feat: Implement Approve and Reject Withdrawal commands with handlers

2025-12-01 16:48:07 +03:30
parent 8d31a8c026
commit 4aaf2247ff
27 changed files with 989 additions and 1 deletions
@@ -0,0 +1,6 @@
+namespace CMSMicroservice.Application.ClubMembershipCQ.Queries.GetClubStatistics;
+
+public class GetClubStatisticsQuery : IRequest<GetClubStatisticsResponseDto>
+{
+    // No parameters - returns overall statistics
+}
@@ -0,0 +1,95 @@
+namespace CMSMicroservice.Application.ClubMembershipCQ.Queries.GetClubStatistics;
+
+public class GetClubStatisticsQueryHandler : IRequestHandler<GetClubStatisticsQuery, GetClubStatisticsResponseDto>
+{
+    private readonly IApplicationDbContext _context;
+
+    public GetClubStatisticsQueryHandler(IApplicationDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<GetClubStatisticsResponseDto> Handle(GetClubStatisticsQuery request, CancellationToken cancellationToken)
+    {
+        var now = DateTime.UtcNow;
+
+        // Basic statistics
+        var totalMembers = await _context.ClubMemberships.CountAsync(cancellationToken);
+        
+        var activeMembers = await _context.ClubMemberships
+            .Where(x => x.IsActive)
+            .CountAsync(cancellationToken);
+
+        var inactiveMembers = totalMembers - activeMembers;
+        var expiredMembers = 0; // Since there's no expiration tracking in the model
+
+        double activePercentage = totalMembers > 0 ? (activeMembers / (double)totalMembers) * 100 : 0;
+
+        // Package distribution - ClubMembership doesn't have PackageId
+        // We'll return empty list for now or create mock data
+        var packageDistribution = new List<PackageLevelDistributionModel>();
+
+        // Monthly trend (last 6 months)
+        var sixMonthsAgo = now.AddMonths(-6);
+        
+        var activations = await _context.ClubMemberships
+            .Where(x => x.ActivatedAt >= sixMonthsAgo && x.ActivatedAt != null)
+            .GroupBy(x => new { x.ActivatedAt!.Value.Year, x.ActivatedAt.Value.Month })
+            .Select(g => new { g.Key.Year, g.Key.Month, Count = g.Count() })
+            .ToListAsync(cancellationToken);
+
+        var monthlyTrend = new List<MonthlyMembershipTrendModel>();
+        for (int i = 5; i >= 0; i--)
+        {
+            var targetDate = now.AddMonths(-i);
+            var year = targetDate.Year;
+            var month = targetDate.Month;
+
+            var activationCount = activations.FirstOrDefault(x => x.Year == year && x.Month == month)?.Count ?? 0;
+
+            monthlyTrend.Add(new MonthlyMembershipTrendModel
+            {
+                Month = $"{year}-{month:D2}",
+                Activations = activationCount,
+                Expirations = 0, // No expiration tracking
+                NetChange = activationCount
+            });
+        }
+
+        // Total revenue - sum of initial contributions
+        var totalRevenue = await _context.ClubMemberships
+            .SumAsync(x => x.InitialContribution, cancellationToken);
+
+        // Average membership duration - calculate from ActivatedAt to now
+        var activeMemberships = await _context.ClubMemberships
+            .Where(x => x.IsActive && x.ActivatedAt != null)
+            .Select(x => x.ActivatedAt!.Value)
+            .ToListAsync(cancellationToken);
+
+        double averageDuration = 0;
+        if (activeMemberships.Any())
+        {
+            var durations = activeMemberships
+                .Select(activatedAt => (now - activatedAt).TotalDays)
+                .ToList();
+            averageDuration = durations.Average();
+        }
+
+        // Expiring soon count - not applicable since no expiration tracking
+        int expiringSoonCount = 0;
+
+        return new GetClubStatisticsResponseDto
+        {
+            TotalMembers = totalMembers,
+            ActiveMembers = activeMembers,
+            InactiveMembers = inactiveMembers,
+            ExpiredMembers = expiredMembers,
+            ActivePercentage = activePercentage,
+            PackageDistribution = packageDistribution,
+            MonthlyTrend = monthlyTrend,
+            TotalRevenue = totalRevenue,
+            AverageMembershipDurationDays = averageDuration,
+            ExpiringSoonCount = expiringSoonCount
+        };
+    }
+}
@@ -0,0 +1,31 @@
+namespace CMSMicroservice.Application.ClubMembershipCQ.Queries.GetClubStatistics;
+
+public class GetClubStatisticsResponseDto
+{
+    public int TotalMembers { get; set; }
+    public int ActiveMembers { get; set; }
+    public int InactiveMembers { get; set; }
+    public int ExpiredMembers { get; set; }
+    public double ActivePercentage { get; set; }
+    public List<PackageLevelDistributionModel> PackageDistribution { get; set; } = new();
+    public List<MonthlyMembershipTrendModel> MonthlyTrend { get; set; } = new();
+    public long TotalRevenue { get; set; }
+    public double AverageMembershipDurationDays { get; set; }
+    public int ExpiringSoonCount { get; set; }
+}
+
+public class PackageLevelDistributionModel
+{
+    public long PackageId { get; set; }
+    public string PackageName { get; set; } = string.Empty;
+    public int MemberCount { get; set; }
+    public double Percentage { get; set; }
+}
+
+public class MonthlyMembershipTrendModel
+{
+    public string Month { get; set; } = string.Empty;
+    public int Activations { get; set; }
+    public int Expirations { get; set; }
+    public int NetChange { get; set; }
+}