Move Gradle build logic to a setup hook

nix/setup-hook.sh

@@ -0,0 +1,125 @@
+# shellcheck shell=bash disable=SC2206,SC2155
+
+gradleConfigurePhase() {
+    runHook preConfigure
+
+    if ! [[ -v enableParallelBuilding ]]; then
+        enableParallelBuilding=1
+        echo "gradle: enabled parallel building"
+    fi
+
+    if ! [[ -v enableParallelChecking ]]; then
+        enableParallelChecking=1
+        echo "gradle: enabled parallel checking"
+    fi
+
+    if ! [[ -v enableParallelInstalling ]]; then
+        enableParallelInstalling=1
+        echo "gradle: enabled parallel installing"
+    fi
+
+    export GRADLE_USER_HOME="$(mktemp -d)"
+
+    if [ -n "$gradleInitScript" ]; then
+        if [ ! -f "$gradleInitScript" ]; then
+            echo "gradleInitScript is not a file path: $gradleInitScript"
+            exit 1
+        fi
+        mkdir -p "$GRADLE_USER_HOME/init.d"
+        ln -s "$gradleInitScript" "$GRADLE_USER_HOME/init.d"
+    fi
+
+    runHook postConfigure
+}
+
+gradleBuildPhase() {
+    runHook preBuild
+
+    if [ -z "${gradleBuildFlags:-}" ] && [ -z "${gradleBuildFlagsArray[*]}" ]; then
+        echo "gradleBuildFlags is not set, doing nothing"
+    else
+        local flagsArray=(
+            $gradleFlags "${gradleFlagsArray[@]}"
+            $gradleBuildFlags "${gradleBuildFlagsArray[@]}"
+        )
+
+        if [ -n "$enableParallelBuilding" ]; then
+            flagsArray+=(--parallel --max-workers ${NIX_BUILD_CORES})
+        else
+            flagsArray+=(--no-parallel)
+        fi
+
+        echoCmd 'gradleBuildPhase flags' "${flagsArray[@]}"
+
+        gradle "${flagsArray[@]}"
+    fi
+
+    runHook postBuild
+}
+
+gradleCheckPhase() {
+    runHook preCheck
+
+    if [ -z "${gradleCheckFlags:-}" ] && [ -z "${gradleCheckFlagsArray[*]}" ]; then
+        echo "gradleCheckFlags is not set, doing nothing"
+    else
+        local flagsArray=(
+            $gradleFlags "${gradleFlagsArray[@]}"
+            $gradleCheckFlags "${gradleCheckFlagsArray[@]}"
+            ${gradleCheckTasks:-check}
+        )
+
+        if [ -n "$enableParallelChecking" ]; then
+            flagsArray+=(--parallel --max-workers ${NIX_BUILD_CORES})
+        else
+            flagsArray+=(--no-parallel)
+        fi
+
+        echoCmd 'gradleCheckPhase flags' "${flagsArray[@]}"
+
+        gradle "${flagsArray[@]}"
+    fi
+
+    runHook postCheck
+}
+
+gradleInstallPhase() {
+    runHook preInstall
+
+    if [ -z "${gradleInstallFlags:-}" ] && [ -z "${gradleInstallFlagsArray[*]}" ]; then
+        echo "gradleInstallFlags is not set, doing nothing"
+    else
+        local flagsArray=(
+            $gradleFlags "${gradleFlagsArray[@]}"
+            $gradleInstallFlags "${gradleInstallFlagsArray[@]}"
+        )
+
+        if [ -n "$enableParallelInstalling" ]; then
+            flagsArray+=(--parallel --max-workers ${NIX_BUILD_CORES})
+        else
+            flagsArray+=(--no-parallel)
+        fi
+
+        echoCmd 'gradleInstallPhase flags' "${flagsArray[@]}"
+
+        gradle "${flagsArray[@]}"
+    fi
+
+    runHook postInstall
+}
+
+if [ -z "${dontUseGradleConfigure-}" ] && [ -z "${configurePhase-}" ]; then
+    configurePhase=gradleConfigurePhase
+fi
+
+if [ -z "${dontUseGradleBuild-}" ] && [ -z "${buildPhase-}" ]; then
+    buildPhase=gradleBuildPhase
+fi
+
+if [ -z "${dontUseGradleCheck-}" ] && [ -z "${checkPhase-}" ]; then
+    checkPhase=gradleCheckPhase
+fi
+
+if [ -z "${dontUseGradleInstall-}" ] && [ -z "${installPhase-}" ]; then
+    installPhase=gradleInstallPhase
+fi