initial commit

Features/Pipeline/Lead/Cqrs/GetLeadLookupHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+using Indotalent.Data.Enums;
+
+namespace Indotalent.Features.Pipeline.Lead.Cqrs;
+
+public class LeadLookupResponse
+{
+    public List<LookupItem> Campaigns { get; set; } = new();
+    public List<LookupItem> SalesTeams { get; set; } = new();
+    public List<LookupItem> PipelineStages { get; set; } = new();
+    public List<LookupItem> ClosingStatuses { get; set; } = new();
+}
+
+public class LookupItem
+{
+    public string? Id { get; set; }
+    public string? Name { get; set; }
+    public int Value { get; set; }
+}
+
+public record GetLeadLookupQuery() : IRequest<LeadLookupResponse>;
+
+public class GetLeadLookupHandler : IRequestHandler<GetLeadLookupQuery, LeadLookupResponse>
+{
+    private readonly AppDbContext _context;
+
+    public GetLeadLookupHandler(AppDbContext context) => _context = context;
+
+    public async Task<LeadLookupResponse> Handle(GetLeadLookupQuery request, CancellationToken cancellationToken)
+    {
+        var response = new LeadLookupResponse();
+
+        response.Campaigns = await _context.Campaign.AsNoTracking()
+            .Select(x => new LookupItem { Id = x.Id, Name = x.Title }).ToListAsync(cancellationToken);
+
+        response.SalesTeams = await _context.SalesTeam.AsNoTracking()
+            .Select(x => new LookupItem { Id = x.Id, Name = x.Name }).ToListAsync(cancellationToken);
+
+        response.PipelineStages = Enum.GetValues(typeof(PipelineStage)).Cast<PipelineStage>()
+            .Select(x => new LookupItem { Value = (int)x, Name = x.ToString() }).ToList();
+
+        response.ClosingStatuses = Enum.GetValues(typeof(ClosingStatus)).Cast<ClosingStatus>()
+            .Select(x => new LookupItem { Value = (int)x, Name = x.ToString() }).ToList();
+
+        return response;
+    }
+}