Add a script to print lasts notifications

bin/notifications

@@ -0,0 +1,72 @@
+#!/bin/env python
+import os, sys
+
+# take at most n elements
+def take(it, n):
+    for i, x in enumerate(it):
+        if i == n:
+            break
+        yield x
+
+# above an example of the format
+def parse(s):
+    def split():
+        i, j = 0, 0
+        level = 0
+        while i < len(s):
+            if s[i] == '{':
+                if level == 0:
+                    j = i
+                level += 1
+            elif s[i] == '}':
+                level -= 1
+                if level == 0:
+                    yield s[j:i+1]
+            i += 1
+
+    def section_to_dict(section):
+        d = {}
+        for line in section.split('\n'):
+            line_stripped = line.strip()
+            if ':' in line_stripped:
+                k, v = line_stripped.split(':', 1)
+                if k in ['appname', 'summary', 'body', 'urgency']:
+                    if k in ['appname', 'summary', 'body']:
+                        d[k] = v.strip().strip("'")
+                    if k == 'urgency':
+                        d[k] = v.strip()
+        return d
+
+    return map(section_to_dict, reversed(list(split())))
+
+def pretty_print(notification):
+    colors_from_urgency = { # posix escape codes
+        "NORMAL": (2, None),
+        "URGENT": (1, 7),
+    }
+
+    def enclose_color(s, fg, bg):
+        def color_code(c):
+            if c is not None:
+                return f"\033[38;5;{c}m"
+            return ""
+        return f"{color_code(fg)}{color_code(bg)}{s}\033[0m"
+        #]] nvim's python parser if fucked without this
+
+    fg, bg = colors_from_urgency[notification['urgency']]
+
+    return f"{enclose_color(notification['summary'], fg, bg)} :: {notification['body']}"
+
+
+
+with open(os.path.expanduser("~/.local/state/notifications-history"), "r") as f:
+    s = f.read()
+    notifications = parse(s)
+    if len(sys.argv) == 2:
+        try:
+            notifications = take(notifications, int(sys.argv[1]))
+        except ValueError as e:
+            print("Argument must be the number of notifications to show", file=sys.stderr)
+            raise e
+    for notification in notifications:
+        print(pretty_print(notification))

home.nix

@@ -44,6 +44,8 @@
       ${config.programs.rofi.package}/bin/rofi -matching normal -sort -show run
     '';
 
+    ".bin/notifications".source = bin/notifications;
+
     ".bin/window_dir".source = pkgs.writers.writeBash "window_dir" ''
       PID=$(${pkgs.hyprland}/bin/hyprctl activewindow | grep pid | cut -d' ' -f 2)
       PID=$(echo $(ps --ppid $PID -o pid | tail -n1))