73 lines
2.3 KiB
Java
73 lines
2.3 KiB
Java
package net.minecraft.commands.functions;
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import it.unimi.dsi.fastutil.ints.IntArrayList;
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import it.unimi.dsi.fastutil.ints.IntList;
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import java.util.ArrayList;
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import java.util.List;
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import net.minecraft.commands.ExecutionCommandSource;
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import net.minecraft.commands.execution.UnboundEntryAction;
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import net.minecraft.resources.ResourceLocation;
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import org.jetbrains.annotations.Nullable;
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class FunctionBuilder<T extends ExecutionCommandSource<T>> {
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@Nullable
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private List<UnboundEntryAction<T>> plainEntries = new ArrayList();
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@Nullable
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private List<MacroFunction.Entry<T>> macroEntries;
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private final List<String> macroArguments = new ArrayList();
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public void addCommand(UnboundEntryAction<T> command) {
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if (this.macroEntries != null) {
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this.macroEntries.add(new MacroFunction.PlainTextEntry<>(command));
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} else {
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this.plainEntries.add(command);
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}
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}
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private int getArgumentIndex(String argument) {
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int i = this.macroArguments.indexOf(argument);
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if (i == -1) {
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i = this.macroArguments.size();
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this.macroArguments.add(argument);
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}
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return i;
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}
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private IntList convertToIndices(List<String> arguments) {
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IntArrayList intArrayList = new IntArrayList(arguments.size());
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for (String string : arguments) {
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intArrayList.add(this.getArgumentIndex(string));
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}
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return intArrayList;
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}
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public void addMacro(String name, int lineNumber, T compilationContext) {
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StringTemplate stringTemplate;
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try {
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stringTemplate = StringTemplate.fromString(name);
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} catch (Exception var7) {
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throw new IllegalArgumentException("Can't parse function line " + lineNumber + ": '" + name + "'", var7);
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}
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if (this.plainEntries != null) {
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this.macroEntries = new ArrayList(this.plainEntries.size() + 1);
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for (UnboundEntryAction<T> unboundEntryAction : this.plainEntries) {
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this.macroEntries.add(new MacroFunction.PlainTextEntry<>(unboundEntryAction));
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}
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this.plainEntries = null;
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}
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this.macroEntries.add(new MacroFunction.MacroEntry(stringTemplate, this.convertToIndices(stringTemplate.variables()), compilationContext));
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}
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public CommandFunction<T> build(ResourceLocation id) {
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return (CommandFunction<T>)(this.macroEntries != null
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? new MacroFunction<>(id, this.macroEntries, this.macroArguments)
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: new PlainTextFunction<>(id, this.plainEntries));
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}
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}
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