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using System.Collections.Frozen;
using System.Collections.Immutable;
namespace LibMatrix.Extensions;
public static class EnumerableExtensions {
public static int insertions = 0;
public static int replacements = 0;
public static void MergeStateEventLists(this IList<StateEvent> oldState, IList<StateEvent> newState) {
// foreach (var stateEvent in newState) {
// var old = oldState.FirstOrDefault(x => x.Type == stateEvent.Type && x.StateKey == stateEvent.StateKey);
// if (old is null) {
// oldState.Add(stateEvent);
// continue;
// }
//
// oldState.Remove(old);
// oldState.Add(stateEvent);
// }
foreach (var e in newState) {
switch (FindIndex(e)) {
case -1:
oldState.Add(e);
break;
case var index:
oldState[index] = e;
break;
}
}
int FindIndex(StateEvent needle) {
for (int i = 0; i < oldState.Count; i++) {
var old = oldState[i];
if (old.Type == needle.Type && old.StateKey == needle.StateKey)
return i;
}
return -1;
}
}
public static void MergeStateEventLists(this IList<StateEventResponse> oldState, IList<StateEventResponse> newState) {
foreach (var e in newState) {
switch (FindIndex(e)) {
case -1:
oldState.Add(e);
break;
case var index:
oldState[index] = e;
break;
}
}
int FindIndex(StateEventResponse needle) {
for (int i = 0; i < oldState.Count; i++) {
var old = oldState[i];
if (old.Type == needle.Type && old.StateKey == needle.StateKey)
return i;
}
return -1;
}
}
public static void MergeStateEventLists(this List<StateEventResponse> oldState, List<StateEventResponse> newState) {
foreach (var e in newState) {
switch (FindIndex(e)) {
case -1:
oldState.Add(e);
insertions++;
break;
case var index:
oldState[index] = e;
replacements++;
break;
}
}
int FindIndex(StateEventResponse needle) {
for (int i = 0; i < oldState.Count; i++) {
var old = oldState[i];
if (old.Type == needle.Type && old.StateKey == needle.StateKey)
return i;
}
return -1;
}
}
}
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