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…ore.Taos # Conflicts: # src/Example/Program.cs
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| @@ -0,0 +1,24 @@ | ||
| { | ||
| // 使用 IntelliSense 了解相关属性。 | ||
| // 悬停以查看现有属性的描述。 | ||
| // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387 | ||
| "version": "0.2.0", | ||
| "configurations": [ | ||
| { | ||
| "name": ".NET Core Launch (console)", | ||
| "type": "coreclr", | ||
| "request": "launch", | ||
| "preLaunchTask": "build", | ||
| "program": "${workspaceFolder}/src/Example/bin/Debug/net7.0/Example.dll", | ||
| "args": [], | ||
| "cwd": "${workspaceFolder}/src/Example", | ||
| "console": "internalConsole", | ||
| "stopAtEntry": false | ||
| }, | ||
| { | ||
| "name": ".NET Core Attach", | ||
| "type": "coreclr", | ||
| "request": "attach" | ||
| } | ||
| ] | ||
| } |
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| { | ||
| "version": "2.0.0", | ||
| "tasks": [ | ||
| { | ||
| "label": "build", | ||
| "command": "dotnet", | ||
| "type": "process", | ||
| "args": [ | ||
| "build", | ||
| "${workspaceFolder}/EFCore.Taos.sln", | ||
| "/property:GenerateFullPaths=true", | ||
| "/consoleloggerparameters:NoSummary" | ||
| ], | ||
| "problemMatcher": "$msCompile" | ||
| }, | ||
| { | ||
| "label": "publish", | ||
| "command": "dotnet", | ||
| "type": "process", | ||
| "args": [ | ||
| "publish", | ||
| "${workspaceFolder}/EFCore.Taos.sln", | ||
| "/property:GenerateFullPaths=true", | ||
| "/consoleloggerparameters:NoSummary" | ||
| ], | ||
| "problemMatcher": "$msCompile" | ||
| }, | ||
| { | ||
| "label": "watch", | ||
| "command": "dotnet", | ||
| "type": "process", | ||
| "args": [ | ||
| "watch", | ||
| "run", | ||
| "--project", | ||
| "${workspaceFolder}/EFCore.Taos.sln" | ||
| ], | ||
| "problemMatcher": "$msCompile" | ||
| } | ||
| ] | ||
| } |
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44 changes: 44 additions & 0 deletions
44
src/EFCore.Taos.Core/Infrastructure/Internal/TaosModelCustomizer.cs
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| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
|
|
||
| using Microsoft.EntityFrameworkCore; | ||
| using Microsoft.EntityFrameworkCore.Infrastructure; | ||
| using Microsoft.EntityFrameworkCore.Internal; | ||
|
|
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| namespace IoTSharp.EntityFrameworkCore.Taos.Infrastructure.Internal | ||
| { | ||
| public class TaosModelCustomizer : RelationalModelCustomizer | ||
| { | ||
| public TaosModelCustomizer(ModelCustomizerDependencies dependencies) : base(dependencies) | ||
| { | ||
| } | ||
|
|
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| public override void Customize(ModelBuilder modelBuilder, DbContext context) | ||
| { | ||
| var taostabs = context.GetType().GetProperties().Where(w => | ||
| { | ||
| var isDbSet = w.PropertyType.IsGenericType && w.PropertyType.GetGenericTypeDefinition() == typeof(DbSet<>); | ||
| if (isDbSet) | ||
| { | ||
| isDbSet &= w.PropertyType.GenericTypeArguments.All(a => a.GetCustomAttribute<TaosAttribute>() != null); | ||
| } | ||
| return isDbSet; | ||
| }).Select(s => s.PropertyType).ToList(); | ||
| foreach (var tab in taostabs) | ||
| { | ||
| foreach (var arg in tab.GenericTypeArguments) | ||
| { | ||
| modelBuilder.Entity(arg); | ||
| } | ||
| } | ||
| base.Customize(modelBuilder, context); | ||
|
|
||
| } | ||
| } | ||
| } |
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43
src/EFCore.Taos.Core/Metadata/Conventions/TaosAttributeConvention.cs
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| // Copyright (c) Maikebing. All rights reserved. | ||
| // Licensed under the MIT License, See License.txt in the project root for license information. | ||
|
|
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| using System.Reflection; | ||
|
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| using IoTSharp.EntityFrameworkCore.Taos; | ||
|
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| using Microsoft.EntityFrameworkCore.Metadata.Builders; | ||
| using Microsoft.EntityFrameworkCore.Metadata.Conventions.Infrastructure; | ||
| using Microsoft.EntityFrameworkCore.Metadata.Conventions.Internal; | ||
|
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| // ReSharper disable once CheckNamespace | ||
| namespace Microsoft.EntityFrameworkCore.Metadata.Conventions | ||
| { | ||
| public class TaosAttributeConvention : EntityTypeAttributeConventionBase<TaosAttribute> | ||
| { | ||
| public TaosAttributeConvention(ProviderConventionSetBuilderDependencies dependencies) : base(dependencies) | ||
| { | ||
| } | ||
|
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| protected override void ProcessEntityTypeAdded(IConventionEntityTypeBuilder entityTypeBuilder, TaosAttribute attribute, IConventionContext<IConventionEntityTypeBuilder> context) | ||
| { | ||
| var tableName = attribute.TableName; | ||
| if (string.IsNullOrWhiteSpace(tableName)) | ||
| { | ||
| var type = entityTypeBuilder.Metadata.ClrType; | ||
| tableName = type.Name; | ||
| } | ||
|
|
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| entityTypeBuilder.ToTable(tableName, fromDataAnnotation: true); | ||
| } | ||
| public override void ProcessEntityTypeAdded(IConventionEntityTypeBuilder entityTypeBuilder, IConventionContext<IConventionEntityTypeBuilder> context) | ||
| { | ||
| var type = entityTypeBuilder.Metadata.ClrType; | ||
|
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| var attributes = type.GetCustomAttributes<TaosAttribute>(true); | ||
| foreach (var attribute in attributes) | ||
| { | ||
| ProcessEntityTypeAdded(entityTypeBuilder, attribute, context); | ||
| } | ||
| } | ||
| } | ||
| } |
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src/EFCore.Taos.Core/Metadata/Conventions/TaosColumnAttributePropertyAttributeConvention.cs
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| // Copyright (c) Maikebing. All rights reserved. | ||
| // Licensed under the MIT License, See License.txt in the project root for license information. | ||
|
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||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.ComponentModel.DataAnnotations.Schema; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
|
|
||
| using IoTSharp.EntityFrameworkCore.Taos; | ||
|
|
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| using Microsoft.EntityFrameworkCore.Diagnostics; | ||
| using Microsoft.EntityFrameworkCore.Metadata.Builders; | ||
| using Microsoft.EntityFrameworkCore.Metadata.Conventions.Infrastructure; | ||
| using Microsoft.EntityFrameworkCore.Metadata.Internal; | ||
|
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| // ReSharper disable once CheckNamespace | ||
| namespace Microsoft.EntityFrameworkCore.Metadata.Conventions | ||
| { | ||
| /// <summary> | ||
| /// IPropertyAddedConvention, IConvention, IPropertyFieldChangedConvention | ||
| /// </summary> | ||
| public class TaosColumnAttributePropertyAttributeConvention : PropertyAttributeConventionBase<TaosColumnAttribute>, IModelFinalizingConvention, IEntityTypeAddedConvention, IEntityTypeBaseTypeChangedConvention | ||
| { | ||
| public TaosColumnAttributePropertyAttributeConvention(ProviderConventionSetBuilderDependencies dependencies) : base(dependencies) | ||
| { | ||
| } | ||
|
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| public void ProcessEntityTypeAdded(IConventionEntityTypeBuilder entityTypeBuilder, IConventionContext<IConventionEntityTypeBuilder> context) | ||
| { | ||
|
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| var entityType = entityTypeBuilder.Metadata; | ||
| var taosAtt = entityType.ClrType.GetCustomAttribute<TaosAttribute>(); | ||
| var members = entityType.GetRuntimeProperties().Values.Cast<MemberInfo>() | ||
| //.Concat(entityType.GetRuntimeFields().Values) | ||
| .Select(s => | ||
| { | ||
| var pmeta = entityType.FindProperty(s); | ||
| var attr = s.GetCustomAttribute<TaosColumnAttribute>(); | ||
| if (pmeta == null && (attr != null && !attr.IsSubTableName)) | ||
| { | ||
| pmeta = entityType.AddProperty(s); | ||
| } | ||
| return (Menber: s, Attr: attr, Meta: pmeta); | ||
| }); | ||
| if (taosAtt.IsSuperTable) | ||
| { | ||
| var haveSubTableName = members.Where(w => w.Attr != null && w.Attr.IsSubTableName).Count() > 0; | ||
| if (!haveSubTableName) | ||
| { | ||
| throw new Exception("super table model need subtable name property"); | ||
| } | ||
| } | ||
|
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| foreach (var m in members) | ||
| { | ||
| if (m.Attr.IsSubTableName) | ||
| { | ||
| entityTypeBuilder.Ignore(m.Menber.GetSimpleMemberName(), fromDataAnnotation: true); | ||
| } | ||
|
|
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| } | ||
| var keyMembers = members.Where(w => w.Attr != null && w.Attr.ColumnType == TaosDataType.TIMESTAMP || w.Attr.IsTag); | ||
| if (keyMembers != null && keyMembers.Count() > 0) | ||
| { | ||
| var keyProps = keyMembers.Select(s => | ||
| { | ||
| //var name = string.IsNullOrWhiteSpace(s.Attr.ColumnName) ? s.Menber.Name : s.Attr.ColumnName; | ||
| return entityTypeBuilder.Metadata.FindProperty(s.Menber); | ||
| }).Where(w => w != null).ToList(); | ||
|
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| if (keyProps.Count > 0) | ||
| { | ||
| entityTypeBuilder.PrimaryKey(keyProps, true); | ||
| } | ||
| } | ||
|
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|
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| } | ||
|
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|
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| public void ProcessEntityTypeBaseTypeChanged(IConventionEntityTypeBuilder entityTypeBuilder, IConventionEntityType newBaseType, IConventionEntityType oldBaseType, IConventionContext<IConventionEntityType> context) | ||
| { | ||
| if (oldBaseType == null) | ||
| { | ||
| return; | ||
| } | ||
|
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| } | ||
|
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| protected override void ProcessPropertyAdded(IConventionPropertyBuilder propertyBuilder, TaosColumnAttribute attribute, MemberInfo clrMember, IConventionContext context) | ||
| { | ||
|
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| var property = propertyBuilder.Metadata; | ||
| //var member = property.GetIdentifyingMemberInfo(); | ||
|
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| if (!string.IsNullOrWhiteSpace(attribute?.ColumnName)) | ||
| { | ||
| if (attribute?.ColumnName == "value") | ||
| { | ||
| throw new Exception("column name value not allow"); | ||
| } | ||
| propertyBuilder.HasColumnName(attribute.ColumnName, true); | ||
| } | ||
| else if (property.Name == "value") | ||
| { | ||
| throw new Exception("column name value not allow"); | ||
| } | ||
|
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| propertyBuilder.HasColumnType(attribute.ColumnType.ToString(), true); | ||
| if (attribute.ColumnLength > 0) | ||
| { | ||
| propertyBuilder.HasMaxLength(attribute.ColumnLength, true); | ||
| } | ||
| //switch (attribute.ColumnType) | ||
| //{ | ||
| // case TaosDataType.BINARY: | ||
| // case TaosDataType.NCHAR: | ||
| // case TaosDataType.VARCHAR: | ||
| // case TaosDataType.GEOMETRY: | ||
| // case TaosDataType.VARBINARY: | ||
| // propertyBuilder.HasColumnType($"{attribute.ColumnType}({attribute.ColumnLength})", true); | ||
| // break; | ||
| // default: | ||
| // propertyBuilder.HasColumnType(attribute.ColumnType.ToString(), true); | ||
| // break; | ||
| //} | ||
| if (attribute.IsTag) | ||
| { | ||
| propertyBuilder.IsRequired(true, true); | ||
| } | ||
|
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| } | ||
|
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| public void ProcessModelFinalizing(IConventionModelBuilder modelBuilder, IConventionContext<IConventionModelBuilder> context) | ||
| { | ||
|
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|
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| } | ||
|
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|
|
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| } | ||
| } |
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