plugins {
	id "java"
	id "org.springframework.boot.conventions"
}

description = "Spring Boot Configuration Metadata Changelog Generator"

configurations {
	oldMetadata
	newMetadata
}

dependencies {
	implementation(enforcedPlatform(project(":spring-boot-project:spring-boot-dependencies")))
	implementation(project(":spring-boot-project:spring-boot-tools:spring-boot-configuration-metadata"))

	testImplementation(enforcedPlatform(project(":spring-boot-project:spring-boot-dependencies")))
	testImplementation("org.assertj:assertj-core")
	testImplementation("org.junit.jupiter:junit-jupiter")
}

if (project.hasProperty("oldVersion") && project.hasProperty("newVersion")) {
	dependencies {
		["spring-boot",
		 "spring-boot-actuator",
		 "spring-boot-actuator-autoconfigure",
		 "spring-boot-autoconfigure",
		 "spring-boot-devtools",
		 "spring-boot-test-autoconfigure"].each {
			oldMetadata("org.springframework.boot:$it:$oldVersion")
			newMetadata("org.springframework.boot:$it:$newVersion")
		}
	}

	def prepareOldMetadata = tasks.register("prepareOldMetadata", Sync) {
		from(configurations.oldMetadata)
		if (project.hasProperty("oldVersion")) {
			destinationDir = project.file("build/configuration-metadata-diff/$oldVersion")
		}
	}

	def prepareNewMetadata = tasks.register("prepareNewMetadata", Sync) {
		from(configurations.newMetadata)
		if (project.hasProperty("newVersion")) {
			destinationDir = project.file("build/configuration-metadata-diff/$newVersion")
		}
	}

	tasks.register("generate", JavaExec) {
		inputs.files(prepareOldMetadata, prepareNewMetadata)
		outputs.file(project.file("build/configuration-metadata-changelog.adoc"))
		classpath = sourceSets.main.runtimeClasspath
		mainClass = 'org.springframework.boot.configurationmetadata.changelog.ChangelogGenerator'
		if (project.hasProperty("oldVersion") && project.hasProperty("newVersion")) {
			args = [project.file("build/configuration-metadata-diff/$oldVersion"), project.file("build/configuration-metadata-diff/$newVersion"), project.file("build/configuration-metadata-changelog.adoc")]
		}
	}
}