55 lines
3.5 KiB
C#
55 lines
3.5 KiB
C#
using Microsoft.EntityFrameworkCore;
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using Tiku.Application.PlatformAdmin;
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using Tiku.Application.Security;
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namespace Tiku.Infrastructure.PlatformAdmin;
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internal sealed class PlatformDashboardService(PlatformAdministrationDependencies dependencies)
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: PlatformAdministrationServiceBase(dependencies), IPlatformDashboardService
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{
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public async Task<PlatformOverview> GetOverviewAsync(
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PlatformAdminActor actor,
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CancellationToken cancellationToken = default)
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{
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await AssertPlatformPermissionAsync(actor, BackendPermissions.PlatformDashboardView, cancellationToken);
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return await ExecuteSystemAsync("platform overview", async dbContext =>
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{
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var row = await dbContext.Database.SqlQuery<PlatformOverviewRow>($"""
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SELECT
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(SELECT count(*)::integer FROM tenants WHERE mode <> 'platform_owned') AS "TenantCount",
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(SELECT count(*)::integer FROM tenants WHERE mode <> 'platform_owned' AND status = 'active') AS "ActiveTenantCount",
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(SELECT count(*)::integer FROM tenants WHERE mode <> 'platform_owned' AND status = 'suspended') AS "SuspendedTenantCount",
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(SELECT count(*)::integer FROM orders) AS "OrderCount",
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(SELECT count(*)::integer FROM orders WHERE status = 'paid') AS "PaidOrderCount",
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(SELECT COALESCE(sum(amount_cents - refunded_amount_cents), 0)::integer FROM orders WHERE status IN ('paid', 'partially_refunded')) AS "RevenueCents",
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(SELECT count(*)::integer FROM question_banks) AS "QuestionBankCount",
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(SELECT count(*)::integer FROM questions WHERE status = 'published') AS "QuestionCount",
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(SELECT count(DISTINCT user_id)::integer FROM practice_sessions WHERE started_at >= {DateTimeOffset.UtcNow.AddDays(-7)}) AS "LearningActiveUserCount"
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""").SingleAsync(cancellationToken);
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return new PlatformOverview(
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row.TenantCount,
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row.ActiveTenantCount,
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row.SuspendedTenantCount,
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row.OrderCount,
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row.PaidOrderCount,
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row.RevenueCents,
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row.QuestionBankCount,
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row.QuestionCount,
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row.LearningActiveUserCount);
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}, cancellationToken);
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}
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private sealed class PlatformOverviewRow
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{
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public int TenantCount { get; init; }
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public int ActiveTenantCount { get; init; }
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public int SuspendedTenantCount { get; init; }
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public int OrderCount { get; init; }
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public int PaidOrderCount { get; init; }
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public int RevenueCents { get; init; }
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public int QuestionBankCount { get; init; }
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public int QuestionCount { get; init; }
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public int LearningActiveUserCount { get; init; }
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}
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}
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