laatzen/LaaProductionWeb/LaaProductionWeb.Blazor/Components/Logging/Sqlite/SqliteLoggingDbContext.cs

namespace LaaProductionWeb.Blazor.Components.Logging.Sqlite
{
    using Microsoft.Extensions.Options;

    using SQLite;

    using System;
    using System.Collections.Generic;

    public class SqliteLoggingDbContext : IDisposable
    {
        private readonly IOptionsMonitor<SqliteLoggerOptions> options;
        private SQLiteConnection sqliteConnection;

        public SqliteLoggingDbContext(IOptionsMonitor<SqliteLoggerOptions> options)
        {
            this.options = options;
            this.options.OnChange(this.OnSqliteLoggerOptionsChanged);
            this.sqliteConnection = new SQLiteConnection($"{DateTime.Now:yyyyMMdd}{options.CurrentValue.DatabasePath}");
            this.sqliteConnection.CreateTable<SqliteLog>();
        }

        public void Add(SqliteLog sqliteLog) 
            => this.sqliteConnection.Insert(sqliteLog);

        public void Dispose() 
            => this.sqliteConnection?.Dispose();

        public IEnumerable<SqliteLog> GetLogs() 
            => this.sqliteConnection
                   .Table<SqliteLog>()
                   .OrderByDescending(x => x.LogId)
                   .Take(1000)
                   .ToList();

        private void OnSqliteLoggerOptionsChanged(SqliteLoggerOptions options) 
            => this.sqliteConnection = new SQLiteConnection(options.DatabasePath);
    }
}