TripsController.cs
9,235 bytes
| 1 | using SplitApp.WebApp.Application.DTO; |
|---|---|
| 2 | using SplitApp.WebApp.Application.Services; |
| 3 | using SplitApp.Modules.Trips.Domain.Entities; |
| 4 | using SplitApp.Modules.Trips.Domain.Enums; |
| 5 | using SplitApp.Modules.Expenses.Domain.Entities; |
| 6 | using SplitApp.Modules.Expenses.Domain.Enums; |
| 7 | using SplitApp.Modules.Users.Domain.Entities; |
| 8 | using SplitApp.Modules.Users.Domain.Entities; |
| 9 | using Microsoft.AspNetCore.Authorization; |
| 10 | using Microsoft.AspNetCore.Identity; |
| 11 | using Microsoft.AspNetCore.Mvc; |
| 12 | using Microsoft.AspNetCore.Mvc.Rendering; |
| 13 | using SplitApp.WebApp.Hosting.Helpers; |
| 14 | |
| 15 | namespace SplitApp.WebApp.Controllers; |
| 16 | |
| 17 | [Authorize] |
| 18 | public class TripsController : Controller |
| 19 | { |
| 20 | private readonly ITripService _tripService; |
| 21 | private readonly IExpenseService _expenseService; |
| 22 | private readonly IBudgetCategoryService _budgetCategoryService; |
| 23 | private readonly UserManager<AppUser> _userManager; |
| 24 | |
| 25 | public TripsController( |
| 26 | ITripService tripService, |
| 27 | IExpenseService expenseService, |
| 28 | IBudgetCategoryService budgetCategoryService, |
| 29 | UserManager<AppUser> userManager) |
| 30 | { |
| 31 | _tripService = tripService; |
| 32 | _expenseService = expenseService; |
| 33 | _budgetCategoryService = budgetCategoryService; |
| 34 | _userManager = userManager; |
| 35 | } |
| 36 | |
| 37 | private Guid GetUserId() => Guid.Parse(_userManager.GetUserId(User)!); |
| 38 | |
| 39 | // GET: Trips |
| 40 | public async Task<IActionResult> Index() |
| 41 | { |
| 42 | var userId = GetUserId(); |
| 43 | |
| 44 | var trips = await _tripService.GetUserTripsAsync(userId); |
| 45 | |
| 46 | var model = new List<TripIndexViewModel>(); |
| 47 | foreach (var trip in trips) |
| 48 | { |
| 49 | var participant = trip.Participants?.FirstOrDefault(p => p.UserId == userId && p.IsActive); |
| 50 | if (participant == null) continue; |
| 51 | |
| 52 | model.Add(new TripIndexViewModel |
| 53 | { |
| 54 | Id = trip.Id, |
| 55 | Name = trip.Name, |
| 56 | Destination = trip.Destination, |
| 57 | Status = trip.Status, |
| 58 | StartDate = trip.StartDate, |
| 59 | EndDate = trip.EndDate, |
| 60 | Role = participant.Role, |
| 61 | CurrencyCode = trip.DefaultCurrency?.Code ?? "" |
| 62 | }); |
| 63 | } |
| 64 | |
| 65 | return View(model); |
| 66 | } |
| 67 | |
| 68 | // GET: Trips/Details/5 |
| 69 | public async Task<IActionResult> Details(Guid id) |
| 70 | { |
| 71 | var userId = GetUserId(); |
| 72 | |
| 73 | var trip = await _tripService.GetByIdWithDetailsAsync(id, userId); |
| 74 | if (trip == null) return NotFound(); |
| 75 | |
| 76 | // Get participant role |
| 77 | var participants = await _tripService.GetParticipantsAsync(id, userId); |
| 78 | var participant = participants.FirstOrDefault(p => p.UserId == userId); |
| 79 | |
| 80 | var defaultCurrencyCode = trip.DefaultCurrency?.Code ?? "EUR"; |
| 81 | |
| 82 | // Get expenses with details for balance calculation |
| 83 | var expensesAll = await _expenseService.GetByTripIdAsync(id, userId); |
| 84 | |
| 85 | var recentExpenses = expensesAll |
| 86 | .OrderByDescending(e => e.ExpenseDate) |
| 87 | .Take(5) |
| 88 | .ToList(); |
| 89 | |
| 90 | var totalExpenses = expensesAll.Sum(e => |
| 91 | CurrencyConverter.Convert(e.Amount, e.Currency?.Code ?? defaultCurrencyCode, defaultCurrencyCode)); |
| 92 | |
| 93 | // Calculate balances for each participant |
| 94 | var balances = new Dictionary<Guid, SettlementBalanceViewModel>(); |
| 95 | foreach (var p in participants) |
| 96 | { |
| 97 | balances[p.UserId] = new SettlementBalanceViewModel |
| 98 | { |
| 99 | UserId = p.UserId, |
| 100 | UserName = !string.IsNullOrWhiteSpace(p.User?.FullName) |
| 101 | ? p.User!.FullName |
| 102 | : (p.User?.Email ?? "Unknown"), |
| 103 | TotalPaid = 0, |
| 104 | TotalOwed = 0 |
| 105 | }; |
| 106 | } |
| 107 | |
| 108 | foreach (var expense in expensesAll) |
| 109 | { |
| 110 | var expenseWithSplits = await _expenseService.GetByIdWithDetailsAsync(expense.Id, userId); |
| 111 | if (expenseWithSplits == null) continue; |
| 112 | |
| 113 | var expCurrency = expenseWithSplits.Currency?.Code ?? defaultCurrencyCode; |
| 114 | var convertedAmount = CurrencyConverter.Convert(expenseWithSplits.Amount, expCurrency, defaultCurrencyCode); |
| 115 | |
| 116 | if (balances.ContainsKey(expenseWithSplits.PaidByUserId)) |
| 117 | balances[expenseWithSplits.PaidByUserId].TotalPaid += convertedAmount; |
| 118 | |
| 119 | if (expenseWithSplits.Splits != null) |
| 120 | { |
| 121 | foreach (var split in expenseWithSplits.Splits) |
| 122 | { |
| 123 | var convertedSplit = CurrencyConverter.Convert(split.Amount, expCurrency, defaultCurrencyCode); |
| 124 | if (balances.ContainsKey(split.UserId)) |
| 125 | balances[split.UserId].TotalOwed += convertedSplit; |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | // Calculate budget totals (only category-assigned expenses count against budget) |
| 131 | var budgetCategories = await _budgetCategoryService.GetByTripIdAsync(id, userId); |
| 132 | var totalPlanned = budgetCategories.Sum(c => c.PlannedAmount ?? 0); |
| 133 | var totalBudgetSpent = budgetCategories.Sum(c => c.SpentAmount); |
| 134 | var budgetUsedPct = totalPlanned > 0 ? (int)(totalBudgetSpent * 100 / totalPlanned) : 0; |
| 135 | |
| 136 | // Current user's balance |
| 137 | var currentUserBalance = balances.ContainsKey(userId) ? balances[userId].NetBalance : 0; |
| 138 | |
| 139 | ViewData["TripId"] = id; |
| 140 | ViewData["TripName"] = trip.Name; |
| 141 | ViewData["ParticipantCount"] = participants.Count; |
| 142 | ViewData["RecentExpenses"] = recentExpenses; |
| 143 | ViewData["TotalExpenses"] = totalExpenses; |
| 144 | ViewData["UserRole"] = participant?.Role ?? EParticipantRole.Participant; |
| 145 | ViewData["Balances"] = balances.Values.OrderByDescending(b => b.NetBalance).ToList(); |
| 146 | ViewData["CurrentUserBalance"] = currentUserBalance; |
| 147 | ViewData["BudgetUsedPct"] = budgetUsedPct; |
| 148 | ViewData["TotalPlanned"] = totalPlanned; |
| 149 | ViewData["CurrencySymbol"] = trip.DefaultCurrency?.Symbol ?? "\u20ac"; |
| 150 | |
| 151 | return View(trip); |
| 152 | } |
| 153 | |
| 154 | // GET: Trips/Create |
| 155 | public async Task<IActionResult> Create() |
| 156 | { |
| 157 | await PopulateCurrencyDropdown(); |
| 158 | return View(); |
| 159 | } |
| 160 | |
| 161 | // POST: Trips/Create |
| 162 | [HttpPost] |
| 163 | [ValidateAntiForgeryToken] |
| 164 | public async Task<IActionResult> Create(TripBllDto trip) |
| 165 | { |
| 166 | var userId = GetUserId(); |
| 167 | |
| 168 | if (ModelState.IsValid) |
| 169 | { |
| 170 | var created = await _tripService.CreateTripAsync(trip, userId); |
| 171 | return RedirectToAction(nameof(Details), new { id = created.Id }); |
| 172 | } |
| 173 | |
| 174 | await PopulateCurrencyDropdown(trip.DefaultCurrencyId); |
| 175 | return View(trip); |
| 176 | } |
| 177 | |
| 178 | // GET: Trips/Edit/5 |
| 179 | public async Task<IActionResult> Edit(Guid id) |
| 180 | { |
| 181 | var userId = GetUserId(); |
| 182 | |
| 183 | var trip = await _tripService.GetByIdForOrganizerAsync(id, userId); |
| 184 | if (trip == null) |
| 185 | { |
| 186 | // Distinguish not-organizer vs not-found |
| 187 | if (!await _tripService.IsOrganizerAsync(id, userId)) return Forbid(); |
| 188 | return NotFound(); |
| 189 | } |
| 190 | |
| 191 | await PopulateCurrencyDropdown(trip.DefaultCurrencyId); |
| 192 | return View(trip); |
| 193 | } |
| 194 | |
| 195 | // POST: Trips/Edit/5 |
| 196 | [HttpPost] |
| 197 | [ValidateAntiForgeryToken] |
| 198 | public async Task<IActionResult> Edit(Guid id, TripBllDto trip) |
| 199 | { |
| 200 | if (id != trip.Id) return NotFound(); |
| 201 | |
| 202 | var userId = GetUserId(); |
| 203 | |
| 204 | if (!await _tripService.IsOrganizerAsync(id, userId)) return Forbid(); |
| 205 | |
| 206 | if (ModelState.IsValid) |
| 207 | { |
| 208 | var updated = await _tripService.UpdateAsync(trip, userId); |
| 209 | if (updated == null) return NotFound(); |
| 210 | return RedirectToAction(nameof(Details), new { id }); |
| 211 | } |
| 212 | |
| 213 | await PopulateCurrencyDropdown(trip.DefaultCurrencyId); |
| 214 | return View(trip); |
| 215 | } |
| 216 | |
| 217 | // GET: Trips/Delete/5 |
| 218 | public async Task<IActionResult> Delete(Guid id) |
| 219 | { |
| 220 | var userId = GetUserId(); |
| 221 | |
| 222 | if (!await _tripService.IsOrganizerAsync(id, userId)) return Forbid(); |
| 223 | |
| 224 | var trip = await _tripService.GetByIdWithDetailsAsync(id, userId); |
| 225 | if (trip == null) return NotFound(); |
| 226 | |
| 227 | return View(trip); |
| 228 | } |
| 229 | |
| 230 | // POST: Trips/Delete/5 |
| 231 | [HttpPost, ActionName("Delete")] |
| 232 | [ValidateAntiForgeryToken] |
| 233 | public async Task<IActionResult> DeleteConfirmed(Guid id) |
| 234 | { |
| 235 | var userId = GetUserId(); |
| 236 | |
| 237 | var success = await _tripService.DeleteAsync(id, userId); |
| 238 | if (!success) |
| 239 | { |
| 240 | if (!await _tripService.IsOrganizerAsync(id, userId)) return Forbid(); |
| 241 | return NotFound(); |
| 242 | } |
| 243 | |
| 244 | return RedirectToAction(nameof(Index)); |
| 245 | } |
| 246 | |
| 247 | private async Task PopulateCurrencyDropdown(Guid? selectedId = null) |
| 248 | { |
| 249 | var currencies = await _tripService.GetAllCurrenciesAsync(); |
| 250 | ViewData["DefaultCurrencyId"] = new SelectList(currencies, "Id", "Code", selectedId); |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | public class TripIndexViewModel |
| 255 | { |
| 256 | public Guid Id { get; set; } |
| 257 | public string Name { get; set; } = default!; |
| 258 | public string? Destination { get; set; } |
| 259 | public ETripStatus Status { get; set; } |
| 260 | public DateTime? StartDate { get; set; } |
| 261 | public DateTime? EndDate { get; set; } |
| 262 | public EParticipantRole Role { get; set; } |
| 263 | public string CurrencyCode { get; set; } = default!; |
| 264 | } |
| 265 | |