Added weather module.

.gitignore

@@ -1,2 +1,3 @@
 /result
-/config/hosts/beltane/secrets.nix
+/config/hosts/beltane/secrets.nix
+/secrets.nix

config/profiles/sway/default.nix

@@ -1,6 +1,7 @@
 { config, pkgs, lib, ... }:
 
 let colors = import ./colors.nix;
+secrets = import ../../../secrets.nix;
 in {
   config = lib.mkIf (lib.elem "sway" config.meta.deploy.profiles) {
     fonts.fonts = with pkgs; [
@@ -264,6 +265,7 @@ in {
           modules-right = [
             "pulseaudio"
             "network"
+            "custom/weather"
             "cpu"
             "memory"
             "temperature"
@@ -273,6 +275,11 @@ in {
           ];
 
           modules = {
+            "custom/weather" = {
+              format = "{}";
+              interval = 3600;
+              exec = "nix-shell --command 'python ${../../../scripts/weather.py} ${secrets.profiles.sway.city} ${secrets.profiles.sway.api_key}' ${../../../scripts/weather.nix}";
+            };
             cpu = { format = "  {usage}%"; };
             memory = { format = "  {percentage}%"; };
             temperature = { format = "﨎 {temperatureC}°C"; };
@@ -303,7 +310,7 @@ in {
               format-ethernet = "  {ifname}: {ipaddr}/{cidr}";
               format-linked = "  {ifname} (No IP)";
               format-disconnected = "  Disconnected ";
-              format-alt = "{ifname}: {ipaddr}/{cidr}";
+              format-alt = "  {ifname}: {ipaddr}/{cidr}";
             };
             clock = { format = "  {:%A, %F %T %Z}"; };
           };

config/profiles/sway/waybar.css.nix

@@ -9,7 +9,7 @@
     min-height: 14px
    }
 
-  #clock, #memory, #cpu, #temperature, #pulseaudio, #network, #mpd, #backlight, #battery {
+  #clock, #memory, #cpu, #temperature, #pulseaudio, #network, #mpd, #backlight, #battery, #custom-weather {
     margin-left: 8px;
     margin-right: 8px;
     padding-left: 8px;
@@ -57,6 +57,7 @@
   #mpd { border-color: #5af78e }
   #mpd.disconnected, #mpd.stopped { border-color: #282a36 }
   #network { border-color: ${colors.base16.color3} }
+  #custom-weather { border-color: ${colors.base16.color15} }
   #pulseaudio { border-color: ${colors.base16.color2} }
   #temperature { border-color: ${colors.base16.color4} }
   #battery { border-color: ${colors.base16.color6} }

scripts/weather.nix

@@ -0,0 +1,18 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+with pkgs;
+
+mkShell {
+  buildInputs = [
+    pkgs.python3
+    pkgs.python3.pkgs.requests
+  ];
+    shellHook = ''
+    # Tells pip to put packages into $PIP_PREFIX instead of the usual locations.
+    # See https://pip.pypa.io/en/stable/user_guide/#environment-variables.
+    export PIP_PREFIX=$(pwd)/_build/pip_packages
+    export PYTHONPATH="$PIP_PREFIX/${pkgs.python3.sitePackages}:$PYTHONPATH"
+    export PATH="$PIP_PREFIX/bin:$PATH"
+    unset SOURCE_DATE_EPOCH
+  '';
+}

scripts/weather.py

@@ -0,0 +1,48 @@
+import requests
+import json
+import sys
+
+#city = "London"
+#api_key = "08588263e133e79c17cef6d01a5c6da8"
+city = sys.argv[1]
+api_key = sys.argv[2]
+
+url = f"https://api.openweathermap.org/data/2.5/weather?q={city}&appid={api_key}&units=metric"
+
+weather_icons = {
+    "Thunderstorm": "摒",
+    "Clouds": "摒",
+    "Drizzle": "",
+    "Rain": "",
+    "Snow": "流",
+    "Clear": "滛",
+    "Mist": "",
+    "Smoke": "",
+    "Haze": "",
+    "Dust": "",
+    "Fog": "",
+    "Sand": "",
+    "Ash": "",
+    "Squall": "",
+    "Tornado": ""
+}
+
+def degrees_to_cardinal(d):
+    dirs = ["N", "NNE", "NE", "ENE", "E", "ESE", "SE", "SSE",
+            "S", "SSW", "SW", "WSW", "W", "WNW", "NW", "NNW"]
+    ix = int((d + 11.25)/22.5)
+    return dirs[ix % 16]
+
+response = requests.get(url)
+data = json.loads(response.text)
+#print(data)
+
+condition = data["weather"][0]["main"]
+weather_icon = weather_icons[condition]
+temperature = f"{data['main']['temp']}°C"
+feels_like_temperature = f"{data['main']['feels_like']}°C"
+humidity = f"{data['main']['humidity']}%"
+wind = f"{data['wind']['speed']}m/s {degrees_to_cardinal(data['wind']['deg'])}"
+
+end_string = f"{weather_icon}  {temperature} {feels_like_temperature} {humidity} {wind}"
+print(end_string)