From c2b5bbb4b016b923b8c1cc05359f3fbb4135dfcf Mon Sep 17 00:00:00 2001
From: 7brokenmirrors <7brokenmirrors@mailbox.org>
Date: Sun, 30 Aug 2020 22:42:33 +0200
Subject: [PATCH] Add --current argument. Prints current / last used theme
 name.

squashed:

flake8 / pylint
Fix line length in pywal/export.py
---
 pywal/__main__.py | 10 ++++++++++
 pywal/export.py   |  7 +++++--
 pywal/theme.py    | 17 ++++++++++++-----
 3 files changed, 27 insertions(+), 7 deletions(-)

diff --git a/pywal/__main__.py b/pywal/__main__.py
index 91ead11..b4cbea0 100644
--- a/pywal/__main__.py
+++ b/pywal/__main__.py
@@ -67,6 +67,9 @@ def get_args():
     arg.add_argument("--vte", action="store_true",
                      help="Fix text-artifacts printed in VTE terminals.")
 
+    arg.add_argument("--current", action="store_true",
+                     help="Print the current / last used theme name.")
+
     arg.add_argument("-c", action="store_true",
                      help="Delete all cached colorschemes.")
 
@@ -143,6 +146,13 @@ def parse_args_exit(parser):
         shutil.rmtree(scheme_dir, ignore_errors=True)
         sys.exit(0)
 
+    if args.current:
+        theme_name = theme.get_last_used_theme()
+        if theme_name:
+            print(theme_name)
+            sys.exit(0)
+        sys.exit(1)
+
     if not args.i and \
        not args.theme and \
        not args.R and \
diff --git a/pywal/export.py b/pywal/export.py
index 1250528..5269db1 100644
--- a/pywal/export.py
+++ b/pywal/export.py
@@ -58,14 +58,17 @@ def template(colors, input_file, output_file=None):
             # If the color was changed, replace with a unique identifier.
             if new_color is not colors[cname]:
                 new_color = str(new_color)
-                new_color_clean = new_color.replace('[', '_').replace(']', '_').replace('.', '_')
+                new_color_clean = new_color.replace('[', '_') \
+                                           .replace(']', '_') \
+                                           .replace('.', '_')
                 template_data[i] = l.replace(replace_str,
                                              "color" + new_color_clean)
                 colors["color" + new_color_clean] = new_color
     try:
         template_data = "".join(template_data).format(**colors)
     except (ValueError, KeyError, AttributeError) as exc:
-        logging.error("Syntax error in template file '%s': %r.", input_file, exc)
+        logging.error("Syntax error in template file '%s': %r.",
+                      input_file, exc)
         return
     util.save_file(template_data, output_file)
 
diff --git a/pywal/theme.py b/pywal/theme.py
index 9dc4f13..82d19ca 100644
--- a/pywal/theme.py
+++ b/pywal/theme.py
@@ -19,11 +19,7 @@ def list_out():
     user_themes = [theme.name.replace(".json", "")
                    for theme in list_themes_user()]
 
-    try:
-        last_used_theme = util.read_file(os.path.join(
-            CACHE_DIR, "last_used_theme"))[0].replace(".json", "")
-    except FileNotFoundError:
-        last_used_theme = ""
+    last_used_theme = get_last_used_theme()
 
     if user_themes:
         print("\033[1;32mUser Themes\033[0m:")
@@ -152,3 +148,14 @@ def save(colors, theme_name, light=False):
     theme_path = os.path.join(CONF_DIR, "colorschemes",
                               "light" if light else "dark", theme_file)
     util.save_file_json(colors, theme_path)
+
+
+def get_last_used_theme():
+    """Get the name of the current / last used theme."""
+    try:
+        last_used_theme = util.read_file(os.path.join(
+            CACHE_DIR, "last_used_theme"))[0].replace(".json", "")
+    except FileNotFoundError:
+        last_used_theme = ""
+
+    return last_used_theme