home: mail: setup email syncing

home/default.nix

@@ -11,6 +11,7 @@
     ./git.nix
     ./laptop.nix
     ./lorri.nix
+    ./mail.nix
     ./rofi.nix
     ./ssh.nix
     ./themes

home/mail.nix

@@ -0,0 +1,73 @@
+{ config, lib, pkgs, ... }:
+let
+  inherit (lib)
+    mkEnableOption
+    mkIf
+  ;
+
+  myName = "Antoine Martin";
+  email_perso = "antoine@alarsyo.net";
+  email_lrde = "amartin@lrde.epita.fr";
+
+  cfg = config.my.home.mail;
+in
+{
+  options.my.home.mail = {
+    # I *could* read email in a terminal emacs client on a server, but in
+    # practice I don't think it'll happen very often, so let's enable this only
+    # when I'm on a machine with a Xorg server.
+    enable = (mkEnableOption "email configuration") // { default = config.my.home.x.enable; };
+  };
+
+  config = mkIf cfg.enable {
+    accounts.email = {
+      maildirBasePath = "${config.home.homeDirectory}/.mail";
+      accounts = {
+        alarsyo = {
+          address = email_perso;
+          userName = email_perso;
+          realName = myName;
+          aliases = [
+            "alarsyo@alarsyo.net"
+            "antoine@amartin.email"
+          ];
+          flavor = "plain"; # default setting
+          passwordCommand = "${pkgs.rbw}/bin/rbw get webmail.migadu.com ${email_perso}";
+          primary = true;
+          mbsync = {
+            enable = true;
+            create = "both";
+            expunge = "both";
+          };
+          msmtp.enable = true;
+          mu.enable = true;
+          imap = {
+            host = "imap.migadu.com";
+            port = 993;
+            tls.enable = true;
+          };
+          smtp = {
+            host = "smtp.migadu.com";
+            port = 465;
+            tls.enable = true;
+          };
+        };
+      };
+    };
+
+    programs.mbsync.enable = true;
+    services.mbsync = {
+      enable = true;
+      postExec = "${pkgs.mu}/bin/mu index";
+    };
+    systemd.user.services.mbsync = {
+      # rbw invokes the agent to know if the agent is launched already, and
+      # needs its path for that.
+      #
+      # https://github.com/doy/rbw/blob/acd1173848b4db1c733af7d3f53d24aab900b542/src/bin/rbw/commands.rs#L1000
+      Service.Environment = "RBW_AGENT=${pkgs.rbw}/bin/rbw-agent";
+    };
+
+    programs.mu.enable = true;
+  };
+}