/*
 * Copyright 2016-2021 the original author or authors.
 *
 * 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
 *
 * https://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 io.spring.gradle.convention

import io.spring.gradle.dependencymanagement.DependencyManagementPlugin
import org.gradle.api.Plugin
import org.gradle.api.Project

/**
 * Adds and configures {@link DependencyManagementPlugin}.
 * <p>
 * Additionally, if 'gradle/dependency-management.gradle' file is present it will be
 * automatically applied file for configuring the dependencies.
 */
class SpringDependencyManagementConventionPlugin implements Plugin<Project> {

    static final String DEPENDENCY_MANAGEMENT_RESOURCE = "gradle/dependency-management.gradle"

    @Override
    void apply(Project project) {
        project.getPluginManager().apply(ManagementConfigurationPlugin)
        project.getPluginManager().apply(DependencyManagementPlugin)
        project.dependencyManagement {
            resolutionStrategy {
                cacheChangingModulesFor 0, "seconds"
            }
        }
        File rootDir = project.rootDir
        List<File> dependencyManagementFiles = [project.rootProject.file(DEPENDENCY_MANAGEMENT_RESOURCE)]
        for (File dir = project.projectDir; dir != rootDir; dir = dir.parentFile) {
            dependencyManagementFiles.add(new File(dir, DEPENDENCY_MANAGEMENT_RESOURCE))
        }
        dependencyManagementFiles.each { f ->
            if (f.exists()) {
                project.apply from: f.absolutePath
            }
        }
    }

}
