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package cuchaz.enigma.translation.mapping.serde;
import com.google.common.base.Strings;
import cuchaz.enigma.ProgressListener;
import cuchaz.enigma.translation.mapping.EntryMap;
import cuchaz.enigma.translation.mapping.EntryMapping;
import cuchaz.enigma.translation.mapping.MappingDelta;
import cuchaz.enigma.translation.mapping.MappingSaveParameters;
import cuchaz.enigma.translation.mapping.tree.EntryTree;
import cuchaz.enigma.translation.mapping.tree.EntryTreeNode;
import cuchaz.enigma.translation.representation.entry.ClassEntry;
import cuchaz.enigma.translation.representation.entry.Entry;
import cuchaz.enigma.translation.representation.entry.FieldEntry;
import cuchaz.enigma.translation.representation.entry.LocalVariableEntry;
import cuchaz.enigma.translation.representation.entry.MethodEntry;
import cuchaz.enigma.utils.LFPrintWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Deque;
import java.util.LinkedList;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.StreamSupport;
public final class TinyV2Writer implements MappingsWriter {
private static final String MINOR_VERSION = "0";
private final String obfHeader;
private final String deobfHeader;
public TinyV2Writer(String obfHeader, String deobfHeader) {
this.obfHeader = obfHeader;
this.deobfHeader = deobfHeader;
}
@Override
public void write(EntryTree<EntryMapping> mappings, MappingDelta<EntryMapping> delta, Path path, ProgressListener progress, MappingSaveParameters parameters) {
List<EntryTreeNode<EntryMapping>> classes = StreamSupport.stream(mappings.spliterator(), false).filter(node -> node.getEntry() instanceof ClassEntry).collect(Collectors.toList());
try (PrintWriter writer = new LFPrintWriter(Files.newBufferedWriter(path))) {
writer.println("tiny\t2\t" + MINOR_VERSION + "\t" + obfHeader + "\t" + deobfHeader);
// no escape names
for (EntryTreeNode<EntryMapping> node : classes) {
writeClass(writer, node, mappings);
}
} catch (IOException ex) {
ex.printStackTrace(); // TODO add some better logging system
}
}
private void writeClass(PrintWriter writer, EntryTreeNode<EntryMapping> node, EntryMap<EntryMapping> tree) {
writer.print("c\t");
ClassEntry classEntry = (ClassEntry) node.getEntry();
String fullName = classEntry.getFullName();
writer.print(fullName);
Deque<String> parts = new LinkedList<>();
do {
EntryMapping mapping = tree.get(classEntry);
if (mapping != null) {
parts.addFirst(mapping.getTargetName());
} else {
parts.addFirst(classEntry.getName());
}
classEntry = classEntry.getOuterClass();
} while (classEntry != null);
String mappedName = String.join("$", parts);
writer.print("\t");
writer.print(mappedName); // todo escaping when we have v2 fixed later
writer.println();
writeComment(writer, node.getValue(), 1);
for (EntryTreeNode<EntryMapping> child : node.getChildNodes()) {
Entry entry = child.getEntry();
if (entry instanceof FieldEntry) {
writeField(writer, child);
} else if (entry instanceof MethodEntry) {
writeMethod(writer, child);
}
}
}
private void writeMethod(PrintWriter writer, EntryTreeNode<EntryMapping> node) {
writer.print(indent(1));
writer.print("m\t");
writer.print(((MethodEntry) node.getEntry()).getDesc().toString());
writer.print("\t");
writer.print(node.getEntry().getName());
writer.print("\t");
EntryMapping mapping = node.getValue();
if (mapping == null) {
writer.println(node.getEntry().getName()); // todo fix v2 name inference
} else {
writer.println(mapping.getTargetName());
writeComment(writer, mapping, 2);
}
for (EntryTreeNode<EntryMapping> child : node.getChildNodes()) {
Entry entry = child.getEntry();
if (entry instanceof LocalVariableEntry) {
writeParameter(writer, child);
}
// TODO write actual local variables
}
}
private void writeField(PrintWriter writer, EntryTreeNode<EntryMapping> node) {
if (node.getValue() == null)
return; // Shortcut
writer.print(indent(1));
writer.print("f\t");
writer.print(((FieldEntry) node.getEntry()).getDesc().toString());
writer.print("\t");
writer.print(node.getEntry().getName());
writer.print("\t");
EntryMapping mapping = node.getValue();
if (mapping == null) {
writer.println(node.getEntry().getName()); // todo fix v2 name inference
} else {
writer.println(mapping.getTargetName());
writeComment(writer, mapping, 2);
}
}
private void writeParameter(PrintWriter writer, EntryTreeNode<EntryMapping> node) {
if (node.getValue() == null)
return; // Shortcut
writer.print(indent(2));
writer.print("p\t");
writer.print(((LocalVariableEntry) node.getEntry()).getIndex());
writer.print("\t");
writer.print(node.getEntry().getName());
writer.print("\t");
EntryMapping mapping = node.getValue();
if (mapping == null) {
writer.println(); // todo ???
} else {
writer.println(mapping.getTargetName());
writeComment(writer, mapping, 3);
}
}
private void writeComment(PrintWriter writer, EntryMapping mapping, int indent) {
if (mapping != null && mapping.getJavadoc() != null) {
writer.print(indent(indent));
writer.print("c\t");
writer.print(MappingHelper.escape(mapping.getJavadoc()));
writer.println();
}
}
private String indent(int level) {
return Strings.repeat("\t", level);
}
}
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