/**
* Collect the required modules from all elements that are written to the script, sort those
* modules and write them after into the needed form for the LUA script.
*
* @param source the parsed NPC that supplies the data
* @param target the target writer that receives the written text
* @throws java.io.IOException thrown in case the writing operations fail
*/
private void writeModules(final ParsedNpc source, final Writer target) throws IOException {
final List<String> modules = new ArrayList<String>();
LuaWritable writeable = null;
String[] partModules;
final int count = source.getDataCount();
for (int i = 0; i < count; ++i) {
writeable = source.getLuaData(i);
partModules = writeable.getRequiredModules();
if (partModules != null) {
for (final String module : partModules) {
checkModuleAndAdd(modules, module);
}
}
}
checkModuleAndAdd(modules, "npc.base.basic"); // $NON-NLS-1$
Collections.sort(modules);
for (final String module : modules) {
target.write(String.format(requireCode, module));
target.write(NL);
}
}
/**
* Fill the SQL query builder will all required data.
*
* @param source the NPC that is the data source to build the query
* @return the prepared SQL query
*/
private String buildSQL(final ParsedNpc source) {
final int count = source.getDataCount();
final SQLBuilder builder = new SQLBuilder();
LuaWritable writeable = null;
for (int i = 0; i < count; ++i) {
writeable = source.getLuaData(i);
writeable.buildSQL(builder);
}
builder.setNpcName(source.getNpcName());
final String scriptName = source.getNpcName().toLowerCase().replace(' ', '_');
builder.setNpcScript("npc." + scriptName); // $NON-NLS-1$
builder.setNpcFaceTo(source.getNpcDir().getId());
builder.setNpcPosX(source.getNpcPos().getScX());
builder.setNpcPosY(source.getNpcPos().getScY());
builder.setNpcPosZ(source.getNpcPos().getScZ());
builder.setNpcType(source.getNpcRace().getId());
builder.setNpcSex(source.getNpcSex().getId());
return builder.getSQL();
}
/**
* Write a given stage of the full NPC data.
*
* @param source the parsed NPC that is the data source
* @param target the writer that is the target
* @param stage the current stage that is supposed to be processed
* @throws java.io.IOException thrown in case the writing operations fail
*/
private void writeStage(final ParsedNpc source, final Writer target, final WritingStage stage)
throws IOException {
final int count = source.getDataCount();
LuaWritable writeable = null;
for (int i = 0; i < count; ++i) {
writeable = source.getLuaData(i);
writeable.writeLua(target, stage);
}
}
/**
* Check if there are any entries in this stage.
*
* @param source the NPC that is the data source
* @param stage the stage to check
* @return <code>true</code> in case the NPC contains entries in this stage.
*/
private boolean checkStageExists(final ParsedNpc source, final WritingStage stage) {
final int count = source.getDataCount();
LuaWritable writeable = null;
for (int i = 0; i < count; ++i) {
writeable = source.getLuaData(i);
if (writeable.effectsLuaWritingStage(stage)) {
return true;
}
}
return false;
}
