using System;
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using System.Collections.Generic;
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using System.Reflection;
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using System.Text;
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namespace Json
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{
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public class JsonObject
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{
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private Dictionary<string, JsonProperty> _property;
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public JsonObject()
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{
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this._property = (Dictionary<string, JsonProperty>)null;
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}
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public JsonObject(SetProperties callback)
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{
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if (callback == null)
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return;
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callback(this);
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}
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public JsonObject(string jsonString)
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{
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this.Parse(ref jsonString);
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}
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public JsonProperty AddProperty(string PropertyName)
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{
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if (this._property == null)
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this._property = new Dictionary<string, JsonProperty>((IEqualityComparer<string>)StringComparer.OrdinalIgnoreCase);
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if (!this._property.ContainsKey(PropertyName))
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this._property.Add(PropertyName, new JsonProperty());
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return this._property[PropertyName];
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}
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public JsonProperty AddProperty(string PropertyName, object Value)
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{
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if (this._property == null)
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this._property = new Dictionary<string, JsonProperty>((IEqualityComparer<string>)StringComparer.OrdinalIgnoreCase);
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if (!this._property.ContainsKey(PropertyName))
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this._property.Add(PropertyName, new JsonProperty(Value));
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return this._property[PropertyName];
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}
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public JsonProperty AddProperty(string PropertyName, params object[] Values)
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{
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if (this._property == null)
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this._property = new Dictionary<string, JsonProperty>((IEqualityComparer<string>)StringComparer.OrdinalIgnoreCase);
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if (!this._property.ContainsKey(PropertyName))
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{
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JsonProperty jsonProperty = new JsonProperty();
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foreach (object obj in Values)
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jsonProperty.Add(obj);
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this._property.Add(PropertyName, jsonProperty);
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}
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return this._property[PropertyName];
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}
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public JsonProperty Replace(string PropertyName, object Value)
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{
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if (this._property == null)
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this._property = new Dictionary<string, JsonProperty>((IEqualityComparer<string>)StringComparer.OrdinalIgnoreCase);
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if (this._property.ContainsKey(PropertyName))
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this._property[PropertyName] = new JsonProperty(Value);
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return this._property[PropertyName];
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}
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public T GetEntity<T>() where T : new()
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{
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T obj = new T();
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foreach (string propertyName in this.GetPropertyNames())
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{
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PropertyInfo property = obj.GetType().GetProperty(propertyName, BindingFlags.IgnoreCase | BindingFlags.Instance | BindingFlags.Public);
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if (property != null)
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{
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string s = this[propertyName].Value;
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Type propertyType = property.PropertyType;
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if (string.IsNullOrEmpty(s))
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{
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if (propertyType.Equals((object)TypeCode.String))
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property.SetValue((object)obj, (object)"", (object[])null);
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}
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else if (propertyType.Equals((object)TypeCode.Boolean))
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property.SetValue((object)obj, (object)(s == "1"), (object[])null);
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else if (propertyType.Equals((object)TypeCode.DateTime))
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{
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DateTime result;
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if (!DateTime.TryParse(s, out result))
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result = DateTime.MinValue;
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property.SetValue((object)obj, (object)result, (object[])null);
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}
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else
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property.SetValue((object)obj, Convert.ChangeType((object)s, propertyType), (object[])null);
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}
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}
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return obj;
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}
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public static T GetEntityFromJson<T>(JsonObject js, ref T a)
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{
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if ((object)a != null && js != null)
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{
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foreach (PropertyInfo property in a.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public))
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{
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if (js.HasProperty(property.Name) || js.HasProperty(property.Name.ToLower()))
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{
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string s;
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if (js[property.Name] == null)
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{
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if (js[property.Name.ToLower()] != null)
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s = js[property.Name.ToLower()].Value;
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else
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goto label_18;
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}
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else
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s = js[property.Name].Value;
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TypeCode typeCode = Type.GetTypeCode(property.PropertyType);
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try
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{
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if ((s == null || s.Length == 0) && typeCode == TypeCode.String)
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property.SetValue((object)a, (object)"", (object[])null);
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switch (typeCode)
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{
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case TypeCode.Boolean:
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property.SetValue((object)a, (object)(s == "1"), (object[])null);
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break;
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case TypeCode.DateTime:
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DateTime result;
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if (!DateTime.TryParse(s, out result))
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result = DateTime.MinValue;
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property.SetValue((object)a, (object)result, (object[])null);
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break;
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default:
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property.SetValue((object)a, Convert.ChangeType((object)s, property.PropertyType), (object[])null);
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break;
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}
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}
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catch (Exception ex)
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{
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throw new ArgumentException("[" + property.Name + "]Json绑定失败：" + ex.Message);
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}
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label_18:;
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}
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}
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}
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return a;
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}
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public string[] GetPropertyNames()
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{
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if (this._property == null)
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return (string[])null;
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string[] array = (string[])null;
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if (this._property.Count > 0)
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{
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array = new string[this._property.Count];
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this._property.Keys.CopyTo(array, 0);
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}
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return array;
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}
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public bool HasProperty(string PropertyName)
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{
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return this._property != null && this._property.ContainsKey(PropertyName);
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}
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public bool IsNull()
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{
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return this._property == null;
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}
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private void Parse(ref string jsonString)
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{
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int length = jsonString.Length;
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if (string.IsNullOrEmpty(jsonString) || jsonString.Substring(0, 1) != "{" || jsonString.Substring(jsonString.Length - 1, 1) != "}")
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throw new ArgumentException("传入文本不符合Json格式!" + jsonString);
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Stack<char> charStack1 = new Stack<char>();
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Stack<char> charStack2 = new Stack<char>();
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StringBuilder stringBuilder = new StringBuilder();
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bool flag1 = false;
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bool flag2 = false;
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JsonProperty jsonProperty = (JsonProperty)null;
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for (int index = 1; index <= length - 2; ++index)
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{
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char ch = jsonString[index];
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if (ch != '}') ;
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if (ch == ' ' && charStack1.Count == 0)
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stringBuilder.Append(ch);
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else if ((ch == '\'' || ch == '"') && (!flag1 && charStack1.Count == 0) && !flag2)
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{
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stringBuilder.Length = 0;
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charStack1.Push(ch);
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}
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else if ((ch == '\'' || ch == '"') && (!flag1 && charStack1.Count > 0) && (int)charStack1.Peek() == (int)ch && !flag2)
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{
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int num1 = (int)charStack1.Pop();
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}
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else if ((ch == '[' || ch == '{') && charStack1.Count == 0)
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{
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charStack2.Push(ch == '[' ? ']' : '}');
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stringBuilder.Append(ch);
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}
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else if ((ch == ']' || ch == '}') && charStack1.Count == 0 && (int)charStack2.Peek() == (int)ch)
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{
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int num2 = (int)charStack2.Pop();
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stringBuilder.Append(ch);
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}
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else if (ch == ':' && charStack1.Count == 0 && charStack2.Count == 0 && !flag2)
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{
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jsonProperty = new JsonProperty();
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this[stringBuilder.ToString()] = jsonProperty;
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flag2 = true;
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stringBuilder.Length = 0;
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}
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else if (ch == ',' && charStack1.Count == 0 && charStack2.Count == 0)
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{
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if (jsonProperty != null)
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{
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string jsonString1 = stringBuilder.ToString();
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jsonProperty.Parse(ref jsonString1);
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}
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flag2 = false;
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stringBuilder.Length = 0;
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}
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else
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stringBuilder.Append(ch);
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}
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if (stringBuilder.Length <= 0 || jsonProperty == null || jsonProperty.Type != JsonPropertyType.Null)
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return;
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string jsonString2 = stringBuilder.ToString();
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jsonProperty.Parse(ref jsonString2);
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}
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public virtual T Properties<T>(string PropertyName) where T : class
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{
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JsonProperty jsonProperty = this[PropertyName];
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if (jsonProperty != null)
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return jsonProperty.GetValue<T>();
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return default(T);
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}
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public JsonProperty RemoveProperty(string PropertyName)
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{
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if (this._property == null || !this._property.ContainsKey(PropertyName))
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return (JsonProperty)null;
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JsonProperty jsonProperty = this._property[PropertyName];
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this._property.Remove(PropertyName);
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return jsonProperty;
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}
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public override string ToString()
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{
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return this.ToString("");
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}
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public virtual string ToString(string format)
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{
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if (this.IsNull())
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return "{}";
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StringBuilder stringBuilder = new StringBuilder();
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foreach (string key in this._property.Keys)
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{
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stringBuilder.Append(",");
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stringBuilder.Append(string.Format("\"{0}\"", (object)key)).Append(": ");
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stringBuilder.Append(this._property[key].ToString(format));
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}
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if (this._property.Count > 0)
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stringBuilder.Remove(0, 1);
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stringBuilder.Insert(0, "{");
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stringBuilder.Append("}");
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return stringBuilder.ToString();
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}
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public JsonProperty this[string PropertyName]
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{
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get
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{
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if (this._property != null && this._property.ContainsKey(PropertyName))
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return this._property[PropertyName];
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return this.AddProperty(PropertyName);
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}
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set
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{
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if (this._property == null)
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this._property = new Dictionary<string, JsonProperty>((IEqualityComparer<string>)StringComparer.OrdinalIgnoreCase);
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if (this._property.ContainsKey(PropertyName))
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this._property[PropertyName] = value;
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else
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this._property.Add(PropertyName, value);
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}
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}
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}
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}
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