app: move static files to /share

app/build.gradle.kts

@@ -32,12 +32,10 @@ dependencies {
 application {
     mainClassName = "org.nixos.gradle2nix.MainKt"
     applicationName = "gradle2nix"
-    applicationDefaultJvmArgs += "-Dorg.nixos.gradle2nix.initScript=@APP_HOME@/gradle/init.gradle"
+    applicationDefaultJvmArgs += "-Dorg.nixos.gradle2nix.share=@APP_HOME@/share"
     applicationDistribution
-        .from(
-            tasks.getByPath(":plugin:shadowJar"),
-            project(":plugin").file("src/main/resources/init.gradle"))
-        .into("gradle")
+        .from(tasks.getByPath(":plugin:shadowJar"))
+        .into("share")
         .rename("plugin.*\\.jar", "plugin.jar")
 }
 

app/src/dist/share/gradle-env.nix

@@ -0,0 +1,54 @@
+# This file is generated by gradle2nix.
+
+{ stdenvNoCC, lib, buildEnv, fetchurl }:
+
+{ name, repositories, dependencies }:
+
+let
+  mkPath = artifact: with artifact; lib.concatStringsSep "/" [
+    (lib.replaceChars ["."] ["/"] artifact.groupId)
+    artifact.artifactId
+    artifact.version
+  ];
+
+  mkFilename = artifact: with artifact;
+    "${artifactId}-${version}${lib.optionalString (classifier != "") "-${classifier}"}.${extension}";
+
+  mkMavenUrls = repo: artifact:
+
+
+  mkArtifactUrl = base: artifact:
+    "${lib.removeSuffix "/" base}/${mkPath artifact}/${mkFilename artifact}";
+
+  fetchArtifact = artifact:
+  let
+    artifactPath = mkPath artifact;
+    artifactName = mkFilename artifact;
+  in stdenvNoCC.mkDerivation rec {
+    name = with artifact; lib.concatStrings [
+      (lib.replaceChars ["."] ["_"] groupId) "-"
+      (lib.replaceChars ["."] ["_"] artifactId) "-"
+      version
+      (lib.optionalString (classifier != "") "-${classifier}")
+      "-" type
+    ];
+
+    src = fetchurl {
+      name = mkFilename artifact;
+      urls = map (url: mkArtifactUrl url artifact) repositories;
+      inherit (artifact) sha256;
+    };
+
+    phases = "installPhase fixupPhase";
+
+    installPhase = ''
+      mkdir -p $out/${artifactPath}
+      ln -s ${src} $out/${artifactPath}/${artifactName}
+    '';
+  };
+
+in
+buildEnv {
+  inherit name;
+  paths = map fetchArtifact dependencies;
+}

app/src/main/kotlin/org/nixos/gradle2nix/GradleRunner.kt

@@ -3,8 +3,6 @@ package org.nixos.gradle2nix
 import org.gradle.tooling.GradleConnector
 import org.gradle.tooling.ProjectConnection
 
-private val initScript: String = System.getProperty("org.nixos.gradle2nix.initScript")
-
 fun connect(config: Config): ProjectConnection =
     GradleConnector.newConnector()
         .apply {
@@ -19,7 +17,7 @@ fun connect(config: Config): ProjectConnection =
 
 fun ProjectConnection.getBuildModel(config: Config, path: String): DefaultBuild {
     val arguments = mutableListOf(
-        "--init-script=$initScript",
+        "--init-script=$shareDir/init.gradle",
         "-Dorg.nixos.gradle2nix.configurations='${config.configurations.joinToString(",")}'"
     )
 

app/src/main/kotlin/org/nixos/gradle2nix/Main.kt

@@ -16,6 +16,8 @@ import okio.buffer
 import okio.sink
 import java.io.File
 
+val shareDir: String = System.getProperty("org.nixos.gradle2nix.share")
+
 data class Config(
     val wrapper: Boolean,
     val gradleVersion: String?,