From 8fc20375da43dcc75065bdf2b3cc9ed907b8f427 Mon Sep 17 00:00:00 2001
From: Sebastian Achim Mueller <sebastian-achim.mueller@mpi-hd.mpg.de>
Date: Thu, 15 Feb 2024 18:01:45 +0100
Subject: [PATCH] configfile stores the path to ground-grid

---
 plenoirf/__init__.py   |  1 +
 plenoirf/configfile.py | 28 ++++++++++++++++++++++++++++
 plenoirf/version.py    |  2 +-
 3 files changed, 30 insertions(+), 1 deletion(-)
 create mode 100644 plenoirf/configfile.py

diff --git a/plenoirf/__init__.py b/plenoirf/__init__.py
index ab13839..4ed3d03 100644
--- a/plenoirf/__init__.py
+++ b/plenoirf/__init__.py
@@ -20,6 +20,7 @@
 from . import configuration
 from . import event_table
 from . import ground_grid
+from . import configfile
 
 import os
 from os import path as op
diff --git a/plenoirf/configfile.py b/plenoirf/configfile.py
new file mode 100644
index 0000000..35e352b
--- /dev/null
+++ b/plenoirf/configfile.py
@@ -0,0 +1,28 @@
+import os
+import json_utils
+
+
+def get_configfile_path(programname="plenoirf.json"):
+    return os.path.join(os.path.expanduser("~"), "." + programname)
+
+
+def read():
+    configfile_path = get_configfile_path()
+    if not os.path.exists(configfile_path):
+        write(config=default(build_dir="build"))
+
+    with open(configfile_path, "rt") as f:
+        config = json_utils.loads(f.read())
+    return config
+
+
+def write(config):
+    with open(get_configfile_path(), "wt") as f:
+        f.write(json_utils.dumps(config, indent=4))
+
+
+def default(merlict_c89_ground_grid_path):
+    out = {
+        "ground-grid": os.path.abspath(merlict_c89_ground_grid_path),
+    }
+    return out
diff --git a/plenoirf/version.py b/plenoirf/version.py
index 7863915..92192ee 100644
--- a/plenoirf/version.py
+++ b/plenoirf/version.py
@@ -1 +1 @@
-__version__ = "1.0.2"
+__version__ = "1.0.4"