Support generate declared repositories

gradm-codegen/src/main/kotlin/me/omico/gradm/internal/codegen/CodeGenerator.kt

@@ -46,6 +46,7 @@ fun generateGradmGeneratedSources(
         generateVersionsSourceFile()
         generatePluginSourceFile()
         generateDependenciesSourceFiles()
+        generateRepositoriesSourceFile()
         generateSelfSourceFile()
     }
 }

gradm-codegen/src/main/kotlin/me/omico/gradm/internal/codegen/Plugin.kt

@@ -17,7 +17,6 @@ package me.omico.gradm.internal.codegen
 
 import com.squareup.kotlinpoet.ClassName
 import com.squareup.kotlinpoet.KModifier
-import com.squareup.kotlinpoet.MemberName
 import com.squareup.kotlinpoet.ParameterizedTypeName.Companion.parameterizedBy
 import me.omico.elucidator.FunctionScope
 import me.omico.elucidator.addClass
@@ -37,9 +36,7 @@ import me.omico.gradm.GradmExperimentalConfiguration
 import me.omico.gradm.GradmGeneratedPluginType
 import me.omico.gradm.VersionsMeta
 import me.omico.gradm.internal.YamlDocument
-import me.omico.gradm.internal.config.gradleBuildInRepositories
 import me.omico.gradm.internal.config.plugins
-import me.omico.gradm.internal.config.repositories
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 import org.gradle.api.initialization.Settings
@@ -162,13 +159,4 @@ private fun FunctionScope.addExtensionsIfNeeds(
 ): Unit =
     addStatement(format = "$extensionsPath.findByName(\"${name}\") ?: $extensionsPath.add(\"${name}\", %T)", className)
 
-private fun FunctionScope.addDeclaredRepositoryStatements(gradmConfigDocument: YamlDocument): Unit =
-    gradmConfigDocument.repositories.forEach { repository ->
-        when {
-            repository in gradleBuildInRepositories -> addStatement("${repository.id}()")
-            !repository.noUpdates -> addStatement("%M(url = %S)", mavenMemberName, repository.url)
-        }
-    }
-
 private val extensionsPathRegex = """^(\w+\.)*\w+$""".toRegex()
-private val mavenMemberName: MemberName = MemberName("org.gradle.kotlin.dsl", "maven")

gradm-codegen/src/main/kotlin/me/omico/gradm/internal/codegen/Repositories.kt

@@ -0,0 +1,73 @@
+/*
+ * Copyright 2023 Omico
+ *
+ * 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 me.omico.gradm.internal.codegen
+
+import com.squareup.kotlinpoet.MemberName
+import me.omico.elucidator.FunctionScope
+import me.omico.elucidator.KtFileScope
+import me.omico.elucidator.addFunction
+import me.omico.elucidator.addLambdaStatement
+import me.omico.elucidator.addStatement
+import me.omico.elucidator.ktFile
+import me.omico.elucidator.receiver
+import me.omico.elucidator.writeTo
+import me.omico.gradm.GRADM_PACKAGE_NAME
+import me.omico.gradm.internal.YamlDocument
+import me.omico.gradm.internal.config.gradleBuildInRepositories
+import me.omico.gradm.internal.config.repositories
+import org.gradle.api.Project
+import org.gradle.api.initialization.Settings
+
+internal fun CodeGenerator.generateRepositoriesSourceFile() {
+    ktFile(GRADM_PACKAGE_NAME, "Repositories") {
+        addSuppressWarningTypes()
+        addGradmComment()
+        addAddDeclaredRepositoriesForSettingsScope(gradmConfigDocument)
+        addAddDeclaredRepositoriesForProjectScope(gradmConfigDocument)
+        writeTo(generatedSourcesDirectory)
+    }
+}
+
+internal fun FunctionScope.addDeclaredRepositoryStatements(gradmConfigDocument: YamlDocument): Unit =
+    gradmConfigDocument.repositories.forEach { repository ->
+        when {
+            repository in gradleBuildInRepositories -> addStatement("${repository.id}()")
+            !repository.noUpdates -> addStatement("%M(url = %S)", mavenMemberName, repository.url)
+        }
+    }
+
+private fun KtFileScope.addAddDeclaredRepositoriesForSettingsScope(gradmConfigDocument: YamlDocument): Unit =
+    addDeclaredRepositoryStatements<Settings> {
+        addLambdaStatement("pluginManagement.repositories") {
+            addDeclaredRepositoryStatements(gradmConfigDocument)
+        }
+    }
+
+private fun KtFileScope.addAddDeclaredRepositoriesForProjectScope(gradmConfigDocument: YamlDocument): Unit =
+    addDeclaredRepositoryStatements<Project> {
+        addLambdaStatement("%M", repositoriesMemberName) {
+            addDeclaredRepositoryStatements(gradmConfigDocument)
+        }
+    }
+
+private inline fun <reified T> KtFileScope.addDeclaredRepositoryStatements(crossinline block: FunctionScope.() -> Unit): Unit =
+    addFunction("addDeclaredRepositories") {
+        receiver<T>()
+        block()
+    }
+
+private val mavenMemberName: MemberName = MemberName("org.gradle.kotlin.dsl", "maven")
+private val repositoriesMemberName: MemberName = MemberName("org.gradle.kotlin.dsl", "repositories")