Enable nullable for ef models: Deposit, Cluster, Well, WellOperation, WellOperationCategory, Company, and corresponding dtos.

AsbCloudApp/Data/ClusterDto.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Linq;
 
 namespace AsbCloudApp.Data
 {
@@ -11,7 +12,7 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// ИД месторождения, необязательный
         /// </summary>
-        public int? IdDeposit { get; set; }
+        public int IdDeposit { get; set; }
 
         /// <summary>
         /// DTO месторождения
@@ -21,7 +22,7 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Список скважин куста
         /// </summary>
-        public IEnumerable<WellDto>? Wells { get; set; } = null!;
+        public IEnumerable<WellDto> Wells { get; set; } = Enumerable.Empty<WellDto>();
     }
 
     /// <summary>
@@ -32,7 +33,6 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Список скважин куста
         /// </summary>
-        public IEnumerable<WellMapInfoDto>? Wells { get; set; } = null!;
+        public IEnumerable<WellMapInfoDto> Wells { get; set; } = Enumerable.Empty<WellMapInfoDto>();
     }
-#nullable disable
 }

AsbCloudApp/Data/CompanyDto.cs

@@ -1,5 +1,8 @@
-namespace AsbCloudApp.Data
+using System.ComponentModel.DataAnnotations;
+
+namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// DTO компании
     /// </summary>
@@ -11,7 +14,8 @@
         /// <summary>
         /// Название
         /// </summary>
-        public string Caption { get; set; }
+        [Required]
+        public string Caption { get; set; } = null!;
 
         /// <summary>
         /// ИД типа компании
@@ -21,6 +25,6 @@
         /// <summary>
         /// Название типа компании
         /// </summary>
-        public string CompanyTypeCaption { get; set; }
+        public string CompanyTypeCaption { get; set; } = null!;
     }
 }

AsbCloudApp/Data/DepositDto.cs

@@ -1,7 +1,11 @@
 using System.Collections.Generic;
+using System.Linq;
 
 namespace AsbCloudApp.Data
 {
+
+#nullable enable
+
     /// <summary>
     /// DTO Месторождения
     /// </summary>
@@ -17,7 +21,7 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Кусты месторождения
         /// </summary>
-        public IEnumerable<ClusterDto> Clusters { get; set; }
+        public IEnumerable<ClusterDto> Clusters { get; set; } = Enumerable.Empty<ClusterDto>();
     }
 
     /// <summary>
@@ -28,6 +32,6 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Кусты месторождения
         /// </summary>
-        public IEnumerable<ClusterBranchDto> Clusters { get; set; }
+        public IEnumerable<ClusterBranchDto> Clusters { get; set; } = Enumerable.Empty<ClusterBranchDto>();
     }
 }

AsbCloudApp/Data/IId.cs

@@ -1,5 +1,6 @@
 namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// Интерфейс данных с Id
     /// </summary>

AsbCloudApp/Data/IMapPoint.cs

@@ -1,5 +1,6 @@
 namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// точка на карте
     /// </summary>

AsbCloudApp/Data/SimpleTimezoneDto.cs

@@ -1,5 +1,6 @@
 namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// âðåìåííàÿ çîíà
     /// </summary>
@@ -13,7 +14,7 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// èäåíòèôèêàòîð ÷àñîâîé çîíû
         /// </summary>
-        public string TimezoneId { get; set; }
+        public string? TimezoneId { get; set; }
 
         /// <summary>
         /// çàïðåò íà ïåðåîïðåäåëåíèå
@@ -21,7 +22,7 @@ namespace AsbCloudApp.Data
         public bool IsOverride { get; set; }
 
         /// <inheritdoc/>
-        public override bool Equals(object obj)
+        public override bool Equals(object? obj)
         {
             if (obj is SimpleTimezoneDto tTimeZone
                 && tTimeZone.Hours == Hours
@@ -34,7 +35,7 @@ namespace AsbCloudApp.Data
         /// <inheritdoc/>
         public override int GetHashCode()
            => Hours.GetHashCode()
-            | TimezoneId.GetHashCode()
+            | TimezoneId?.GetHashCode()??-1
             | IsOverride.GetHashCode();
 
         /// <inheritdoc/>

AsbCloudApp/Data/WellDto.cs

@@ -1,8 +1,11 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
 
 namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// Скважина
     /// </summary>
@@ -15,22 +18,23 @@ namespace AsbCloudApp.Data
         public double? Longitude { get; set; }
 
         /// <inheritdoc/>
-        public SimpleTimezoneDto Timezone { get; set; }
+        [Required]
+        public SimpleTimezoneDto Timezone { get; set; } = null!;
 
         /// <summary>
         /// Название типа скважины
         /// </summary>
-        public string WellType { get; set; }
+        public string WellType { get; set; } = null!;
 
         /// <summary>
         /// ID типа скважины
         /// </summary>
-        public int? IdWellType { get; set; }
+        public int IdWellType { get; set; }
 
         /// <summary>
         /// ID куста
         /// </summary>
-        public int? IdCluster { get; set; }
+        public int IdCluster { get; set; }
 
         /// <summary>
         /// 0 - неизвестно,
@@ -57,11 +61,11 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Объект телеметрии (инфо от панели оператора)
         /// </summary>
-        public TelemetryBaseDto Telemetry { get; set; }
+        public TelemetryBaseDto? Telemetry { get; set; }
 
         /// <summary>
         /// Компании участвующие в работах на скважине
         /// </summary>
-        public IEnumerable<CompanyDto> Companies { get; set; }
+        public IEnumerable<CompanyDto> Companies { get; set; } = Enumerable.Empty<CompanyDto>();
     }
 }

AsbCloudApp/Data/WellInfoDto.cs

@@ -1,5 +1,8 @@
-namespace AsbCloudApp.Data
+using System.ComponentModel.DataAnnotations;
+
+namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// базовая информация о скважине
     /// </summary>
@@ -11,16 +14,17 @@
         /// <summary>
         /// Название
         /// </summary>
-        public string Caption { get; set; }
+        [Required]
+        public string Caption { get; set; } = null!;
 
         /// <summary>
         /// Название куста
         /// </summary>
-        public string Cluster { get; set; }
+        public string Cluster { get; set; } = null!;
 
         /// <summary>
         /// Название месторождения
         /// </summary>
-        public string Deposit { get; set; }
+        public string Deposit { get; set; } = null!;
     }
 }

AsbCloudApp/Data/WellOperationCategoryDto.cs

@@ -2,6 +2,7 @@
 
 namespace AsbCloudApp.Data
 {
+#nullable enable
     /// <summary>
     /// DTO категория операции
     /// </summary>
@@ -13,7 +14,9 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// название 
         /// </summary>
-        public string Name { get; set; }
+        [Required]
+        [StringLength(512)]
+        public string Name { get; set; } = null!;
 
         /// <summary>
         /// Идентификатор родительской категории 
@@ -24,12 +27,12 @@ namespace AsbCloudApp.Data
         /// Название ключевого показателя операции
         /// </summary>
         [StringLength(32)]
-        public string KeyValueName { get; set; }
+        public string? KeyValueName { get; set; }
 
         /// <summary>
         /// Единицы измерения ключевого показателя операции
         /// </summary>
         [StringLength(16)]
-        public string KeyValueUnits { get; set; }
+        public string? KeyValueUnits { get; set; }
     }
 }

AsbCloudApp/Data/WellOperationDto.cs

@@ -1,9 +1,9 @@
 using System;
+using System.ComponentModel.DataAnnotations;
 
 namespace AsbCloudApp.Data
 {
-    //todo: добавить валидацию
+#nullable enable
-
     /// <summary>
     /// Операции на скважине (заведенные пользователем)
     /// </summary>
@@ -13,21 +13,24 @@ namespace AsbCloudApp.Data
         public int Id { get; set; }
 
         /// <inheritdoc/>
+        [Required]
         public int IdWell { get; set; }
 
         /// <summary>
         /// id секции скважины
         /// </summary>
+        [Required]
         public int IdWellSectionType { get; set; }
 
         /// <summary>
         /// название секции скважины
         /// </summary>
-        public string WellSectionTypeName { get; set; }
+        public string WellSectionTypeName { get; set; } = null!;
 
         /// <summary>
         /// id категории операции
         /// </summary>
+        [Required]
         public int IdCategory { get; set; }
 
         /// <summary>
@@ -38,26 +41,30 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// название категории операции
         /// </summary>
-        public string CategoryName { get; set; }
+        public string CategoryName { get; set; } = null!;
 
         /// <summary>
         /// дополнительная информация по операции
         /// </summary>
-        public string CategoryInfo { get; set; }
+        [StringLength(8192)]
+        public string? CategoryInfo { get; set; }
 
         /// <summary>
         /// 0 = план или 1 = факт или прогноз = 2
         /// </summary>
+        [Required]
         public int IdType { get; set; }
 
         /// <summary>
         /// Глубина на начало операции, м
         /// </summary>
+        [Range(0, 50_000)]
         public double DepthStart { get; set; }
 
         /// <summary>
         /// Глубина после завершения операции, м
         /// </summary>
+        [Range(0, 50_000)]
         public double DepthEnd { get; set; }
 
         /// <summary>
@@ -78,11 +85,14 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Продолжительность, часы
         /// </summary>
+        [Range(0, 50)]
         public double DurationHours { get; set; }
 
         /// <summary>
         /// Полезный комментарий
         /// </summary>
-        public string Comment { get; set; }
+        [StringLength(8192)]
+        public string? Comment { get; set; }
     }
+#nullable disable
 }

AsbCloudDb/Migrations/20230217093242_Enable_nullable_on_deposit_cluster_well_company_wellOperation.cs

@@ -0,0 +1,322 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AsbCloudDb.Migrations
+{
+    public partial class Enable_nullable_on_deposit_cluster_well_company_wellOperation : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "t_cluster_t_deposit_id_fk",
+                table: "t_cluster");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_t_well_t_well_type_id_well_type",
+                table: "t_well");
+
+            migrationBuilder.DropForeignKey(
+                name: "t_well_t_cluster_id_fk",
+                table: "t_well");
+
+            migrationBuilder.Sql("update t_well set timezone = '{\"Hours\": 5}' where timezone is null;");
+            migrationBuilder.Sql("update t_cluster set timezone = '{\"Hours\": 5}' where timezone is null;");
+            migrationBuilder.Sql("update t_deposit set timezone = '{\"Hours\": 5}' where timezone is null;");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "timezone",
+                table: "t_well",
+                type: "jsonb",
+                nullable: false,
+                defaultValue: "{}",
+                comment: "Смещение часового пояса от UTC",
+                oldClrType: typeof(string),
+                oldType: "jsonb",
+                oldNullable: true,
+                oldComment: "Смещение часового пояса от UTC");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "id_well_type",
+                table: "t_well",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "integer",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<int>(
+                name: "id_cluster",
+                table: "t_well",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "integer",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_well",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: false,
+                defaultValue: "",
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255,
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "timezone",
+                table: "t_deposit",
+                type: "jsonb",
+                nullable: false,
+                defaultValue: "{}",
+                comment: "Смещение часового пояса от UTC",
+                oldClrType: typeof(string),
+                oldType: "jsonb",
+                oldNullable: true,
+                oldComment: "Смещение часового пояса от UTC");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_deposit",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: false,
+                defaultValue: "",
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255,
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_company_type",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: false,
+                defaultValue: "",
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255,
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_company",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: false,
+                defaultValue: "",
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255,
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "timezone",
+                table: "t_cluster",
+                type: "jsonb",
+                nullable: false,
+                defaultValue: "{}",
+                comment: "Смещение часового пояса от UTC",
+                oldClrType: typeof(string),
+                oldType: "jsonb",
+                oldNullable: true,
+                oldComment: "Смещение часового пояса от UTC");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "id_deposit",
+                table: "t_cluster",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "integer",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_cluster",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: false,
+                defaultValue: "",
+                comment: "Название",
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255,
+                oldNullable: true,
+                oldComment: "Название");
+
+            migrationBuilder.AddForeignKey(
+                name: "t_cluster_t_deposit_id_fk",
+                table: "t_cluster",
+                column: "id_deposit",
+                principalTable: "t_deposit",
+                principalColumn: "id",
+                onDelete: ReferentialAction.Cascade);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_t_well_t_well_type_id_well_type",
+                table: "t_well",
+                column: "id_well_type",
+                principalTable: "t_well_type",
+                principalColumn: "id",
+                onDelete: ReferentialAction.Cascade);
+
+            migrationBuilder.AddForeignKey(
+                name: "t_well_t_cluster_id_fk",
+                table: "t_well",
+                column: "id_cluster",
+                principalTable: "t_cluster",
+                principalColumn: "id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "t_cluster_t_deposit_id_fk",
+                table: "t_cluster");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_t_well_t_well_type_id_well_type",
+                table: "t_well");
+
+            migrationBuilder.DropForeignKey(
+                name: "t_well_t_cluster_id_fk",
+                table: "t_well");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "timezone",
+                table: "t_well",
+                type: "jsonb",
+                nullable: true,
+                comment: "Смещение часового пояса от UTC",
+                oldClrType: typeof(string),
+                oldType: "jsonb",
+                oldComment: "Смещение часового пояса от UTC");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "id_well_type",
+                table: "t_well",
+                type: "integer",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "integer");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "id_cluster",
+                table: "t_well",
+                type: "integer",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "integer");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_well",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "timezone",
+                table: "t_deposit",
+                type: "jsonb",
+                nullable: true,
+                comment: "Смещение часового пояса от UTC",
+                oldClrType: typeof(string),
+                oldType: "jsonb",
+                oldComment: "Смещение часового пояса от UTC");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_deposit",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_company_type",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_company",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255);
+
+            migrationBuilder.AlterColumn<string>(
+                name: "timezone",
+                table: "t_cluster",
+                type: "jsonb",
+                nullable: true,
+                comment: "Смещение часового пояса от UTC",
+                oldClrType: typeof(string),
+                oldType: "jsonb",
+                oldComment: "Смещение часового пояса от UTC");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "id_deposit",
+                table: "t_cluster",
+                type: "integer",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "integer");
+
+            migrationBuilder.AlterColumn<string>(
+                name: "caption",
+                table: "t_cluster",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: true,
+                comment: "Название",
+                oldClrType: typeof(string),
+                oldType: "character varying(255)",
+                oldMaxLength: 255,
+                oldComment: "Название");
+
+            migrationBuilder.AddForeignKey(
+                name: "t_cluster_t_deposit_id_fk",
+                table: "t_cluster",
+                column: "id_deposit",
+                principalTable: "t_deposit",
+                principalColumn: "id");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_t_well_t_well_type_id_well_type",
+                table: "t_well",
+                column: "id_well_type",
+                principalTable: "t_well_type",
+                principalColumn: "id");
+
+            migrationBuilder.AddForeignKey(
+                name: "t_well_t_cluster_id_fk",
+                table: "t_well",
+                column: "id_cluster",
+                principalTable: "t_cluster",
+                principalColumn: "id");
+        }
+    }
+}

AsbCloudDb/Migrations/AsbCloudDbContextModelSnapshot.cs

@@ -35,12 +35,13 @@ namespace AsbCloudDb.Migrations
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("Caption")
+                        .IsRequired()
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)")
                         .HasColumnName("caption")
                         .HasComment("Название");
 
-                    b.Property<int?>("IdDeposit")
+                    b.Property<int>("IdDeposit")
                         .HasColumnType("integer")
                         .HasColumnName("id_deposit");
 
@@ -53,6 +54,7 @@ namespace AsbCloudDb.Migrations
                         .HasColumnName("longitude");
 
                     b.Property<string>("Timezone")
+                        .IsRequired()
                         .HasColumnType("jsonb")
                         .HasColumnName("timezone")
                         .HasComment("Смещение часового пояса от UTC");
@@ -61,7 +63,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdDeposit");
 
-                    b.ToTable("t_cluster", (string)null);
+                    b.ToTable("t_cluster");
 
                     b.HasComment("Кусты");
                 });
@@ -76,6 +78,7 @@ namespace AsbCloudDb.Migrations
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("Caption")
+                        .IsRequired()
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)")
                         .HasColumnName("caption");
@@ -90,7 +93,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdCompanyType");
 
-                    b.ToTable("t_company", (string)null);
+                    b.ToTable("t_company");
 
                     b.HasData(
                         new
@@ -111,13 +114,14 @@ namespace AsbCloudDb.Migrations
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("Caption")
+                        .IsRequired()
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)")
                         .HasColumnName("caption");
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_company_type", (string)null);
+                    b.ToTable("t_company_type");
 
                     b.HasData(
                         new
@@ -157,7 +161,7 @@ namespace AsbCloudDb.Migrations
                     b.HasKey("IdWell", "StartDate")
                         .HasName("t_id_well_date_start_pk");
 
-                    b.ToTable("t_daily_report", (string)null);
+                    b.ToTable("t_daily_report");
 
                     b.HasComment("Ежедневные отчёты");
                 });
@@ -172,6 +176,7 @@ namespace AsbCloudDb.Migrations
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("Caption")
+                        .IsRequired()
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)")
                         .HasColumnName("caption");
@@ -185,13 +190,14 @@ namespace AsbCloudDb.Migrations
                         .HasColumnName("longitude");
 
                     b.Property<string>("Timezone")
+                        .IsRequired()
                         .HasColumnType("jsonb")
                         .HasColumnName("timezone")
                         .HasComment("Смещение часового пояса от UTC");
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_deposit", (string)null);
+                    b.ToTable("t_deposit");
 
                     b.HasComment("Месторождение");
                 });
@@ -255,7 +261,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdTelemetry");
 
-                    b.ToTable("t_detected_operation", (string)null);
+                    b.ToTable("t_detected_operation");
 
                     b.HasComment("автоматически определенные операции по телеметрии");
                 });
@@ -292,7 +298,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_driller", (string)null);
+                    b.ToTable("t_driller");
 
                     b.HasComment("Бурильщик");
                 });
@@ -321,7 +327,7 @@ namespace AsbCloudDb.Migrations
                     b.HasIndex("IdWell", "IdFileCategory")
                         .IsUnique();
 
-                    b.ToTable("t_drilling_program_part", (string)null);
+                    b.ToTable("t_drilling_program_part");
 
                     b.HasComment("части программ бурения");
                 });
@@ -347,7 +353,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_file_category", (string)null);
+                    b.ToTable("t_file_category");
 
                     b.HasComment("Категории файлов");
 
@@ -736,7 +742,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_file_info", (string)null);
+                    b.ToTable("t_file_info");
 
                     b.HasComment("Файлы всех категорий");
                 });
@@ -787,7 +793,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdUser");
 
-                    b.ToTable("t_file_mark", (string)null);
+                    b.ToTable("t_file_mark");
 
                     b.HasComment("Действия с файлами.");
                 });
@@ -829,7 +835,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdTelemetry");
 
-                    b.ToTable("t_limiting_parameter", (string)null);
+                    b.ToTable("t_limiting_parameter");
 
                     b.HasComment("Ограничения по параметрам телеметрии");
                 });
@@ -874,7 +880,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_measure", (string)null);
+                    b.ToTable("t_measure");
 
                     b.HasComment("Таблица c данными для вкладки 'Последние данные'");
                 });
@@ -900,7 +906,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_measure_category", (string)null);
+                    b.ToTable("t_measure_category");
 
                     b.HasComment("Категория последних данных");
 
@@ -971,7 +977,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_operationvalue", (string)null);
+                    b.ToTable("t_operationvalue");
 
                     b.HasComment("Целевые/нормативные показатели операции");
                 });
@@ -999,7 +1005,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_permission", (string)null);
+                    b.ToTable("t_permission");
 
                     b.HasComment("Разрешения на доступ к данным");
 
@@ -1909,7 +1915,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_planned_trajectory", (string)null);
+                    b.ToTable("t_planned_trajectory");
 
                     b.HasComment("Загрузка плановой траектории");
                 });
@@ -2014,7 +2020,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWellSectionType");
 
-                    b.ToTable("t_process_map", (string)null);
+                    b.ToTable("t_process_map");
 
                     b.HasComment("Операции по скважине – РТК");
                 });
@@ -2033,7 +2039,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_relation_company_well", (string)null);
+                    b.ToTable("t_relation_company_well");
 
                     b.HasComment("отношение скважин и компаний");
                 });
@@ -2058,7 +2064,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdDrillingProgramPart");
 
-                    b.ToTable("t_relation_user_drilling_program_part", (string)null);
+                    b.ToTable("t_relation_user_drilling_program_part");
 
                     b.HasComment("Отношение пользователей и частей ПБ");
                 });
@@ -2077,7 +2083,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdPermission");
 
-                    b.ToTable("t_relation_user_role_permission", (string)null);
+                    b.ToTable("t_relation_user_role_permission");
 
                     b.HasComment("Отношение ролей пользователей и разрешений доступа");
 
@@ -2719,7 +2725,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdInclude");
 
-                    b.ToTable("t_relation_user_role_user_role", (string)null);
+                    b.ToTable("t_relation_user_role_user_role");
 
                     b.HasComment("Отношение ролей к ролям");
 
@@ -3010,7 +3016,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdUserRole");
 
-                    b.ToTable("t_relation_user_user_role", (string)null);
+                    b.ToTable("t_relation_user_user_role");
 
                     b.HasComment("Отношение пользователей и ролей");
 
@@ -3066,7 +3072,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_report_property", (string)null);
+                    b.ToTable("t_report_property");
 
                     b.HasComment("Отчеты с данными по буровым");
                 });
@@ -3117,7 +3123,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_schedule", (string)null);
+                    b.ToTable("t_schedule");
 
                     b.HasComment("График работы бурильщика");
                 });
@@ -3171,7 +3177,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWell");
 
-                    b.ToTable("t_setpoints_rquest", (string)null);
+                    b.ToTable("t_setpoints_rquest");
 
                     b.HasComment("Запросы на изменение уставок панели оператора");
                 });
@@ -3198,7 +3204,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_subsystem", (string)null);
+                    b.ToTable("t_subsystem");
 
                     b.HasComment("Описание подсистем");
 
@@ -3273,7 +3279,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdTelemetry");
 
-                    b.ToTable("t_subsystem_operation_time", (string)null);
+                    b.ToTable("t_subsystem_operation_time");
 
                     b.HasComment("наработки подсистем");
                 });
@@ -3306,7 +3312,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex(new[] { "RemoteUid" }, "t_telemetry_remote_uid_index");
 
-                    b.ToTable("t_telemetry", (string)null);
+                    b.ToTable("t_telemetry");
 
                     b.HasComment("таблица привязки телеметрии от комплектов к конкретной скважине.");
                 });
@@ -3509,7 +3515,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdTelemetry", "DateTime");
 
-                    b.ToTable("t_telemetry_data_saub", (string)null);
+                    b.ToTable("t_telemetry_data_saub");
 
                     b.HasComment("набор основных данных по SAUB");
                 });
@@ -3606,7 +3612,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdTelemetry", "DateTime");
 
-                    b.ToTable("t_telemetry_data_spin", (string)null);
+                    b.ToTable("t_telemetry_data_spin");
 
                     b.HasComment("набор основных данных по SpinMaster");
                 });
@@ -3631,7 +3637,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdTelemetry", "IdEvent");
 
-                    b.ToTable("t_telemetry_event", (string)null);
+                    b.ToTable("t_telemetry_event");
 
                     b.HasComment("Справочник событий. События формируют сообщения. Разделено по версиям посылок от телеметрии.");
                 });
@@ -3691,7 +3697,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdTelemetry");
 
-                    b.ToTable("t_telemetry_message", (string)null);
+                    b.ToTable("t_telemetry_message");
 
                     b.HasComment("Сообщения на буровых");
                 });
@@ -3727,7 +3733,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdTelemetry", "IdUser");
 
-                    b.ToTable("t_telemetry_user", (string)null);
+                    b.ToTable("t_telemetry_user");
 
                     b.HasComment("Пользователи панели САУБ. Для сообщений.");
                 });
@@ -3769,7 +3775,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdTelemetry");
 
-                    b.ToTable("t_telemetry_wireline_run_out", (string)null);
+                    b.ToTable("t_telemetry_wireline_run_out");
 
                     b.HasComment("Наработка талевого каната");
                 });
@@ -3846,7 +3852,7 @@ namespace AsbCloudDb.Migrations
                     b.HasIndex("Login")
                         .IsUnique();
 
-                    b.ToTable("t_user", (string)null);
+                    b.ToTable("t_user");
 
                     b.HasComment("Пользователи облака");
 
@@ -3883,7 +3889,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_user_role", (string)null);
+                    b.ToTable("t_user_role");
 
                     b.HasComment("Роли пользователей в системе");
 
@@ -4221,7 +4227,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdUser", "Key");
 
-                    b.ToTable("t_user_settings", (string)null);
+                    b.ToTable("t_user_settings");
 
                     b.HasComment("настройки интерфейса пользователя");
                 });
@@ -4236,11 +4242,12 @@ namespace AsbCloudDb.Migrations
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
                     b.Property<string>("Caption")
+                        .IsRequired()
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)")
                         .HasColumnName("caption");
 
-                    b.Property<int?>("IdCluster")
+                    b.Property<int>("IdCluster")
                         .HasColumnType("integer")
                         .HasColumnName("id_cluster");
 
@@ -4253,7 +4260,7 @@ namespace AsbCloudDb.Migrations
                         .HasColumnType("integer")
                         .HasColumnName("id_telemetry");
 
-                    b.Property<int?>("IdWellType")
+                    b.Property<int>("IdWellType")
                         .HasColumnType("integer")
                         .HasColumnName("id_well_type");
 
@@ -4266,6 +4273,7 @@ namespace AsbCloudDb.Migrations
                         .HasColumnName("longitude");
 
                     b.Property<string>("Timezone")
+                        .IsRequired()
                         .HasColumnType("jsonb")
                         .HasColumnName("timezone")
                         .HasComment("Смещение часового пояса от UTC");
@@ -4279,7 +4287,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWellType");
 
-                    b.ToTable("t_well", (string)null);
+                    b.ToTable("t_well");
 
                     b.HasComment("скважины");
                 });
@@ -4307,7 +4315,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWellSrc");
 
-                    b.ToTable("t_well_composite", (string)null);
+                    b.ToTable("t_well_composite");
 
                     b.HasComment("Композитная скважина");
                 });
@@ -4333,7 +4341,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdUser");
 
-                    b.ToTable("t_well_final_documents", (string)null);
+                    b.ToTable("t_well_final_documents");
 
                     b.HasComment("Дело скважины");
                 });
@@ -4416,7 +4424,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdWellSectionType");
 
-                    b.ToTable("t_well_operation", (string)null);
+                    b.ToTable("t_well_operation");
 
                     b.HasComment("Данные по операциям на скважине");
                 });
@@ -4457,7 +4465,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("IdParent");
 
-                    b.ToTable("t_well_operation_category", (string)null);
+                    b.ToTable("t_well_operation_category");
 
                     b.HasComment("Справочник операций на скважине");
 
@@ -5308,7 +5316,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_well_section_type", (string)null);
+                    b.ToTable("t_well_section_type");
 
                     b.HasComment("конструкция секции скважины");
 
@@ -5498,7 +5506,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("Id");
 
-                    b.ToTable("t_well_type", (string)null);
+                    b.ToTable("t_well_type");
 
                     b.HasComment("конструкция скважины");
 
@@ -5555,7 +5563,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasKey("IdTelemetry", "DateTime");
 
-                    b.ToTable("t_telemetry_wits_base", (string)null);
+                    b.ToTable("t_telemetry_wits_base");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.WITS.Record1", b =>
@@ -5719,7 +5727,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("TelemetryId");
 
-                    b.ToTable("t_telemetry_wits_1", (string)null);
+                    b.ToTable("t_telemetry_wits_1");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.WITS.Record50", b =>
@@ -5807,7 +5815,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("TelemetryId");
 
-                    b.ToTable("t_telemetry_wits_50", (string)null);
+                    b.ToTable("t_telemetry_wits_50");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.WITS.Record60", b =>
@@ -5859,7 +5867,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("TelemetryId");
 
-                    b.ToTable("t_telemetry_wits_60", (string)null);
+                    b.ToTable("t_telemetry_wits_60");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.WITS.Record61", b =>
@@ -5915,7 +5923,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("TelemetryId");
 
-                    b.ToTable("t_telemetry_wits_61", (string)null);
+                    b.ToTable("t_telemetry_wits_61");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.WITS.Record7", b =>
@@ -6003,7 +6011,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("TelemetryId");
 
-                    b.ToTable("t_telemetry_wits_7", (string)null);
+                    b.ToTable("t_telemetry_wits_7");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.WITS.Record8", b =>
@@ -6207,7 +6215,7 @@ namespace AsbCloudDb.Migrations
 
                     b.HasIndex("TelemetryId");
 
-                    b.ToTable("t_telemetry_wits_8", (string)null);
+                    b.ToTable("t_telemetry_wits_8");
                 });
 
             modelBuilder.Entity("AsbCloudDb.Model.Cluster", b =>
@@ -6215,6 +6223,8 @@ namespace AsbCloudDb.Migrations
                     b.HasOne("AsbCloudDb.Model.Deposit", "Deposit")
                         .WithMany("Clusters")
                         .HasForeignKey("IdDeposit")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired()
                         .HasConstraintName("t_cluster_t_deposit_id_fk");
 
                     b.Navigation("Deposit");
@@ -6674,6 +6684,8 @@ namespace AsbCloudDb.Migrations
                     b.HasOne("AsbCloudDb.Model.Cluster", "Cluster")
                         .WithMany("Wells")
                         .HasForeignKey("IdCluster")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired()
                         .HasConstraintName("t_well_t_cluster_id_fk");
 
                     b.HasOne("AsbCloudDb.Model.Telemetry", "Telemetry")
@@ -6684,7 +6696,9 @@ namespace AsbCloudDb.Migrations
 
                     b.HasOne("AsbCloudDb.Model.WellType", "WellType")
                         .WithMany("Wells")
-                        .HasForeignKey("IdWellType");
+                        .HasForeignKey("IdWellType")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
 
                     b.Navigation("Cluster");
 

AsbCloudDb/Model/Cluster.cs

@@ -3,35 +3,28 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 
-#nullable disable
-
 namespace AsbCloudDb.Model
 {
     [Table("t_cluster"), Comment("Кусты")]
     public partial class Cluster : IId, IMapPoint
     {
-        public Cluster()
-        {
-            Wells = new HashSet<Well>();
-        }
-
         [Key]
         [Column("id")]
         public int Id { get; set; }
 
         [Column("caption"), Comment("Название")]
         [StringLength(255)]
-        public string Caption { get; set; }
+        public string Caption { get; set; } = null!;
 
         [Column("id_deposit")]
-        public int? IdDeposit { get; set; }
+        public int IdDeposit { get; set; }
 
         [ForeignKey(nameof(IdDeposit))]
         [InverseProperty(nameof(Model.Deposit.Clusters))]
-        public virtual Deposit Deposit { get; set; }
+        public virtual Deposit Deposit { get; set; } = null!;
 
         [InverseProperty(nameof(Well.Cluster))]
-        public virtual ICollection<Well> Wells { get; set; }
+        public virtual ICollection<Well> Wells { get; set; } = null!;
 
         [Column("latitude")]
         public double? Latitude { get; set; }
@@ -40,6 +33,6 @@ namespace AsbCloudDb.Model
         public double? Longitude { get; set; }
 
         [Column("timezone", TypeName = "jsonb"), Comment("Смещение часового пояса от UTC")]
-        public SimpleTimezone Timezone { get; set; }
+        public SimpleTimezone Timezone { get; set; } = new();
     }
 }

AsbCloudDb/Model/Company.cs

@@ -3,8 +3,6 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 
-#nullable disable
-
 namespace AsbCloudDb.Model
 {
     [Table("t_company")]
@@ -16,7 +14,7 @@ namespace AsbCloudDb.Model
 
         [Column("caption")]
         [StringLength(255)]
-        public string Caption { get; set; }
+        public string Caption { get; set; } = null!;
 
         [Column("id_company_type"), Comment("вид деятельности")]
         [StringLength(255)]
@@ -24,12 +22,12 @@ namespace AsbCloudDb.Model
 
         [ForeignKey(nameof(IdCompanyType))]
         [InverseProperty(nameof(Model.CompanyType.Companies))]
-        public virtual CompanyType CompanyType { get; set; }
+        public virtual CompanyType CompanyType { get; set; } = null!;
 
         [InverseProperty(nameof(User.Company))]
-        public virtual ICollection<User> Users { get; set; }
+        public virtual ICollection<User> Users { get; set; } = null!;
 
         [InverseProperty(nameof(RelationCompanyWell.Company))]
-        public virtual ICollection<RelationCompanyWell> RelationCompaniesWells { get; set; }
+        public virtual ICollection<RelationCompanyWell> RelationCompaniesWells { get; set; } = null!;
     }
 }

AsbCloudDb/Model/CompanyType.cs

@@ -2,8 +2,6 @@
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 
-#nullable disable
-
 namespace AsbCloudDb.Model
 {
     [Table("t_company_type")]
@@ -15,9 +13,9 @@ namespace AsbCloudDb.Model
 
         [Column("caption")]
         [StringLength(255)]
-        public string Caption { get; set; }
+        public string Caption { get; set; } = null!;
 
         [InverseProperty(nameof(Company.CompanyType))]
-        public virtual ICollection<Company> Companies { get; set; }
+        public virtual ICollection<Company> Companies { get; set; } = null!;
     }
 }

AsbCloudDb/Model/Deposit.cs

@@ -3,28 +3,21 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 
-#nullable disable
-
 namespace AsbCloudDb.Model
 {
     [Table("t_deposit"), Comment("Месторождение")]
     public partial class Deposit : IId, IMapPoint
     {
-        public Deposit()
-        {
-            Clusters = new HashSet<Cluster>();
-        }
-
         [Key]
         [Column("id")]
         public int Id { get; set; }
 
         [Column("caption")]
         [StringLength(255)]
-        public string Caption { get; set; }
+        public string Caption { get; set; } = null!;
 
         [InverseProperty(nameof(Cluster.Deposit))]
-        public virtual ICollection<Cluster> Clusters { get; set; }
+        public virtual ICollection<Cluster> Clusters { get; set; } = null!;
 
         [Column("latitude")]
         public double? Latitude { get; set; }
@@ -33,6 +26,6 @@ namespace AsbCloudDb.Model
         public double? Longitude { get; set; }
 
         [Column("timezone", TypeName = "jsonb"), Comment("Смещение часового пояса от UTC")]
-        public SimpleTimezone Timezone { get; set; }
+        public SimpleTimezone Timezone { get; set; } = new();
     }
 }

AsbCloudDb/Model/SimpleTimeZone.cs

@@ -1,10 +1,9 @@
 namespace AsbCloudDb.Model
 {
-#nullable disable
     public class SimpleTimezone
     {
-        public double Hours { get; set; }
+        public double Hours { get; set; } = 5d;
-        public string TimezoneId { get; set; }
+        public string? TimezoneId { get; set; }
         public bool IsOverride { get; set; }
     }
 

AsbCloudDb/Model/Well.cs

@@ -4,8 +4,6 @@ using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Text.Json.Serialization;
 
-#nullable disable
-
 namespace AsbCloudDb.Model
 {
     [Table("t_well"), Comment("скважины")]
@@ -17,16 +15,16 @@ namespace AsbCloudDb.Model
 
         [Column("caption")]
         [StringLength(255)]
-        public string Caption { get; set; }
+        public string Caption { get; set; } = null!;
 
         [Column("id_cluster")]
-        public int? IdCluster { get; set; }
+        public int IdCluster { get; set; }
 
         [Column("id_telemetry")]
         public int? IdTelemetry { get; set; }
 
         [Column("id_well_type")]
-        public int? IdWellType { get; set; }
+        public int IdWellType { get; set; }
 
         [Column("state"), Comment("0 - неизвестно, 1 - в работе, 2 - завершена")]
         public int IdState { get; set; }
@@ -38,37 +36,37 @@ namespace AsbCloudDb.Model
         public double? Longitude { get; set; }
 
         [Column("timezone", TypeName = "jsonb"), Comment("Смещение часового пояса от UTC")]
-        public SimpleTimezone Timezone { get; set; }
+        public SimpleTimezone Timezone { get; set; } = null!;
 
         [ForeignKey(nameof(IdWellType))]
         [InverseProperty(nameof(Model.WellType.Wells))]
-        public virtual WellType WellType { get; set; }
+        public virtual WellType WellType { get; set; } = null!;
 
         [InverseProperty(nameof(RelationCompanyWell.Well))]
-        public virtual ICollection<RelationCompanyWell> RelationCompaniesWells { get; set; }
+        public virtual ICollection<RelationCompanyWell> RelationCompaniesWells { get; set; } = null!;
 
         [ForeignKey(nameof(IdCluster))]
         [InverseProperty(nameof(Model.Cluster.Wells))]
-        public virtual Cluster Cluster { get; set; }
+        public virtual Cluster Cluster { get; set; } = null!;
 
         [ForeignKey(nameof(IdTelemetry))]
         [InverseProperty(nameof(Model.Telemetry.Well))]
-        public virtual Telemetry Telemetry { get; set; }
+        public virtual Telemetry? Telemetry { get; set; }
 
         [JsonIgnore]
         [InverseProperty(nameof(WellOperation.Well))]
-        public virtual ICollection<WellOperation> WellOperations { get; set; }
+        public virtual ICollection<WellOperation> WellOperations { get; set; } = null!;
 
         [InverseProperty(nameof(WellComposite.Well))]
-        public virtual ICollection<WellComposite> WellComposites { get; set; }
+        public virtual ICollection<WellComposite> WellComposites { get; set; } = null!;
 
         [InverseProperty(nameof(WellComposite.WellSrc))]
-        public virtual ICollection<WellComposite> WellCompositeSrcs { get; set; }
+        public virtual ICollection<WellComposite> WellCompositeSrcs { get; set; } = null!;
 
         [InverseProperty(nameof(DrillingProgramPart.Well))]
-        public virtual ICollection<DrillingProgramPart> DrillingProgramParts { get; set; }
+        public virtual ICollection<DrillingProgramPart> DrillingProgramParts { get; set; } = null!;
 
         [InverseProperty(nameof(ProcessMap.Well))]
-        public virtual ICollection<ProcessMap> ProcessMaps { get; set; }
+        public virtual ICollection<ProcessMap> ProcessMaps { get; set; } = null!;
     }
 }

AsbCloudDb/Model/WellOperation.cs

@@ -6,7 +6,6 @@ using System.Text.Json.Serialization;
 
 namespace AsbCloudDb.Model
 {
-#nullable disable
     [Table("t_well_operation"), Comment("Данные по операциям на скважине")]
     public class WellOperation : IId
     {
@@ -48,26 +47,26 @@ namespace AsbCloudDb.Model
         public double DurationHours { get; set; }
 
         [Column("category_info"), Comment("Доп. информация к выбраной категории")]
-        public string CategoryInfo { get; set; }
+        public string? CategoryInfo { get; set; }
 
         [Column("comment"), Comment("Комментарий")]
-        public string Comment { get; set; }
+        public string? Comment { get; set; }
 
         [JsonIgnore]
         [ForeignKey(nameof(IdWell))]
-        public virtual Well Well { get; set; }
+        public virtual Well Well { get; set; } = null!;
 
         [JsonIgnore]
         [ForeignKey(nameof(IdWellSectionType))]
-        public virtual WellSectionType WellSectionType { get; set; }
+        public virtual WellSectionType WellSectionType { get; set; } = null!;
 
         [JsonIgnore]
         [ForeignKey(nameof(IdCategory))]
-        public virtual WellOperationCategory OperationCategory { get; set; }
+        public virtual WellOperationCategory OperationCategory { get; set; } = null!;
 
         [JsonIgnore]
         [ForeignKey(nameof(IdPlan))]
-        public virtual WellOperation OperationPlan { get; set; }
+        public virtual WellOperation OperationPlan { get; set; } = null!;
     }
 
 }

AsbCloudDb/Model/WellOperationCategory.cs

@@ -5,7 +5,6 @@ using System.Text.Json.Serialization;
 
 namespace AsbCloudDb.Model
 {
-#nullable enable
     [Table("t_well_operation_category"), Comment("Справочник операций на скважине")]
     public class WellOperationCategory : IId
     {
@@ -143,5 +142,4 @@ namespace AsbCloudDb.Model
         [ForeignKey(nameof(IdParent))]
         public virtual WellOperationCategory? Parent { get; set; } = null!;
     }
-#nullable disable
 }

AsbCloudInfrastructure/Services/WellService.cs

@@ -253,9 +253,9 @@ namespace AsbCloudInfrastructure.Services
                 dto.Timezone = GetTimezone(entity.Id);
 
             dto.StartDate = wellOperationRepository.FirstOperationDate(entity.Id)?.ToRemoteDateTime(dto.Timezone.Hours);
-            dto.WellType = entity.WellType?.Caption;
+            dto.WellType = entity.WellType.Caption;
-            dto.Cluster = entity.Cluster?.Caption;
+            dto.Cluster = entity.Cluster.Caption;
-            dto.Deposit = entity.Cluster?.Deposit?.Caption;
+            dto.Deposit = entity.Cluster.Deposit.Caption;
             if (entity.IdTelemetry is not null)
                 dto.LastTelemetryDate = telemetryService.GetLastTelemetryDate((int)entity.IdTelemetry);
             dto.Companies = entity.RelationCompaniesWells
@@ -347,9 +347,6 @@ namespace AsbCloudInfrastructure.Services
             if (well.Latitude is not null & well.Longitude is not null)
                 return well;
 
-            if (well.IdCluster is null)
-                throw new Exception($"Can't find coordinates of well {well.Caption} id: {well.Id}");
-
             var cluster = well.Cluster;
 
             if (cluster.Latitude is not null & cluster.Longitude is not null)

ConsoleApp1/ServiceFactory.cs

@@ -8,6 +8,7 @@ using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Primitives;
 using System.Collections.Generic;
+using System.Linq;
 
 namespace ConsoleApp1
 {
@@ -27,12 +28,12 @@ namespace ConsoleApp1
 
         public IEnumerable<IConfigurationSection> GetChildren()
         {
-            return null;
+            return Enumerable.Empty<IConfigurationSection>();
         }
 
-        public IChangeToken GetReloadToken()
+        public IChangeToken? GetReloadToken()
         {
-            return null;
+            return default;
         }
 
         public IConfigurationSection GetSection(string key) => this;