From b057f47294decc69c458ce6d002bfe9afd6007cf Mon Sep 17 00:00:00 2001
From: Dmitry Voronin <account@voronind.com>
Date: Wed, 24 Jan 2024 17:05:52 +0300
Subject: [PATCH] Export : Update for Nix.

---
 .config/bash/module/Export.sh | 28 ++++------------------------
 .config/bash/module/Nix.sh    | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+), 24 deletions(-)
 create mode 100644 .config/bash/module/Nix.sh

diff --git a/.config/bash/module/Export.sh b/.config/bash/module/Export.sh
index 1467d0c..6c07192 100644
--- a/.config/bash/module/Export.sh
+++ b/.config/bash/module/Export.sh
@@ -11,9 +11,6 @@ export EDITOR=nvim
 # specify man page viewer.
 export MANPAGER="nvim +Man!"
 
-# specify java path.
-export JAVA_HOME="${HOME}/app/java/x64/latest"
-
 # specify android sdk root.
 export ANDROID_SDK_ROOT="$HOME/.android/sdk"
 
@@ -28,31 +25,14 @@ export TEXMFLOCAL="${HOME}/app/tex/data/local"
 export BASH_MODULE_PATH="${HOME}/.config/bash/module"
 
 # Set java version. Sets to latest when not specified.
-# Usage: export_java [VERSION]
+# Usage: export_java <VERSION>
 function export_java() {
 	local version="${1}"
 
 	if [[ "${version}" = "" ]]; then
-		export JAVA_HOME="${HOME}/app/java/x64/latest"
-		return
+		help export_java
+		return 2
 	fi
 
-	local available=($(_get_java_versions))
-
-	if ! _contains ${version} ${available[@]}; then
-		_error "Version ${version} is not available."
-		return 1
-	fi
-
-	export JAVA_HOME="${HOME}/app/java/x64/jdk_${version}"
+	export JAVA_HOME="$(find_nix openjdk-${version})"
 }
-
-function _get_java_versions() {
-	ls "${HOME}/app/java/x64/" | grep "jdk_" | sed -e "s/.*_//" | sort -g 2> /dev/null
-}
-
-function _comp_java_versions() {
-	_autocomplete_first "$(_get_java_versions)"
-}
-
-complete -o nosort -F _comp_java_versions export_java
diff --git a/.config/bash/module/Nix.sh b/.config/bash/module/Nix.sh
new file mode 100644
index 0000000..d1c61cd
--- /dev/null
+++ b/.config/bash/module/Nix.sh
@@ -0,0 +1,19 @@
+# Find Nix package path.
+# Usage: find_nix <PACKAGE>
+function find_nix() {
+	local IFS=$'\n'
+	local package="${1}"
+
+	if [[ "${package}" = "" ]]; then
+		help find_nix
+		return 2
+	fi
+
+	local found=$(ls --classify /nix/store/ | grep "${package}".*/)
+
+	if [[ "${found}" != "" ]]; then
+		echo "/nix/store/${found%/}"
+	else
+		false
+	fi
+}