nara: add mas apps generator script

1 files changed, 41 insertions, 0 deletions

diff --git a/scripts/generate_clean_mas_apps.sh b/scripts/generate_clean_mas_apps.sh
new file mode 100755
index 0000000..b1ea2ab
--- /dev/null
+++ b/scripts/generate_clean_mas_apps.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+if ! command -v mas &>/dev/null; then
+  echo "error: mas not found"
+  exit 1
+fi
+
+echo "fetching installed apps from app store ..."
+
+apps=$(mas list)
+
+if [[ -z "${apps}" ]]; then
+  echo "no apps installed from app store"
+  exit 0
+fi
+
+output="masApps = {\n"
+
+while IFS= read -r line; do
+  app_id=$(echo "${line}" | awk '{print $1}')
+  app_name=$(echo "${line}" |
+    cut -d' ' -f2- |
+    sed -E 's/\([^)]+\)$//' |
+    sed 's/[[:space:]]+$//' |
+    sed 's/^[[:space:]]*//;s/[[:space:]]*$//')
+
+  if [[ "${app_name}" =~ [[:space:]] ]]; then
+    output+="  \"${app_name}\" = ${app_id};\n"
+  else
+    output+="  ${app_name} = ${app_id};\n"
+  fi
+done <<<"${apps}"
+
+output+="};"
+
+# echo -e "${output}"
+
+output_file="mas_apps.nix"
+
+echo -e "${output}" >"${output_file}"
+echo "write to ${output_file}"