472 lines
23 KiB
C#
472 lines
23 KiB
C#
using Microsoft.EntityFrameworkCore;
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using Elwig.Models.Entities;
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using System.Linq;
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using System.Threading.Tasks;
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using System.IO;
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using System;
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using System.Windows;
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using Microsoft.Extensions.Logging;
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using Microsoft.Data.Sqlite;
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using System.Text.RegularExpressions;
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using System.Collections.Generic;
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using Elwig.Models.Dtos;
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using System.Reflection;
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using System.Data;
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namespace Elwig.Helpers {
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public record struct AreaComBucket(int Area, int Obligation, int Right);
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public record struct UnderDelivery(int Weight, int Diff);
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public record struct MemberBucket(string Name, int Area, int Obligation, int Right, int Delivery, int DeliveryStrict, int Payment);
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public record struct MemberStat(string Variety, string Discr, int Weight);
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public record struct ModifierStat(string ModId, string Name, int Count, decimal? Min, decimal? Max, decimal Sum);
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public class AppDbContext : DbContext {
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public DbSet<Country> Countries { get; private set; }
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public DbSet<Currency> Currencies { get; private set; }
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public DbSet<AT_Gem> Gemeinden { get; private set; }
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public DbSet<AT_Kg> Katastralgemeinden { get; private set; }
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public DbSet<AT_Ort> Orte { get; private set; }
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public DbSet<AT_Plz> Postleitzahlen { get; private set; }
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public DbSet<AT_PlzDest> PlzDestinations { get; private set; }
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public DbSet<PostalDest> PostalDestinations { get; private set; }
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public DbSet<WineOrigin> WineOrigins { get; private set; }
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public DbSet<WineQualLevel> WineQualityLevels { get; private set; }
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public DbSet<WineVar> WineVarieties { get; private set; }
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public DbSet<ClientParam> ClientParameters { get; private set; }
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public DbSet<WbGl> WbGls { get; private set; }
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public DbSet<WbGem> WbGems { get; private set; }
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public DbSet<WbKg> WbKgs { get; private set; }
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public DbSet<WbRd> WbRde { get; private set; }
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public DbSet<WineAttr> WineAttributes { get; private set; }
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public DbSet<WineCult> WineCultivations { get; private set; }
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public DbSet<Branch> Branches { get; private set; }
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public DbSet<AreaComType> AreaCommitmentTypes { get; private set; }
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public DbSet<Member> Members { get; private set; }
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public DbSet<BillingAddr> BillingAddresses { get; private set; }
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public DbSet<MemberTelNr> MemberTelephoneNrs { get; private set; }
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public DbSet<MemberEmailAddr> MemberEmailAddrs { get; private set; }
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public DbSet<MemberHistory> MemberHistory { get; private set; }
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public DbSet<AreaCom> AreaCommitments { get; private set; }
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public DbSet<Season> Seasons { get; private set; }
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public DbSet<Modifier> Modifiers { get; private set; }
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public DbSet<Delivery> Deliveries { get; private set; }
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public DbSet<DeliveryPart> DeliveryParts { get; private set; }
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public DbSet<DeliveryPartModifier> DeliveryPartModifiers { get; private set; }
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public DbSet<PaymentVar> PaymentVariants { get; private set; }
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public DbSet<PaymentMember> MemberPayments { get; private set; }
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public DbSet<PaymentDeliveryPart> PaymentDeliveryParts { get; private set; }
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public DbSet<PaymentCustom> CustomPayments { get; private set; }
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public DbSet<Credit> Credits { get; private set; }
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public DbSet<OverUnderDeliveryRow> OverUnderDeliveryRows { get; private set; }
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public DbSet<AreaComUnderDeliveryRowSingle> AreaComUnderDeliveryRows { get; private set; }
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public DbSet<MemberDeliveryPerVariantRowSingle> MemberDeliveryPerVariantRows { get; private set; }
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public DbSet<CreditNoteDeliveryRowSingle> CreditNoteDeliveryRows { get; private set; }
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public DbSet<CreditNoteRowSingle> CreditNoteRows { get; private set; }
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public DbSet<WeightBreakdownRow> WeightBreakDownRows { get; private set; }
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public DbSet<PaymentVariantSummaryRow> PaymentVariantSummaryRows { get; private set; }
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private readonly StreamWriter? LogFile = null;
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public static DateTime LastWriteTime => File.GetLastWriteTime(App.Config.DatabaseFile);
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public DateTime SavedLastWriteTime { get; private set; }
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public bool HasBackendChanged => SavedLastWriteTime != LastWriteTime;
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public static string? ConnectionStringOverride { get; set; } = null;
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public static string ConnectionString => ConnectionStringOverride ?? $"Data Source=\"{App.Config.DatabaseFile}\"; Mode=ReadWrite; Foreign Keys=True; Cache=Default";
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private readonly Dictionary<int, Dictionary<int, Dictionary<string, AreaComBucket>>> _memberAreaCommitmentBuckets = [];
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private readonly Dictionary<int, Dictionary<int, Dictionary<string, int>>> _memberDeliveryBuckets = [];
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private readonly Dictionary<int, Dictionary<int, Dictionary<string, int>>> _memberDeliveryBucketsStrict = [];
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private readonly Dictionary<int, Dictionary<int, Dictionary<string, int>>> _memberPaymentBuckets = [];
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private readonly Dictionary<int, Dictionary<int, Dictionary<string, UnderDelivery>>> _memberUnderDelivery = [];
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public AppDbContext() {
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if (App.Config.DatabaseLog != null) {
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try {
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var file = File.Open(App.Config.DatabaseLog, FileMode.Append, FileAccess.Write, FileShare.Write);
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LogFile = new(file) {
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AutoFlush = true
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};
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} catch (Exception e) {
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MessageBox.Show($"Unable to open database log file:\n\n{e.Message}", "Database Log", MessageBoxButton.OK, MessageBoxImage.Error);
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}
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}
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SavedLastWriteTime = LastWriteTime;
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SavedChanges += OnSavedChanges;
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}
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public static SqliteConnection Connect(string? connectionString = null) {
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var cnx = new SqliteConnection(connectionString ?? ConnectionString);
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cnx.CreateFunction<string, string?, bool?>("REGEXP", (pattern, value) => value == null ? null : Regex.Match(value, pattern).Success, true);
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cnx.Open();
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return cnx;
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}
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public static async Task<SqliteConnection> ConnectAsync(string? connectionString = null) {
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var cnx = new SqliteConnection(connectionString ?? ConnectionString);
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cnx.CreateFunction<string, string?, bool?>("REGEXP", (pattern, value) => value == null ? null : Regex.Match(value, pattern).Success, true);
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await cnx.OpenAsync();
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return cnx;
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}
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public static async Task ExecuteBatch(SqliteConnection cnx, string sql) {
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using var cmd = cnx.CreateCommand();
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cmd.CommandText = sql;
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await (await cmd.ExecuteReaderAsync()).CloseAsync();
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}
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public static async Task ExecuteEmbeddedScript(SqliteConnection cnx, Assembly asm, string name) {
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using var stream = asm.GetManifestResourceStream(name) ?? throw new FileNotFoundException("Unable to load embedded resource");
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using var reader = new StreamReader(stream);
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await ExecuteBatch(cnx, await reader.ReadToEndAsync());
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}
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public static async Task<object?> ExecuteScalar(SqliteConnection cnx, string sql) {
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using var cmd = cnx.CreateCommand();
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cmd.CommandText = sql;
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return await cmd.ExecuteScalarAsync();
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}
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public static async Task<(string Table, long RowId, string Parent, long FkId)[]> ForeignKeyCheck(SqliteConnection cnx) {
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using var cmd = cnx.CreateCommand();
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cmd.CommandText = "PRAGMA foreign_key_check";
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using var reader = await cmd.ExecuteReaderAsync();
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var list = new List<(string, long, string, long)>();
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while (await reader.ReadAsync()) {
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var table = reader.GetString(0);
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var rowid = reader.GetInt64(1);
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var parent = reader.GetString(2);
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var fkid = reader.GetInt64(3);
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list.Add((table, rowid, parent, fkid));
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}
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return [.. list];
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}
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protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) {
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optionsBuilder.UseSqlite(ConnectionString);
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optionsBuilder.UseLazyLoadingProxies();
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optionsBuilder.LogTo(Log, LogLevel.Information);
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base.OnConfiguring(optionsBuilder);
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}
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public override void Dispose() {
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base.Dispose();
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LogFile?.Dispose();
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GC.SuppressFinalize(this);
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}
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private void OnSavedChanges(object? sender, SavedChangesEventArgs evt) {
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SavedLastWriteTime = LastWriteTime;
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}
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protected void Log(string msg) {
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LogFile?.WriteLine(msg);
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}
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public async Task<bool> MgNrExists(int mgnr) {
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return await Members.FindAsync(mgnr) != null;
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}
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public async Task<bool> FbNrExists(int fbnr) {
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return await AreaCommitments.FindAsync(fbnr) != null;
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}
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public async Task<bool> SortIdExists(string sortId) {
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return await WineVarieties.FindAsync(sortId) != null;
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}
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public async Task<bool> AttrIdExists(string attrId) {
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return await WineAttributes.FindAsync(attrId) != null;
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}
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public async Task<bool> CultIdExists(string cultId) {
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return await WineCultivations.FindAsync(cultId) != null;
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}
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public async Task<int> NextMgNr() {
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int c = 0;
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(await Members.OrderBy(m => m.MgNr).Select(m => m.MgNr).ToListAsync())
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.ForEach(a => { if (a <= c + 10000) c = a; });
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return c + 1;
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}
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public async Task<int> NextFbNr() {
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int c = 0;
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(await AreaCommitments.OrderBy(ac => ac.FbNr).Select(ac => ac.FbNr).ToListAsync())
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.ForEach(a => { if (a <= c + 10000) c = a; });
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return c + 1;
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}
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public async Task<int> NextLNr(DateOnly date) {
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var dateStr = date.ToString("yyyy-MM-dd");
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int c = 0;
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(await Deliveries.Where(d => d.DateString == dateStr).Select(d => d.LNr).ToListAsync())
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.ForEach(a => { if (a <= c + 100) c = a; });
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return c + 1;
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}
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public async Task<int> NextDId(int year) {
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int c = 0;
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(await Deliveries.Where(d => d.Year == year).Select(d => d.DId).ToListAsync())
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.ForEach(a => { if (a <= c + 100) c = a; });
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return c + 1;
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}
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public async Task<int> NextDPNr(int year, int did) {
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int c = 0;
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(await DeliveryParts.Where(p => p.Year == year && p.DId == did).Select(d => d.DPNr).ToListAsync())
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.ForEach(a => { if (a <= c + 100) c = a; });
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return c + 1;
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}
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public async Task<int> NextRdNr(int kgnr) {
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int c = 0;
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(await WbRde.Where(r => r.KgNr == kgnr).Select(r => r.RdNr).ToListAsync())
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.ForEach(a => { if (a <= c + 100) c = a; });
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return c + 1;
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}
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public async Task<int> NextAvNr(int year) {
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int c = 0;
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(await PaymentVariants.Where(v => v.Year == year).Select(v => v.AvNr).ToListAsync())
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.ForEach(a => { if (a <= c + 100) c = a; });
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return c + 1;
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}
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public async Task<WineQualLevel> GetWineQualityLevel(double kmw) {
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return await WineQualityLevels
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.Where(q => !q.IsPredicate && (q.MinKmw == null || q.MinKmw <= kmw))
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.OrderBy(q => q.MinKmw)
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.LastAsync();
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}
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public void UpdateDeliveryPartModifiers(DeliveryPart part, IEnumerable<Modifier> oldModifiers, IEnumerable<Modifier> newModifiers) {
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foreach (var m in Modifiers.Where(m => m.Year == part.Year)) {
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var mod = new DeliveryPartModifier {
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Year = part.Year,
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DId = part.DId,
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DPNr = part.DPNr,
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ModId = m.ModId,
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};
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var old = oldModifiers.Where(pa => pa.ModId == m.ModId).FirstOrDefault();
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if (newModifiers.Any(md => md.ModId == m.ModId)) {
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if (old == null) {
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Add(mod);
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} else {
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Update(mod);
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}
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} else {
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if (old != null) {
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Remove(mod);
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}
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}
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}
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}
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private async Task FetchMemberAreaCommitmentBuckets(int year, SqliteConnection? cnx = null) {
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var ownCnx = cnx == null;
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cnx ??= await ConnectAsync();
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var buckets = new Dictionary<int, Dictionary<string, AreaComBucket>>();
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using (var cmd = cnx.CreateCommand()) {
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cmd.CommandText = $"SELECT mgnr, bucket, area, min_kg, max_kg FROM v_area_commitment_bucket WHERE year = {year}";
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using var reader = await cmd.ExecuteReaderAsync();
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while (await reader.ReadAsync()) {
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var mgnr = reader.GetInt32(0);
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var vtrgid = reader.GetString(1);
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if (!buckets.ContainsKey(mgnr)) buckets[mgnr] = [];
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buckets[mgnr][vtrgid] = new(reader.GetInt32(2), reader.GetInt32(3), reader.GetInt32(4));
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}
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}
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if (ownCnx) await cnx.DisposeAsync();
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_memberAreaCommitmentBuckets[year] = buckets;
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}
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private async Task FetchMemberDeliveryBuckets(int year, SqliteConnection? cnx = null) {
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var ownCnx = cnx == null;
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cnx ??= await ConnectAsync();
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var buckets = new Dictionary<int, Dictionary<string, int>>();
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using (var cmd = cnx.CreateCommand()) {
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cmd.CommandText = $"SELECT mgnr, bucket, weight FROM v_delivery_bucket WHERE year = {year}";
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using var reader = await cmd.ExecuteReaderAsync();
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while (await reader.ReadAsync()) {
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var mgnr = reader.GetInt32(0);
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var bucket = reader.GetString(1);
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if (!buckets.ContainsKey(mgnr)) buckets[mgnr] = [];
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buckets[mgnr][bucket] = reader.GetInt32(2);
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}
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}
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if (ownCnx) await cnx.DisposeAsync();
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_memberDeliveryBuckets[year] = buckets;
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}
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private async Task FetchMemberDeliveryBucketsStrict(int year, SqliteConnection? cnx = null) {
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var ownCnx = cnx == null;
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cnx ??= await ConnectAsync();
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var buckets = new Dictionary<int, Dictionary<string, int>>();
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using (var cmd = cnx.CreateCommand()) {
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cmd.CommandText = $"SELECT mgnr, bucket, weight FROM v_delivery_bucket_strict WHERE year = {year}";
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using var reader = await cmd.ExecuteReaderAsync();
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while (await reader.ReadAsync()) {
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var mgnr = reader.GetInt32(0);
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var bucket = reader.GetString(1);
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if (!buckets.ContainsKey(mgnr)) buckets[mgnr] = [];
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buckets[mgnr][bucket] = reader.GetInt32(2);
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}
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}
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if (ownCnx) await cnx.DisposeAsync();
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_memberDeliveryBucketsStrict[year] = buckets;
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}
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private async Task FetchMemberPaymentBuckets(int year, SqliteConnection? cnx = null) {
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var ownCnx = cnx == null;
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cnx ??= await ConnectAsync();
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var buckets = new Dictionary<int, Dictionary<string, int>>();
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using (var cmd = cnx.CreateCommand()) {
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cmd.CommandText = $"SELECT mgnr, bucket, weight FROM v_payment_bucket WHERE year = {year}";
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using var reader = await cmd.ExecuteReaderAsync();
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while (await reader.ReadAsync()) {
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var mgnr = reader.GetInt32(0);
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var bucket = reader.GetString(1);
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if (!buckets.ContainsKey(mgnr)) buckets[mgnr] = [];
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buckets[mgnr][bucket] = reader.GetInt32(2);
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}
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}
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if (ownCnx) await cnx.DisposeAsync();
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_memberPaymentBuckets[year] = buckets;
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}
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private async Task FetchMemberUnderDelivery(int year, SqliteConnection? cnx = null) {
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var ownCnx = cnx == null;
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cnx ??= await ConnectAsync();
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var buckets = new Dictionary<int, Dictionary<string, UnderDelivery>>();
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using (var cmd = cnx.CreateCommand()) {
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cmd.CommandText = $"SELECT mgnr, bucket, weight, diff FROM v_under_delivery WHERE year = {year}";
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using var reader = await cmd.ExecuteReaderAsync();
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while (await reader.ReadAsync()) {
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var mgnr = reader.GetInt32(0);
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var bucket = reader.GetString(1);
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if (!buckets.ContainsKey(mgnr)) buckets[mgnr] = [];
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buckets[mgnr][bucket] = new(reader.GetInt32(2), reader.GetInt32(3));
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}
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}
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if (ownCnx) await cnx.DisposeAsync();
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_memberUnderDelivery[year] = buckets;
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}
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public async Task<Dictionary<string, AreaComBucket>> GetMemberAreaCommitmentBuckets(int year, int mgnr, SqliteConnection? cnx = null) {
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if (!_memberAreaCommitmentBuckets.ContainsKey(year))
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await FetchMemberAreaCommitmentBuckets(year, cnx);
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return _memberAreaCommitmentBuckets[year].GetValueOrDefault(mgnr, []);
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}
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public async Task<Dictionary<string, int>> GetMemberDeliveryBuckets(int year, int mgnr, SqliteConnection? cnx = null) {
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if (!_memberDeliveryBuckets.ContainsKey(year))
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await FetchMemberDeliveryBuckets(year, cnx);
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return _memberDeliveryBuckets[year].GetValueOrDefault(mgnr, []);
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}
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public async Task<Dictionary<string, int>> GetMemberDeliveryBucketsStrict(int year, int mgnr, SqliteConnection? cnx = null) {
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if (!_memberDeliveryBucketsStrict.ContainsKey(year))
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await FetchMemberDeliveryBucketsStrict(year, cnx);
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return _memberDeliveryBucketsStrict[year].GetValueOrDefault(mgnr, []);
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}
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public async Task<Dictionary<string, int>> GetMemberPaymentBuckets(int year, int mgnr, SqliteConnection? cnx = null) {
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if (!_memberPaymentBuckets.ContainsKey(year))
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await FetchMemberPaymentBuckets(year, cnx);
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return _memberPaymentBuckets[year].GetValueOrDefault(mgnr, []);
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}
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public async Task<Dictionary<string, UnderDelivery>> GetMemberUnderDelivery(int year, int mgnr, SqliteConnection? cnx = null) {
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if (!_memberUnderDelivery.ContainsKey(year))
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await FetchMemberUnderDelivery(year, cnx);
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return _memberUnderDelivery[year].GetValueOrDefault(mgnr, []);
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}
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public async Task<Dictionary<string, MemberBucket>> GetMemberBuckets(int year, int mgnr, SqliteConnection? cnx = null) {
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var ownCnx = cnx == null;
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cnx ??= await ConnectAsync();
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var rightsAndObligations = await GetMemberAreaCommitmentBuckets(year, mgnr, cnx);
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var deliveryBuckets = await GetMemberDeliveryBuckets(year, mgnr, cnx);
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var deliveryBucketsStrict = await GetMemberDeliveryBucketsStrict(year, mgnr, cnx);
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var paymentBuckets = await GetMemberPaymentBuckets(year, mgnr, cnx);
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if (ownCnx) await cnx.DisposeAsync();
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var buckets = new Dictionary<string, MemberBucket>();
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foreach (var id in rightsAndObligations.Keys.Union(deliveryBuckets.Keys).Union(paymentBuckets.Keys)) {
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var variety = await WineVarieties.FindAsync(id[..2]);
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var attribute = await WineAttributes.FindAsync(id[2..]);
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var name = (variety?.Name ?? "") + (id[2..] == "_" ? " (kein Qual.Wein)" : attribute != null ? $" ({attribute})" : "");
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buckets[id] = new(
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name,
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rightsAndObligations.GetValueOrDefault(id).Area,
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rightsAndObligations.GetValueOrDefault(id).Obligation,
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rightsAndObligations.GetValueOrDefault(id).Right,
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deliveryBuckets.GetValueOrDefault(id),
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deliveryBucketsStrict.GetValueOrDefault(id),
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paymentBuckets.GetValueOrDefault(id)
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);
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}
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return buckets;
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}
|
|
|
|
public static async Task<List<MemberStat>> GetMemberStats(int year, int mgnr, SqliteConnection? cnx = null) {
|
|
var ownCnx = cnx == null;
|
|
cnx ??= await ConnectAsync();
|
|
var list = new List<MemberStat>();
|
|
using (var cmd = cnx.CreateCommand()) {
|
|
cmd.CommandText = $"""
|
|
SELECT v.name AS variety,
|
|
COALESCE(a.name, '') || IIF(a.name IS NOT NULL AND c.name IS NOT NULL, ' / ', '') || COALESCE(c.name, '') AS disc,
|
|
SUM(weight) AS weight
|
|
FROM v_delivery d
|
|
LEFT JOIN wine_variety v ON v.sortid = d.sortid
|
|
LEFT JOIN wine_attribute a ON a.attrid = d.attrid
|
|
LEFT JOIN wine_cultivation c ON c.cultid = d.cultid
|
|
WHERE d.year = {year} AND d.mgnr = {mgnr}
|
|
GROUP BY d.sortid, d.attrid, d.cultid
|
|
ORDER BY variety, disc;
|
|
""";
|
|
using var reader = await cmd.ExecuteReaderAsync();
|
|
while (await reader.ReadAsync()) {
|
|
list.Add(new(reader.GetString(0), reader.GetString(1), reader.GetInt32(2)));
|
|
}
|
|
}
|
|
if (ownCnx) await cnx.DisposeAsync();
|
|
return list;
|
|
}
|
|
|
|
public static async Task<List<ModifierStat>> GetModifierStats(int year, int avnr, SqliteConnection? cnx = null) {
|
|
var ownCnx = cnx == null;
|
|
cnx ??= await ConnectAsync();
|
|
var list = new List<ModifierStat>();
|
|
using (var cmd = cnx.CreateCommand()) {
|
|
cmd.CommandText = $"""
|
|
SELECT m.modid, m.name, m.count, m.min, m.max, m.sum, s.precision
|
|
FROM v_stat_modifier m
|
|
JOIN season s ON s.year = m.year
|
|
WHERE m.year = {year} AND m.avnr = {avnr}
|
|
""";
|
|
using var reader = await cmd.ExecuteReaderAsync();
|
|
while (await reader.ReadAsync()) {
|
|
var prec = (byte)reader.GetInt16(6);
|
|
long? min = reader.IsDBNull(3) ? null : reader.GetInt64(3);
|
|
long? max = reader.IsDBNull(4) ? null : reader.GetInt64(4);
|
|
var sum = reader.GetInt64(5);
|
|
if (min != null && max != null && Math.Abs((long)min) > Math.Abs((long)max))
|
|
(min, max) = (max, min);
|
|
list.Add(new(reader.GetString(0), reader.GetString(1), reader.GetInt32(2),
|
|
min == null ? null : Utils.DecFromDb((long)min, prec),
|
|
max == null ? null : Utils.DecFromDb((long)max, prec),
|
|
Utils.DecFromDb(sum, prec)));
|
|
}
|
|
}
|
|
if (ownCnx) await cnx.DisposeAsync();
|
|
return list;
|
|
}
|
|
}
|
|
}
|