Update

Cups or something (I do print from time to time ><")

flake.lock

@@ -142,11 +142,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1724895876,
+        "lastModified": 1727531434,
-        "narHash": "sha256-GSqAwa00+vRuHbq9O/yRv7Ov7W/pcMLis3HmeHv8a+Q=",
+        "narHash": "sha256-b+GBgCWd2N6pkiTkRZaMFOPztPO4IVTaclYPrQl2uLk=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "511388d837178979de66d14ca4a2ebd5f7991cd3",
+        "rev": "b709e1cc33fcde71c7db43850a55ebe6449d0959",
         "type": "github"
       },
       "original": {
@@ -208,11 +208,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1725024810,
+        "lastModified": 1725234343,
-        "narHash": "sha256-ODYRm8zHfLTH3soTFWE452ydPYz2iTvr9T8ftDMUQ3E=",
+        "narHash": "sha256-+ebgonl3NbiKD2UD0x4BszCZQ6sTfL4xioaM49o5B3Y=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "af510d4a62d071ea13925ce41c95e3dec816c01d",
+        "rev": "567b938d64d4b4112ee253b9274472dc3a346eb6",
         "type": "github"
       },
       "original": {
@@ -226,11 +226,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1710146030,
+        "lastModified": 1726560853,
-        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
         "type": "github"
       },
       "original": {
@@ -328,11 +328,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720042825,
+        "lastModified": 1726989464,
-        "narHash": "sha256-A0vrUB6x82/jvf17qPCpxaM+ulJnD8YZwH9Ci0BsAzE=",
+        "narHash": "sha256-Vl+WVTJwutXkimwGprnEtXc/s/s8sMuXzqXaspIGlwM=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "e1391fb22e18a36f57e6999c7a9f966dc80ac073",
+        "rev": "2f23fa308a7c067e52dfcc30a0758f47043ec176",
         "type": "github"
       },
       "original": {
@@ -392,11 +392,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1724994893,
+        "lastModified": 1725189302,
-        "narHash": "sha256-yutISDGg6HUaZqCaa54EcsfTwew3vhNtt/FNXBBo44g=",
+        "narHash": "sha256-IhXok/kwQqtusPsoguQLCHA+h6gKvgdCrkhIaN+kByA=",
         "owner": "lnl7",
         "repo": "nix-darwin",
-        "rev": "c8d3157d1f768e382de5526bb38e74d2245cad04",
+        "rev": "7c4b53a7d9f3a3df902b3fddf2ae245ef20ebcda",
         "type": "github"
       },
       "original": {
@@ -445,11 +445,11 @@
         "nmd": "nmd"
       },
       "locked": {
-        "lastModified": 1721670745,
+        "lastModified": 1725658585,
-        "narHash": "sha256-rjTQ14dqQ90EaHQy4g/mGylrJ1aZJYc3wCXc4A3GHJg=",
+        "narHash": "sha256-P29z4Gt89n5ps1U7+qmIrj0BuRXGZQSIaOe2+tsPgfw=",
         "owner": "nix-community",
         "repo": "nix-on-droid",
-        "rev": "248cc0806120fac9214f503dee0eaf0f47740dd0",
+        "rev": "5d88ff2519e4952f8d22472b52c531bb5f1635fc",
         "type": "github"
       },
       "original": {
@@ -460,11 +460,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1724878143,
+        "lastModified": 1727665282,
-        "narHash": "sha256-UjpKo92iZ25M05kgSOw/Ti6VZwpgdlOa73zHj8OcaDk=",
+        "narHash": "sha256-oKtfbQB1MBypqIyzkC8QCQcVGOa1soaXaGgcBIoh14o=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "95c3dfe6ef2e96ddc1ccdd7194e3cda02ca9a8ef",
+        "rev": "11c43c830e533dad1be527ecce379fcf994fbbb5",
         "type": "github"
       },
       "original": {
@@ -474,11 +474,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1725001927,
+        "lastModified": 1727672256,
-        "narHash": "sha256-eV+63gK0Mp7ygCR0Oy4yIYSNcum2VQwnZamHxYTNi+M=",
+        "narHash": "sha256-9/79hjQc9+xyH+QxeMcRsA6hDyw6Z9Eo1/oxjvwirLk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6e99f2a27d600612004fbd2c3282d614bfee6421",
+        "rev": "1719f27dd95fd4206afb9cec9f415b539978827e",
         "type": "github"
       },
       "original": {
@@ -533,11 +533,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1725107436,
+        "lastModified": 1725350106,
-        "narHash": "sha256-84Rz+GeFifzaJHnyMlkz4TdnrWxQdryTQKU3XVFQR1Q=",
+        "narHash": "sha256-TaMMlI2KPJ3wCyxJk6AShOLhNuTeabHCnvYRkLBlEFs=",
         "owner": "nix-community",
         "repo": "nixvim",
-        "rev": "7cae6d0202140ec322e18b65b63d03b423d595f7",
+        "rev": "0f2c31e6a57a83ed4e6fa3adc76749620231055d",
         "type": "github"
       },
       "original": {
@@ -587,11 +587,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1725177927,
+        "lastModified": 1727779756,
-        "narHash": "sha256-l6Wu5dnme8LpkdLYe+/WxKzK5Pgi96Iiuge9wfnzb4E=",
+        "narHash": "sha256-KLeROOi6VYct8lP1TIAPABlKOsisecKZLOozD5W54PE=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "90b3a926d1c4d52c2d3851702be75cbde4e13a0f",
+        "rev": "01c22fb0d5c07a4a2f9ffc4b132cfa4ee4e1cce2",
         "type": "github"
       },
       "original": {
@@ -699,11 +699,11 @@
     },
     "unixpkgs": {
       "locked": {
-        "lastModified": 1725183711,
+        "lastModified": 1727785308,
-        "narHash": "sha256-gkjg8FfjL92azt3gzZUm1+v+U4y+wbQE630uIf4Aybo=",
+        "narHash": "sha256-t2PqANZPqbtiqOjiQFaHEXuMeG1laa1g+4OcQuo+MjE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "a2c345850e5e1d96c62e7fa8ca6c9d77ebad1c37",
+        "rev": "1c9c0eabb80d35c24eb4e7968c9ee15641a3e0fd",
         "type": "github"
       },
       "original": {

hm/desktop/frobar/.dev/new.py

@@ -3,9 +3,11 @@
 import asyncio
 import datetime
 import enum
+import ipaddress
 import logging
 import random
 import signal
+import socket
 import typing
 
 import coloredlogs
@@ -22,6 +24,21 @@ C = typing.TypeVar("C", bound="ComposableText")
 Sortable = str | int
 
 
+def humanSize(numi: int) -> str:
+    """
+    Returns a string of width 3+3
+    """
+    num = float(numi)
+    for unit in ("B  ", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB"):
+        if abs(num) < 1000:
+            if num >= 10:
+                return "{:3d}{}".format(int(num), unit)
+            else:
+                return "{:.1f}{}".format(num, unit)
+        num /= 1024
+    return "{:d}YiB".format(numi)
+
+
 class ComposableText(typing.Generic[P, C]):
 
     def __init__(
@@ -267,6 +284,7 @@ class Bar(ComposableText):
         super().__init__()
         self.parent: None
         self.children: typing.MutableSequence[Screen]
+        self.longRunningTasks: list[asyncio.Task] = list()
 
         self.refresh = asyncio.Event()
         self.taskGroup = asyncio.TaskGroup()
@@ -274,12 +292,18 @@ class Bar(ComposableText):
         self.actionIndex = 0
         self.actions: dict[str, typing.Callable] = dict()
 
+        self.periodicProviderTask: typing.Coroutine | None = None
+
         i3 = i3ipc.Connection()
         for output in i3.get_outputs():
             if not output.active:
                 continue
             Screen(parent=self, output=output.name)
 
+    def addLongRunningTask(self, coro: typing.Coroutine) -> None:
+        task = self.taskGroup.create_task(coro)
+        self.longRunningTasks.append(task)
+
     async def run(self) -> None:
         cmd = [
             "lemonbar",
@@ -299,7 +323,6 @@ class Bar(ComposableText):
                 await self.refresh.wait()
                 self.refresh.clear()
                 markup = self.getMarkup()
-                # log.debug(markup)
                 proc.stdin.write(markup.encode())
 
         async def actionHandler() -> None:
@@ -310,21 +333,15 @@ class Bar(ComposableText):
                 callback = self.actions[command]
                 callback()
 
-        longRunningTasks = list()
-
-        def addLongRunningTask(coro: typing.Coroutine) -> None:
-            task = self.taskGroup.create_task(coro)
-            longRunningTasks.append(task)
-
         async with self.taskGroup:
-            addLongRunningTask(refresher())
+            self.addLongRunningTask(refresher())
-            addLongRunningTask(actionHandler())
+            self.addLongRunningTask(actionHandler())
             for provider in self.providers:
-                addLongRunningTask(provider.run())
+                self.addLongRunningTask(provider.run())
 
             def exit() -> None:
                 log.info("Terminating")
-                for task in longRunningTasks:
+                for task in self.longRunningTasks:
                     task.cancel()
 
             loop = asyncio.get_event_loop()
@@ -367,7 +384,8 @@ class Provider:
         self.modules: list[Module] = list()
 
     async def run(self) -> None:
-        raise NotImplementedError()
+        # Not a NotImplementedError, otherwise can't combine all classes
+        pass
 
 
 class MirrorProvider(Provider):
@@ -376,17 +394,16 @@ class MirrorProvider(Provider):
         self.module: Module
 
     async def run(self) -> None:
+        await super().run()
         self.module = self.modules[0]
         for module in self.modules[1:]:
             module.mirror(self.module)
 
 
 class SingleSectionProvider(MirrorProvider):
-    SECTION_CLASS = Section
-
     async def run(self) -> None:
         await super().run()
-        self.section = self.SECTION_CLASS(parent=self.module)
+        self.section = Section(parent=self.module)
 
 
 class StaticProvider(SingleSectionProvider):
@@ -404,7 +421,6 @@ class StatefulSection(Section):
         super().__init__(parent=parent, sortKey=sortKey)
         self.state = 0
         self.numberStates: int
-        self.stateChanged = asyncio.Event()
 
         self.setAction(Button.CLICK_LEFT, self.incrementState)
         self.setAction(Button.CLICK_RIGHT, self.decrementState)
@@ -417,14 +433,61 @@ class StatefulSection(Section):
         self.state -= 1
         self.changeState()
 
+    def setChangedState(self, callback: typing.Callable) -> None:
+        self.callback = callback
+
     def changeState(self) -> None:
         self.state %= self.numberStates
-        self.stateChanged.set()
+        self.bar.taskGroup.create_task(self.callback())
-        self.stateChanged.clear()
 
 
-class StatefulProvider(SingleSectionProvider):
+class SingleStatefulSectionProvider(MirrorProvider):
-    SECTION_CLASS = StatefulSection
+    async def run(self) -> None:
+        await super().run()
+        self.section = StatefulSection(parent=self.module)
+
+
+class PeriodicProvider(Provider):
+    async def init(self) -> None:
+        pass
+
+    async def loop(self) -> None:
+        raise NotImplementedError()
+
+    @classmethod
+    async def task(cls, bar: Bar) -> None:
+        providers = list()
+        for provider in bar.providers:
+            if isinstance(provider, PeriodicProvider):
+                providers.append(provider)
+                await provider.init()
+
+        while True:
+            # TODO Block bar update during the periodic update of the loops
+            loops = [provider.loop() for provider in providers]
+            asyncio.gather(*loops)
+
+            now = datetime.datetime.now()
+            # Hardcoded to 1 second... not sure if we want some more than that,
+            # and if the logic to check if a task should run would be a win
+            # compared to the task itself
+            remaining = 1 - now.microsecond / 1000000
+            await asyncio.sleep(remaining)
+
+    async def run(self) -> None:
+        await super().run()
+        for module in self.modules:
+            bar = module.getFirstParentOfType(Bar)
+        assert bar
+        if not bar.periodicProviderTask:
+            bar.periodicProviderTask = PeriodicProvider.task(bar)
+            bar.addLongRunningTask(bar.periodicProviderTask)
+
+
+class PeriodicStatefulProvider(SingleStatefulSectionProvider, PeriodicProvider):
+    async def run(self) -> None:
+        await super().run()
+        self.section.setChangedState(self.loop)
 
 
 # Providers
@@ -455,8 +518,8 @@ class I3WindowTitleProvider(SingleSectionProvider):
 
 
 class I3WorkspacesProvider(Provider):
-    # FIXME Custom names
+    # TODO Custom names
-    # FIXME Colors
+    # TODO Colors
 
     async def updateWorkspaces(self, i3: i3ipc.Connection) -> None:
         """
@@ -563,65 +626,103 @@ class NetworkProviderSection(StatefulSection):
         self.numberStates = 5 if self.wifi else 4
         self.state = 1 if self.wifi else 0
 
-    async def getText(self) -> str | None:
+        self.setChangedState(self.update)
+
+    async def update(self) -> None:
         if self.ignore or not self.provider.if_stats[self.iface].isup:
-            return None
+            self.setText(None)
-
+            return
         text = self.icon
-        return text
+
+        state = self.state + (0 if self.wifi else 1)  # SSID
+        if self.wifi and state >= 1:
+            cmd = ["iwgetid", self.iface, "--raw"]
+            proc = await asyncio.create_subprocess_exec(
+                *cmd, stdout=asyncio.subprocess.PIPE
+            )
+            stdout, stderr = await proc.communicate()
+            text += f" {stdout.decode().strip()}"
+
+        if state >= 2:  # Address
+            for address in self.provider.if_addrs[self.iface]:
+                if address.family == socket.AF_INET:
+                    net = ipaddress.IPv4Network(
+                        (address.address, address.netmask), strict=False
+                    )
+                    text += f" {net.with_prefixlen}"
+                    break
+
+        if state >= 3:  # Speed
+            prevRecv = self.provider.prev_io_counters[self.iface].bytes_recv
+            recv = self.provider.io_counters[self.iface].bytes_recv
+            prevSent = self.provider.prev_io_counters[self.iface].bytes_sent
+            sent = self.provider.io_counters[self.iface].bytes_sent
+            dt = self.provider.time - self.provider.prev_time
+
+            recvDiff = (recv - prevRecv) / dt
+            sentDiff = (sent - prevSent) / dt
+            text += f" ↓{humanSize(recvDiff)}↑{humanSize(sentDiff)}"
+
+        if state >= 4:  # Counter
+            text += f" ⇓{humanSize(recv)}⇑{humanSize(sent)}"
+
+        self.setText(text)
 
 
-class NetworkProvider(MirrorProvider):
+class NetworkProvider(MirrorProvider, PeriodicProvider):
     def __init__(self) -> None:
+        super().__init__()
         self.sections: dict[str, NetworkProviderSection] = dict()
 
-    async def updateIface(self, iface: str) -> None:
+    async def init(self) -> None:
-        section = self.sections[iface]
+        loop = asyncio.get_running_loop()
-        section.setText(await section.getText())
+        self.time = loop.time()
-
+        self.io_counters = psutil.net_io_counters(pernic=True)
-    async def run(self) -> None:
-        await super().run()
-
-        while True:
-            # if_addrs: dict[str, list[psutil._common.snicaddr]] = psutil.net_if_addrs()
-            # io_counters: dict[str, psutil._common.snetio] = psutil.net_io_counters(pernic=True)
 
+    async def loop(self) -> None:
+        loop = asyncio.get_running_loop()
         async with asyncio.TaskGroup() as tg:
+            self.prev_io_counters = self.io_counters
+            self.prev_time = self.time
+            # On-demand would only benefit if_addrs:
+            # stats are used to determine display,
+            # and we want to keep previous io_counters
+            # so displaying stats is ~instant.
+            self.time = loop.time()
             self.if_stats = psutil.net_if_stats()
+            self.if_addrs = psutil.net_if_addrs()
+            self.io_counters = psutil.net_io_counters(pernic=True)
+
             for iface in self.if_stats:
-                    if iface not in self.sections:
+                section = self.sections.get(iface)
+                if not section:
                     section = NetworkProviderSection(
                         parent=self.module, iface=iface, provider=self
                     )
                     self.sections[iface] = section
 
-                    tg.create_task(self.updateIface(iface))
+                tg.create_task(section.update())
             for iface, section in self.sections.items():
                 if iface not in self.if_stats:
                     section.setText(None)
-                tg.create_task(asyncio.sleep(1))
+
+    async def onStateChange(self, section: StatefulSection) -> None:
+        assert isinstance(section, NetworkProviderSection)
+        await section.update()
 
 
-class TimeProvider(StatefulProvider):
+class TimeProvider(PeriodicStatefulProvider):
     FORMATS = ["%H:%M", "%m-%d %H:%M:%S", "%a %y-%m-%d %H:%M:%S"]
 
-    async def run(self) -> None:
+    async def init(self) -> None:
-        await super().run()
-        assert isinstance(self.section, StatefulSection)
         self.section.state = 1
         self.section.numberStates = len(self.FORMATS)
 
-        while True:
+    async def loop(self) -> None:
         now = datetime.datetime.now()
         format = self.FORMATS[self.section.state]
         self.section.setText(now.strftime(format))
 
-            remaining = 1 - now.microsecond / 1000000
-            try:
-                await asyncio.wait_for(self.section.stateChanged.wait(), remaining)
-            except TimeoutError:
-                pass
-
 
 async def main() -> None:
     bar = Bar()