ParameterValueResolverFactory.cs
1.95 KB
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using System.Collections.Generic;
using System.Linq;
using Rcs.Domain.Entities;
using Rcs.Domain.Enums;
using Rcs.Domain.Models;
using Rcs.Domain.Services;
namespace Rcs.Infrastructure.Services.ParameterResolvers
{
/// <summary>
/// 参数值解析器工厂 - 根据来源类型选择对应解析器
/// @author zzy
/// </summary>
public class ParameterValueResolverFactory : IParameterValueResolverFactory
{
private readonly Dictionary<ParameterSourceType, IParameterValueResolver> _resolvers;
/// <summary>
/// 构造函数 - 通过依赖注入获取所有解析器
/// </summary>
public ParameterValueResolverFactory(IEnumerable<IParameterValueResolver> resolvers)
{
_resolvers = resolvers.ToDictionary(r => r.SourceType);
}
/// <summary>
/// 解析单个参数值
/// </summary>
public object? Resolve(ActionParameterDefinition definition, ParameterContext context)
{
if (definition.ParameterSourceType == null)
return definition.DefaultValue;
if (_resolvers.TryGetValue(definition.ParameterSourceType.Value, out var resolver))
{
return resolver.Resolve(definition, context);
}
return definition.DefaultValue;
}
/// <summary>
/// 批量解析动作的所有参数
/// </summary>
public List<ResolvedParameter> ResolveAll(
IEnumerable<ActionParameterDefinition> definitions,
ParameterContext context)
{
return definitions
.OrderBy(d => d.SortOrder)
.Select(def => new ResolvedParameter
{
Key = def.ParameterName,
Value = Resolve(def, context)?.ToString() ?? string.Empty,
ValueType = def.ParameterValueType
})
.ToList();
}
}
}