Initial commit: HelpDesk ICHN - .NET 10 backend + Next.js 16 frontend
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using System.Security.Claims;
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using HelpDesk.Data.Repositories;
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using HelpDesk.Models.DTOs;
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using HelpDesk.Models.Entities;
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using HelpDesk.Models.Enums;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Mvc;
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namespace HelpDesk.API.Controllers;
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[ApiController]
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[Route("api/[controller]")]
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[Authorize]
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public class TicketsController : ControllerBase
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{
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private readonly ITicketRepository _ticketRepository;
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private readonly IUserRepository _userRepository;
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public TicketsController(ITicketRepository ticketRepository, IUserRepository userRepository)
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{
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_ticketRepository = ticketRepository;
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_userRepository = userRepository;
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}
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[HttpGet]
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public async Task<ActionResult<TicketListResponse>> GetTickets(
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[FromQuery] TicketStatus? status,
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[FromQuery] TicketPriority? priority,
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[FromQuery] Guid? assigneeId,
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[FromQuery] Guid? requesterId,
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[FromQuery] int page = 1,
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[FromQuery] int pageSize = 20)
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{
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var userId = GetUserId();
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if (userId == null) return Unauthorized();
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var user = await _userRepository.GetByIdAsync(userId.Value);
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if (user == null) return Unauthorized();
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if (user.Role == UserRole.Customer)
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requesterId = userId.Value;
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var tickets = await _ticketRepository.GetAllAsync(status, priority, assigneeId, requesterId, page, pageSize);
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var totalCount = await _ticketRepository.GetCountAsync(status, priority, assigneeId, requesterId);
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return Ok(new TicketListResponse
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{
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Items = tickets.Select(MapToDto).ToList(),
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TotalCount = totalCount,
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Page = page,
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PageSize = pageSize
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});
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}
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[HttpGet("stats")]
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public async Task<ActionResult<TicketStatsDto>> GetStats()
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{
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return Ok(new TicketStatsDto
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{
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TotalTickets = await _ticketRepository.GetTotalCountAsync(),
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OpenTickets = await _ticketRepository.GetCountByStatusAsync(TicketStatus.Open),
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InProgressTickets = await _ticketRepository.GetCountByStatusAsync(TicketStatus.InProgress),
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PendingTickets = await _ticketRepository.GetCountByStatusAsync(TicketStatus.Pending),
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ResolvedTickets = await _ticketRepository.GetCountByStatusAsync(TicketStatus.Resolved),
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ClosedTickets = await _ticketRepository.GetCountByStatusAsync(TicketStatus.Closed)
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});
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}
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[HttpGet("{id}")]
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public async Task<ActionResult<TicketDto>> GetTicket(Guid id)
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{
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var ticket = await _ticketRepository.GetByIdAsync(id);
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if (ticket == null) return NotFound(new { error = "Ticket not found." });
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var userId = GetUserId();
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if (userId == null) return Unauthorized();
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var user = await _userRepository.GetByIdAsync(userId.Value);
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if (user?.Role == UserRole.Customer && ticket.RequesterId != userId.Value)
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return Forbid();
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return Ok(MapToDto(ticket));
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}
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[HttpPost]
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public async Task<ActionResult<TicketDto>> CreateTicket([FromBody] CreateTicketRequest request)
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{
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if (string.IsNullOrWhiteSpace(request.Title))
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return BadRequest(new { error = "Title is required." });
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if (string.IsNullOrWhiteSpace(request.Description))
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return BadRequest(new { error = "Description is required." });
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var userId = GetUserId();
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if (userId == null) return Unauthorized();
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var ticket = new Ticket
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{
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Title = request.Title,
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Description = request.Description,
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Priority = request.Priority,
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RequesterId = userId.Value,
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GroupId = request.GroupId,
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SlaPolicyId = request.SlaPolicyId,
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TicketNumber = $"TK-{DateTime.UtcNow:yyyyMMddHHmmss}",
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Status = TicketStatus.Open,
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CreatedAt = DateTime.UtcNow
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};
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var created = await _ticketRepository.CreateAsync(ticket);
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var full = await _ticketRepository.GetByIdAsync(created.Id);
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return CreatedAtAction(nameof(GetTicket), new { id = created.Id }, MapToDto(full!));
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}
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[HttpPut("{id}")]
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public async Task<ActionResult<TicketDto>> UpdateTicket(Guid id, [FromBody] UpdateTicketRequest request)
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{
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var ticket = await _ticketRepository.GetByIdAsync(id);
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if (ticket == null) return NotFound(new { error = "Ticket not found." });
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if (!string.IsNullOrWhiteSpace(request.Title)) ticket.Title = request.Title;
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if (!string.IsNullOrWhiteSpace(request.Description)) ticket.Description = request.Description;
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if (request.Priority.HasValue) ticket.Priority = request.Priority.Value;
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var updated = await _ticketRepository.UpdateAsync(ticket);
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if (updated == null) return StatusCode(500, new { error = "Failed to update ticket." });
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var full = await _ticketRepository.GetByIdAsync(id);
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return Ok(MapToDto(full!));
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}
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[HttpDelete("{id}")]
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[Authorize(Policy = "Admin")]
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public async Task<IActionResult> DeleteTicket(Guid id)
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{
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var deleted = await _ticketRepository.DeleteAsync(id);
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if (!deleted) return NotFound(new { error = "Ticket not found." });
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return NoContent();
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}
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[HttpPut("{id}/status")]
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[Authorize(Policy = "Agent")]
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public async Task<IActionResult> UpdateStatus(Guid id, [FromBody] UpdateStatusRequest request)
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{
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var ticket = await _ticketRepository.GetByIdAsync(id);
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if (ticket == null) return NotFound(new { error = "Ticket not found." });
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ticket.Status = request.Status;
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await _ticketRepository.UpdateAsync(ticket);
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return Ok(new { message = "Status updated.", status = request.Status.ToString() });
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}
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[HttpPut("{id}/assign")]
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[Authorize(Policy = "Agent")]
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public async Task<IActionResult> AssignTicket(Guid id, [FromBody] AssignTicketRequest request)
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{
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var ticket = await _ticketRepository.GetByIdAsync(id);
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if (ticket == null) return NotFound(new { error = "Ticket not found." });
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if (request.AssigneeId.HasValue)
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{
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var assignee = await _userRepository.GetByIdAsync(request.AssigneeId.Value);
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if (assignee == null) return BadRequest(new { error = "Assignee not found." });
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if (assignee.Role != UserRole.Agent && assignee.Role != UserRole.Admin)
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return BadRequest(new { error = "Assignee must be an agent or admin." });
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}
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ticket.AssigneeId = request.AssigneeId;
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if (request.AssigneeId.HasValue && ticket.Status == TicketStatus.Open)
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ticket.Status = TicketStatus.InProgress;
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await _ticketRepository.UpdateAsync(ticket);
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return Ok(new { message = "Ticket assigned.", assigneeId = request.AssigneeId });
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}
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private Guid? GetUserId()
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{
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var claim = User.FindFirst("userId") ?? User.FindFirst(ClaimTypes.NameIdentifier);
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return claim != null && Guid.TryParse(claim.Value, out var id) ? id : null;
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}
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private static TicketDto MapToDto(Ticket t) => new()
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{
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Id = t.Id,
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Title = t.Title,
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Description = t.Description,
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Status = t.Status,
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Priority = t.Priority,
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TicketNumber = t.TicketNumber,
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RequesterId = t.RequesterId,
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RequesterName = t.Requester != null ? $"{t.Requester.FirstName} {t.Requester.LastName}" : "Unknown",
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AssigneeId = t.AssigneeId,
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AssigneeName = t.Assignee != null ? $"{t.Assignee.FirstName} {t.Assignee.LastName}" : null,
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GroupId = t.GroupId,
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GroupName = t.Group?.Name,
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SlaPolicyId = t.SlaPolicyId,
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SlaPolicyName = t.SlaPolicy?.Name,
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CreatedAt = t.CreatedAt,
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UpdatedAt = t.UpdatedAt,
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ResolvedAt = t.ResolvedAt,
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CommentCount = t.Comments?.Count ?? 0
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};
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}
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