package com.eriwen.gradle.js.source.internal;
import com.eriwen.gradle.js.source.JavaScriptProcessingChain;
import com.eriwen.gradle.js.source.JavaScriptSourceSet;
import groovy.lang.Closure;
import org.gradle.api.Action;
import org.gradle.api.Project;
import org.gradle.api.Task;
import org.gradle.api.file.FileCollection;
import org.gradle.api.internal.DefaultNamedDomainObjectList;
import org.gradle.api.tasks.SourceTask;
import org.gradle.internal.reflect.Instantiator;
import java.util.Collections;
import java.util.concurrent.Callable;
public class DefaultJavaScriptProcessingChain extends DefaultNamedDomainObjectList<SourceTask> implements JavaScriptProcessingChain {
private final DefaultJavaScriptSourceSet source;
private final Project project;
public DefaultJavaScriptProcessingChain(Project project, DefaultJavaScriptSourceSet source, Instantiator instantiator) {
super(SourceTask.class, instantiator, new Task.Namer());
this.source = source;
this.project = project;
wireChain();
}
public JavaScriptSourceSet getSource() {
return source;
}
protected void wireChain() {
all(new Action<SourceTask>() {
public void execute(final SourceTask sourceTask) {
sourceTask.source(new Callable<FileCollection>() {
public FileCollection call() throws Exception {
int index = indexOf(sourceTask);
if (index == -1) {
return null; // task has been removed, noop
} else if (index == 0) {
return getSource().getJs();
} else {
SourceTask previous = get(index - 1);
return previous.getOutputs().getFiles();
}
}
});
}
});
}
public <T extends SourceTask> T task(Class<T> type) {
return task(calculateName(type), type);
}
public <T extends SourceTask> T task(String name, Class<T> type) {
return task(name, type, null);
}
public <T extends SourceTask> T task(Class<T> type, Closure closure) {
return task(calculateName(type), type, closure);
}
@SuppressWarnings("unchecked")
public <T extends SourceTask> T task(String name, Class<T> type, Closure closure) {
T task = (T)project.task(Collections.singletonMap("type", type), name, closure);
add(task);
return task;
}
protected String calculateName(Class<? extends SourceTask> type) {
String name = type.getName();
if (name.endsWith("Task")) {
name = name.substring(0, name.length() - 4);
}
return source.getName() + name;
}
}