mopidy, mail, telegram

modules/telegram-bot.nix

@@ -0,0 +1,41 @@
+{ lib, config, pkgs, ... }:
+with lib;
+let
+  cfg = config.niveum.telegramBots;
+
+  botService = name: bot: nameValuePair "telegram-bot-${name}" {
+    enable = bot.enable;
+    startAt = bot.time;
+    serviceConfig.Type = "oneshot";
+    wantedBy = [ "network-online.target" ];
+    script = ''
+      ${pkgs.curl}/bin/curl -s -X POST "https://api.telegram.org/bot${bot.token}/sendMessage" \
+        -d chat_id="${bot.chatId}" \
+        -d text="$(${bot.command})" ${
+          if bot.parseMode == null then ""
+          else "-d parse_mode=${bot.parseMode}"
+        }
+    '';
+  };
+in {
+  options.niveum.telegramBots = mkOption {
+    type = types.attrsOf (types.submodule {
+      options = {
+        enable = mkEnableOption "Telegram bot";
+        time = mkOption { type = types.str; };
+        token = mkOption { type = types.strMatching "[0-9A-Za-z:-]+"; };
+        chatId = mkOption { type = types.strMatching "[0-9]+|@[A-Za-z0-9]+"; };
+        command = mkOption { type = types.str; };
+        parseMode = mkOption {
+          type = types.nullOr (types.enum ["HTML" "Markdown"]);
+          default = null;
+        };
+      };
+    });
+    default = {};
+  };
+
+  config = {
+    systemd.services = attrsets.mapAttrs' botService cfg;
+  };
+}