133 lines
5.0 KiB
C#
133 lines
5.0 KiB
C#
// Probe LECTURE SEULE ciblé : chargement Clients du snapshot mobile.
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//
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// Reproduit EXACTEMENT le chemin du snapshot Clients corrigé :
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// MobileSnapshotService.LoadClientsAsync
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// -> ClientService.SearchDetailsAsync
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// -> BatikClientRepository.SearchDetailsAsync (bulk, pas de N+1)
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//
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// Le probe compte le nombre de requêtes HFSQL exécutées pour prouver que le
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// chargement est bulk (nombre borné, indépendant du nombre de clients) et
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// qu'aucun GetById par client n'est émis.
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//
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// Aucune écriture. Aucun password affiché. Aucune donnée personnelle loggée.
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using Microsoft.Extensions.Configuration;
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using Omika.Core.Contracts.Clients;
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using Omika.Core.Contracts.Common;
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using Omika.Core.Domain.Entities.Clients;
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using Omika.Core.Interfaces;
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using Omika.Data.Configuration;
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using Omika.Data.Connection;
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using Omika.Data.HfSql.Connection;
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using Omika.Data.HfSql.Metadata;
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using Omika.Data.Repositories.Batik;
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// --- 1. Charger la configuration Hfsql (avec FilePasswords) ---
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var configPath = Path.GetFullPath(Path.Combine(
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Directory.GetCurrentDirectory(),
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"config", "hfsql-test.local.json"));
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var config = new ConfigurationBuilder()
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.AddJsonFile(configPath, optional: false, reloadOnChange: false)
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.Build();
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var hfsqlOptions = new HfsqlOptions();
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config.GetSection(HfsqlOptions.SectionName).Bind(hfsqlOptions);
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Console.WriteLine($"=== Probe Client Snapshot (base {hfsqlOptions.DatabaseName}) ===");
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Console.WriteLine();
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// --- 2. Reproduire le mécanisme de l'API : BusinessOleDbConnection ---
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var factory = new HfSqlOleDbConnectionFactory();
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await using var business = new BusinessOleDbConnection(hfsqlOptions, factory);
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// Wrapper compteur de requêtes HFSQL (lecture seule, délègue tout).
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var counting = new CountingHfsqlConnection(business);
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var sw = System.Diagnostics.Stopwatch.StartNew();
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try
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{
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await counting.OpenAsync();
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Console.WriteLine("Connexion OLE DB ouverte (mécanisme API).");
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// --- 3. Repository Batik + chemin bulk du snapshot Clients ---
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IClientRepository repository = new BatikClientRepository(counting);
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var criteria = new ClientSearchCriteria
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{
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Page = 1,
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PageSize = 1000
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};
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using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(15));
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PagedResult<Client> result = await repository.SearchDetailsAsync(criteria, cts.Token);
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sw.Stop();
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Console.WriteLine();
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Console.WriteLine("--- Résultat ---");
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Console.WriteLine($"clients chargés (page) = {result.Items.Count}");
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Console.WriteLine($"total clients (SearchDetails) = {result.TotalCount}");
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Console.WriteLine($"requêtes HFSQL exécutées = {counting.QueryCount}");
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Console.WriteLine($"elapsed = {sw.ElapsedMilliseconds} ms");
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// Vérification anti-N+1 : le nombre de requêtes doit être borné et très
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// inférieur au nombre de clients. Avec l'ancien pattern N+1, on aurait
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// observé ~1 requête par client (18824 requêtes).
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if (result.TotalCount > 0 && counting.QueryCount >= result.TotalCount)
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{
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Console.WriteLine("ATTENTION : le nombre de requêtes est >= au nombre de clients (pattern N+1 suspect).");
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}
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else
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{
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Console.WriteLine("OK : chargement bulk (requêtes << clients), aucun GetById par client.");
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}
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}
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catch (Exception ex)
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{
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sw.Stop();
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Console.WriteLine($"ERREUR: {ex.Message}");
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Console.WriteLine($"elapsed = {sw.ElapsedMilliseconds} ms");
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}
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Console.WriteLine();
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Console.WriteLine("Probe Client Snapshot terminé (lecture seule).");
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/// <summary>
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/// Wrapper IHfsqlConnection qui délègue à la connexion réelle et compte les
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/// requêtes de lecture (QueryAsync). Lecture seule : aucune écriture.
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/// </summary>
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internal sealed class CountingHfsqlConnection : IHfsqlConnection
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{
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private readonly IHfsqlConnection _inner;
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public int QueryCount { get; private set; }
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public CountingHfsqlConnection(IHfsqlConnection inner) => _inner = inner;
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public HfsqlOptions Options => _inner.Options;
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public HfsqlConnectionState State => _inner.State;
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public Task OpenAsync(CancellationToken ct = default) => _inner.OpenAsync(ct);
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public Task CloseAsync() => _inner.CloseAsync();
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public Task<object?> ExecuteScalarAsync(string sql, IReadOnlyList<object?>? parameters = null, CancellationToken ct = default)
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=> _inner.ExecuteScalarAsync(sql, parameters, ct);
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public Task<int> ExecuteNonQueryAsync(string sql, IReadOnlyList<object?>? parameters = null, CancellationToken ct = default)
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=> _inner.ExecuteNonQueryAsync(sql, parameters, ct);
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public async Task<IReadOnlyList<IReadOnlyDictionary<string, object?>>> QueryAsync(
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string sql, IReadOnlyList<object?>? parameters = null, CancellationToken ct = default)
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{
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QueryCount++;
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return await _inner.QueryAsync(sql, parameters, ct);
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}
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public Task<IReadOnlyList<HfsqlColumnMetadata>> GetColumnsAsync(string tableName, CancellationToken ct = default)
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=> _inner.GetColumnsAsync(tableName, ct);
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public ValueTask DisposeAsync() => _inner.DisposeAsync();
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}
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