initial

alacritty_config.py

@@ -0,0 +1,91 @@
+#!/usr/bin/env python3
+import os
+import sys
+
+import yaml
+
+
+ALACRITTY_CONFIG = os.path.expanduser("~/.config/alacritty/alacritty.yml")
+
+
+class Action:
+    mutating = False
+    def __init__(self, path):
+        self.path = path
+
+    def traverse(self, yml):
+        for p in self.path:
+            yml = yml[p]
+        return yml
+
+
+class ShowAction(Action):
+    def act_on(self, yml):
+        yml = self.traverse(yml)
+        if type(yml) is dict:
+            print(yaml.dump(yml))
+        else:
+            print(yml)
+
+
+class EditAction(Action):
+    mutating = True
+    def __init__(self, path):
+        self.path = path[:-1]
+        self.prop = path[-1]
+
+
+class AddAction(EditAction):
+    def __init__(self, path, val):
+        super().__init__(path)
+        self.val = yaml.safe_load(val)
+
+    def act_on(self, yml):
+        yml = self.traverse(yml)
+        yml[self.prop] = self.val
+
+
+class DeleteAction(EditAction):
+    def act_on(self, yml):
+        yml = self.traverse(yml)
+        del yml[self.prop]
+
+
+def parse_path(p):
+    if p.isdigit():
+        return int(p)
+    return p
+
+
+def parse_action():
+    args = sys.argv
+
+    if len(args) == 1:
+        return ShowAction([])
+
+    path = [parse_path(a) for a in args[1].split('.')]
+    if len(args) == 2:
+        return ShowAction(path)
+
+    if len(args) == 3 and args[2] == 'delete':
+        return DeleteAction(path)
+
+    return AddAction(path, args[2])
+
+
+def main():
+    action = parse_action()
+
+    try:
+        with open(ALACRITTY_CONFIG) as f:
+            y = yaml.safe_load(f.read())
+            action.act_on(y)
+        if action.mutating:
+            with open(ALACRITTY_CONFIG, "w+") as f:
+                f.write(yaml.dump(y))
+    except KeyError as e:
+        print('Key "{}" was not found in alacritty config!'.format(e))
+
+
+if __name__ == '__main__':
+    main()