string getFilter(ComponentData data, string contextName, EventData eventData)
{
var filter = string.Empty;
if (data.GetMemberData().Length == 0)
{
switch (eventData.eventType)
{
case EventType.Added:
filter = "entity." + data.PrefixedComponentName();
break;
case EventType.Removed:
filter = "!entity." + data.PrefixedComponentName();
break;
}
}
else
{
switch (eventData.eventType)
{
case EventType.Added:
filter = "entity.has" + data.ComponentName();
break;
case EventType.Removed:
filter = "!entity.has" + data.ComponentName();
break;
}
}
if (eventData.eventTarget == EventTarget.Self)
{
filter += " && entity.has" + data.EventListener(contextName, eventData);
}
return(filter);
}
public static string Replace(this string template, ComponentData data, string contextName)
{
return(template
.Replace(contextName)
.Replace("${ComponentType}", data.GetTypeName())
.Replace("${ComponentName}", data.ComponentName())
.Replace("${componentName}", data.ComponentName().LowercaseFirst())
.Replace("${validComponentName}", data.ComponentNameValidLowercaseFirst())
.Replace("${prefixedComponentName}", data.PrefixedComponentName())
.Replace("${newMethodParameters}", GetMethodParameters(data.GetMemberData(), true))
.Replace("${methodParameters}", GetMethodParameters(data.GetMemberData(), false))
.Replace("${newMethodArgs}", GetMethodArgs(data.GetMemberData(), true))
.Replace("${methodArgs}", GetMethodArgs(data.GetMemberData(), false))
.Replace("${Index}", contextName + LOOKUP + "." + data.ComponentName()));
}
CodeGenFile[] generate(string contextName, ComponentData data)
{
return(data.GetEventData()
.Select(eventData => {
var methodArgs = data.GetEventMethodArgs(eventData, ", " + (data.GetMemberData().Length == 0
? data.PrefixedComponentName()
: getMethodArgs(data.GetMemberData())));
var cachedAccess = data.GetMemberData().Length == 0
? string.Empty
: "var component = e." + data.ComponentName().LowercaseFirst() + ";";
if (eventData.eventType == EventType.Removed)
{
methodArgs = string.Empty;
cachedAccess = string.Empty;
}
var template = eventData.eventTarget == EventTarget.Self
? SELF_TARGET_TEMPLATE
: ANY_TARGET_TEMPLATE;
var fileContent = template
.Replace("${GroupEvent}", eventData.eventType.ToString())
.Replace("${filter}", getFilter(data, contextName, eventData))
.Replace("${cachedAccess}", cachedAccess)
.Replace("${methodArgs}", methodArgs)
.Replace(data, contextName, eventData);
return new CodeGenFile(
"Events" + Path.DirectorySeparatorChar +
"Systems" + Path.DirectorySeparatorChar +
data.Event(contextName, eventData) + "EventSystem.cs",
fileContent,
GetType().FullName
);
}).ToArray());
}
CodeGenFile[] generate(string contextName, ComponentData data)
{
return(data.GetEventData()
.Select(eventData => {
var memberData = data.GetMemberData();
if (memberData.Length == 0)
{
memberData = new[] { new MemberData("bool", data.PrefixedComponentName()) };
}
var fileContent = TEMPLATE
.Replace("${methodParameters}", data.GetEventMethodArgs(eventData, ", " + memberData.GetMethodParameters(false)))
.Replace(data, contextName, eventData);
return new CodeGenFile(
"Events" + Path.DirectorySeparatorChar +
"Interfaces" + Path.DirectorySeparatorChar +
"I" + data.EventListener(contextName, eventData) + ".cs",
fileContent,
GetType().FullName
);
}).ToArray());
}