,6 +8,7 @@ using Microsoft.EntityFrameworkCore;
using Data; using Data;
using Data.Entities; using Data.Entities;
using Microsoft.AspNetCore.Authorization; using Microsoft.AspNetCore.Authorization;
using System.Text;
namespace WebApp.Controllers namespace WebApp.Controllers
{ {
@@ -61,15 +62,27 @@ namespace WebApp.Controllers
[Authorize] [Authorize]
public async Task<IActionResult> Create(Rents rents) public async Task<IActionResult> Create(Rents rents)
{ {
if (ModelState.IsValid) if (ModelState.IsValid)
{ {
var car = _context.Cars.FirstOrDefault(car => car.Id == 1); try
rents.Car = car; {
var user = _context.Users.FirstOrDefault(user => user.UserName == User.Identity.Name); if (CarIsAvailable(rents.CarId, rents.StartDate, rents.EndDate))
rents.User = user; {
_context.Add(rents); var car = _context.Cars.FirstOrDefault(car => car.Id == rents.CarId);
await _context.SaveChangesAsync(); rents.Car = car;
var user = _context.Users.FirstOrDefault(user => user.UserName == User.Identity.Name);
rents.User = user;
_context.Add(rents);
}
else throw new ArgumentOutOfRangeException("Selected car is unavailable at the chosen times.");
await _context.SaveChangesAsync();
}
catch (ArgumentOutOfRangeException e)
{
byte[] data = Encoding.UTF8.GetBytes(e.ParamName + " <a href=\"javascript:history.back()\">Back</a>");
Response.ContentType = "text/html";
await Response.Body.WriteAsync(data, 0, data.Length);
}
return RedirectToAction(nameof(Index)); return RedirectToAction(nameof(Index));
} }
return View(rents); return View(rents);
@@ -104,8 +117,12 @@ namespace WebApp.Controllers
{ {
try try
{ {
_context.Update(rents); if (CarIsAvailable(rents.CarId, rents.StartDate, rents.EndDate))
await _context.SaveChangesAsync(); {
_context.Update(rents);
await _context.SaveChangesAsync();
}
else throw new ArgumentOutOfRangeException("Selected car is unavailable at the chosen times.");
} }
catch (DbUpdateConcurrencyException) catch (DbUpdateConcurrencyException)
{ {
@@ -118,6 +135,12 @@ namespace WebApp.Controllers
throw; throw;
} }
} }
catch (ArgumentOutOfRangeException ex)
{
byte[] data = Encoding.UTF8.GetBytes(ex.ParamName + " <a href=\"javascript:history.back()\">Back</a>");
Response.ContentType = "text/html";
await Response.Body.WriteAsync(data, 0, data.Length);
}
return RedirectToAction(nameof(Index)); return RedirectToAction(nameof(Index));
} }
return View(rents); return View(rents);
@@ -160,16 +183,22 @@ namespace WebApp.Controllers
} }
public bool CarIsAvailable(int carId, DateTime startDate, DateTime endDate) public bool CarIsAvailable(int carId, DateTime startDate, DateTime endDate)
{ {
var rents = _context.Rents.Where(x => x.Car.Id == carId); var rents = _context.Rents.Where(x => x.CarId == carId);
if (rents != null) foreach (var item in rents)
{ {
foreach (var item in rents) if (item.StartDate > item.EndDate)
throw new ArgumentException("A start can not be after its end.");
if (startDate > endDate)
throw new ArgumentException("B start can not be after its end.");
if (!((item.EndDate < startDate && item.StartDate < startDate) ||
(endDate < item.StartDate && startDate < item.StartDate)))
{ {
return !(item.StartDate < endDate && startDate < item.EndDate); return false;
} }
return false;
} }
else return true; return true;
} }
} }
} }

6
RentACar/WebApp/Views/Rents/Create.cshtml
View File

@@ -10,9 +10,9 @@
<div class="col-md-4"> <div class="col-md-4">
<form asp-action="Create"> <form asp-action="Create">
<div class="form-group"> <div class="form-group">
<label asp-for="Car.Id" class="control-label"></label> <label asp-for="CarId" class="control-label"></label>
<input asp-for="Car.Id" class="form-control" /> <input asp-for="CarId" class="form-control" />
<span asp-validation-for="Car.Id" class="text-danger"></span> <span asp-validation-for="CarId" class="text-danger"></span>
</div> </div>
<div asp-validation-summary="ModelOnly" class="text-danger"></div> <div asp-validation-summary="ModelOnly" class="text-danger"></div>
<div class="form-group"> <div class="form-group">

6
RentACar/WebApp/Views/Rents/Edit.cshtml
View File

@@ -12,9 +12,9 @@
<div asp-validation-summary="ModelOnly" class="text-danger"></div> <div asp-validation-summary="ModelOnly" class="text-danger"></div>
<input type="hidden" asp-for="Id" /> <input type="hidden" asp-for="Id" />
<div class="form-group"> <div class="form-group">
<label asp-for="Car.Id" class="control-label"></label> <label asp-for="CarId" class="control-label"></label>
<input asp-for="Car.Id" class="form-control" /> <input asp-for="CarId" class="form-control" />
<span asp-validation-for="Car.Id" class="text-danger"></span> <span asp-validation-for="CarId" class="text-danger"></span>
</div> </div>
<div class="form-group"> <div class="form-group">
<label asp-for="StartDate" class="control-label"></label> <label asp-for="StartDate" class="control-label"></label>