public static DictDiff Diff(Dictionary <string, string> d1, Dictionary <string, string> d2)
{
var toSync = new DictDiff();
/*
* if (d1 == null)
* {
* foreach (var kvp in d2)
* {
* toSync.New.Add(kvp.Key, kvp.Value);
* }
* }
*/
foreach (var kvp in d1)
{
if (d2.ContainsKey(kvp.Key) && kvp.Value != d2[kvp.Key] && d2[kvp.Key].Trim() != "")
{
toSync.Updated.Add(kvp.Key, d2[kvp.Key]);
toSync.Orig.Add(kvp.Key, kvp.Value);
}
}
//don't add new keys
foreach (var kvp in d2)
{
if (!d1.ContainsKey(kvp.Key))
{
toSync.New.Add(kvp.Key, kvp.Value);
}
}
return(toSync);
}
public virtual void Diff(IEnumerable <T> list1, IEnumerable <T> list2)
{
var dDiff = new DictDiff();
this.Orig.Clear();
this.Updated.Clear();
this.New.Clear();
this.Deleted.Clear();
var dict1 = list1.ToDictionary(KeySelector);
var dict2 = list2.ToDictionary(KeySelector);
/*
* if (d1 == null)
* {
* foreach (var kvp in d2)
* {
* toSync.New.Add(kvp.Key, kvp.Value);
* }
* }
*/
foreach (var kvp in dict1)
{
if (dict2.ContainsKey(kvp.Key) && IsModifiedComparer(ContentSelector(kvp.Value), ContentSelector(dict2[kvp.Key])))
//if (dict2.ContainsKey(kvp.Key) && !ContentSelector(kvp.Value).Equals(ContentSelector(dict2[kvp.Key])))
{
Updated.Add(kvp.Key, dict2[kvp.Key]);
Orig.Add(kvp.Key, kvp.Value);
}
}
//check new keys
foreach (var kvp in dict2)
{
if (!dict1.ContainsKey(kvp.Key))
{
New.Add(kvp.Key, kvp.Value);
}
}
//check deleted keys
foreach (var kvp in dict1)
{
if (!dict2.ContainsKey(kvp.Key))
{
Deleted.Add(kvp.Key, kvp.Value);
}
}
}
public static void Patch(Dictionary <string, string> d, DictDiff toSync)
{
foreach (var kvp in toSync.New)
{
if (!d.ContainsKey(kvp.Key))
{
d.Add(kvp.Key, kvp.Value);
}
}
foreach (var kvp in toSync.Updated)
{
d[kvp.Key] = kvp.Value;
}
}