inital

OCPP.Core.Database/ChargePoint.cs

@@ -0,0 +1,43 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Collections.Generic;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class ChargePoint
+    {
+        public ChargePoint()
+        {
+            Transactions = new HashSet<Transaction>();
+        }
+
+        public string ChargePointId { get; set; }
+        public string Name { get; set; }
+        public string Comment { get; set; }
+        public string Username { get; set; }
+        public string Password { get; set; }
+        public string ClientCertThumb { get; set; }
+
+        public virtual ICollection<Transaction> Transactions { get; set; }
+    }
+}

OCPP.Core.Database/ChargeTag.cs

@@ -0,0 +1,35 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Collections.Generic;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class ChargeTag
+    {
+        public string TagId { get; set; }
+        public string TagName { get; set; }
+        public string ParentTagId { get; set; }
+        public DateTime? ExpiryDate { get; set; }
+        public bool? Blocked { get; set; }
+    }
+}

OCPP.Core.Database/ConnectorStatus.cs

@@ -0,0 +1,40 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Collections.Generic;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class ConnectorStatus
+    {
+        public string ChargePointId { get; set; }
+        public int ConnectorId { get; set; }
+
+        public string ConnectorName { get; set; }
+
+        public string LastStatus { get; set; }
+        public DateTime? LastStatusTime { get; set; }
+
+        public double? LastMeter { get; set; }
+        public DateTime? LastMeterTime { get; set; }
+    }
+}

OCPP.Core.Database/ConnectorStatusView.cs

@@ -0,0 +1,46 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Collections.Generic;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class ConnectorStatusView
+    {
+        public string ChargePointId { get; set; }
+        public int ConnectorId { get; set; }
+        public string ConnectorName { get; set; }
+        public string LastStatus { get; set; }
+        public DateTime? LastStatusTime { get; set; }
+        public double? LastMeter { get; set; }
+        public DateTime? LastMeterTime { get; set; }
+        public int? TransactionId { get; set; }
+        public string StartTagId { get; set; }
+        public DateTime? StartTime { get; set; }
+        public double? MeterStart { get; set; }
+        public string StartResult { get; set; }
+        public string StopTagId { get; set; }
+        public DateTime? StopTime { get; set; }
+        public double? MeterStop { get; set; }
+        public string StopReason { get; set; }
+    }
+}

OCPP.Core.Database/DbContextExtensions.cs

@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OCPP.Core.Database
+{
+    public static class DbContextExtensions
+    {
+        public static void AddOCPPDbContext(this IServiceCollection services, IConfiguration configuration)
+        {
+            string sqlServerConnectionString = configuration.GetConnectionString("SqlServer");
+            string sqliteConnectionString = configuration.GetConnectionString("SQLite");
+
+            if (string.IsNullOrWhiteSpace(sqlServerConnectionString))
+            {
+                services.AddDbContext<OCPPCoreContext>(options => options.UseSqlite(sqliteConnectionString));
+            }
+            else
+            {
+                services.AddDbContext<OCPPCoreContext>(options => options.UseSqlServer(sqlServerConnectionString));
+            }
+        }
+    }
+}

OCPP.Core.Database/MessageLog.cs

@@ -0,0 +1,37 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Collections.Generic;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class MessageLog
+    {
+        public int LogId { get; set; }
+        public DateTime LogTime { get; set; }
+        public string ChargePointId { get; set; }
+        public int? ConnectorId { get; set; }
+        public string Message { get; set; }
+        public string Result { get; set; }
+        public string ErrorCode { get; set; }
+    }
+}

OCPP.Core.Database/Migrations/20240405204318_TransactionsIndex.Designer.cs

@@ -0,0 +1,293 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using OCPP.Core.Database;
+
+#nullable disable
+
+namespace OCPP.Core.Database.Migrations
+{
+    [DbContext(typeof(OCPPCoreContext))]
+    [Migration("20240405204318_TransactionsIndex")]
+    partial class TransactionsIndex
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("OCPP.Core.Database.ChargePoint", b =>
+                {
+                    b.Property<string>("ChargePointId")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("ClientCertThumb")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Password")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Username")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("ChargePointId");
+
+                    b.HasIndex(new[] { "ChargePointId" }, "ChargePoint_Identifier")
+                        .IsUnique();
+
+                    b.ToTable("ChargePoint", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ChargeTag", b =>
+                {
+                    b.Property<string>("TagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<bool?>("Blocked")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("ExpiryDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ParentTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("TagName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("TagId")
+                        .HasName("PK_ChargeKeys");
+
+                    b.ToTable("ChargeTags");
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ConnectorStatus", b =>
+                {
+                    b.Property<string>("ChargePointId")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ConnectorName")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<double?>("LastMeter")
+                        .HasColumnType("float");
+
+                    b.Property<DateTime?>("LastMeterTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("LastStatus")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime?>("LastStatusTime")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("ChargePointId", "ConnectorId");
+
+                    b.ToTable("ConnectorStatus", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ConnectorStatusView", b =>
+                {
+                    b.Property<string>("ChargePointId")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ConnectorName")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<double?>("LastMeter")
+                        .HasColumnType("float");
+
+                    b.Property<DateTime?>("LastMeterTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("LastStatus")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime?>("LastStatusTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<double?>("MeterStart")
+                        .HasColumnType("float");
+
+                    b.Property<double?>("MeterStop")
+                        .HasColumnType("float");
+
+                    b.Property<string>("StartResult")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StartTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("StartTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("StopReason")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StopTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("StopTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("TransactionId")
+                        .HasColumnType("int");
+
+                    b.ToTable((string)null);
+
+                    b.ToView("ConnectorStatusView", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.MessageLog", b =>
+                {
+                    b.Property<int>("LogId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("LogId"));
+
+                    b.Property<string>("ChargePointId")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int?>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ErrorCode")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("LogTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Message")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Result")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("LogId");
+
+                    b.HasIndex(new[] { "LogTime" }, "IX_MessageLog_ChargePointId");
+
+                    b.ToTable("MessageLog", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.Transaction", b =>
+                {
+                    b.Property<int>("TransactionId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("TransactionId"));
+
+                    b.Property<string>("ChargePointId")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<double>("MeterStart")
+                        .HasColumnType("float");
+
+                    b.Property<double?>("MeterStop")
+                        .HasColumnType("float");
+
+                    b.Property<string>("StartResult")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StartTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("StartTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("StopReason")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StopTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("StopTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Uid")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("TransactionId");
+
+                    b.HasIndex("ChargePointId", "ConnectorId");
+
+                    b.ToTable("Transactions");
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.Transaction", b =>
+                {
+                    b.HasOne("OCPP.Core.Database.ChargePoint", "ChargePoint")
+                        .WithMany("Transactions")
+                        .HasForeignKey("ChargePointId")
+                        .IsRequired()
+                        .HasConstraintName("FK_Transactions_ChargePoint");
+
+                    b.Navigation("ChargePoint");
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ChargePoint", b =>
+                {
+                    b.Navigation("Transactions");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

OCPP.Core.Database/Migrations/20240405204318_TransactionsIndex.cs

@@ -0,0 +1,28 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace OCPP.Core.Database.Migrations
+{
+    /// <inheritdoc />
+    public partial class TransactionsIndex : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateIndex(
+                name: "IX_Transactions_ChargePointId_ConnectorId",
+                table: "Transactions",
+                columns: new[] { "ChargePointId", "ConnectorId" });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropIndex(
+                name: "IX_Transactions_ChargePointId_ConnectorId",
+                table: "Transactions");
+        }
+    }
+}

OCPP.Core.Database/Migrations/OCPPCoreContextModelSnapshot.cs

@@ -0,0 +1,290 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using OCPP.Core.Database;
+
+#nullable disable
+
+namespace OCPP.Core.Database.Migrations
+{
+    [DbContext(typeof(OCPPCoreContext))]
+    partial class OCPPCoreContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("OCPP.Core.Database.ChargePoint", b =>
+                {
+                    b.Property<string>("ChargePointId")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("ClientCertThumb")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Password")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Username")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("ChargePointId");
+
+                    b.HasIndex(new[] { "ChargePointId" }, "ChargePoint_Identifier")
+                        .IsUnique();
+
+                    b.ToTable("ChargePoint", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ChargeTag", b =>
+                {
+                    b.Property<string>("TagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<bool?>("Blocked")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("ExpiryDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ParentTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("TagName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("TagId")
+                        .HasName("PK_ChargeKeys");
+
+                    b.ToTable("ChargeTags");
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ConnectorStatus", b =>
+                {
+                    b.Property<string>("ChargePointId")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ConnectorName")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<double?>("LastMeter")
+                        .HasColumnType("float");
+
+                    b.Property<DateTime?>("LastMeterTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("LastStatus")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime?>("LastStatusTime")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("ChargePointId", "ConnectorId");
+
+                    b.ToTable("ConnectorStatus", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ConnectorStatusView", b =>
+                {
+                    b.Property<string>("ChargePointId")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ConnectorName")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<double?>("LastMeter")
+                        .HasColumnType("float");
+
+                    b.Property<DateTime?>("LastMeterTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("LastStatus")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime?>("LastStatusTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<double?>("MeterStart")
+                        .HasColumnType("float");
+
+                    b.Property<double?>("MeterStop")
+                        .HasColumnType("float");
+
+                    b.Property<string>("StartResult")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StartTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("StartTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("StopReason")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StopTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("StopTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("TransactionId")
+                        .HasColumnType("int");
+
+                    b.ToTable((string)null);
+
+                    b.ToView("ConnectorStatusView", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.MessageLog", b =>
+                {
+                    b.Property<int>("LogId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("LogId"));
+
+                    b.Property<string>("ChargePointId")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int?>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ErrorCode")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("LogTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Message")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Result")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("LogId");
+
+                    b.HasIndex(new[] { "LogTime" }, "IX_MessageLog_ChargePointId");
+
+                    b.ToTable("MessageLog", (string)null);
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.Transaction", b =>
+                {
+                    b.Property<int>("TransactionId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("TransactionId"));
+
+                    b.Property<string>("ChargePointId")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ConnectorId")
+                        .HasColumnType("int");
+
+                    b.Property<double>("MeterStart")
+                        .HasColumnType("float");
+
+                    b.Property<double?>("MeterStop")
+                        .HasColumnType("float");
+
+                    b.Property<string>("StartResult")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StartTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("StartTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("StopReason")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("StopTagId")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("StopTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Uid")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("TransactionId");
+
+                    b.HasIndex("ChargePointId", "ConnectorId");
+
+                    b.ToTable("Transactions");
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.Transaction", b =>
+                {
+                    b.HasOne("OCPP.Core.Database.ChargePoint", "ChargePoint")
+                        .WithMany("Transactions")
+                        .HasForeignKey("ChargePointId")
+                        .IsRequired()
+                        .HasConstraintName("FK_Transactions_ChargePoint");
+
+                    b.Navigation("ChargePoint");
+                });
+
+            modelBuilder.Entity("OCPP.Core.Database.ChargePoint", b =>
+                {
+                    b.Navigation("Transactions");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

OCPP.Core.Database/OCPP.Core.Database.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Version>1.3.2</Version>
+    <Company>dallmann consulting GmbH</Company>
+    <Product>OCPP.Core</Product>
+    <Authors>Ulrich Dallmann</Authors>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+</Project>

OCPP.Core.Database/OCPPCoreContext.cs

@@ -0,0 +1,139 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.IO;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.Extensions.Configuration;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class OCPPCoreContext : DbContext
+    {
+        public OCPPCoreContext(DbContextOptions<OCPPCoreContext> options)
+            : base(options)
+        {
+        }
+
+        public virtual DbSet<ChargePoint> ChargePoints { get; set; }
+        public virtual DbSet<ChargeTag> ChargeTags { get; set; }
+        public virtual DbSet<ConnectorStatus> ConnectorStatuses { get; set; }
+        public virtual DbSet<MessageLog> MessageLogs { get; set; }
+        public virtual DbSet<Transaction> Transactions { get; set; }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            modelBuilder.Entity<ChargePoint>(entity =>
+            {
+                entity.ToTable("ChargePoint");
+
+                entity.HasIndex(e => e.ChargePointId, "ChargePoint_Identifier")
+                    .IsUnique();
+
+                entity.Property(e => e.ChargePointId).HasMaxLength(100);
+
+                entity.Property(e => e.Comment).HasMaxLength(200);
+
+                entity.Property(e => e.Name).HasMaxLength(100);
+
+                entity.Property(e => e.Username).HasMaxLength(50);
+
+                entity.Property(e => e.Password).HasMaxLength(50);
+
+                entity.Property(e => e.ClientCertThumb).HasMaxLength(100);
+            });
+
+            modelBuilder.Entity<ChargeTag>(entity =>
+            {
+                entity.HasKey(e => e.TagId)
+                    .HasName("PK_ChargeKeys");
+
+                entity.Property(e => e.TagId).HasMaxLength(50);
+
+                entity.Property(e => e.ParentTagId).HasMaxLength(50);
+
+                entity.Property(e => e.TagName).HasMaxLength(200);
+            });
+
+            modelBuilder.Entity<ConnectorStatus>(entity =>
+            {
+                entity.HasKey(e => new { e.ChargePointId, e.ConnectorId });
+
+                entity.ToTable("ConnectorStatus");
+
+                entity.Property(e => e.ChargePointId).HasMaxLength(100);
+
+                entity.Property(e => e.ConnectorName).HasMaxLength(100);
+
+                entity.Property(e => e.LastStatus).HasMaxLength(100);
+            });
+
+            modelBuilder.Entity<MessageLog>(entity =>
+            {
+                entity.HasKey(e => e.LogId);
+
+                entity.ToTable("MessageLog");
+
+                entity.HasIndex(e => e.LogTime, "IX_MessageLog_ChargePointId");
+
+                entity.Property(e => e.ChargePointId)
+                    .IsRequired()
+                    .HasMaxLength(100);
+
+                entity.Property(e => e.ErrorCode).HasMaxLength(100);
+
+                entity.Property(e => e.Message)
+                    .IsRequired()
+                    .HasMaxLength(100);
+            });
+
+            modelBuilder.Entity<Transaction>(entity =>
+            {
+                entity.Property(e => e.Uid).HasMaxLength(50);
+
+                entity.Property(e => e.ChargePointId)
+                    .IsRequired()
+                    .HasMaxLength(100);
+
+                entity.Property(e => e.StartResult).HasMaxLength(100);
+
+                entity.Property(e => e.StartTagId).HasMaxLength(50);
+
+                entity.Property(e => e.StopReason).HasMaxLength(100);
+
+                entity.Property(e => e.StopTagId).HasMaxLength(50);
+
+                entity.HasOne(d => d.ChargePoint)
+                    .WithMany(p => p.Transactions)
+                    .HasForeignKey(d => d.ChargePointId)
+                    .OnDelete(DeleteBehavior.ClientSetNull)
+                    .HasConstraintName("FK_Transactions_ChargePoint");
+
+                entity.HasIndex(e => new { e.ChargePointId, e.ConnectorId });
+            });
+
+            OnModelCreatingPartial(modelBuilder);
+        }
+
+        partial void OnModelCreatingPartial(ModelBuilder modelBuilder);
+    }
+}

OCPP.Core.Database/Transaction.cs

@@ -0,0 +1,44 @@
+/*
+ * OCPP.Core - https://github.com/dallmann-consulting/OCPP.Core
+ * Copyright (C) 2020-2021 dallmann consulting GmbH.
+ * All Rights Reserved.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Collections.Generic;
+
+#nullable disable
+
+namespace OCPP.Core.Database
+{
+    public partial class Transaction
+    {
+        public int TransactionId { get; set; }
+        public string Uid { get; set; }
+        public string ChargePointId { get; set; }
+        public int ConnectorId { get; set; }
+        public string StartTagId { get; set; }
+        public DateTime StartTime { get; set; }
+        public double MeterStart { get; set; }
+        public string StartResult { get; set; }
+        public string StopTagId { get; set; }
+        public DateTime? StopTime { get; set; }
+        public double? MeterStop { get; set; }
+        public string StopReason { get; set; }
+
+        public virtual ChargePoint ChargePoint { get; set; }
+    }
+}