From 38d67d4a1b31682f43002be994a95c51c5bf4d8d Mon Sep 17 00:00:00 2001
From: Jameson <james.bradlee@telenor.no>
Date: Sun, 14 Jan 2024 03:49:24 +0100
Subject: [PATCH] feat: added plugin to auto-exclude commons-logging, possibly
 more to be added in the future

---
 README.md                                     |  8 ++++++
 .../kotlin/sh/tnn/gradle/TelenorNextPlugin.kt |  2 ++
 .../plugins/auto_exclude/AutoExcludePlugin.kt | 26 +++++++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100644 src/main/kotlin/sh/tnn/gradle/plugins/auto_exclude/AutoExcludePlugin.kt

diff --git a/README.md b/README.md
index 05a29c7..20fb5a3 100644
--- a/README.md
+++ b/README.md
@@ -179,3 +179,11 @@ organizations.
 
 `telenor.dcapi()` Will add the legacy DC API repository from
 Prima Nexus.
+
+### Auto Exclude
+
+This plugin will automatically exclude the following
+dependencies from all configurations:
+
+- `commons-logging:commons-logging`
+  unless `AUTO_EXCLUDE_KEEP` contains `commons-logging`
diff --git a/src/main/kotlin/sh/tnn/gradle/TelenorNextPlugin.kt b/src/main/kotlin/sh/tnn/gradle/TelenorNextPlugin.kt
index c773f2a..4d02d5b 100644
--- a/src/main/kotlin/sh/tnn/gradle/TelenorNextPlugin.kt
+++ b/src/main/kotlin/sh/tnn/gradle/TelenorNextPlugin.kt
@@ -2,6 +2,7 @@ package sh.tnn.gradle
 
 import org.gradle.api.Plugin
 import org.gradle.api.Project
+import sh.tnn.gradle.plugins.auto_exclude.AutoExcludePlugin
 import sh.tnn.gradle.plugins.auto_version.AutoVersionPlugin
 import sh.tnn.gradle.plugins.dotenv.DotEnvPlugin
 import sh.tnn.gradle.plugins.github.GitHubPlugin
@@ -18,6 +19,7 @@ class TelenorNextPlugin : Plugin<Project> {
 			GitHubPlugin::class,
 			TelenorPlugin::class,
 			OpenTelemetryPlugin::class,
+			AutoExcludePlugin::class,
 		).forEach {
 			project.pluginManager.apply(it.java)
 		}
diff --git a/src/main/kotlin/sh/tnn/gradle/plugins/auto_exclude/AutoExcludePlugin.kt b/src/main/kotlin/sh/tnn/gradle/plugins/auto_exclude/AutoExcludePlugin.kt
new file mode 100644
index 0000000..41f30f1
--- /dev/null
+++ b/src/main/kotlin/sh/tnn/gradle/plugins/auto_exclude/AutoExcludePlugin.kt
@@ -0,0 +1,26 @@
+package sh.tnn.gradle.plugins.auto_exclude
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import sh.tnn.gradle.plugins.dotenv.DotEnvPlugin
+
+class AutoExcludePlugin : Plugin<Project> {
+	companion object {
+		val excluded = arrayOf(
+			"commons-logging:commons-logging" unlessKeep "commons-logging",
+		)
+	}
+
+	override fun apply(project: Project) {
+		val keep = (DotEnvPlugin.get(project, "AUTO_EXCLUDE_KEEP") ?: "").split(",").map { it.trim().lowercase() }
+		project.configurations.all { conf ->
+			excluded.forEach { notation ->
+				if (notation.second in keep) return@forEach
+				val (group, module) = notation.first.split(":")
+				conf.exclude(mapOf("group" to group, "module" to module))
+			}
+		}
+	}
+}
+
+private infix fun String.unlessKeep(other: String): Pair<String, String> = this to other.lowercase()