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// Copyright 2016 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.android;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableList;
import com.android.builder.core.VariantConfiguration.Type;
import com.android.sdklib.repository.FullRevision;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import javax.annotation.Nullable;
class AaptCommandBuilder {
private final Path aapt;
private final String command;
private final List<String> flags = new ArrayList<>();
private final FullRevision buildToolsVersion;
private final Type variantType;
AaptCommandBuilder(
Path aapt, @Nullable FullRevision buildToolsVersion, Type variantType, String command) {
this.aapt = aapt;
this.buildToolsVersion = buildToolsVersion;
this.variantType = variantType;
this.command = command;
}
AaptCommandBuilder add(String flag) {
flags.add(flag);
return this;
}
AaptCommandBuilder add(String flag, @Nullable String value) {
if (!Strings.isNullOrEmpty(value)) {
flags.add(flag);
flags.add(value);
}
return this;
}
AaptCommandBuilder add(String flag, @Nullable Path path) {
if (path != null) {
add(flag, path.toString());
}
return this;
}
AaptCommandBuilder addRepeated(String flag, Collection<String> values) {
for (String value : values) {
add(flag, value);
}
return this;
}
AaptCommandBuilder maybeAdd(String flag, boolean condition) {
if (condition) {
add(flag);
}
return this;
}
AaptCommandBuilder maybeAdd(String flag, Path directory, boolean condition) {
if (condition) {
add(flag, directory);
}
return this;
}
AaptCommandBuilder maybeAdd(String flag, FullRevision requiredVersion) {
if (buildToolsVersion == null || buildToolsVersion.compareTo(requiredVersion) >= 0) {
add(flag);
}
return this;
}
AaptCommandBuilder maybeAdd(String flag, Type variant) {
if (variantType == variant) {
add(flag);
}
return this;
}
AaptCommandBuilder maybeAdd(String flag, @Nullable String value, Type variant) {
if (variantType == variant) {
add(flag, value);
}
return this;
}
List<String> build() {
return ImmutableList
.<String>builder()
.add(aapt.toString())
.add(command)
.addAll(flags)
.build();
}
}
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